*Explanation of the Preliminary Climate Data (F6) Product* * Please note this information is preliminary and subject to revision. Official and certified climatic data can be accessed at the National Climatic Data Center (NCDC) (http://www.ncdc.noaa.gov/oa/ncdc.html). * WFO Monthly/Daily Climate Data 000 CXUS55 KPQR 011230 CF6PDX PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PORTLAND MONTH: DECEMBER YEAR: 2007 LATITUDE: 45 35 N LONGITUDE: 122 36 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 42 34 38 -4 27 0 0.14 M 0 12.7 24 190 M M 10 1 30 190 2 48 41 45 3 20 0 1.65 M 0 13.9 25 190 M M 10 1 33 180 3 59 44 52 10 13 0 1.58 M 0 15.5 29 190 M M 10 1 41 180 4 62 44 53 11 12 0 0.01 M 0 8.5 20 220 M M 7 1 28 230 5 47 38 43 1 22 0 0.05 M 0 1.2 8 290 M M 10 12 9 290 6 48 42 45 4 20 0 0.41 M 0 3.8 12 120 M M 9 1 14 120 7 45 40 43 2 22 0 T M 0 4.5 14 310 M M 10 17 310 8 45 29 37 -4 28 0 0.00 0.0 0 5.3 13 320 M M 4 15 320 9 37 27 32 -9 33 0 T M 0 1.9 7 140 M M 9 1 8 130 10 45 33 39 -2 26 0 0.03 M 0 5.0 14 110 M M 6 1 17 120 11 38 30 34 -7 31 0 0.00 0.0 0 11.3 22 120 M M 7 26 120 12 44 32 38 -2 27 0 T M 0 2.5 9 120 M M 9 1 12 120 13 41 29 35 -5 30 0 T M 0 1.9 6 140 M M 9 128 7 140 14 44 34 39 -1 26 0 0.01 M 0 7.7 22 120 M M 10 12 25 120 15 49 40 45 5 20 0 0.02 M 0 11.4 20 200 M M 8 1 23 190 16 45 40 43 3 22 0 0.10 M 0 14.5 20 110 M M 10 1 24 110 17 45 40 43 3 22 0 0.10 M 0 11.7 23 190 M M 9 1 31 200 18 52 41 47 7 18 0 0.17 M 0 14.5 24 220 M M 9 1 30 220 19 48 43 46 6 19 0 0.46 M 0 13.0 29 200 M M 10 1 38 200 20 45 36 41 1 24 0 0.27 M 0 4.7 15 300 M M 8 1 20 300 21 44 35 40 0 25 0 0.00 0.0 0 6.3 14 110 M M 8 17 110 22 45 37 41 2 24 0 0.29 M 0 7.1 18 110 M M 10 1 22 110 23 54 42 48 9 17 0 0.83 M 0 9.2 23 110 M M 10 1 28 110 24 44 33 39 0 26 0 0.20 M 0 4.5 16 270 M M 8 1 21 270 25 39 33 36 -3 29 0 0.19 M 0 7.6 23 190 M M 10 1 28 190 26 40 34 37 -2 28 0 0.15 M 0 5.8 14 210 M M 9 1 18 220 27 42 34 38 -1 27 0 0.40 M 0 11.4 21 200 M M 10 1 26 210 28 45 39 42 3 23 0 0.04 M 0 10.0 18 200 M M 8 1 24 200 29 44 38 41 2 24 0 0.26 M 0 8.3 22 250 M M 9 1 26 240 30 42 35 39 0 26 0 0.21 M 0 6.6 26 310 M M 6 1 32 310 31 42 30 36 -3 29 0 0.00 0.0 0 7.4 22 100 M M 7 12 26 110 ================================================================================ SM 1410 1127 740 0 7.57 0.0 249.7 M 269 ================================================================================ AV 45.5 36.4 8.1 FASTST PSBL % 9 MAX(MPH) MISC ----> # 29 190 # 41 180 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: PORTLAND MONTH: DECEMBER YEAR: 2007 LATITUDE: 45 35 N LONGITUDE: 122 36 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 40.9 TOTAL FOR MONTH: 7.57 1 = FOG OR MIST DPTR FM NORMAL: 0.7 DPTR FM NORMAL: 1.86 2 = FOG REDUCING VISIBILITY HIGHEST: 62 ON 4 GRTST 24HR 1.76 ON 2- 3 TO 1/4 MILE OR LESS LOWEST: 27 ON 9 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: 23 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 17 MIN 32 OR BELOW: 6 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 740 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -16 PTCLDY (SCALE 4-7) 10 TOTAL FM JUL 1 1824 CLOUDY (SCALE 8-10) 21 DPTR FM NORMAL 69 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 400 HIGHEST SLP 30.63 ON 24 DPTR FM NORMAL 10 LOWEST SLP 29.53 ON 18 [REMARKS] #FINAL-12-07#