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Westford: January 2019
LOCAL CLIMATOLOGICAL DATA
Monthly Summary
January 2019
Station: Westford
Latitude: 44° 37' 38" N Longitude: 73° 02' 29" W Elevation (ground): 850 feet Time Zone: Eastern
+--+-------------------------------+----+---------+---------+--+-----------+--------------------+-----------------------------+------+
| | Temperature | |Deg. Days|Precip Ty| | Precip | Pressure | Wind |Solar |
| +------+------+------+------+---+ Hu-+----+----+1 fog | S+-----+-----+ Adj. to Sea Level +----+----+---+-------+-------+------+
| | M | M | A | | |mid-| H | C |2 hvy fog| n| | Ice +------+------+------+ Avg| Res|Res| Peak |2Minute| Mean |
| | a | i | v | | D | ity| e | o |3 thunder| o|Water| plts| | | | | | +---+---+---+---+ W |
| | x | n | e | | e | | a | o |4 ice plt| w| | | | | | S | S | | S | | S | | a |
| D| i | i | r | M | w | M | t | l |5 hail | | E | S | | | M | p | p | | p | | p | | t |
| a| m | m | a | e | | e | i | i |6 glaze | C| q | n | M | M | e | e | e | D | e | D | e | D | t |
| t| u | u | g | a | P | a | n | n |7 duststm| v| u | o | a | i | a | e | e | i | e | i | e | i | s |
| e| m | m | e | n | t | n | g | g |8 smk, hz| r| v | w | x | n | n | d | d | r | d | r | d | r | m² |
| | | | | | | | | |9 blw snw| | | | | | | | | | | | | | |
| 1| 2 | 3 | 4A | 4B | 5 | 6 | 7 | 8 | 9 |10| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18| 19| 20| 21| 22| 23 |
+--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+
|01| 41.1*| 14.4 | 27.8 | 29.2 | 26| 88| 37| 0|.........| 0| 0.36| T| 30.18| 29.26|29.750| 5.6| 3.1|292| 31|SSW| 19|328| 7 |
|02| 22.6 | 7.0 | 14.8 | 15.5 | 10| 78| 50| 0|.........| 0| T | T| 30.37| 30.00|30.241| 0.1| 0.0|254| 14|SSW| 5|208| 53 |
|03| 28.8 | 20.7 | 24.8 | 26.0 | 24| 91| 40| 0|.........| 4| 0.28| 2.9| 30.00| 29.80|29.863| 1.2| 1.1|219| 13| S| 6|269| 9 |
|04| 38.3 | 26.7 | 32.5*| 31.5 | 27| 83| 32| 0|.........| 2| 0.00| 0.0| 29.86| 29.69|29.751| 3.4| 3.4|213| 24| SW| 14|215| 52 |
|05| 39.6 | 22.2 | 30.9 | 29.6 | 27| 90| 34| 0|.........| 1| 0.00| 0.0| 29.69| 29.55|29.625| 0.2| 0.2|327| 10|WNW| 6|320| 45 |
| | | | | | | | | | | | | | | | | | | | | | | | |
|06| 32.7 | 8.7 | 20.7 | 24.4 | 21| 86| 44| 0|.........| 4| 0.20| 2.8| 30.35| 29.64|29.922| 3.9| 3.8|328| 27| NW| 17|317| 13 |
|07| 18.5 | 0.4 | 9.4 | 7.8 | 0| 72| 55| 0|.........| 3| T | T| 30.57| 30.13|30.403| 0.3| 0.1|348| 11| NW| 6| 10| 50 |
|08| 34.9 | 18.4 | 26.7 | 28.8 | 25| 86| 38| 0|.........| 3| 0.35| 0.4| 30.13| 29.49|29.813| 3.8| 3.7|202| 39| S| 18|205| 12 |
|09| 32.1 | 24.8 | 28.4 | 29.4 | 28| 95| 36| 0|.........| 6| 0.46| 3.5| 29.49| 29.33|29.381| 2.0| 1.9|313| 25| NW| 12|321| 4 |
|10| 24.9 | 8.1 | 16.5 | 18.0 | 16| 92| 48| 0|.........|13| 0.38| 11.5| 29.90| 29.38|29.631| 5.3| 5.3|318| 27|WNW| 14|304| 8 |
| | | | | | | | | | | | | | | | | | | | | | | | |
|11| 8.1 | -3.6 | 2.3 | 2.5 | -1| 84| 63| 0|.........|13| 0.04| 2.2| 30.39| 29.90|30.181| 1.5| 1.4|315| 15| NW| 9|302| 22 |
|12| 12.1 | -4.9 | 3.6 | 2.5 | -3| 78| 61| 0|.........|11| 0.00| 0.0| 30.58| 30.38|30.510| 1.0| 1.0|300| 18|WNW| 10|314| 63 |
|13| 12.2 | -8.3 | 1.9 | 0.1 | -4| 84| 63| 0|.........| 9| 0.00| 0.0| 30.57| 30.42|30.515| 0.0| 0.0| 19| 7|ENE| 3|306| 92 |
