41.8°F
Current conditions from King Hill
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  Tuesday February 20, 2018

Westford: February 2018
LOCAL CLIMATOLOGICAL DATA Monthly Summary
February 2018
Station: Westford Latitude: 44° 37' 39" 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 | m^2 | | | | | | | | | | |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| 35.9 | 25.8 | 30.9 | 30.7 | 23| 74| 34| 0|.........| 1| T | T| 29.83| 29.69|29.762| 6.1| 5.9|210| 25|SSW| 15|203| 51 | |02| 27.1 | -1.1 | 13.0 | 6.9 | -0| 72| 52| 0|.........| 3| 0.15| 2.0| 30.23| 29.78|30.007| 3.7| 3.6|318| 23|WNW| 14|293| 70 | |03| 21.3 | -9.1*| 6.1*| 8.2 | 2| 74| 59| 0|.........| 3| 0.01| 0.1| 30.25| 30.12|30.208| 1.7| 1.6|216| 21| S| 11|206| 64 | |04| 31.8 | 21.3 | 26.5 | 27.9 | 22| 80| 38| 0|.........| 4| 0.16| 1.4| 30.12| 29.63|29.911| 4.8| 4.8|207| 32| S| 13|210| 25 | |05| 31.9 | 5.7 | 18.8 | 18.0 | 12| 77| 46| 0|.........| 5| 0.13| 1.3| 30.17| 29.55|29.900| 1.5| 1.4|308| 24|WNW| 14|297| 45 | | | | | | | | | | | | | | | | | | | | | | | | | | |06| 25.0 | 11.0 | 18.0 | 17.4 | 12| 79| 47| 0|.........| 5| 0.03| 0.2| 30.50| 30.17|30.288| 1.3| 1.2|215| 15| S| 8|209| 72 | |07| 21.7 | 5.9 | 13.8 | 14.7 | 12| 90| 51| 0|.........|11| 0.60| 5.7| 30.50| 29.93|30.222| 0.5| 0.4|311| 20| NW| 9|321| 6 | |08| 20.4 | 5.9 | 13.1 | 12.7 | 8| 80| 52| 0|.........|11| 0.00| 0.0| 30.31| 30.10|30.244| 0.4| 0.4|267| 12| NW| 6|298| 33 | |09| 22.1 | 4.8 | 13.5 | 16.1 | 10| 77| 51| 0|.........| 0| 0.00| 0.0| 30.46| 30.25|30.370| 3.0| 2.8|213| 15| W| 9|216| 68 | |10| 35.4 | 21.8 | 28.6 | 28.0 | 26| 92| 36| 0|.........| 0| 0.00| 0.0| 30.26| 30.05|30.136| 3.7| 3.5|211| 21|SSW| 12|215| 18 | | | | | | | | | | | | | | | | | | | | | | | | | | |11| 42.4 | 19.3 | 30.9 | 27.6 | 26| 93| 34| 0|.........| 0| 0.00| 0.0| 30.14| 29.68|29.947| 2.0| 2.0|212| 28|SSW| 15|216| 20 | |12| 39.6 | 15.4 | 27.5 | 25.4 | 17| 70| 37| 0|.........| 8| 0.38| T| 30.67| 29.83|30.310| 2.7| 2.6|315| 27| NW| 15|302| 108 | |13| 25.1 | 6.3 | 15.7 | 17.3 | 5| 61| 49| 0|.........| 8| 0.00| 0.0| 30.81| 30.39|30.674| 0.9| 0.9|210| 22|SSW| 10|206| 115 | |14| 38.1 | 24.5 | 31.3 | 31.2 | 23| 71| 33| 0|.........| 7| 0.00| 0.0| 30.39| 29.92|30.095| 5.2| 5.1|209| 29|WSW| 12|218| 71 | |15| 49.8*| 32.8 | 41.3*| 40.7 | 36| 83| 23| 0|.........| 5| 0.00| 0.0| 29.92| 29.53|29.674| 4.1| 3.9|213| 23| S| 12|206| 52 | | | | | | | | | | | | | | | | | | | | | | | | | | |16| 44.5 | 14.6 | 29.5 | 31.2 | 28| 86| 35| 0|.........| 5| 0.15| 2.0| 30.15| 29.53|29.702| 1.2| 1.2|327| 23| NW| 10|338| 15 | |17| 30.2 | 6.7 | 18.5 | 21.4 | 11| 67| 46| 0|.........| 5| T | T| 30.34| 29.97|30.182| 2.6| 2.6|209| 27|SSW| 15|208| 105 | |18| 34.2 | 21.4 | 27.8 | 28.0 | 23| 83| 37| 0|.........| 6| 0.15| 1.2| 30.41| 29.92|30.184| 1.3| 1.1|247| 13|WSW| 7|266| 45 | |19| 42.8 | 20.9 | 31.8 | 34.4 | 27| 75| 33| 0|.........