PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DULUTH MONTH: APRIL YEAR: 2007 LATITUDE: 46 49 N LONGITUDE: 92 11 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 AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 39 33 36 4 29 0 0.15 0.3 0 12.2 26 90 M M 10 12 32 90 2 38 30 34 1 31 0 T 0.2 T 12.4 21 290 M M 9 1 26 290 3 32 15 24 -9 41 0 0.71 12.1 1 14.6 25 60 M M 10 129 30 360 4 24 12 18 -16 47 0 T 0.1 10 17.5 28 330 M M 7 9 35 340 5 25 6 16 -18 49 0 0.00 0.0 9 15.6 23 330 M M 0 29 10 6 21 5 13 -22 52 0 0.00 0.0 8 16.4 26 340 M M 3 35 360 7 31 10 21 -14 44 0 T T 6 13.7 22 340 M M 7 9 28 340 8 32 12 22 -14 43 0 0.00 0.0 6 7.0 15 360 M M 1 21 10 9 35 6 21 -15 44 0 0.00 0.0 4 5.1 13 120 M M 0 15 110 10 36 19 28 -8 37 0 0.00 0.0 3 14.4 28 80 M M 2 33 70 11 33 28 31 -6 34 0 T T 3 19.5 31 70 M M 9 37 70 12 44 27 36 -1 29 0 0.00 0.0 2 9.0 18 310 M M 4 24 310 13 51 23 37 -1 28 0 0.00 0.0 T 8.6 18 270 M M 1 23 250 14 53 28 41 3 24 0 0.00 0.0 T 5.3 14 220 M M 3 17 230 15 50 32 41 2 24 0 0.00 0.0 0 7.7 14 100 M M 1 16 100 16 64 34 49 10 16 0 0.05 0.0 0 8.9 18 350 M M 2 1 23 360 17 52 35 44 4 21 0 T 0.0 0 10.5 20 10 M M 1 26 360 18 51 31 41 1 24 0 0.00 0.0 0 12.7 21 80 M M 0 25 80 19 56 35 46 5 19 0 0.00 0.0 0 12.7 25 80 M M 2 31 70 20 63 37 50 9 15 0 0.00 0.0 0 10.1 16 100 M M 2 18 90 21 56 42 49 7 16 0 0.14 0.0 0 8.2 21 130 M M 7 13 22 130 22 69 47 58 16 7 0 1.11 0.0 0 9.1 24 10 M M 8 1 28 10 23 62 42 52 10 13 0 0.02 0.0 0 9.3 20 310 M M 5 12 24 310 24 62 31 47 4 18 0 0.00 0.0 0 5.0 15 60 M M 2 17 60 25 54 34 44 1 21 0 0.00 0.0 0 8.2 14 100 M M 2 17 90 26 59 35 47 3 18 0 0.00 0.0 0 6.4 15 110 M M 0 16 110 27 70 32 51 7 14 0 T 0.0 0 5.8 13 130 M M 2 14 120 28 72 47 60 15 5 0 0.00 0.0 0 10.3 20 280 M M 1 25 270 29 76 51 64 19 1 0 0.00 0.0 0 14.8 32 280 M M 1 40 270 30 62 39 51 5 14 0 0.04 0.0 0 8.0 17 110 M M 4 20 100 ================================================================================ SM 1472 858 778 0 2.22 12.7 319.0 M 106 ================================================================================ AV 49.1 28.6 10.6 FASTST PSBL % 4 MAX(MPH) MISC ----> # 32 280 # 40 270 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: DULUTH MONTH: APRIL YEAR: 2007 LATITUDE: 46 49 N LONGITUDE: 92 11 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 38.8 TOTAL FOR MONTH: 2.22 1 = FOG OR MIST DPTR FM NORMAL: -0.2 DPTR FM NORMAL: 0.13 2 = FOG REDUCING VISIBILITY HIGHEST: 76 ON 29 GRTST 24HR 1.13 ON 22-23 TO 1/4 MILE OR LESS LOWEST: 5 ON 6 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 12.7 INCHES 5 = HAIL GRTST 24HR 12.1 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 10 ON 4 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: 6 0.01 INCH OR MORE: 7 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 17 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 778 CLEAR (SCALE 0-3) 19 DPTR FM NORMAL -9 PTCLDY (SCALE 4-7) 6 TOTAL FM JUL 1 8439 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -684 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.40 ON 1 [REMARKS] #FINAL-04-07#