|14| 17.7 | -6.5 | 5.6 | 3.9 | 1| 86| 59| 0|.........| 9| 0.00| 0.0| 30.42| 30.15|30.285| 0.0| 0.0| 0| 0| W| 0|306| 88 |
|15| 25.6 | 5.1 | 15.4 | 19.2 | 16| 88| 49| 0|.........| 8| T | T| 30.15| 29.92|30.069| 1.4| 1.4|206| 12| S| 7|203| 22 |
| | | | | | | | | | | | | | | | | | | | | | | | |
|16| 30.7 | 1.7 | 16.2 | 22.1 | 17| 81| 48| 0|.........| 8| T | T| 30.26| 29.77|29.922| 4.5| 2.9|250| 25| W| 14|300| 18 |
|17| 16.0 | -9.3*| 3.3 | 3.4 | -3| 73| 61| 0|.........| 8| 0.00| 0.0| 30.43| 30.15|30.322| 0.1| 0.0|200| 10| S| 2|178| 80 |
|18| 26.7 | 13.8 | 20.3 | 21.0 | 16| 81| 44| 0|.........| 9| 0.11| 0.7| 30.18| 29.91|30.044| 3.0| 2.8|210| 22| S| 11|215| 31 |
|19| 16.2 | -8.2 | 4.0 | -1.6 | -7| 79| 61| 0|.........| 9| 0.10| 1.3| 30.41| 30.12|30.286| 0.3| 0.3| 2| 14|WNW| 4| 15| 28 |
|20| 8.8 | -7.0 | 0.9*| -1.4 | -5| 85| 64| 0|.........|21| 0.00| 12.0| 30.12| 29.53|29.745| 1.5| 1.5|331| 20| NW| 11|323| 4 |
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|21| | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | |
|23| | | | | | | | | | | | | | | | | | | | | | | |
|24| | | | | | | | | | | | | | | | | | | | | | | |
|25| | | | | | | | | | | | | | | | | | | | | | | |
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|26| | | | | | | | | | | | | | | | | | | | | | | |
|27| | | | | | | | | | | | | | | | | | | | | | | |
|28| | | | | | | | | | | | | | | | | | | | | | | |
|29| | | | | | | | | | | | | | | | | | | | | | | |
|30| | | | | | | | | | | | | | | | | | | | | | | |
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+--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+
| Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- |
+------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+
| 487.6| 124.2|------|------|---|----| 987| 0| Days | 2.28| 37.3| 30.58| 29.29|30.202| 2.1| 1.1|284| 39| S| 19|328| ---- |
+------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+---+---+---+---+------+
| Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Season Ttl| Date | Date |------|----|----|---| Date | Date | Avg |
+------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+
| 24.4| 6.2| 15.3 | 14.6 | 11|84.1|----|----|≥.01 Inch 9| 2.28| 74.7| 12 | 1 |------|----|----|---| 8 | 1 | 33|
+------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+-------+-------+------+
| | Season |Snow, Ice | | |
| Number of Days | to Date |≥1.0 Inch 7| Greatest in 24 Hours and Dates | Greatest Depth on Ground |
+------------------+-----------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice |
| Max Temperature | Min Temperature |4120| 0|Thunder 0|Precipitation | Snow, Ice Plts | and Date |
+--------+---------+--------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+
| ≥90°F | ≤32°F | ≤32°F | ≤0°F |----|----|Heavy Fog 0| 0.00| - | 12.0 | 20 | 21 | 20 |
+--------+---------+--------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+
| 0 | 15 | 20 | 8 |----|----| Clear 4 Partly Cloudy 3 Cloudy 13 |
+--------+---------+--------+--------+----+----+------------------------------------------+
NOTES:
Units: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches.