| 3| 0.00| 0.0| 30.40| 30.12|30.247| 6.0| 6.0|206| 33| S| 18|205| 101 | |20| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | |22| | | | | | | | | | | | | | | | | | | | | | | | |23| | | | | | | | | | | | | | | | | | | | | | | | |24| | | | | | | | | | | | | | | | | | | | | | | | |25| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |26| | | | | | | | | | | | | | | | | | | | | | | | |27| | | | | | | | | | | | | | | | | | | | | | | | |28| | | | | | | | | | | | | | | | | | | | | | | | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- | +------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | 619.3| 253.9|------|------|---|----| 793| 0| Days | 1.76| 13.9| 30.81| 29.53|30.109| 2.9| 2.1|222| 33| S| 18|205| ---- | +------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Season Ttl| Date | Date |------|----|----|---| Date | Date | Avg | +------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+ | 32.6| 13.4| 23.0 | 23.9 | 18|78.9|----|----|≥.01 Inch 9| 5.84| 63.1| 13 | 15 |------|----|----|---| 19 | 19 | 54| +------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+-------+-------+------+ | | Season |Snow, Ice | | | | Number of Days | to Date |≥1.0 Inch 6| Greatest in 24 Hours and Dates | Greatest Depth on Ground | +------------------+-----------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice | | Max Temperature | Min Temperature |5188| 0|Thunder 0|Precipitation | Snow, Ice Plts | and Date | +--------+---------+--------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+ | ≥90°F | ≤32°F | ≤32°F | ≤0°F |----|----|Heavy Fog 0| 0.00| - | 5.7 | 7 | 11 | 7+ | +--------+---------+--------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+ | 0 | 10 | 18 | 2 |----|----| Clear 1 Partly Cloudy 9 Cloudy 9 | +--------+---------+--------+--------+----+----+------------------------------------------+ NOTES: Data in column 4A are (MAX+MIN) / 2, whereas data in columns 4B, 5, 6, 15, 16, 23 are means via continuous observations Units: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches. for 24 hours. 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/m^2 and is continuously averaged for 24 hours. Data in columns 4B, 5, 6, 15, 16, 23 are updated continuously, there by achieving a "true" mean.
OBSERVATIONS AT 3-HOUR INTERVALS
February 2018: 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 | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 1 | FEB 2 | FEB 3 | | | | | |00| 0|29.82| 0.00| 26| 13| 58|20| 9| 19| 0|29.78| 0.00| 27| 25| 92|31| 4| 12| 0|30.22| 0.00| 1| -8| 67|29| 4| 13| |03| 0|29.82| 0.00| 27| 16| 63|19| 7| 15| 0|29.85| 0.00| 17| 14| 88|34| 0| 10| 0|30.23| 0.00| -3| -9| 74|27| 0| 0| |06| 0|29.80| 0.00| 28| 19| 67|20| 3| 15| 0|29.92| 0.00| 10| 4| 74|35| 2| 13| 0|30.23| 0.00| -6| -9| 84|21| 0| 0| |09| 42|29.79| 0.00| 30| 23| 74|20| 5| 18| 19|29.95| 