PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: HOUSTON MONTH: DECEMBER YEAR: 2007 LATITUDE: 29 58 N LONGITUDE: 95 21 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 74 58 66 9 0 1 T 0.0 0 10.7 21 140 M M 8 18 24 130 2 79 62 71 15 0 6 0.08 0.0 0 8.2 24 350 M M 9 18 29 360 3 62 39 51 -5 14 0 0.00 0.0 0 10.5 23 360 M M 1 28 360 4 64 33 49 -7 16 0 0.00 0.0 0 2.6 8 190 M M 2 8 10 230 5 75 41 58 2 7 0 0.00 0.0 0 2.6 12 240 M M 1 15 270 6 70 47 59 4 6 0 0.00 0.0 0 7.8 17 140 M M 3 1 21 140 7 82 54 68 13 0 3 0.00 0.0 0 7.9 17 170 M M 7 1 22 180 8 83 72 78 23 0 13 T 0.0 0 10.8 21 150 M M 9 18 25 140 9 82 69 76 21 0 11 T 0.0 0 10.0 17 120 M M 7 1 22 140 10 75 56 66 11 0 1 0.11 0.0 0 8.3 18 140 M M 9 18 22 140 11 83 72 78 24 0 13 T 0.0 0 12.5 21 160 M M 9 28 150 12 72 47 60 6 5 0 0.36 M 0 8.4 16 330 M M 9 1 18 330 13 60 45 53 -1 12 0 0.14 M 0 9.2 14 300 M M 9 1 16 360 14 67 55 61 7 4 0 T 0.0 0 9.3 16 120 M M 10 18 20 110 15 71 40 56 2 9 0 0.76 M 0 17.3 30 320 M M 6 13 38 320 16 53 34 44 -9 21 0 0.00 0.0 0 7.2 20 320 M M 0 24 310 17 58 31 45 -8 20 0 0.00 0.0 0 6.6 16 120 M M 4 18 130 18 75 51 63 10 2 0 T 0.0 0 5.4 13 230 M M 7 17 240 19 76 52 64 11 1 0 0.14 0.0 0 5.0 14 160 M M 8 128 17 170 20 79 49 64 11 1 0 0.05 M 0 8.3 16 270 M M 3 13 21 280 21 75 42 59 6 6 0 0.00 0.0 0 5.5 14 140 M M 3 18 160 22 75 41 58 5 7 0 0.13 M 0 13.0 28 320 M M 6 1 36 310 23 54 31 43 -9 22 0 0.00 0.0 0 6.1 23 320 M M 3 25 320 24 61 33 47 -5 18 0 0.00 0.0 0 3.9 12 110 M M 4 14 130 25 62 33 48 -4 17 0 0.00 0.0 0 5.8 14 110 M M 2 15 140 26 66 41 54 2 11 0 0.14 M 0 11.4 29 310 M M 6 13 37 300 27 56 33 45 -7 20 0 T M 0 8.5 21 110 M M 5 18 26 110 28 63 46 55 3 10 0 0.15 M 0 9.1 24 330 M M 8 1 30 330 29 55 41 48 -4 17 0 0.00 0.0 0 5.8 12 50 M M 8 15 50 30 70 37 54 2 11 0 0.00 0.0 0 3.1 13 310 M M 2 18 15 310 31 73 37 55 3 10 0 0.00 0.0 0 6.9 22 360 M M 1 18 28 10 ================================================================================ SM 2150 1422 267 48 2.06 0.0 247.7 M 169 ================================================================================ AV 69.4 45.9 8.0 FASTST PSBL % 5 MAX(MPH) MISC ----> # 30 320 # 38 320 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: HOUSTON MONTH: DECEMBER YEAR: 2007 LATITUDE: 29 58 N LONGITUDE: 95 21 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 57.6 TOTAL FOR MONTH: 2.06 1 = FOG OR MIST DPTR FM NORMAL: 3.9 DPTR FM NORMAL: -1.63 2 = FOG REDUCING VISIBILITY HIGHEST: 83 ON 11, 8 GRTST 24HR 0.76 ON 15-15 TO 1/4 MILE OR LESS LOWEST: 31 ON 23,17 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 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: 10 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 267 CLEAR (SCALE 0-3) 7 DPTR FM NORMAL -100 PTCLDY (SCALE 4-7) 16 TOTAL FM JUL 1 427 CLOUDY (SCALE 8-10) 8 DPTR FM NORMAL -167 [CDD (BASE 65) ] TOTAL THIS MO. 48 DPTR FM NORMAL 23 [PRESSURE DATA] TOTAL FM JAN 1 3279 HIGHEST SLP 30.51 ON 3 DPTR FM NORMAL 386 LOWEST SLP 29.75 ON 22 [REMARKS] #FINAL-12-07#