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: 2004 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 42 23 33 1 32 0 0.00 0.0 3 7.0 13 110 772 100 0 17 80 2 59 21 40 7 25 0 0.00 0.0 3 8.4 16 310 725 94 0 20 320 3 44 29 37 4 28 0 T T 2 13.7 23 340 466 60 5 30 320 4 44 22 33 -1 32 0 0.00 0.0 1 6.9 13 20 642 82 0 14 120 5 46 26 36 2 29 0 T 0.0 T 10.0 18 110 464 59 3 22 110 6 60 30 45 10 20 0 0.00 0.0 T 7.1 16 360 788 100 0 21 360 7 54 32 43 8 22 0 0.08 0.0 T 12.2 24 70 84 11 7 1 31 80 8 41 29 35 -1 30 0 T T T 9.2 16 340 259 33 8 1 21 350 9 37 23 30 -6 35 0 0.00 0.0 T 8.7 16 330 399 50 5 22 310 10 35 25 30 -6 35 0 T T T 8.8 14 330 129 16 9 18 320 11 35 22 29 -8 36 0 0.01 0.2 T 7.9 17 100 218 27 8 18 22 90 12 39 18 29 -8 36 0 0.00 0.0 0 4.6 10 100 338 42 3 13 130 13 57 25 41 3 24 0 0.00 0.0 0 9.1 23 250 491 61 5 26 270 14 46 35 41 3 24 0 0.00 0.0 0 8.5 15 90 241 30 6 18 90 15 55 35 45 6 20 0 T 0.0 0 14.9 24 100 444 54 2 29 80 16 60 37 49 10 16 0 0.00 0.0 0 8.2 18 290 173 21 3 23 290 17 58 36 47 7 18 0 0.00 0.0 0 9.8 23 80 408 50 2 29 80 18 44 37 41 1 24 0 0.67 0.0 0 15.3 28 90 0 0 10 123 35 80 19 51 34 43 2 22 0 0.12 0.0 0 11.5 23 320 443 53 7 1 32 330 20 50 32 41 0 24 0 0.01 0.0 0 12.4 21 80 355 43 4 25 80 21 49 35 42 0 23 0 0.03 0.0 0 9.7 22 290 86 10 8 1 24 310 22 44 29 37 -5 28 0 0.00 0.0 0 10.0 20 80 696 83 3 24 80 23 55 28 42 0 23 0 0.00 0.0 0 11.0 25 290 659 78 3 31 300 24 48 29 39 -4 26 0 0.10 0.0 0 9.9 17 120 545 64 2 1 21 130 25 57 32 45 2 20 0 0.31 0.0 0 8.3 22 300 169 20 8 18 28 300 26 42 25 34 -10 31 0 0.02 0.1 0 14.3 26 300 261 31 7 12 33 300 27 52 22 37 -7 28 0 0.02 0.0 0 10.3 22 210 262 31 5 26 200 28 75 37 56 11 9 0 0.01 0.0 0 9.4 23 270 607 71 3 3 39 240 29 57 36 47 2 18 0 T 0.0 0 10.9 25 340 262 30 4 36 320 30 58 28 43 -3 22 0 0.00 0.0 0 10.4 23 300 703 81 2 29 260 ================================================================================ SM 1494 872 760 0 1.38 0.3 298.4 12089 132 ================================================================================ AV 49.8 29.1 9.9 FASTST PSBL 49% 4 MAX(MPH) MISC ----> 28 90 39 240 ================================================================================ 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: 2004 LATITUDE: 46 49 N LONGITUDE: 92 11 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 39.4 TOTAL FOR MONTH: 1.38 1 = FOG DPTR FM NORMAL: 0.4 DPTR FM NORMAL: -0.71 2 = FOG REDUCING VISIBILITY HIGHEST: 75 ON 28TH GRTST 24HR 0.79 ON 18-19 TO 1/4 MILE OR LESS LOWEST: 18 ON 12TH 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.3 INCH 5 = HAIL GRTST 24HR 0.2 ON 11-11 6 = GLAZE OR RIME GRTST DEPTH: 3 ON 1,2 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: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 21 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 760 CLEAR (SCALE 0-3) 14 DPTR FM NORMAL -27 PTCLDY (SCALE 4-7) 10 SEASONAL TOTAL 8621 CLOUDY (SCALE 8-10) 6 DPTR FM NORMAL -502 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] SEASONAL TOTAL 0 HIGHEST SLP 30.38 ON 24TH DPTR FM NORMAL 0 LOWEST SLP 29.29 ON 28TH [REMARKS] APRIL OF 2004 SAW NORMAL TEMPERATURES WITH BELOW NORMAL PRECIPITATION. THE TOTAL SNOWFALL FOR THE MONTH OF ONLY 0.3 INCHES IS THE LEAST AMOUNT OF SNOWFALL IN APRIL SINCE 1988 WHEN ONLY 0.1 INCHES FELL. WFO DLH SS