PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BALTIMORE MONTH: DECEMBER 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 43 26 35 -6 30 0 0.00 0.0 0 7.0 17 300 M M 6 21 310 2 42 32 37 -3 28 0 0.46 0.0 0 3.6 13 100 M M 10 1 16 90 3 51 36 44 4 21 0 0.03 T 0 19.2 38 270 M M 7 1 47 270 4 38 27 33 -7 32 0 T T 0 14.8 30 280 M M 5 41 290 5 30 26 28 -11 37 0 0.31 4.7 0 4.7 12 70 M M 9 12 15 10 6 32 16 24 -15 41 0 0.00 0.0 3 2.5 13 310 M M 2 1 16 310 7 34 14 24 -15 41 0 0.06 0.1 3 1.0 9 200 M M 10 14 13 190 8 52 33 43 4 22 0 0.17 0.0 1 0.6 6 50 M M 7 18 9 350 9 41 37 39 1 26 0 0.08 0.0 0 4.7 10 150 M M 10 18 29 190 10 47 39 43 5 22 0 0.03 0.0 0 3.4 8 40 M M 10 128 15 30 11 50 43 47 9 18 0 T 0.0 0 3.8 13 220 M M 9 18 17 200 12 59 42 51 13 14 0 0.00 0.0 0 7.0 16 330 M M 8 18 21 330 13 42 34 38 1 27 0 0.05 0.0 0 5.8 16 70 M M 10 1 21 70 14 50 30 40 3 25 0 0.00 0.0 0 5.5 20 310 M M 7 12 24 310 15 36 26 31 -6 34 0 0.14 0.0 0 8.7 21 70 M M 9 168 24 70 16 44 33 39 3 26 0 0.93 0.0 0 17.2 43 280 M M 8 1 61 290 17 39 24 32 -4 33 0 0.00 0.0 0 14.9 36 270 M M 4 47 270 18 41 20 31 -5 34 0 0.00 0.0 0 2.9 10 230 M M 4 14 240 19 41 30 36 0 29 0 0.00 0.0 0 3.1 10 240 M M 9 14 180 20 47 25 36 0 29 0 0.00 0.0 0 2.7 15 320 M M 4 8 18 310 21 43 30 37 2 28 0 0.00 0.0 0 7.2 13 80 M M 9 8 21 40 22 46 37 42 7 23 0 T 0.0 0 8.8 15 50 M M 9 1 16 60 23 63 42 53 18 12 0 0.27 0.0 0 9.2 23 200 M M 9 12 33 210 24 49 31 40 5 25 0 0.00 0.0 0 5.8 18 250 M M 4 23 270 25 50 30 40 5 25 0 0.00 0.0 0 5.2 14 270 M M 5 18 280 26 38 28 33 -1 32 0 0.56 0.0 0 5.6 14 40 M M 10 1 22 20 27 54 33 44 10 21 0 T 0.0 0 3.3 12 240 M M 6 18 16 220 28 47 28 38 4 27 0 0.48 0.0 0 4.1 12 110 M M 6 18 14 110 29 54 33 44 10 21 0 0.18 0.0 0 2.6 14 290 M M 9 1 18 290 30 42 30 36 2 29 0 0.23 0.0 0 3.2 14 100 M M 9 1 20 210 31 50 33 42 9 23 0 0.05 0.0 0 6.6 21 270 M M 2 1 26 290 ================================================================================ SM 1395 948 835 0 4.03 4.8 194.7 M 226 ================================================================================ AV 45.0 30.6 6.3 FASTST PSBL % 7 MAX(MPH) MISC ----> # 43 280 # 61 290 ================================================================================ 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: DECEMBER YEAR: 2007 LATITUDE: 39 10 N LONGITUDE: 76 40 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 37.8 TOTAL FOR MONTH: 4.03 1 = FOG OR MIST DPTR FM NORMAL: 1.1 DPTR FM NORMAL: 0.68 2 = FOG REDUCING VISIBILITY HIGHEST: 63 ON 23 GRTST 24HR 1.07 ON 15-16 TO 1/4 MILE OR LESS LOWEST: 14 ON 7 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 4.8 INCHES 5 = HAIL GRTST 24HR 4.7 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 3 ON 7, 6 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: 2 0.01 INCH OR MORE: 16 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 10 MIN 32 OR BELOW: 18 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 835 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL -27 PTCLDY (SCALE 4-7) 13 TOTAL FM JUL 1 1563 CLOUDY (SCALE 8-10) 16 DPTR FM NORMAL -208 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 1465 HIGHEST SLP M ON M DPTR FM NORMAL 318 LOWEST SLP 29.32 ON 16 [REMARKS] #FINAL-12-07#