0.00| 5| -1| 75|33| 6| 13| 120|30.24| 0.00| 4| -2| 77|20| 3| 9| |12| 237|29.74| 0.00| 32| 27| 79|21| 13| 22| 322|29.99| 0.00| 5| -4| 66|32| 8| 14| 276|30.22| 0.00| 13| 7| 77|18| 2| 7| |15| 128|29.70| 0.00| 36| 28| 74|19| 6| 18| 230|30.03| 0.00| 5| -5| 62|31| 4| 13| 127|30.19| 0.00| 15| 10| 80|20| 3| 10| |18| 0|29.71| 0.00| 34| 28| 77|19| 6| 18| 0|30.11| 0.00| 2| -7| 66|30| 8| 19| 0|30.19| 0.00| 16| 8| 72|21| 1| 6| |21| 0|29.74| 0.00| 31| 28| 86|22| 4| 10| 0|30.19| 0.00| 0| -8| 68|30| 2| 11| 0|30.19| 0.00| 18| 8| 66|21| 2| 9| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 4 | FEB 5 | FEB 6 | | | | | |00| 0|30.12| 0.00| 21| 11| 64|19| 7| 21| 0|29.63| 0.00| 32| 31| 95|18| 0| 0| 0|30.17| 0.00| 11| 5| 75|20| 0| 0| |03| 0|30.06| 0.00| 23| 15| 71|22| 7| 22| 0|29.58| 0.00| 30| 29| 96|22| 0| 0| 0|30.18| 0.00| 13| 6| 74|19| 1| 4| |06| 0|30.00| 0.00| 26| 14| 62|21| 5| 16| 0|29.59| 0.00| 30| 29| 96|33| 4| 13| 0|30.18| 0.00| 14| 10| 82|21| 1| 8| |09| 51|29.99| 0.00| 27| 19| 71|19| 6| 25| 18|29.83| 0.00| 16| 11| 82|28| 3| 18| 97|30.25| 0.00| 16| 12| 86|19| 2| 9| |12| 98|29.94| 0.00| 31| 25| 78|20| 4| 25| 98|29.98| 0.00| 17| 5| 57|31| 3| 12| 343|30.24| 0.00| 23| 15| 71|20| 3| 11| |15| 37|29.87| 0.00| 29| 26| 90|20| 7| 19| 330|30.04| 0.00| 16| 1| 52|32| 3| 14| 132|30.27| 0.00| 24| 17| 74|23| 0| 6| |18| 0|29.82| 0.00| 30| 28| 91|21| 3| 12| 0|30.11| 0.00| 7| 1| 74|02| 0| 0| 0|30.39| 0.00| 21| 18| 89|33| 0| 4| |21| 0|29.75| 0.00| 30| 28| 94|20| 0| 2| 0|30.16| 0.00| 10| 4| 77|26| 0| 0| 0|30.46| 0.00| 17| 12| 81|27| 1| 5| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 7 | FEB 8 | FEB 9 | | | | | |00| 0|30.50| 0.00| 13| 9| 85|26| 0| 0| 0|30.10| 0.00| 10| 7| 90|32| 4| 13| 0|30.31| 0.00| 16| 9| 76|25| 5| 10| |03| 0|30.48| 0.00| 6| 3| 89|26| 0| 0| 0|30.15| 0.00| 11| 8| 89|31| 0| 0| 0|30.35| 0.00| 10| 6| 81|22| 2| 6| |06| 0|30.45| 0.00| 8| 6| 90|26| 0| 0| 0|30.21| 0.00| 9| 6| 89|33| 0| 0| 0|30.41| 0.00| 8| 4| 82|20| 0| 5| |09| 25|30.35| 0.00| 13| 10| 90|26| 0| 0| 30|30.30| 0.00| 10| 7| 87|06| 0| 0| 77|30.45| 0.00| 13| 8| 78|20| 4| 9| |12| 21|30.25| 0.00| 18| 15| 90|21| 0| 0| 234|30.29| 0.00| 15| 9| 77|29| 0| 0| 327|30.42| 0.00| 20| 11| 68|20| 2| 11| |15| 5|30.04| 0.00| 21| 18| 91|15| 0| 0| 148|30.24| 0.00| 19| 7| 59|29| 3| 11| 169|30.38| 0.00| 22| 11| 64|22| 6| 12| |18| 0|29.93| 0.00| 21| 19| 93|15| 0| 0| 0|30.26| 0.00| 11| 6| 81|21| 0| 0| 0|30.35| 0.00| 18| 11| 75|21| 3| 11| |21| 0|29.97| 0.00| 17| 16| 93|30| 2| 8| 0|30.29| 0.00| 12| 7| 82|22| 0| 0| 0|30.31| 0.00| 20| 15| 82|21| 5| 13| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 10 | FEB 11 | FEB 12 | | | | | |00| 0|30.26| 0.00| 22| 20| 91|19| 5| 14| 0|30.10| 0.00| 22| 20| 92|02| 0| 0| 0|29.83| 0.00| 40| 38| 96|25| 5| 10| |03| 0|30.20| 0.00| 25| 23| 92|20| 6| 19| 0|30.12| 0.00| 20| 19| 93|02| 0| 0| 0|30.01| 0.00| 29| 27| 90|32| 7| 14| |06| 0|30.17| 