PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ROCKFORD MONTH: MARCH YEAR: 2003 LATITUDE: 42 10 N LONGITUDE: 89 5 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 40 20 30 0 35 0 T T 0 5.0 14 190 M M 9 18 15 170 2 32 10 21 -9 44 0 T T 0 12.0 23 340 M M 5 18 28 10 3 28 9 19 -12 46 0 0.06 0.7 0 11.9 23 180 M M 9 16 29 170 4 29 12 21 -10 44 0 0.45 5.2 1 10.1 22 10 M M 10 1289 25 360 5 21 12 17 -15 48 0 0.01 T 1 12.3 21 20 M M 9 19 26 340 6 26 6 16 -16 49 0 0.04 0.3 5 9.4 17 160 M M 5 1 21 160 7 35 21 28 -4 37 0 0.04 0.8 4 7.7 18 170 M M 10 128 21 170 8 33 10 22 -11 43 0 0.02 T 4 11.1 28 360 M M 7 1489 35 350 9 11 1 6 -27 59 0 0.00 0.0 3 14.9 23 300 M M 3 28 260 10 16 -2 7 -27 58 0 0.00 0.0 3 6.6 16 290 M M 3 20 300 11 40 12 26 -8 39 0 0.00 0.0 3 10.2 24 200 M M 7 28 200 12 42 25 34 -1 31 0 T 0.0 2 8.5 18 40 M M 8 168 22 50 13 38 26 32 -3 33 0 T 0.0 0 12.8 25 20 M M 7 16 30 10 14 52 23 38 3 27 0 0.00 0.0 0 9.4 21 190 M M 3 18 24 180 15 56 28 42 6 23 0 0.00 0.0 M 7.3 13 170 M M 4 128 13 170 16 68 31 50 14 15 0 0.00 0.0 0 8.5 17 180 M M 9 128 17 180 17 74 45 60 23 5 0 0.00 0.0 0 5.3 13 60 M M 8 18 13 60 18 55 39 47 10 18 0 0.00 0.0 0 16.6 23 70 M M 10 128 23 60 19 46 36 41 4 24 0 0.23 T 0 16.9 23 50 M M 10 128 29 60 20 61 43 52 14 13 0 0.02 0.0 0 7.2 16 300 M M 9 128 20 300 21 46 36 41 3 24 0 0.00 0.0 0 15.0 28 260 M M 9 18 33 260 22 48 37 43 4 22 0 0.00 0.0 0 9.9 20 260 M M 10 18 24 260 23 65 28 47 8 18 0 0.00 0.0 0 6.9 14 170 M M 3 18 20 240 24 70 44 57 18 8 0 0.14 0.0 0 11.1 18 340 M M 8 13 22 340 25 60 34 47 7 18 0 0.04 0.0 0 8.2 20 300 M M 7 1 23 290 26 59 31 45 5 20 0 0.01 0.0 0 6.1 18 310 M M 7 24 290 27 65 41 53 13 12 0 0.01 0.0 0 13.9 32 170 M M 10 36 170 28 57 33 45 4 20 0 0.38 0.0 0 11.9 21 290 M M 10 1 26 290 29 37 25 31 -10 34 0 T T 0 9.6 20 310 M M 7 24 350 30 47 20 34 -8 31 0 T T 0 6.0 23 260 M M 4 26 260 31 56 24 40 -2 25 0 T 0.0 0 9.2 26 220 M M 5 18 30 210 ================================================================================ SM 1413 760 923 0 1.45 7.0 311.5 M 225 ================================================================================ AV 45.6 24.5 10.0 FASTST PSBL % 7 MAX(MPH) MISC ----> 32 170 36 170 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. . PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ROCKFORD MONTH: MARCH YEAR: 2003 LATITUDE: 42 10 N LONGITUDE: 89 5 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 35.1 TOTAL FOR MONTH: 1.45 1 = FOG DPTR FM NORMAL: -1.0 DPTR FM NORMAL: -0.94 2 = FOG REDUCING VISIBILITY HIGHEST: 74 ON 17 GRTST 24HR 0.45 ON 4- 4 TO 1/4 MILE OR LESS LOWEST: -2 ON 10 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 7.0 INCHES 5 = HAIL GRTST 24HR 5.2 ON 4- 4 6 = GLAZE OR RIME GRTST DEPTH: 5 ON 6 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: 7 0.01 INCH OR MORE: 13 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 21 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 1 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 923 CLEAR (SCALE 0-3) 4 DPTR FM NORMAL 11 PTCLDY (SCALE 4-7) 11 SEASONAL TOTAL 6127 CLOUDY (SCALE 8-10) 16 DPTR FM NORMAL -33 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -1 [PRESSURE DATA] SEASONAL TOTAL 0 HIGHEST SLP 30.42 ON 10 DPTR FM NORMAL -1 LOWEST SLP 29.46 ON 28 [REMARKS]