PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) DISCLAIMER: This data is unofficial. The official source of climate data is NCDC. For Further Information, Contact WFO Duluth at 218-729-6697. STATION: DULUTH MONTH: APRIL YEAR: 2005 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 44 29 37 5 28 0 0.00 0.0 1 10.3 20 10 640 83 5 26 10 2 48 23 36 3 29 0 0.00 0.0 1 4.4 14 120 688 89 2 15 120 3 56 28 42 9 23 0 0.00 0.0 T 5.7 10 90 778 100 0 14 140 4 55 36 46 12 19 0 0.00 0.0 T 12.2 18 80 444 57 2 24 80 5 50 39 45 11 20 0 T 0.0 T 15.9 29 90 447 57 3 37 100 6 43 29 36 1 29 0 0.39 0.0 T 7.9 22 100 0 0 8 1 26 80 7 62 28 45 10 20 0 0.00 0.0 0 6.2 13 350 790 100 0 1 16 360 8 59 34 47 11 18 0 0.00 0.0 0 10.7 20 100 697 88 0 22 110 9 63 39 51 15 14 0 0.00 0.0 0 11.3 17 100 749 94 0 22 120 10 56 42 49 13 16 0 0.02 0.0 0 14.8 25 90 202 25 6 31 80 11 51 43 47 10 18 0 0.05 0.0 0 18.6 29 70 280 35 6 38 37 80 12 49 39 44 7 21 0 T 0.0 0 18.5 28 80 606 75 3 32 70 13 57 34 46 8 19 0 0.00 0.0 0 10.1 20 80 789 97 0 24 90 14 55 34 45 7 20 0 0.00 0.0 0 10.8 22 100 814 100 0 25 90 15 65 32 49 10 16 0 T 0.0 0 8.9 18 100 509 62 4 22 180 16 62 39 51 12 14 0 T 0.0 0 8.6 17 200 807 99 2 18 23 200 17 65 39 52 12 13 0 0.00 0.0 0 8.4 18 90 714 87 2 12 21 90 18 76 40 58 18 7 0 T 0.0 0 10.1 16 190 658 80 2 3 20 190 19 67 47 57 16 8 0 0.47 0.0 0 8.4 23 70 68 8 7 138 28 70 20 47 30 39 -2 26 0 0.00 0.0 0 12.4 22 80 563 68 6 26 80 21 57 28 43 1 22 0 0.00 0.0 0 4.5 12 120 725 87 1 12 14 120 22 44 31 38 -4 27 0 0.04 T 0 11.5 21 10 107 13 6 1 28 360 23 45 26 36 -6 29 0 0.00 0.0 0 11.9 22 360 842 100 1 30 10 24 57 30 44 1 21 0 0.00 0.0 0 9.3 20 300 800 95 1 24 330 25 46 33 40 -3 25 0 0.11 T 0 6.4 22 50 40 5 9 1 25 60 26 39 32 36 -8 29 0 0.10 0.2 0 10.3 22 310 224 26 10 12 29 300 27 38 27 33 -11 32 0 0.03 0.2 0 12.6 22 290 94 11 10 1 26 290 28 41 26 34 -11 31 0 T T 0 8.9 18 300 256 30 8 28 300 29 48 29 39 -6 26 0 T T 0 8.1 24 270 589 68 7 8 30 270 30 41 29 35 -11 30 0 0.03 0.1 0 10.3 20 270 128 15 8 128 22 260 ================================================================================ SM 1586 995 650 0 1.24 0.5 308.0 15048 119 ================================================================================ AV 52.9 33.2 10.3 FASTST PSBL 64% 4 MAX(MPH) MISC ----> # 29 70 # 37 80 ================================================================================ 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: 2005 LATITUDE: 46 49 N LONGITUDE: 92 11 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 43.0 TOTAL FOR MONTH: 1.24 1 = FOG DPTR FM NORMAL: 4.0 DPTR FM NORMAL: -0.85 2 = FOG REDUCING VISIBILITY HIGHEST: 76 ON 18 GRTST 24HR 0.47 ON 19-19 TO 1/4 MILE OR LESS LOWEST: 23 ON 2 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.5 INCH 5 = HAIL GRTST 24HR 0.2 ON 27-27 6 = GLAZE OR RIME GRTST DEPTH: 1 ON 2, 1 7 = BLOWING DUST OR SAND: 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: 9 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 16 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 650 CLEAR (SCALE 0-3) 16 DPTR FM NORMAL -137 PTCLDY (SCALE 4-7) 8 SEASONAL TOTAL 8573 CLOUDY (SCALE 8-10) 6 DPTR FM NORMAL -550 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] SEASONAL TOTAL 0 HIGHEST SLP 30.41 ON 14TH DPTR FM NORMAL 0 LOWEST SLP 29.42 ON 25TH [REMARKS] APRIL OF 2005 WAS WARMER AND DRIER THAN NORMAL. THE MONTH FINISHED AS THE 7TH WARMEST AND 9TH DRIEST BASED ON AIRPORT RECORDS. IT WAS ALSO A SUNNIER THAN NORMAL MONTH WITH 64 PERCENT OF THE POSSIBLE SUNSHINE COMPARED TO A NORMAL OF 56 PERCENT OF THE POSSIBLE SUNSHINE. -------------------------------------------------------------------------------- WFO DLH