0.00| 28| 26| 91|20| 6| 16| 0|30.12| 0.00| 20| 18| 93|01| 0| 0| 0|30.17| 0.00| 24| 18| 78|34| 0| 11| |09| 33|30.16| 0.00| 32| 29| 91|20| 7| 14| 47|30.11| 0.00| 22| 20| 92|01| 0| 0| 90|30.29| 0.00| 24| 16| 71|30| 2| 16| |12| 69|30.12| 0.00| 34| 32| 91|21| 6| 13| 58|30.00| 0.00| 27| 23| 87|36| 0| 0| 687|30.32| 0.00| 28| 15| 58|27| 0| 12| |15| 25|30.06| 0.00| 34| 32| 91|28| 0| 1| 56|29.83| 0.00| 29| 27| 93|20| 0| 7| 202|30.36| 0.00| 29| 15| 55|30| 5| 13| |18| 0|30.08| 0.00| 26| 24| 93|01| 0| 0| 0|29.75| 0.00| 33| 31| 95|20| 4| 8| 0|30.48| 0.00| 22| 12| 64|31| 2| 14| |21| 0|30.11| 0.00| 24| 22| 93|02| 0| 7| 0|29.70| 0.00| 38| 37| 96|19| 8| 18| 0|30.59| 0.00| 18| 9| 66|31| 1| 9| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 13 | FEB 14 | FEB 15 | | | | | |00| 0|30.67| 0.00| 15| 7| 68|33| 0| 10| 0|30.39| 0.00| 25| 11| 54|21| 7| 21| 0|29.92| 0.00| 33| 30| 86|20| 2| 7| |03| 0|30.73| 0.00| 9| 3| 75|31| 0| 0| 0|30.27| 0.00| 25| 13| 61|20| 3| 15| 0|29.85| 0.00| 35| 31| 86|20| 5| 10| |06| 0|30.76| 0.00| 8| 3| 81|31| 0| 0| 0|30.20| 0.00| 27| 16| 63|21| 4| 13| 0|29.81| 0.00| 35| 32| 89|22| 0| 7| |09| 248|30.81| 0.00| 11| 5| 76|19| 0| 0| 32|30.17| 0.00| 29| 21| 71|20| 5| 18| 121|29.73| 0.00| 39| 34| 85|18| 6| 12| |12| 513|30.77| 0.00| 21| 6| 52|20| 1| 6| 267|30.07| 0.00| 34| 26| 73|20| 4| 16| 70|29.62| 0.00| 41| 39| 91|21| 8| 21| |15| 174|30.68| 0.00| 24| 6| 46|21| 1| 3| 258|29.99| 0.00| 38| 29| 72|20| 7| 19| 281|29.55| 0.00| 47| 42| 82|20| 12| 21| |18| 0|30.59| 0.00| 22| 6| 49|19| 0| 2| 0|29.95| 0.00| 35| 29| 79|21| 4| 14| 0|29.57| 0.00| 42| 37| 81|24| 0| 7| |21| 0|30.49| 0.00| 24| 8| 50|21| 2| 12| 0|29.94| 0.00| 33| 29| 83|21| 4| 10| 0|29.54| 0.00| 45| 38| 75|20| 2| 9| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 16 | FEB 17 | FEB 18 | | | | | |00| 0|29.55| 0.00| 45| 38| 79|30| 5| 9| 0|30.15| 0.00| 15| 9| 79|32| 0| 0| 0|29.97| 0.00| 27| 24| 90|20| 1| 12| |03| 0|29.58| 0.00| 39| 35| 87|02| 2| 5| 0|30.23| 0.00| 11| 8| 86|33| 0| 0| 0|29.93| 0.00| 27| 25| 93|21| 0| 0| |06| 0|29.54| 0.00| 36| 32| 86|05| 0| 4| 0|30.27| 0.00| 9| 6| 87|23| 0| 0| 0|30.02| 0.00| 26| 24| 92|30| 1| 8| |09| 53|29.55| 0.00| 38| 32| 81|33| 2| 5| 172|30.32| 0.00| 18| 11| 73|21| 4| 11| 21|30.16| 0.00| 27| 23| 85|29| 2| 6| |12| 47|29.55| 0.00| 34| 32| 91|32| 3| 10| 388|30.25| 0.00| 26| 11| 52|22| 3| 12| 605|30.20| 0.00| 33| 25| 73|23| 4| 8| |15| 53|29.65| 0.00| 30| 29| 95|00| 2| 14| 153|30.18| 0.00| 30| 8| 40|20| 5| 13| 93|30.26| 0.00| 32| 24| 73|22| 0| 6| |18| 0|29.86| 0.00| 24| 22| 93|31| 0| 4| 0|30.09| 0.00| 28| 13| 53|22| 0| 7| 0|30.34| 0.00| 28| 22| 78|17| 0| 0| |21| 0|30.03| 0.00| 20| 14| 77|31| 2| 13| 0|30.02| 0.00| 30| 17| 57|20| 8| 23| 0|30.41| 0.00| 25| 21| 83|21| 2| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
MAXIMUM SHORT DURATION PRECIPITATION