Column 4A: value is (MAX+MIN) / 2.
Data in columns 4B, 5, 6, 15, 16, 23 are updated continuously, there by achieving a "true" mean.
Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for 24 hours.
Columns 7, 8: Degree Days heating base is 65°F, cooling base is 65°F.
Data in columns 9, 10, 12 are entered manually by the station observer.
Columns 17-18: Resultant wind is calculated by the vector sum of continuous wind observations.
Column 23: Solar Radiation is measured in Watts/m² and is continuously averaged for 24 hours.
OBSERVATIONS AT 3-HOUR INTERVALS
January 2019: Westford
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+
| | | | | | | | | | | | | | | | | | | | | | |
| | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind |
| | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+
| | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | |
| | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | |
| | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | |
| | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | |
| | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | |
| H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G |
| o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u |
| u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s |
| r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 1 | JAN 2 | JAN 3 |
| | | |
|00| 0|29.69| 0.00| 33| 31| 94|18| 0| 6| 0|30.18| 0.00| 15| 11| 84|03| 1| 6| 0|30.00| 0.00| 21| 17| 85|17| 1| 9|
|03| 0|29.42| 0.00| 35| 34| 94|20| 4| 21| 0|30.23| 0.00| 11| 8| 87|02| 0| 0| 0|29.87| 0.00| 23| 21| 92|20| 2| 6|
|06| 0|29.26| 0.00| 40| 39| 94|21| 5| 26| 0|30.33| 0.00| 11| 7| 87|02| 0| 0| 0|29.81| 0.00| 25| 23| 94|19| 1| 7|
|09| 19|29.58| 0.00| 33| 30| 92|30| 4| 23| 26|30.36| 0.00| 9| 7| 90|02| 0| 0| 12|29.85| 0.00| 27| 25| 93|21| 0| 6|
|12| 21|29.78| 0.00| 31| 27| 88|32| 6| 20| 330|30.33| 0.00| 17| 11| 77|30| 0| 0| 46|29.84| 0.00| 29| 26| 91|25| 2| 6|
|15| 32|29.89| 0.00| 28| 24| 84|31| 10| 16| 47|30.26| 0.00| 22| 7| 51|21| 0| 0| 5|29.86| 0.00| 28| 25| 89|21| 0| 5|
|18| 0|30.07| 0.00| 24| 19| 81|34| 5| 18| 0|30.21| 0.00| 18| 11| 74|21| 0| 0| 0|29.88| 0.00| 27| 24| 88|22| 1| 8|
|21| 0|30.14| 0.00| 18| 13| 81|33| 6| 14| 0|30.11| 0.00| 19| 14| 80|21| 0| 0| 0|29.88| 0.00| 26| 24| 91|20| 1| 4|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 4 | JAN 5 | JAN 6 |
| | | |
|00| 0|29.85| 0.00| 27| 25| 92|19| 4| 9| 0|29.69| 0.00| 27| 25| 91|21| 0| 0| 0|29.64|14.05| 32| 30| 92|31| 0| 0|
|03| 0|29.82| 0.00| 28| 26| 91|20| 3| 7| 0|29.66| 0.00| 26| 24| 93|21| 0| 0| 0|29.66|14.05| 32| 30| 89|26| 0| 7|
|06| 0|29.78| 0.00| 29| 26| 89|21| 5| 14| 0|29.62| 0.00| 25| 23| 94|21| 0| 0| 0|29.67| 0.00| 32| 30| 92|26| 0| 0|
