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). PRELIMINARY LOCAL CLIMATOLOGICAL DATA 000 CXUS55 KPQR 011330 CF6PDX PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PORTLAND MONTH: APRIL YEAR: 2006 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 57 43 50 1 15 0 0.17 M 0 10.4 24 190 M M 8 1 30 200 2 59 45 52 3 13 0 0.06 M 0 9.6 18 90 M M 10 21 100 3 60 44 52 3 13 0 0.08 M 0 9.9 21 100 M M 9 25 100 4 65 36 51 2 14 0 0.01 M 0 5.3 12 60 M M 5 1 15 70 5 63 46 55 5 10 0 0.01 M 0 7.6 18 310 M M 7 8 21 310 6 60 43 52 2 13 0 0.00 0.0 0 5.5 13 200 M M 7 16 180 7 67 46 57 7 8 0 T M 0 8.7 30 70 M M 9 37 70 8 58 49 54 4 11 0 0.27 M 0 8.6 21 190 M M 10 1 23 200 9 59 47 53 3 12 0 0.13 0.0 0 5.4 13 290 M M 9 15 290 10 60 47 54 4 11 0 0.39 M 0 5.9 14 130 M M 8 1 16 130 11 63 44 54 4 11 0 0.11 M 0 4.3 12 190 M M 9 1 14 170 12 65 47 56 5 9 0 0.01 M 0 7.2 15 320 M M 7 20 340 13 60 45 53 2 12 0 0.07 M 0 6.4 21 210 M M 10 25 230 14 53 42 48 -3 17 0 0.36 M 0 8.7 20 190 M M 10 1 24 200 15 48 39 44 -7 21 0 0.30 M 0 13.6 26 190 M M 9 1 35 200 16 51 40 46 -5 19 0 0.17 M 0 8.6 21 250 M M 8 24 250 17 55 38 47 -4 18 0 0.09 M 0 8.1 16 320 M M 7 8 18 320 18 63 37 50 -1 15 0 0.00 M 0 4.1 9 310 M M 6 12 10 140 19 70 41 56 4 9 0 0.00 0.0 0 4.7 12 310 M M 6 14 310 20 69 45 57 5 8 0 0.01 M 0 4.6 16 340 M M 7 20 340 21 60 44 52 0 13 0 0.05 M 0 12.9 22 300 M M 5 26 300 22 66 38 52 0 13 0 0.00 0.0 0 7.0 16 320 M M 0 20 320 23 73 42 58 6 7 0 0.00 0.0 0 11.6 28 90 M M 0 35 80 24 70 43 57 4 8 0 0.00 0.0 0 10.2 28 90 M M 1 31 80 25 70 47 59 6 6 0 0.00 0.0 0 6.0 13 270 M M 4 15 270 26 61 47 54 1 11 0 0.00 0.0 0 3.7 8 270 M M 8 9 20 27 74 46 60 7 5 0 0.00 0.0 0 4.5 12 260 M M 5 13 270 28 81 50 66 13 0 1 0.00 0.0 0 6.2 14 330 M M 4 17 330 29 64 42 53 -1 12 0 0.17 M 0 8.4 28 310 M M 6 1 35 300 30 62 37 50 -4 15 0 0.00 0.0 0 6.9 15 320 M M 4 20 320 SM 1886 1300 349 1 2.46 0.0 224.6 M 198 AV 62.9 43.3 7.5 FASTST PSBL % 7 MAX(MPH) MISC ----> # 30 70 # 37 70 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: APRIL YEAR: 2006 LATITUDE: 45 35 N LONGITUDE: 122 36 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 53.1 TOTAL FOR MONTH: 2.46 1 FOG OR MIST DPTR FM NORMAL: 1.9 DPTR FM NORMAL: -0.18 2 FOG REDUCING VISIBILITY HIGHEST: 81 ON 28 GRTST 24HR 0.50 ON 14-15 TO 1/4 MILE OR LESS LOWEST: 36 ON 4 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: 14 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 349 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -51 PTCLDY (SCALE 4-7) 14 TOTAL FM JUL 1 3920 CLOUDY (SCALE 8-10) 13 DPTR FM NORMAL -141 [CDD (BASE 65) ] TOTAL THIS MO. 1 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 1 HIGHEST SLP 30.43 ON 30 DPTR FM NORMAL 0 LOWEST SLP 29.46 ON 15 [REMARKS] #FINAL-04-06#