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Precipitation | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Date | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Time | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ 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
February 2018: 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 | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 19 | FEB 20 | FEB 21 | | | | | |00| 0|30.39| 0.00| 22| 19| 87|21| 0| 0| 0|30.12| 0.00| 40| 38| 93|20| 6| 16| | | | | | | | | | |03| 0|30.34| 0.00| 28| 21| 75|18| 4| 9| | | | | | | | | | | | | | | | | | | |06| 0|30.35| 0.00| 28| 20| 71|20| 4| 10| | | | | | | | | | | | | | | | | | | |09| 264|30.31| 0.00| 34| 23| 63|19| 14| 33| | | | | | | | | | | | | | | | | | | |12| 490|30.24| 0.00| 39| 27| 60|20| 7| 23| | | | | | | | | | | | | | | | | | | |15| 90|30.18| 0.00| 42| 30| 62|19| 7| 24| | | | | | | | | | | | | | | | | | | |18| 0|30.16| 0.00| 38| 32| 80|21| 3| 12| | | | | | | | | | | | | | | | | | | |21| 0|30.14| 0.00| 38| 35| 87|19| 8| 20| | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 22 | FEB 23 | FEB 24 | | | | | |00| | | | | | | | | | | | | | | | | | | | | | | | | | | | |03| | | | | | | | | | | | | | | | | | | | | | | | | | | | |06| | | | | | | | | | | | | | | | | | | | | | | | | | | | |09| | | | | | | | | | | | | | | | | | | | | | | | | | | | |12| | | | | | | | | | | | | | | | | | | | | | | | | | | | |15| | | | | | | | | | | | | | | | | | | | | | | | | | | | |18| | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 25 | FEB 26 | FEB 27 | | | | | |00| | | | | | | | | | | | | | | | | | | | | | | | | | | | |03| | | | | | | | | | | | | | | | | | | | | | | | | | | | |06| | | | | | | | | | | | | | | | | | | | | | | | | | | | |09| | | | | | | | | | | | | | | | | | | | | | | | | | | | |12| | | | | | | | | | | | | | | | | | | | | | | | | | | | |15| | | | | | | | | | | | | | | | | | | | | | | | | | | | |18| | | | | | | | | | | | | | | | | | | | | | | | | | | | |21| | | | | | | | | | | | | | | | | | | | | | | | | | | | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | FEB 28 | | | | | | | |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 0.01" 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|30.101| 23| 18| 81| 3.2| 24 | 2.2| |03| 0|30.102| 20| 15| 82| 2.3| 22 | 1.6| |06| 0|30.116| 19| 15| 82| 1.6| 22 | 1.0| |09| 82|30.146| 21| 16| 79| 3.7| 21 | 2.7| |12| 271|30.117| 26| 18| 73| 3.7| 23 | 2.7| |15| 142|30.080| 27| 19| 71| 3.8| 22 | 2.7| |18| 0|30.091| 24| 18| 78| 1.9| 23 | 1.3| |21| 0|30.106| 24| 18| 79| 2.8| 22 | 2.3| +--+----+------+---+---+---+-----+----+----+
HOURLY PRECIPITATION (Water Equivalent)
February 2018: 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 ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- 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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