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Current conditions from King Hill
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  Tuesday March 19, 2019

Westford: March 2019
LOCAL CLIMATOLOGICAL DATA Monthly Summary
March 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| 33.9 | 2.3 | 18.1 | 17.6 | 6| 62| 47| 0|.........| 7| 0.00| 0.0| 30.34| 30.21|30.282| 0.9| 0.9|206| 13|SSW| 8|196| 158 | |02| 37.4 | 17.0 | 27.2 | 26.0 | 15| 65| 38| 0|.........| 6| T | T| 30.21| 29.96|30.059| 0.4| 0.4|310| 11|WNW| 7|290| 139 | |03| 32.1 | 15.0 | 23.5 | 25.7 | 20| 79| 41| 0|.........| 7| 0.03| 0.2| 30.10| 29.88|30.009| 0.7| 0.6|240| 12|WNW| 7|211| 95 | |04| 27.3 | 11.9 | 19.6 | 21.6 | 15| 78| 45| 0|.........| 9| 0.10| 1.5| 29.90| 29.72|29.795| 1.5| 1.2|290| 23| W| 11|288| 40 | |05| 21.8 | 4.1 | 12.9 | 13.5 | 4| 67| 52| 0|.........| 8| 0.01| 0.3| 29.95| 29.86|29.909| 1.5| 1.3|254| 14|WSW| 7|262| 130 | | | | | | | | | | | | | | | | | | | | | | | | | | |06| 17.6 | 3.2 | 10.4 | 9.3 | -0| 66| 54| 0|.........| 8| T | T| 30.12| 29.88|29.993| 2.3| 2.1|278| 19| NW| 11|296| 146 | |07| 15.2 | 1.0*| 8.1*| 8.4 | 1| 73| 57| 0|.........| 8| T | T| 30.25| 30.10|30.172| 1.2| 1.1|259| 14|WNW| 8|303| 132 | |08| 30.8 | 4.9 | 17.9 | 18.6 | 7| 61| 47| 0|.........| 8| 0.00| 0.0| 30.29| 30.10|30.209| 3.6| 3.5|212| 19| S| 10|211| 176 | |09| 33.3 | 16.3 | 24.8 | 23.4 | 10| 58| 40| 0|.........| 0| 0.00| 0.0| 30.40| 30.14|30.292| 0.6| 0.4|297| 12| W| 6|327| 180 | |10| 33.4 | 18.2 | 25.8 | 30.3 | 22| 73| 39| 0|...4.....| 7| 0.15| 0.1| 30.30| 29.79|29.994| 4.2| 4.2|186| 32| SE| 14|198| 47 | | | | | | | | | | | | | | | | | | | | | | | | | | |11| 36.2 | 25.9 | 31.0 | 33.7 | 28| 80| 34| 0|.........| 7| 0.07| 0.6| 29.93| 29.75|29.809| 5.0| 4.5|259| 29| W| 15|321| 34 | |12| 30.1 | 15.9 | 23.0 | 24.4 | 17| 74| 42| 0|.........| 7| T | T| 30.24| 29.93|30.112| 2.4| 2.4|319| 23|WNW| 12|303| 179 | |13| 35.7 | 15.0 | 25.4 | 26.8 | 19| 72| 39| 0|.........| 9| 0.23| 1.3| 30.31| 30.19|30.249| 1.6| 1.6|211| 15|SSW| 8|233| 93 | |14| 54.4 | 27.9 | 41.2 | 40.8 | 32| 74| 24| 0|.........| 6| T | T| 30.23| 29.82|30.055| 2.1| 2.1|196| 25| S| 14|198| 120 | |15| 55.3*| 41.1 | 48.2*| 47.3 | 41| 79| 17| 0|..3......| 2| 0.06| 0.0| 29.83| 29.57|29.640| 5.7| 4.7|224| 26| SW| 14|215| 83 | | | | | | | | | | | | | | | | | | | | | | | | | | |16| 41.5 | 23.6 | 32.5 | 32.4 | 24| 72| 32| 0|.........| 2| 0.02| 0.8| 29.95| 29.60|29.768| 5.5| 5.3|276| 32|WSW| 17|297| 104 | |17| 26.9 | 17.3 | 22.1 | 21.8 | 12| 66| 43| 0|.........| 2| 0.02| 0.6| 30.13| 29.95|30.076| 3.8| 3.7|296| 23|WSW| 15|274| 136 | |18| 32.8 | 14.1 | 23.5 | 23.5 | 10| 58| 41| 0|.........