|09| 40|29.77| 0.00| 31| 27| 83|20| 4| 12| 69|29.64| 0.00| 25| 23| 94|06| 0| 0| 9|29.77| 0.00| 31| 29| 95|31| 2| 13|
|12| 355|29.69| 0.00| 36| 28| 73|21| 7| 12| 244|29.58| 0.00| 35| 29| 80|04| 0| 0| 54|29.88| 0.00| 25| 23| 93|30| 13| 25|
|15| 63|29.71| 0.00| 38| 29| 70|22| 5| 14| 93|29.57| 0.00| 35| 29| 80|01| 1| 6| 42|30.00| 0.00| 22| 15| 75|34| 9| 19|
|18| 0|29.72| 0.00| 32| 27| 80|18| 0| 7| 0|29.61| 0.00| 30| 28| 92|31| 0| 0| 0|30.15| 0.00| 18| 12| 75|34| 9| 22|
|21| 0|29.72| 0.00| 32| 27| 82|20| 1| 7| 0|29.65| 0.00| 32| 30| 94|32| 0| 8| 0|30.28| 0.00| 14| 8| 77|35| 0| 9|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 7 | JAN 8 | JAN 9 |
| | | |
|00| 0|30.35| 0.00| 9| 3| 76|00| 3| 9| 0|30.13| 0.00| 18| 6| 59|18| 1| 9| 0|29.49| 0.00| 32| 30| 95|08| 0| 0|
|03| 0|30.43| 0.00| 4| 0| 83|00| 0| 5| 0|29.99| 0.00| 20| 17| 87|19| 3| 15| 0|29.42| 0.00| 32| 31| 96|08| 0| 0|
|06| 0|30.49| 0.00| 2| -2| 84|00| 0| 8| 0|29.91| 0.00| 27| 22| 81|20| 10| 34| 0|29.34| 0.00| 31| 30| 96|34| 0| 0|
|09| 76|30.53| 0.00| 2| -2| 81|04| 1| 7| 18|29.91| 0.00| 30| 26| 83|19| 7| 24| 7|29.39| 0.00| 27| 25| 95|33| 1| 10|
|12| 232|30.47| 0.00| 8| -2| 62|07| 0| 0| 40|29.85| 0.00| 32| 29| 88|20| 8| 16| 25|29.35| 0.00| 29| 28| 95|31| 0| 7|
|15| 74|30.47| 0.00| 11| -1| 59|21| 0| 0| 23|29.77| 0.00| 35| 31| 87|20| 1| 7| 0|29.38| 0.00| 29| 28| 95|32| 2| 12|
|18| 0|30.36| 0.00| 10| 2| 71|06| 0| 0| 0|29.69| 0.00| 30| 27| 88|08| 0| 0| 0|29.39| 0.00| 30| 29| 95|33| 0| 15|
|21| 0|30.21| 0.00| 12| 5| 73|10| 0| 0| 0|29.58| 0.00| 32| 30| 94|21| 0| 0| 0|29.38| 0.00| 29| 27| 92|28| 3| 14|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 10 | JAN 11 | JAN 12 |
| | | |
|00| 0|29.38| 0.00| 25| 23| 93|31| 5| 15| 0|29.90| 0.00| 8| 5| 88|30| 9| 12| 0|30.38| 0.00| 2| -3| 80|33| 2| 13|
|03| 0|29.42| 0.00| 24| 23| 94|32| 3| 15| 0|29.98| 0.00| 6| 3| 88|31| 5| 9| 0|30.43| 0.00| 0| -5| 79|28| 6| 12|
|06| 0|29.46| 0.00| 24| 22| 94|30| 5| 16| 0|30.05| 0.00| 5| 2| 88|29| 1| 11| 0|30.48| 0.00| -0| -5| 80|29| 3| 9|
|09| 12|29.57| 0.00| 20| 19| 93|31| 8| 20| 26|30.15| 0.00| 2| -2| 85|34| 0| 7| 11|30.53| 0.00| -3| -6| 85|19| 1| 5|
|12| 23|29.64| 0.00| 18| 16| 91|32| 10| 18| 132|30.19| 0.00| 3| -1| 83|33| 0| 2| 251|30.51| 0.00| 9| 1| 69|26| 1| 7|
|15| 19|29.71| 0.00| 16| 14| 91|32| 8| 13| 39|30.27| 0.00| 2| -3| 82|32| 3| 15| 193|30.52| 0.00| 11| 2| 67|32| 0| 4|
|18| 0|29.78| 0.00| 14| 12| 90|31| 4| 14| 0|30.32| 0.00| -2| -6| 85|21| 1| 6| 0|30.56| 0.00| 4| -1| 80|02| 0| 0|
|21| 0|29.86| 0.00| 11| 9| 89|34| 5| 15| 0|30.37| 0.00| 2| -3| 80|29| 3| 12| 0|30.58| 0.00| 0| -3| 84|12| 0| 0|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 13 | JAN 14 | JAN 15 |
| | | |
