PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DAYTON MONTH: DEC YEAR: 2002 TEMPERATURE IN F : :PCPN :SNOW: WIND :SUNSHINE: SKY :PK WND ===================================== COLUMNS ================================= 1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18 DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH AVG SPD DIR MIN PSBL S-S WX SPD DR =============================================================================== 1 30 17 24 -12 41 0 T T 0 16.9 29 210 M M M 33 210 2 43 23 33 -3 32 0 0.00 0.0 0 16.3 26 20 M M M 31 20 3 26 13 20 -16 45 0 0.00 0.0 0 10.4 22 20 M M M 25 20 4 25 13 19 -16 46 0 T T 0 8.5 14 60 M M M 16 60 5 28 20 24 -11 41 0 0.04 1.0 1 9.9 17 10 M M M 1,8 20 360 6 25 11 18 -16 47 0 0.00 0.0 0 12.4 21 300 M M M 8 22 300 7 34 20 27 -7 38 0 0.00 0.0 0 14.7 24 210 M M M 1,8 29 220 8 36 19 28 -6 37 0 0.00 0.0 0 10.3 18 310 M M M 1,8 22 310 9 32 13 23 -10 42 0 0.00 0.0 0 4.7 12 130 M M M 14 130 10 37 19 28 -5 37 0 0.00 0.0 0 3.9 9 100 M M M 1,8 10 110 11 34 25 30 -3 35 0 0.32 T 0 7.1 18 20 M M M 1 25 20 12 34 24 29 -3 36 0 0.00 0.0 0 4.9 9 200 M M M 1,2 10 220 13 35 32 34 2 31 0 0.28 1.4 0 10.7 21 360 M M M 1 25 10 14 35 32 34 2 31 0 T 0.3 1 12.5 22 330 M M M 1,8 26 320 15 42 30 36 5 29 0 0.00 0.0 0 13.1 21 220 M M M 1,8 24 200 16 34 26 30 -1 35 0 0.00 0.0 0 10.5 17 30 M M M 1 18 70 17 34 26 30 -1 35 0 0.13 0.0 0 12.9 21 110 M M M 1 25 90 18 54 34 44 13 21 0 0.00 0.0 0 16.3 25 160 M M M 1 32 160 19 52 40 46 16 19 0 1.13 0.0 0 12.3 30 170 M M M 1 41 160 20 41 33 37 7 28 0 0.01 T 0 18.4 29 240 M M M 1 36 240 21 44 32 38 8 27 0 T T 0 17.8 32 240 M M M 38 260 22 42 27 35 6 30 0 0.01 0.0 0 16.1 28 260 M M M 33 260 23 38 25 32 3 33 0 0.00 0.0 0 13.8 25 250 M M M 29 250 24 34 27 31 2 34 0 0.26 2.1 0 10.8 22 40 M M M 1,2 25 50 25 30 26 28 -1 37 0 0.06 1.0 0 16.1 25 300 M M M 2,1 30 300 26 27 20 24 -5 41 0 0.00 0.0 2 12.0 20 270 M M M 1,8 23 260 27 29 19 24 -4 41 0 0.00 0.0 0 7.3 13 240 M M M 8,1 14 240 28 37 24 31 3 34 0 0.00 0.0 0 9.7 18 200 M M M 1 22 190 29 39 25 32 4 33 0 0.00 0.0 0 7.2 13 110 M M M 8,1 15 110 30 53 34 44 16 21 0 0.57 0.0 0 16.0 22 190 M M M 1 29 200 31 53 37 45 18 20 0 0.40 0.0 0 10.6 17 210 M M M 1 21 210 =============================================================================== SM 1137 766 1057 0 3.21 5.8 364.1 =============================================================================== AV 36.7 24.7 11.7 FASTST PSBL % M MAX(MPH) MISC ----> 32 240 41 160 =============================================================================== NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6), PAGE 2 STATION: DAYTON MONTH: DEC YEAR: 2002 ** TEMPERATURE DATA ** ** PRECIPITATION DATA ** SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 30.7 TOTAL FOR MONTH: 3.21 1 = FOG DPTR FM NORMAL: -0.7 DPTR FM NORMAL: +0.13 2 = FOG REDUCING VISIBILITY HIGHEST: 54 ON 18 GRTST 24HR 1.13 ON 19-20 TO 1/4 MILE OR LESS LOWEST: 11 ON 6 3 = THUNDER SNOW, ICE; PELLETS, HAIL; 4 = ICE; PELLETS TOTAL MONTH: 5.8 INCHES 5 = HAIL GRTST 24HR 2.1 ON 24 6 = GLAZE OR RIME GRTST DEPTH: 2.0 ON 26 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: 9 0.01 INCH OR MORE: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7 MIN 32 OR BELOW: 26 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 ** HDD (BASE 65) ** TOTAL THIS MO. 1057 DPTR FM NORMAL +30 SEASONAL TOTAL 2284 DPTR FM NORMAL +146 ** CDD (BASE 65) ** TOTAL THIS MO. 0 DPTR FM NORMAL +0 ** PRESSURE DATA ** SEASONAL TOTAL 1272 HIGHEST SLP 30.60 ON 03 DPTR FM NORMAL +337 LOWEST SLP 29.44 ON 25