| 2| 0.00| 0.0| 30.27| 30.13|30.199| 1.3| 1.2|296| 16|WNW| 9|278| 205 | |19| | | | | | | | | | | | | | | | | | | | | | | | |20| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | |22| | | | | | | | | | | | | | | | | | | | | | | | |23| | | | | | | | | | | | | | | | | | | | | | | | |24| | | | | | | | | | | | | | | | | | | | | | | | |25| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |26| | | | | | | | | | | | | | | | | | | | | | | | |27| | | | | | | | | | | | | | | | | | | | | | | | |28| | | | | | | | | | | | | | | | | | | | | | | | |29| | | | | | | | | | | | | | | | | | | | | | | | |30| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |31| | | | | | | | | | | | | | | | | | | | | | | | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- | +------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | 595.7| 274.7|------|------|---|----| 732| 0| Days | 0.69| 5.4| 30.40| 29.58|30.154| 2.3| 1.8|250| 32| SE| 17|297| ---- | +------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Season Ttl| Date | Date |------|----|----|---| Date | Date | Avg | +------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+ | 33.1| 15.3| 24.2 | 24.7 | 16|69.0|----|----|≥.01 Inch 9| 8.84|106.5| 9 | 15 |------|----|----|---| 10+ | 16 | 116| +------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+-------+-------+------+ | | Season |Snow, Ice | | | | Number of Days | to Date |≥1.0 Inch 2| Greatest in 24 Hours and Dates | Greatest Depth on Ground | +------------------+-----------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice | | Max Temperature | Min Temperature |6703| 0|Thunder 1|Precipitation | Snow, Ice Plts | and Date | +--------+---------+--------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+ | ≥90°F | ≤32°F | ≤32°F | ≤0°F |----|----|Heavy Fog 0| 0.00| - | 1.5 | 4 | 9 | 4+ | +--------+---------+--------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+ | 0 | 8 | 17 | 0 |----|----| Clear 2 Partly Cloudy 7 Cloudy 8 | +--------+---------+--------+--------+----+----+------------------------------------------+ 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
March 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 | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 1 | MAR 2 | MAR 3 | | | | | |00| 0|30.30| 0.00| 5| -3| 69|28| 0| 0| 0|30.21| 0.00| 19| 14| 81|21| 0| 0| 0|30.00| 0.00| 22| 18| 84|03| 0| 0| |03| 0|30.30| 0.00| 5| -2| 70|27| 0| 0| 0|30.17| 0.00| 19| 11| 73|14| 0| 0| 0|30.02| 0.00| 22| 18| 87|32| 0| 0| |06| 0|30.31| 0.00| 4| -3| 71|27| 0| 0| 0|30.14| 0.00| 18| 12| 76|05| 0| 0| 0|30.06| 0.00| 18| 15| 87|32| 0| 0| |09| 329|30.33| 0.00| 17| 3| 54|21| 3| 9| 214|30.10| 0.00| 28| 14| 55|01| 0| 2| 190|30.09| 0.00| 25| 20| 79|23| 0| 5| |12| 601|30.30| 0.00| 28| 12| 49|19| 2| 7| 649|30.01| 0.00| 37| 16| 42|04| 0| 6| 353|30.07| 0.00| 29| 22| 74|22| 4| 7| |15| 411|30.26| 0.00| 33| 10| 38|20| 1| 7| 179|29.97| 0.00| 33| 17| 52|30| 0| 4| 172|29.98| 