PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BOSTON MA MONTH: MARCH YEAR: 2010 LATITUDE: 42 22 N LONGITUDE: 71 2 W TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND ================================================================================ 1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18 12Z AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 48 34 41 6 24 0 0.31 0.2 M 19.6 29 320 M M 10 1 38 320 2 43 36 40 5 25 0 0.00 0.0 0 8.4 14 100 M M 8 16 90 3 38 34 36 1 29 0 0.02 T 0 17.4 30 30 M M 10 1 36 30 4 36 33 35 0 30 0 0.06 T 0 13.4 24 10 M M 10 1 31 360 5 42 31 37 1 28 0 T T 0 12.4 24 40 M M 8 1 28 40 6 57 31 44 8 21 0 0.00 0.0 M 10.0 18 300 M M 1 24 300 7 57 37 47 11 18 0 0.00 0.0 0 11.5 20 280 M M 1 25 280 8 59 42 51 14 14 0 0.00 0.0 0 12.3 24 270 M M 2 33 270 9 53 37 45 8 20 0 0.00 0.0 0 9.3 21 320 M M 5 28 340 10 44 33 39 2 26 0 0.00 0.0 0 7.2 15 120 M M 1 17 120 11 45 35 40 3 25 0 0.08 0.0 0 6.3 10 60 M M 8 1 10 60 12 44 39 42 4 23 0 0.00 0.0 0 12.1 20 50 M M 9 24 50 13 41 39 40 2 25 0 1.47 0.0 0 22.8 36 60 M M 10 1 48 60 14 44 40 42 4 23 0 3.40 0.0 0 29.6 43 70 M M 10 1 54 30 15 44 38 41 2 24 0 2.11 0.0 M 26.3 39 50 M M 10 1 48 60 16 50 36 43 4 22 0 0.00 0.0 0 11.7 23 30 M M 4 29 30 17 65 35 50 11 15 0 0.00 0.0 0 7.6 18 270 M M 1 26 270 18 66 48 57 18 8 0 0.00 0.0 0 11.3 22 270 M M 3 33 280 19 61 43 52 12 13 0 0.00 0.0 0 5.8 17 110 M M 2 22 230 20 72 45 59 19 6 0 0.00 0.0 0 7.7 20 240 M M 4 30 260 21 54 41 48 8 17 0 0.00 0.0 0 9.6 20 70 M M 6 23 70 22 43 41 42 1 23 0 0.08 M 0 8.2 12 50 M M 10 12 14 50 23 46 42 44 3 21 0 2.22 0.0 0 15.8 28 30 M M 9 1 32 30 24 52 40 46 5 19 0 0.02 0.0 0 16.9 31 320 M M 6 1 41 300 25 65 39 52 10 13 0 T 0.0 0 11.7 26 220 M M 6 32 220 26 53 30 42 0 23 0 0.17 0.0 0 13.5 25 330 M M 7 18 32 330 27 34 25 30 -12 35 0 0.00 0.0 0 12.1 20 10 M M 2 24 20 28 48 29 39 -3 26 0 0.00 0.0 0 10.7 21 170 M M 7 28 150 29 54 45 50 7 15 0 1.96 0.0 0 12.2 30 170 M M 10 1 39 160 30 50 44 47 4 18 0 2.93 0.0 0 20.5 35 40 M M 10 1 41 60 31 47 43 45 2 20 0 0.04 M 0 7.9 13 30 M M 9 1 20 60 ================================================================================ SM 1555 1165 649 0 14.87 0.2 401.8 M 199 ================================================================================ AV 50.2 37.6 13.0 FASTST M M 6 MAX(MPH) MISC ----> # 43 70 # 54 30 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: BOSTON MA MONTH: MARCH YEAR: 2010 LATITUDE: 42 22 N LONGITUDE: 71 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 43.9 TOTAL FOR MONTH: 14.87 1 = FOG OR MIST DPTR FM NORMAL: 5.0 DPTR FM NORMAL: 11.02 2 = FOG REDUCING VISIBILITY HIGHEST: 72 ON 20 GRTST 24HR 3.53 ON 13-14 TO 1/4 MILE OR LESS LOWEST: 25 ON 27 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.2 INCH 5 = HAIL GRTST 24HR 0.2 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS 8 = SMOKE OR HAZE [NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW X = TORNADO MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 14 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 5 0.50 INCH OR MORE: 6 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 6 [HDD (BASE 65) ] TOTAL THIS MO. 649 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL -166 PTCLDY (SCALE 4-7) 11 TOTAL FM JUL 1 4587 CLOUDY (SCALE 8-10) 12 DPTR FM NORMAL -259 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -1 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP 30.46 ON 28 DPTR FM NORMAL -1 LOWEST SLP 29.28 ON 23 [REMARKS] #FINAL-03-10#