PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: TWIN CITIES MN MONTH: APRIL YEAR: 2009 LATITUDE: 44 52 N LONGITUDE: 93 13 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 37 33 35 -5 30 0 0.08 0.6 1 12.3 24 280 M M 9 1 32 270 2 45 30 38 -2 27 0 0.00 0.0 0 9.2 17 290 M M 5 22 280 3 48 26 37 -4 28 0 0.00 0.0 0 5.9 13 290 M M 4 17 310 4 46 27 37 -4 28 0 0.30 1.0 0 5.8 16 20 M M 8 1 23 40 5 45 32 39 -3 26 0 0.09 0.9 2 14.0 24 350 M M 8 18 30 360 6 45 29 37 -5 28 0 0.00 0.0 0 16.2 28 330 M M 4 37 330 7 49 26 38 -5 27 0 0.00 0.0 0 7.5 17 280 M M 3 22 270 8 52 30 41 -2 24 0 0.00 0.0 0 10.2 23 320 M M 3 31 310 9 54 30 42 -2 23 0 0.00 0.0 0 8.4 15 10 M M 2 29 30 10 54 31 43 -1 22 0 0.00 0.0 0 M 18 40 M M 5 M M 11 56 34 45 0 20 0 0.00 0.0 0 8.3 14 100 M M 2 18 110 12 59 38 49 4 16 0 0.00 0.0 0 8.8 20 150 M M 8 25 150 13 58 43 51 6 14 0 0.00 0.0 0 6.7 14 60 M M 10 18 50 14 65 36 51 5 14 0 0.00 0.0 0 3.9 14 350 M M 1 24 30 15 67 41 54 8 11 0 0.00 0.0 0 7.6 17 100 M M 2 24 100 16 71 44 58 11 7 0 0.00 0.0 0 9.0 20 150 M M 6 25 150 17 73 55 64 17 1 0 0.00 0.0 0 4.9 15 220 M M 8 21 210 18 66 48 57 9 8 0 T 0.0 0 9.2 17 360 M M 9 24 20 19 51 40 46 -2 19 0 0.06 0.0 0 8.4 15 10 M M 9 26 10 20 49 40 45 -4 20 0 0.06 0.0 0 14.5 28 310 M M 10 4 38 320 21 60 37 49 0 16 0 T 0.0 0 16.7 31 340 M M 4 41 330 22 61 40 51 1 14 0 0.00 0.0 0 9.2 18 320 M M 3 24 330 23 85 48 67 17 0 2 T 0.0 0 17.4 29 170 M M 5 3 36 160 24 74 45 60 9 5 0 0.00 0.0 0 12.5 28 340 M M 6 35 340 25 56 40 48 -3 17 0 T 0.0 0 11.1 25 350 M M 9 30 350 26 62 42 52 1 13 0 0.81 0.0 0 13.8 24 120 M M 10 13 30 210 27 53 39 46 -6 19 0 T 0.0 0 11.5 21 280 M M 8 1 26 310 28 62 37 50 -2 15 0 0.00 0.0 0 9.5 20 110 M M 3 24 90 29 56 47 52 -1 13 0 0.16 0.0 0 11.3 21 110 M M 10 18 24 110 30 63 47 55 2 10 0 0.01 0.0 0 14.0 29 270 M M 9 18 37 270 ================================================================================ SM 1722 1135 515 2 1.57 2.5 297.8 M 183 ================================================================================ AV 57.4 37.8 10.3 FASTST M M 6 MAX(MPH) MISC ----> # 31 340 # 41 330 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: TWIN CITIES MN MONTH: APRIL YEAR: 2009 LATITUDE: 44 52 N LONGITUDE: 93 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 47.6 TOTAL FOR MONTH: 1.57 1 = FOG OR MIST DPTR FM NORMAL: 1.0 DPTR FM NORMAL: -0.74 2 = FOG REDUCING VISIBILITY HIGHEST: 85 ON 23 GRTST 24HR 0.81 ON 26-26 TO 1/4 MILE OR LESS LOWEST: 26 ON 7, 3 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 2.5 INCHES 5 = HAIL GRTST 24HR 1.0 ON 4- 4 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 2 ON 5 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: 8 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3 MIN 32 OR BELOW: 9 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 515 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL -45 PTCLDY (SCALE 4-7) 10 TOTAL FM JUL 1 7542 CLOUDY (SCALE 8-10) 12 DPTR FM NORMAL -68 [CDD (BASE 65) ] TOTAL THIS MO. 2 DPTR FM NORMAL -2 [PRESSURE DATA] TOTAL FM JAN 1 2 HIGHEST SLP 30.48 ON 28 DPTR FM NORMAL -2 LOWEST SLP 29.28 ON 1 [REMARKS] THE ASOS PRECIPITATION VALUE ON APRIL 1ST WAS FOUND TO BE UNREPRESENTATIVE AND WAS REPLACED WITH THE MANUAL PRECIPITATION VALUE RECORDED WITH AN 8 INCH STANDARD RAIN GAGE. #FINAL-04-09#