0.00| 32| 20| 61|23| 2| 8| |18| 0|30.24| 0.00| 25| 13| 60|21| 0| 0| 0|29.97| 0.00| 30| 19| 62|01| 0| 0| 0|29.95| 0.00| 29| 20| 68|23| 0| 6| |21| 0|30.24| 0.00| 21| 14| 73|21| 0| 0| 0|30.01| 0.00| 24| 16| 72|30| 1| 6| 0|29.93| 0.00| 27| 24| 88|20| 0| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 4 | MAR 5 | MAR 6 | | | | | |00| 0|29.89| 0.00| 26| 24| 92|21| 0| 0| 0|29.89| 0.00| 13| 3| 62|24| 1| 7| 0|29.89| 0.00| 10| 4| 74|25| 2| 7| |03| 0|29.81| 0.00| 24| 22| 92|03| 0| 0| 0|29.92| 0.00| 8| -0| 69|25| 0| 7| 0|29.89| 0.00| 9| 3| 77|25| 4| 13| |06| 0|29.79| 0.00| 20| 17| 91|03| 0| 0| 0|29.94| 0.00| 9| 1| 69|26| 2| 8| 0|29.93| 0.00| 6| 0| 78|25| 4| 10| |09| 30|29.77| 0.00| 23| 20| 89|34| 1| 7| 343|29.95| 0.00| 13| 3| 62|27| 0| 5| 364|29.99| 0.00| 9| 1| 69|25| 2| 14| |12| 107|29.74| 0.00| 27| 20| 75|35| 2| 7| 350|29.92| 0.00| 18| 4| 53|22| 2| 8| 638|30.00| 0.00| 15| -5| 41|32| 0| 11| |15| 97|29.73| 0.00| 25| 16| 69|32| 0| 0| 199|29.87| 0.00| 20| 6| 54|24| 2| 10| 163|30.00| 0.00| 13| 2| 60|28| 1| 10| |18| 0|29.77| 0.00| 20| 9| 61|26| 2| 8| 0|29.88| 0.00| 16| 12| 81|27| 1| 8| 0|30.04| 0.00| 11| 0| 62|31| 2| 9| |21| 0|29.85| 0.00| 14| 3| 61|25| 6| 12| 0|29.91| 0.00| 14| 8| 78|25| 0| 6| 0|30.10| 0.00| 6| -4| 62|27| 0| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 7 | MAR 8 | MAR 9 | | | | | |00| 0|30.12| 0.00| 5| -2| 72|20| 0| 6| 0|30.25| 0.00| 7| -0| 70|21| 3| 7| 0|30.14| 0.00| 20| 8| 59|21| 0| 0| |03| 0|30.10| 0.00| 1| -3| 82|26| 0| 0| 0|30.27| 0.00| 7| 0| 73|23| 1| 9| 0|30.16| 0.00| 21| 6| 52|23| 1| 8| |06| 0|30.14| 0.00| 3| -1| 84|24| 0| 5| 0|30.29| 0.00| 5| -1| 77|24| 0| 0| 0|30.23| 0.00| 18| 8| 65|27| 0| 8| |09| 200|30.18| 0.00| 8| 1| 74|26| 5| 9| 360|30.29| 0.00| 15| 7| 69|21| 5| 12| 367|30.32| 0.00| 25| 12| 58|32| 1| 9| |12| 541|30.16| 0.00| 14| 1| 55|30| 3| 9| 675|30.25| 0.00| 25| 10| 54|19| 7| 14| 645|30.33| 0.00| 30| 14| 52|31| 0| 5| |15| 214|30.16| 0.00| 15| 8| 74|33| 0| 0| 455|30.16| 0.00| 30| 13| 47|19| 2| 12| 466|30.36| 0.00| 32| 11| 41|32| 0| 6| |18| 0|30.21| 0.00| 11| 4| 71|25| 0| 4| 0|30.10| 0.00| 27| 13| 55|20| 4| 10| 0|30.38| 0.00| 25| 10| 54|01| 0| 0| |21| 0|30.24| 0.00| 8| 0| 69|21| 1| 4| 0|30.11| 0.00| 24| 10| 54|21| 5| 13| 0|30.32| 0.00| 20| 12| 68|08| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 10 | MAR 11 | MAR 12 | | | | | |00| 0|30.30| 0.00| 18| 10| 70|11| 0| 0| 0|29.80| 0.00| 33| 31| 92|21| 0| 8| 0|29.93| 0.00| 26| 23| 89|30| 11| 21| |03| 0|30.25| 0.00| 29| 10| 45|17| 4| 18| 0|29.78| 0.00| 33| 32| 94|20| 6| 9| 0|29.99| 0.00| 24| 21| 86|30| 3| 9| |06| 0|30.17| 0.00| 29| 17| 61|17| 6| 19| 0|29.77| 0.00| 35| 30| 79|25| 7| 26| 0|30.02| 0.00| 24| 20| 84|32| 4| 15| |09| 25|30.10| 0.00| 27| 22| 83|18| 3| 19| 23|29.78| 0.00| 35| 28| 75|26| 4| 19| 125|30.10| 0.00| 23| 18| 81|34| 1| 11| |12| 93|29.98| 