|00| 0|30.55| 0.00| -4| -7| 86|12| 0| 0| 0|30.42| 0.00| -4| -7| 87|31| 0| 0| 0|30.15| 0.00| 5| 3| 89|06| 0| 0|
|03| 0|30.56| 0.00| -6| -9| 85|12| 0| 0| 0|30.40| 0.00| -5| -8| 86|31| 0| 0| 0|30.13| 0.00| 14| 11| 88|18| 0| 0|
|06| 0|30.55| 0.00| -6|-10| 85|12| 0| 0| 0|30.34| 0.00| -6| -9| 86|31| 0| 0| 0|30.11| 0.00| 17| 14| 88|20| 0| 0|
|09| 16|30.56| 0.00| -5| -8| 87|12| 0| 0| 21|30.35| 0.00| -3| -6| 87|31| 0| 0| 21|30.12| 0.00| 17| 14| 90|18| 0| 5|
|12| 396|30.53| 0.00| 9| 4| 81|36| 0| 0| 322|30.29| 0.00| 12| 7| 82|31| 0| 0| 83|30.08| 0.00| 19| 17| 91|20| 2| 8|
|15| 241|30.48| 0.00| 11| 5| 75|00| 0| 2| 137|30.24| 0.00| 17| 10| 75|06| 0| 0| 49|30.05| 0.00| 23| 19| 87|21| 0| 6|
|18| 0|30.47| 0.00| 3| -1| 86|31| 0| 0| 0|30.20| 0.00| 9| 6| 88|06| 0| 0| 0|30.04| 0.00| 23| 20| 89|20| 2| 7|
|21| 0|30.46| 0.00| -2| -5| 87|31| 0| 0| 0|30.17| 0.00| 5| 3| 90|06| 0| 0| 0|29.99| 0.00| 24| 21| 87|20| 2| 10|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 16 | JAN 17 | JAN 18 |
| | | |
|00| 0|29.92| 0.00| 26| 23| 89|20| 5| 11| 0|30.26| 0.00| 2| -5| 74|32| 0| 5| 0|30.15| 0.00| 16| 1| 50|18| 0| 9|
|03| 0|29.85| 0.00| 26| 23| 88|20| 5| 13| 0|30.31| 0.00| -2| -6| 81|01| 0| 5| 0|30.11| 0.00| 17| 6| 60|22| 2| 9|
|06| 0|29.81| 0.00| 27| 23| 85|21| 3| 14| 0|30.35| 0.00| -5| -9| 84|07| 0| 0| 0|30.05| 0.00| 18| 12| 75|21| 3| 13|
|09| 25|29.81| 0.00| 26| 22| 85|22| 4| 13| 26|30.42| 0.00| -4| -8| 84|05| 0| 3| 42|30.02| 0.00| 22| 18| 85|19| 2| 14|
|12| 46|29.78| 0.00| 28| 24| 82|22| 4| 12| 429|30.39| 0.00| 8| -1| 65|25| 0| 4| 123|29.95| 0.00| 25| 22| 88|21| 6| 18|
|15| 54|29.83| 0.00| 29| 23| 77|29| 9| 20| 153|30.34| 0.00| 12| -2| 54|21| 0| 0| 37|29.94| 0.00| 27| 23| 86|22| 4| 11|
|18| 0|30.03| 0.00| 17| 10| 73|31| 7| 15| 0|30.30| 0.00| 5| -2| 74|20| 0| 0| 0|30.01| 0.00| 24| 22| 92|28| 0| 0|
|21| 0|30.18| 0.00| 8| 1| 71|32| 3| 14| 0|30.25| 0.00| 6| 1| 80|20| 0| 0| 0|30.12| 0.00| 19| 15| 84|35| 1| 11|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
MAXIMUM SHORT DURATION PRECIPITATION
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Precipitation | 1.28 | 2.45 | 3.64 | 4.84 | 7.16 | 10.68 | 14.16 | 18.85 | 23.52 | 28.20 | 35.24 | 42.24 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Ended: Date | 06 | 06 | 06 | 06 | 06 | 06 | 06 | 06 | 06 | 06 | 06 | 06 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Ended: Time | 0038 | 0147 | 0027 | 0055 | 0035 | 0158 | 0113 | 0244 | 0147 | 0244 | 0244 | 0323 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
The precipitation amounts for the indicated time intervals may occur at any time during the month. The time indicated
is the ending time of the interval. Date and time are not entered for trace amounts.
