PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PORTLAND MONTH: APRIL YEAR: 2001 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 49 41 45 -4 20 0 0.06 M 0 5.2 21 320 M M 9 18 23 320 2 48 38 43 -6 22 0 0.05 M 0 4.9 23 300 M M 8 1 25 300 3 52 36 44 -5 21 0 0.00 M 0 3.9 12 190 M M 6 1 13 200 4 59 34 47 -2 18 0 0.00 M 0 3.5 14 330 M M 3 16 340 5 56 36 46 -3 19 0 0.20 M 0 7.0 18 220 M M 9 24 230 6 49 37 43 -7 22 0 0.51 M 0 6.9 20 280 M M 9 1 21 280 7 50 35 43 -7 22 0 0.08 M 0 4.0 15 320 M M 9 13 17 310 8 50 36 43 -7 22 0 T M 0 6.2 15 320 M M 7 17 320 9 52 37 45 -5 20 0 T M 0 3.0 14 330 M M 9 1 17 340 10 49 42 46 -4 19 0 0.31 M 0 10.6 21 200 M M 10 1 25 210 11 59 40 50 0 15 0 0.01 M 0 7.7 20 330 M M 6 23 330 12 50 39 45 -5 20 0 0.06 M 0 8.3 21 320 M M 9 1 26 220 13 50 38 44 -6 21 0 0.01 M 0 5.2 20 320 M M 8 23 320 14 56 33 45 -6 20 0 0.00 M 0 5.0 12 280 M M 7 12 14 290 15 66 35 51 0 14 0 0.00 M 0 4.2 13 330 M M 7 15 320 16 67 44 56 5 9 0 0.24 M 0 6.1 24 270 M M 9 1 29 260 17 62 44 53 2 12 0 T M 0 9.7 18 200 M M 8 M 25 210 18 60 46 53 2 12 0 T M 0 6.9 15 310 M M 7 17 310 19 58 39 49 -2 16 0 0.00 M 0 3.5 13 270 M M 7 15 270 20 57 46 52 0 13 0 0.16 M 0 4.0 9 90 M M 8 1 10 90 21 62 40 51 -1 14 0 0.01 M 0 4.8 17 320 M M 6 1 18 330 22 53 41 47 -5 18 0 0.26 M 0 6.1 14 220 M M 9 1 16 230 23 60 48 54 2 11 0 0.11 M 0 7.5 16 210 M M 10 1 20 220 24 76 48 62 10 3 0 0.00 M 0 5.8 13 330 M M 5 15 340 25 82 49 66 13 0 1 0.00 M 0 5.5 12 280 M M 5 12 15 280 26 75 52 64 11 1 0 T M 0 6.3 14 260 M M 5 15 250 27 60 47 54 1 11 0 0.05 M 0 6.4 16 200 M M 7 18 200 28 56 45 51 -2 14 0 0.25 M 0 11.0 28 250 M M 8 1 35 250 29 56 46 51 -2 14 0 0.06 M 0 13.5 30 200 M M 10 1 36 200 30 59 47 53 -1 12 0 0.42 M 0 11.1 25 240 M M 9 1 32 260 ================================================================================ SM 1738 1239 455 1 2.85 M 193.8 M 227 ================================================================================ AV 57.9 41.3 6.5 FASTST PSBL % 8 MAX(MPH) MISC ----> 30 200 36 200 ================================================================================ 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: 2001 LATITUDE: 45 35 N LONGITUDE: 122 36 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 49.6 TOTAL FOR MONTH: 2.85 1 = FOG DPTR FM NORMAL: -1.0 DPTR FM NORMAL: 0.46 2 = FOG REDUCING VISIBILITY HIGHEST: 82 ON 25 GRTST 24HR 0.51 ON 5- 6 TO 1/4 MILE OR LESS LOWEST: 33 ON 14 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: M 5 = HAIL GRTST 24HR ON 6 = GLAZE OR RIME GRTST DEPTH: 0 ON M 7 = BLOWING DUST OR SAND: 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: 18 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 455 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL 35 PTCLDY (SCALE 4-7) 12 SEASONAL TOTAL 4168 CLOUDY (SCALE 8-10) 17 DPTR FM NORMAL -13 [CDD (BASE 65) ] TOTAL THIS MO. 1 DPTR FM NORMAL 1 [PRESSURE DATA] SEASONAL TOTAL 1 HIGHEST SLP 30.36 ON 23 DPTR FM NORMAL 1 LOWEST SLP 29.75 ON 6 [REMARKS]