0.00| 31| 23| 71|18| 7| 23| 56|29.80| 0.00| 36| 28| 73|26| 4| 16| 621|30.13| 0.00| 27| 17| 65|35| 1| 18| |15| 107|29.87| 0.00| 32| 25| 75|19| 2| 21| 109|29.79| 0.00| 34| 27| 76|24| 6| 22| 585|30.14| 0.00| 30| 17| 59|31| 5| 13| |18| 16|29.81| 0.00| 32| 28| 84|17| 4| 13| 28|29.83| 0.00| 34| 26| 74|26| 4| 20| 120|30.19| 0.00| 29| 15| 57|33| 0| 5| |21| 0|29.82| 0.00| 32| 30| 91|20| 3| 12| 0|29.88| 0.00| 31| 27| 82|26| 1| 11| 0|30.24| 0.00| 20| 14| 75|07| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 13 | MAR 14 | MAR 15 | | | | | |00| 0|30.24| 0.00| 17| 11| 77|07| 0| 0| 0|30.22| 0.00| 31| 30| 95|22| 0| 0| 0|29.83| 0.00| 47| 38| 69|21| 8| 22| |03| 0|30.27| 0.00| 18| 12| 79|11| 0| 0| 0|30.19| 0.00| 31| 29| 94|20| 0| 0| 0|29.71| 0.00| 47| 41| 80|20| 8| 14| |06| 0|30.26| 0.00| 20| 13| 74|20| 0| 0| 0|30.18| 0.00| 31| 29| 95|20| 0| 0| 0|29.60| 0.00| 45| 43| 91|17| 9| 18| |09| 142|30.31| 0.00| 25| 16| 71|21| 6| 12| 40|30.16| 0.00| 35| 32| 87|13| 0| 0| 88|29.58| 0.00| 47| 44| 89|21| 10| 24| |12| 360|30.27| 0.00| 32| 19| 60|19| 3| 8| 302|30.10| 0.00| 43| 33| 69|21| 4| 10| 236|29.57| 0.00| 52| 47| 85|21| 9| 20| |15| 223|30.21| 0.00| 34| 22| 62|17| 0| 11| 517|30.00| 0.00| 53| 36| 53|17| 2| 11| 680|29.60| 0.00| 51| 40| 65|28| 7| 18| |18| 37|30.21| 0.00| 33| 24| 67|18| 1| 12| 47|29.92| 0.00| 48| 36| 63|19| 1| 9| 32|29.64| 0.00| 46| 38| 71|26| 1| 10| |21| 0|30.23| 0.00| 30| 28| 93|19| 3| 7| 0|29.86| 0.00| 47| 32| 56|19| 4| 15| 0|29.65| 0.00| 44| 37| 76|28| 3| 9| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 16 | MAR 17 | MAR 18 | | | | | |00| 0|29.64| 0.00| 41| 35| 78|27| 1| 8| 0|29.95| 0.00| 24| 20| 87|31| 4| 9| 0|30.13| 0.00| 23| 16| 75|32| 2| 9| |03| 0|29.61| 0.00| 39| 31| 73|25| 8| 14| 0|30.00| 0.00| 21| 16| 80|31| 3| 12| 0|30.15| 0.00| 19| 11| 69|30| 0| 5| |06| 0|29.64| 0.00| 37| 30| 77|25| 5| 21| 0|30.05| 0.00| 18| 6| 59|32| 1| 15| 0|30.17| 0.00| 15| 8| 74|25| 0| 0| |09| 49|29.72| 0.00| 32| 25| 73|28| 10| 23| 167|30.10| 0.00| 19| 10| 67|30| 10| 18| 265|30.21| 0.00| 20| 9| 61|29| 4| 9| |12| 128|29.77| 0.00| 32| 24| 72|31| 9| 24| 383|30.12| 0.00| 23| 10| 57|30| 7| 14| 796|30.22| 0.00| 26| 10| 50|30| 4| 11| |15| 345|29.83| 0.00| 31| 19| 62|30| 8| 21| 309|30.09| 0.00| 25| 11| 55|30| 5| 15| 622|30.19| 0.00| 31| 11| 43|27| 3| 7| |18| 32|29.88| 0.00| 31| 18| 59|31| 1| 11| 47|30.09| 0.00| 24| 10| 55|29| 2| 19| 148|30.21| 0.00| 32| 13| 45|33| 1| 6| |21| 0|29.92| 0.00| 27| 19| 72|31| 4| 8| 0|30.12| 0.00| 24| 13| 62|26| 3| 9| 0|30.25| 0.00| 24| 9| 52|01| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
MAXIMUM SHORT DURATION PRECIPITATION