OBSERVATIONS AT 3-HOUR INTERVALS
January 2019: Westford
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+
| | | | | | | | | | | | | | | | | | | | | | |
| | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind |
| | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+
| | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | |
| | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | |
| | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | |
| | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | |
| | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | |
| H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G |
| o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u |
| u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s |
| r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 19 | JAN 20 | JAN 21 |
| | | |
|00| 0|30.18| 0.00| 16| 13| 88|01| 0| 5| 0|30.12| 0.00| -7|-10| 83|34| 0| 0| 0|29.76| 0.00| -5| -8| 85|31| 3| 11|
|03| 0|30.25| 0.00| 8| 3| 82|01| 2| 10| 0|29.96| 0.00| -6|-10| 83|34| 0| 0| | | | | | | | | |
|06| 0|30.31| 0.00| -1| -7| 75|02| 1| 9| 0|29.81| 0.00| 2| -1| 87|34| 0| 0| | | | | | | | | |
|09| 69|30.38| 0.00| -2| -8| 76|03| 0| 0| 0|29.67| 0.00| 8| 5| 88|01| 0| 0| | | | | | | | | |
|12| 144|30.36| 0.00| 0| -7| 71|33| 0| 2| 11|29.54| 0.00| 2| -1| 86|31| 0| 4| | | | | | | | | |
|15| 25|30.33| 0.00| -5|-10| 78|30| 0| 0| 21|29.60| 0.00| -1| -5| 84|31| 7| 14| | | | | | | | | |
|18| 0|30.27| 0.00| -6|-10| 83|00| 0| 0| 0|29.70| 0.00| -3| -6| 85|33| 0| 12| | | | | | | | | |
|21| 0|30.21| 0.00| -7|-11| 83|34| 0| 0| 0|29.73| 0.00| -4| -8| 85|34| 0| 10| | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 22 | JAN 23 | JAN 24 |
| | | |
|00| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|03| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|06| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|09| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|12| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|15| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|18| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|21| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 25 | JAN 26 | JAN 27 |
| | | |
|00| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|03| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|06| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|09| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|12| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|15| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|18| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|21| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 28 | JAN 29 | JAN 30 |
| | | |
|00| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|03| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|06| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|09| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|12| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|15| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|18| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|21| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JAN 31 | | |
| | | |
|00| | | | | | | | | | | |
|03| | | | | | | | | | | |
|06| | | | | | | | | | | |
|09| | | | | | | | | | | |
|12| | | | | | | | | | | |
|15| | | | | | | | | | | |
|18| | | | | | | | | | | |
|21| | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+---------------------------------------+---------------------------------------+
WEATHER NOTES SUMMARY BY HOURS
+--+-----------------------------+---------+
Wind Direction: Directions are those from which the wind is blowing, | | Averages | |
indicated in tens of degrees from true North: i.e., 09 for East, 18 for | +----+------+---+---+---+-----+Resultant|
South, 27 for West, and 00 or 36 for North. | | | | | | | | |
Wind Speed: The observed one-minute average speed in miles-per-hour. | | | | T | | | | Wind |
