PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BALTIMORE MONTH: APRIL YEAR: 2007 LATITUDE: 39 10 N LONGITUDE: 76 40 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 56 47 52 3 13 0 T 0.0 0 7.0 14 80 M M 10 16 100 2 80 46 63 14 2 0 T 0.0 0 7.0 25 270 M M 3 18 35 270 3 69 46 58 9 7 0 0.00 0.0 0 9.2 20 90 M M 2 18 25 90 4 54 42 48 -2 17 0 0.66 0.0 0 10.3 25 320 M M 8 138 35 320 5 45 34 40 -10 25 0 0.00 0.0 0 14.7 26 270 M M 6 36 270 6 45 32 39 -11 26 0 T T 0 9.8 24 280 M M 8 32 280 7 40 31 36 -14 29 0 0.04 0.2 0 9.5 25 270 M M 8 18 32 270 8 44 29 37 -14 28 0 0.00 0.0 0 11.5 22 270 M M 5 30 290 9 47 26 37 -14 28 0 0.00 0.0 0 7.3 18 320 M M 5 25 310 10 51 30 41 -10 24 0 0.00 0.0 0 4.8 16 270 M M 6 21 270 11 53 29 41 -11 24 0 0.26 0.0 0 8.7 18 90 M M 8 18 24 120 12 62 43 53 1 12 0 0.71 0.0 0 9.5 30 290 M M 8 13 44 290 13 56 36 46 -6 19 0 0.00 0.0 0 12.8 29 270 M M 6 39 280 14 58 32 45 -8 20 0 0.22 0.0 0 6.2 14 110 M M 7 1 18 110 15 47 42 45 -8 20 0 2.52 0.0 0 12.2 26 320 M M 10 1 46 280 16 46 41 44 -9 21 0 T 0.0 0 23.4 38 280 M M 10 53 280 17 54 44 49 -5 16 0 0.00 0.0 0 14.7 25 310 M M 8 36 310 18 53 42 48 -6 17 0 0.00 0.0 0 5.7 13 40 M M 8 20 20 19 56 44 50 -4 15 0 T 0.0 0 2.5 12 60 M M 9 18 30 20 71 40 56 1 9 0 0.00 0.0 0 4.9 14 40 M M 2 21 30 21 77 40 59 4 6 0 0.00 0.0 0 2.8 13 40 M M 2 20 350 22 82 45 64 9 1 0 0.00 0.0 0 3.4 13 160 M M 2 18 160 23 85 47 66 10 0 1 0.00 0.0 0 7.6 20 220 M M 3 29 210 24 82 61 72 16 0 7 0.00 0.0 0 6.6 20 290 M M 8 30 280 25 72 54 63 7 2 0 T 0.0 0 9.5 17 50 M M 7 22 30 26 58 49 54 -3 11 0 0.09 0.0 0 11.9 20 70 M M 10 1 23 90 27 68 49 59 2 6 0 0.50 0.0 0 3.5 12 310 M M 6 13 16 50 28 69 52 61 4 4 0 T 0.0 0 6.4 17 270 M M 8 138 24 280 29 75 46 61 4 4 0 0.00 0.0 0 9.2 22 270 M M 4 29 270 30 84 48 66 8 0 1 T 0.0 0 9.0 26 260 M M 5 36 270 ================================================================================ SM 1839 1247 406 9 5.00 0.2 261.6 M 192 ================================================================================ AV 61.3 41.6 8.7 FASTST PSBL % 6 MAX(MPH) MISC ----> # 38 280 # 53 280 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: BALTIMORE MONTH: APRIL YEAR: 2007 LATITUDE: 39 10 N LONGITUDE: 76 40 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 51.4 TOTAL FOR MONTH: 5.00 1 = FOG OR MIST DPTR FM NORMAL: 19.1 DPTR FM NORMAL: 1.53 2 = FOG REDUCING VISIBILITY HIGHEST: 85 ON 23 GRTST 24HR 2.72 ON 14-15 TO 1/4 MILE OR LESS LOWEST: 26 ON 9 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.2 INCH 5 = HAIL GRTST 24HR 0.2 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 0 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: 0 0.01 INCH OR MORE: 8 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 7 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 406 CLEAR (SCALE 0-3) 5 DPTR FM NORMAL -594 PTCLDY (SCALE 4-7) 17 TOTAL FM JUL 1 4334 CLOUDY (SCALE 8-10) 8 DPTR FM NORMAL -901 [CDD (BASE 65) ] TOTAL THIS MO. 9 DPTR FM NORMAL 9 [PRESSURE DATA] TOTAL FM JAN 1 11 HIGHEST SLP M ON M DPTR FM NORMAL 7 LOWEST SLP 29.16 ON 15 [REMARKS] #FINAL-04-07#