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Precipitation | 1.21 | 2.16 | 2.92 | 2.92 | 2.93 | 2.94 | 2.94 | 2.94 | 2.94 | 2.94 | 2.94 | 2.94 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Date | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Time | 1411 | 1415 | 1420 | 1420 | 1428 | 1438 | 1438 | 1438 | 1438 | 1438 | 1438 | 1438 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ 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
March 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 | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 19 | MAR 20 | MAR 21 | | | | | |00| 0|30.27| 0.00| 24| 9| 53|02| 0| 0| | | | | | | | | | | | | | | | | | | |03| | | | | | | | | | | | | | | | | | | | | | | | | | | | |06| | | | | | | | | | | | | | | | | | | | | | | | | | | | |09| | | | | | | | | | | | | | | | | | | | | | | | | | | | |12| | | | | | | | | | | | | | | | | | | | | | | | | | | | |15| | | | | | | | | | | | | | | | | | | | | | | | | | | | |18| | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 22 | MAR 23 | MAR 24 | | | | | |00| | | | | | | | | | | | | | | | | | | | | | | | | | | | |03| | | | | | | | | | | | | | | | | | | | | | | | | | | | |06| | | | | | | | | | | | | | | | | | | | | | | | | | | | |09| | | | | | | | | | | | | | | | | | | | | | | | | | | | |12| | | | | | | | | | | | | | | | | | | | | | | | | | | | |15| | | | | | | | | | | | | | | | | | | | | | | | | | | | |18| | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 25 | MAR 26 | MAR 27 | | | | | |00| | | | | | | | | | | | | | | | | | | | | | | | | | | | |03| | | | | | | | | | | | | | | | | | | | | | | | | | | | |06| | | | | | | | | | | | | | | | | | | | | | | | | | | | |09| | | | | | | | | | | | | | | | | | | | | | | | | | | | |12| | | | | | | | | | | | | | | | | | | | | | | | | | | | |15| | | | | | | | | | | | | | | | | | | | | | | | | | | | |18| | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 28 | MAR 29 | MAR 30 | | | | | |00| | | | | | | | | | | | | | | | | | | | | | | | | | | | |03| | | | | | | | | | | | | | | | | | | | | | | | | | | | |06| | | | | | | | | | | | | | | | | | | | | | | | | | | | |09| | | | | | | | | | | | | | | | | | | | | | | | | | | | |12| | | | | | | | | | | | | | | | | | | | | | | | | | | | |15| | | | | | | | | | | | | | | | | | | | | | | | | | | | |18| | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | MAR 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|30.053| 22| 15| 76| 1.7| 27 | 1.2| |03| 0|30.033| 21| 14| 76| 2.1| 23 | 1.6| |06| 0|30.038| 20| 14| 77| 2.1| 23 | 1.4| |09| 185|30.060| 24| 16| 72| 3.6| 26 | 2.8| |12| 419|30.042| 29| 17| 61| 3.8| 25 | 2.3| |15| 325|30.011| 31| 17| 58| 2.6| 27 | 1.9| |18| 28|30.018| 28| 17| 64| 1.2| 25 | 0.8| |21| 0|30.039| 24| 16| 71| 1.8| 24 | 1.4| +--+----+------+---+---+---+-----+----+----+
HOURLY PRECIPITATION (Water Equivalent)
March 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.)

 
 
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