Wind Gust: The maximum instantaneous wind speed for the ten minute-period | | | | e | | % | W +----+----+
preceding the observation. | | | | m | D | | i | D | |
Rainfall Rate: The instantaneous rainfall rate at time of observation, | | S | P | p | e | H | n | i | |
calculated by timing consecutive pulses from the electronic rain | | u | r | e | w | u | d | r | |
gauge and interpolating this rate for one hour. | | n | e | r | | m | | e | |
| | s | s | a | P | i | S | c | S |
| H| h | s | t | o | d | p | t | p |
| o| i | u | u | i | i | e | i | e |
| u| n | r | r | n | t | e | o | e |
| r| e | e | e | t | y | d | n | d |
+--+----+------+---+---+---+-----+----+----+
|00| 0|30.009| 14| 10| 84| 1.6| 29 | 0.8|
|03| 0|29.995| 14| 11| 86| 1.8| 25 | 1.0|
|06| 0|29.976| 15| 11| 87| 1.8| 23 | 1.3|
|09| 27|30.020| 15| 12| 88| 1.7| 25 | 0.9|
|12| 165|30.001| 19| 14| 82| 3.0| 27 | 1.9|
|15| 67|30.011| 19| 13| 77| 3.0| 31 | 2.3|
|18| 0|30.038| 15| 11| 83| 1.5| 32 | 1.1|
|21| 0|30.044| 14| 10| 84| 1.2| 31 | 0.9|
+--+----+------+---+---+---+-----+----+----+
HOURLY PRECIPITATION (Water Equivalent)
January 2019: Westford
---+-----------------------------------------------------------+-----------------------------------------------------------+---
| | |
D| A.M. Hour Ending at | P.M. Hour Ending at |D
a| | |a
t+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+t
e| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |e
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
01| | | | | | | | | | | | | | | | | | | | | | | | |01
02| | | | | | | | | | | | | | | | | | | | | | | | |02
03| | | | | | | | | | | | | | | | | | | | | | | | |03
04| | | | | | | | | | | | | | | | | | | | | | | | |04
05| | | | | | | | | | | | | | | | | | | | | | | | |05
| | | | | | | | | | | | | | | | | | | | | | | | |
06| | | | | | | | | | | | | | | | | | | | | | | | |06
07| | | | | | | | | | | | | | | | | | | | | | | | |07
08| | | | | | | | | | | | | | | | | | | | | | | | |08
09| | | | | | | | | | | | | | | | | | | | | | | | |09
10| | | | | | | | | | | | | | | | | | | | | | | | |10
| | | | | | | | | | | | | | | | | | | | | | | | |
11| | | | | | | | | | | | | | | | | | | | | | | | |11
12| | | | | | | | | | | | | | | | | | | | | | | | |12
13| | | | | | | | | | | | | | | | | | | | | | | | |13
14| | | | | | | | | | | | | | | | | | | | | | | | |14
15| | | | | | | | | | | | | | | | | | | | | | | | |15
| | | | | | | | | | | | | | | | | | | | | | | | |
16| | | | | | | | | | | | | | | | | | | | | | | | |16
17| | | | | | | | | | | | | | | | | | | | | | | | |17
18| | | | | | | | | | | | | | | | | | | | | | | | |18
19| | | | | | | | | | | | | | | | | | | | | | | | |19
20| | | | | | | | | | | | | | | | | | | | | | | | |20
| | | | | | | | | | | | | | | | | | | | | | | | |
21| | | | | | | | | | | | | | | | | | | | | | | | |21
22| | | | | | | | | | | | | | | | | | | | | | | | |22
23| | | | | | | | | | | | | | | | | | | | | | | | |23
24| | | | | | | | | | | | | | | | | | | | | | | | |24
25| | | | | | | | | | | | | | | | | | | | | | | | |25
| | | | | | | | | | | | | | | | | | | | | | | | |
26| | | | | | | | | | | | | | | | | | | | | | | | |26
27| | | | | | | | | | | | | | | | | | | | | | | | |27
28| | | | | | | | | | | | | | | | | | | | | | | | |28
29| | | | | | | | | | | | | | | | | | | | | | | | |29
30| | | | | | | | | | | | | | | | | | | | | | | | |30
31| | | | | | | | | | | | | | | | | | | | | | | | |31
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
Sum|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|Sum
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
During a frozen precipitation event, hourly precipitation totals may not be recorded. In this case, daily amounts are
typically entered in the last column (hour ending at 12 A.M.)
|
 |
Current Radar Loop:
Sun Position
|
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