Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z JAN 20, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 999.6 998.1 996.7 998.3 997.8 997.9 996.4 997.0 995.7 996.3 996.7 998.0 997.6 998.2 999.1 Mean SLP (mb): 1024.7 1023.4 1022.0 1023.7 1023.0 1023.5 1021.9 1022.6 1021.1 1021.9 1022.5 1023.8 1023.2 1024.0 1025.0 2m agl Tmp (F): 43.0 34.7 35.6 35.4 38.9 31.5 31.0 32.9 34.0 29.4 28.3 30.1 31.8 27.8 27.0 2m agl Dewpt(F): 28.2 28.7 27.3 29.2 26.7 25.5 25.1 26.6 26.4 24.8 24.3 23.5 22.5 21.7 21.2 2m agl RH (%): 55 79 71 78 61 78 79 77 73 83 85 76 68 78 78 10m agl Dir: 78 79 77 78 81 80 79 80 78 77 77 79 75 75 76 10m agl Spd(kt): 12 12 8 15 15 14 12 12 12 12 12 13 12 12 12 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.01 0.01 0.01 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 79.6 169.5 113.3 192.9 298.6 268.6 169.3 184.6 181.5 168.1 115.3 165.3 189.4 180.5 123.5 Precip H20 (in): 0.32 0.24 0.25 0.27 0.22 0.21 0.21 0.23 0.22 0.24 0.22 0.20 0.25 0.29 0.29 Lifted Index(C): 8.2 8.4 7.7 7.9 9.3 9.9 10.0 10.5 11.2 11.5 12.2 12.8 12.2 12.0 11.6 700mb VV(-ub/s): -1.0 -1.3 0.5 0.2 -0.4 -0.2 -0.2 -0.9 -0.8 -1.2 -0.6 -0.7 -0.2 -0.2 -1.3 Thk1000-500mb(m)5575.5 5587.4 5582.2 5561.5 5548.9 5536.6 5529.2 5515.4 5510.8 5499.4 5484.1 5467.2 5451.1 5432.3 5403.5 Thk1000-850mb(m)1357.5 1357.5 1356.0 1345.2 1341.8 1338.1 1335.8 1331.5 1330.4 1327.0 1321.4 1317.7 1315.7 1311.2 1305.2 Thk850-700mb(m):1594.8 1599.3 1598.3 1593.9 1587.8 1585.7 1583.9 1579.6 1577.6 1573.9 1569.4 1565.0 1558.5 1554.5 1547.2 SWEAT Index: 27.0 14.6 31.5 30.0 39.1 22.7 19.1 21.9 29.3 36.4 44.9 36.6 43.4 54.1 68.0 Total Totals Idx 36.6 33.5 36.1 38.8 33.2 29.9 30.9 30.2 28.1 25.2 23.5 20.6 21.7 27.4 29.2 Frz Hgt(ft amsl) 11469 12238 12155 11822 11509 26 26 10386 10088 26 26 26 26 26 26 0WetBlbHgt(amsl) 7151 7187 6890 6346 5869 5697 5265 5036 4551 4049 -1000 -1000 -1000 -1000 -1000 Equil Prs (mb): 1000 998 997 998 998 998 996 997 996 996 997 998 998 998 999 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 54.7 55.0 53.6 54.1 54.4 54.0 53.1 52.6 53.5 54.2 5.2 5.4 5.9 6.5 7.5 Showalter Index: 8.0 8.7 8.0 7.5 9.8 10.4 10.4 10.9 12.0 12.4 12.9 13.4 13.0 12.5 12.3 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 79 77 345 49 75 48 18 32 31 36 28 41 30 31 30 Storm Spd (kts): 9 7 8 11 12 10 9 9 11 12 13 13 14 16 19 2m HeatIndex(F): 43 35 36 35 39 31 31 33 34 29 28 30 32 28 27 2m WindChill(F): 43 25 28 25 30 20 21 23 24 19 17 19 22 17 16 1000mb GPH (m): 200 187 176 189 185 186 174 179 168 173 177 187 184 189 196 950mb GPH (m): 622 606 597 605 602 599 586 591 581 583 585 595 593 596 601 950mb Temp (C): 11.4 13.1 13.2 9.7 7.5 7.4 7.6 6.4 5.6 5.0 3.7 1.7 1.7 0.7 -0.3 950mb Dewpt(C): -2.4 -7.9 -10.2 -6.3 -7.5 -8.7 -8.0 -7.5 -6.2 -7.6 -8.9 -10.8 -9.8 -10.0 -11.6 950mb RH (%): 38 22 18 32 33 31 32 36 42 39 39 39 42 45 42 950mb Dir: 89 96 109 91 91 92 90 92 89 89 86 89 85 87 86 950mb Speed(kt): 20 26 8 33 40 36 29 29 29 30 29 34 28 30 32 900mb GPH (m): 1077 1063 1052 1057 1051 1049 1036 1038 1027 1029 1029 1037 1033 1035 1038 900mb Temp (C): 15.0 16.1 14.4 12.7 11.9 11.9 11.3 10.1 9.6 9.5 8.5 7.8 5.8 5.8 4.3 900mb Dewpt(C): -5.4 -15.5 -11.3 -11.1 -12.9 -16.6 -14.6 -12.8 -11.9 -16.5 -19.6 -24.8 -20.6 -18.7 -20.0 900mb RH (%): 24 10 16 18 16 12 15 18 20 14 12 8 13 15 15 900mb Dir: 116 116 334 99 113 132 110 124 108 93 67 93 95 88 69 900mb Speed(kt): 8 3 6 9 22 11 5 6 7 10 8 16 14 13 14 850mb GPH (m): 1557 1545 1532 1534 1527 1524 1510 1511 1499 1500 1498 1505 1499 1500 1501 850mb Temp (C): 12.5 12.8 12.1 10.3 9.7 10.1 9.1 8.3 7.6 7.2 6.3 5.7 4.8 3.5 2.1 850mb Dewpt(C): -8.9 -13.4 -10.8 -7.4 -12.1 -16.2 -15.2 -15.5 -16.0 -19.7 -21.7 -24.7 -24.9 -19.5 -18.5 850mb RH (%): 21 15 19 28 20 14 16 17 17 13 11 9 10 17 20 850mb Dir: 126 83 313 33 131 148 37 79 37 28 18 40 20 6 22 850mb Speed(kt): 4 1 9 5 10 3 1 2 3 6 8 5 5 6 10 800mb GPH (m): 2062 2050 2036 2036 2027 2025 2009 2009 1996 1996 1993 1999 1990 1989 1988 800mb Temp (C): 9.4 9.9 10.0 9.1 7.2 7.3 7.0 6.6 6.4 5.9 4.9 4.1 2.7 2.1 0.7 800mb Dewpt(C): -14.1 -14.4 -18.9 -23.9 -17.8 -18.5 -21.6 -21.7 -25.3 -29.5 -28.0 -28.0 -26.1 -25.0 -20.1 800mb RH (%): 17 16 11 8 15 14 11 11 8 6 7 8 10 12 19 800mb Dir: 93 355 298 13 150 176 356 4 6 8 1 12 4 4 14 800mb Speed(kt): 3 2 12 8 4 2 2 4 8 11 11 10 10 11 15 750mb GPH (m): 2592 2582 2568 2567 2555 2552 2536 2534 2521 2520 2515 2520 2509 2507 2503 750mb Temp (C): 5.7 7.1 7.0 6.6 5.8 4.9 4.7 3.9 3.5 2.7 2.0 1.3 0.4 -0.3 -1.7 750mb Dewpt(C): -17.8 -23.9 -23.5 -31.3 -28.8 -28.9 -27.7 -26.1 -29.2 -28.8 -26.8 -26.4 -25.2 -24.4 -24.8 750mb RH (%): 16 9 9 5 6 7 8 9 7 8 10 11 13 14 16 750mb Dir: 48 341 299 0 357 293 336 343 341 351 352 353 347 355 1 750mb Speed(kt): 6 5 15 11 2 3 7 6 10 11 11 11 12 14 17 700mb GPH (m): 3152 3144 3130 3128 3115 3110 3094 3090 3076 3074 3068 3070 3058 3055 3048 700mb Temp (C): 2.5 3.5 3.3 3.2 2.5 1.4 1.2 0.5 0.0 -0.4 -1.1 -1.8 -3.0 -3.4 -5.2 700mb Dewpt(C): -21.6 -34.7 -32.4 -31.5 -32.8 -30.4 -26.6 -27.7 -27.2 -25.8 -23.3 -24.3 -23.3 -20.7 -20.9 700mb RH (%): 15 4 5 6 6 7 11 10 11 13 17 16 20 25 28 700mb Dir: 45 1 295 354 349 298 323 334 328 339 346 341 339 349 350 700mb Speed(kt): 10 8 12 13 8 8 11 10 12 15 13 13 16 17 19 650mb GPH (m): 3746 3740 3727 3724 3708 3702 3685 3680 3665 3662 3655 3655 3640 3635 3625 650mb Temp (C): -1.8 -0.1 -0.1 -0.8 -1.3 -2.3 -2.5 -3.3 -3.6 -3.6 -4.4 -5.7 -6.5 -7.8 -9.4 650mb Dewpt(C): -27.6 -32.4 -31.3 -28.6 -45.1 -35.8 -32.6 -26.3 -26.8 -25.3 -22.7 -21.8 -25.0 -14.9 -13.1 650mb RH (%): 12 7 8 10 2 6 8 15 15 17 23 27 22 57 74 650mb Dir: 26 19 303 342 336 312 311 328 328 335 335 335 337 343 345 650mb Speed(kt): 12 11 7 13 15 11 14 14 15 19 17 16 20 23 24 600mb GPH (m): 4376 4375 4361 4355 4339 4331 4313 4307 4291 4289 4279 4276 4260 4253 4238 600mb Temp (C): -5.6 -4.3 -4.7 -5.9 -6.1 -6.7 -7.0 -7.6 -8.0 -8.2 -8.7 -9.6 -10.7 -11.7 -13.7 600mb Dewpt(C): -34.0 -33.3 -31.2 -30.0 -40.5 -37.2 -42.4 -36.0 -32.5 -19.8 -26.9 -30.1 -16.6 -17.8 -16.9 600mb RH (%): 9 9 11 13 5 7 4 9 12 39 22 18 62 61 77 600mb Dir: 17 27 312 328 325 318 306 321 328 332 325 331 336 340 339 600mb Speed(kt): 17 13 10 14 16 16 16 16 17 19 21 20 26 30 34 550mb GPH (m): 5052 5052 5036 5030 5013 5003 4985 4977 4961 4957 4946 4941 4923 4913 4894 550mb Temp (C): -10.6 -10.6 -10.9 -11.3 -11.4 -11.9 -12.4 -12.7 -12.8 -13.9 -13.9 -14.7 -15.4 -16.5 -17.9 550mb Dewpt(C): -37.8 -30.4 -28.8 -30.8 -34.1 -34.9 -36.0 -38.4 -38.3 -23.2 -27.1 -29.1 -22.8 -23.6 -21.8 550mb RH (%): 9 18 22 19 14 13 13 10 10 46 33 29 54 55 72 550mb Dir: 16 28 315 318 314 307 304 320 327 331 321 328 332 337 333 550mb Speed(kt): 18 12 13 17 18 16 18 19 20 21 24 22 31 36 42 500mb GPH (m): 5775 5774 5758 5751 5734 5723 5703 5695 5679 5672 5661 5655 5635 5621 5599 500mb Temp (C): -16.4 -17.1 -17.4 -18.0 -17.8 -18.0 -18.5 -18.7 -18.2 -18.8 -19.5 -19.8 -20.9 -21.7 -22.8 500mb Dewpt(C): -42.3 -34.1 -32.4 -31.3 -35.1 -36.9 -38.7 -37.8 -38.4 -28.6 -28.4 -42.5 -30.2 -28.2 -30.8 500mb RH (%): 9 22 27 31 21 18 16 18 16 43 46 12 44 57 49 500mb Dir: 12 9 318 318 312 305 298 315 323 330 321 322 329 333 331 500mb Speed(kt): 18 12 14 19 20 17 17 19 22 24 28 26 34 41 48 450mb GPH (m): 6558 6554 6537 6527 6511 6500 6479 6470 6456 6448 6434 6427 6403 6389 6364 450mb Temp (C): -22.6 -23.2 -23.9 -24.3 -24.3 -24.3 -24.6 -24.7 -23.9 -24.5 -25.4 -25.8 -26.8 -26.1 -27.5 450mb Dewpt(C): -44.4 -39.3 -36.2 -36.7 -36.7 -39.3 -40.0 -38.2 -37.3 -37.1 -34.6 -42.2 -31.4 -29.1 -36.5 450mb RH (%): 13 23 32 32 32 25 24 29 29 31 43 21 66 76 43 450mb Dir: 9 351 317 314 313 304 302 312 320 326 317 317 324 331 332 450mb Speed(kt): 21 16 17 21 21 19 18 20 23 23 30 30 36 47 59 400mb GPH (m): 7409 7404 7384 7373 7358 7346 7325 7315 7304 7295 7277 7267 7242 7230 7202 400mb Temp (C): -29.7 -30.1 -30.7 -31.0 -30.7 -30.7 -30.8 -31.0 -30.2 -30.5 -31.8 -32.8 -32.5 -32.7 -32.6 400mb Dewpt(C): -47.8 -44.3 -43.5 -41.4 -42.6 -44.2 -43.7 -43.3 -41.2 -45.2 -41.2 -43.2 -40.9 -36.4 -37.2 400mb RH (%): 17 25 29 36 32 27 29 30 35 24 40 36 45 70 64 400mb Dir: 353 328 305 309 303 302 294 305 311 316 312 318 335 333 334 400mb Speed(kt): 24 21 24 27 26 25 23 23 23 21 32 31 47 54 74 350mb GPH (m): 8344 8337 8315 8304 8289 8278 8257 8247 8238 8228 8204 8190 8167 8154 8129 350mb Temp (C): -37.8 -38.1 -39.0 -38.8 -38.4 -38.0 -37.7 -37.9 -37.7 -38.1 -39.4 -40.7 -40.1 -39.7 -39.8 350mb Dewpt(C): -50.0 -48.3 -45.0 -47.8 -50.3 -49.3 -42.1 -43.3 -46.6 -51.8 -44.8 -44.8 -45.2 -45.2 -44.7 350mb RH (%): 28 35 55 40 29 31 65 58 40 24 58 66 60 57 61 350mb Dir: 338 318 301 299 297 296 283 294 293 304 309 318 339 340 333 350mb Speed(kt): 26 25 30 34 30 27 32 30 25 20 34 35 58 71 82 300mb GPH (m): 9386 9378 9353 9345 9332 9321 9300 9288 9280 9269 9240 9220 9198 9191 9164 300mb Temp (C): -46.7 -46.9 -47.3 -46.3 -45.6 -46.0 -46.8 -47.1 -47.1 -47.1 -47.6 -49.0 -48.6 -47.5 -47.2 300mb Dewpt(C): -56.5 -53.9 -53.1 -52.8 -50.7 -50.0 -50.9 -52.6 -53.8 -56.4 -54.4 -53.9 -53.8 -55.2 -53.4 300mb RH (%): 34 47 53 49 58 66 64 55 48 36 47 58 56 43 51 300mb Dir: 331 309 303 301 293 288 284 280 300 303 298 316 335 340 335 300mb Speed(kt): 30 31 32 36 33 31 34 32 25 19 34 39 55 82 88 250mb GPH (m): 10568 10559 10534 10531 10521 10507 10484 10469 10462 10450 10422 10400 10381 10376 10352 250mb Temp (C): -55.5 -55.6 -55.8 -55.0 -54.5 -55.1 -54.5 -55.1 -54.7 -55.5 -54.7 -52.4 -52.0 -53.3 -52.8 250mb Dewpt(C): -63.6 -62.4 -60.5 -60.0 -58.7 -58.7 -59.2 -59.5 -60.8 -59.9 -61.9 -68.2 -66.5 -64.1 -64.0 250mb RH (%): 38 45 57 56 62 66 59 60 49 60 43 15 18 28 27 250mb Dir: 320 310 311 304 290 292 287 289 308 322 301 328 331 336 338 250mb Speed(kt): 33 32 36 34 39 33 30 30 25 24 38 44 52 80 83 200mb GPH (m): 11975 11967 11941 11939 11935 11925 11905 11896 11888 11876 11859 11855 11838 11817 11795 200mb Temp (C): -58.6 -57.6 -56.6 -56.2 -55.2 -53.6 -53.3 -52.5 -54.0 -52.7 -50.1 -48.3 -46.4 -49.4 -50.3 200mb Dewpt(C): -73.2 -74.6 -74.8 -75.5 -75.6 -75.3 -76.2 -77.1 -75.8 -75.7 -76.7 -80.0 -83.1 -80.5 -78.3 200mb RH (%): 16 12 10 9 8 7 6 5 7 6 4 2 1 2 3 200mb Dir: 323 307 317 316 311 307 308 323 310 328 329 326 324 326 331 200mb Speed(kt): 35 35 44 42 42 38 38 42 42 48 54 52 52 52 60 150mb GPH (m): 13803 13807 13786 13794 13784 13779 13761 13754 13734 13732 13726 13729 13725 13706 13680 150mb Temp (C): -53.6 -53.5 -52.7 -52.9 -53.8 -54.0 -53.8 -53.7 -55.0 -54.0 -54.1 -53.8 -52.5 -50.8 -50.8 150mb Dewpt(C): -83.6 -83.5 -81.0 -87.9 -88.3 -84.0 -88.3 -83.7 -84.7 -88.4 -84.0 -88.3 -87.3 -75.1 -86.1 150mb RH (%): 2 2 3 1 1 2 1 2 2 1 2 1 1 0 1 150mb Dir: 334 329 324 330 328 325 322 321 327 330 331 331 320 327 322 150mb Speed(kt): 37 35 45 49 52 49 52 57 59 58 64 58 55 53 50 100mb GPH (m): 16362 16363 16348 16355 16343 16336 16314 16313 16284 16289 16281 16292 16294 16281 16258 100mb Temp (C): -60.6 -61.7 -61.5 -61.2 -60.9 -60.9 -60.9 -60.8 -60.8 -60.0 -60.7 -60.2 -59.8 -59.6 -60.2 100mb Dewpt(C): -88.9 -89.7 -89.5 -89.4 -89.1 -93.3 -89.1 -93.1 -89.0 -92.4 -88.8 -92.1 -92.6 -92.3 -92.8 100mb RH (%): 2 2 2 2 2 1 2 1 2 1 2 1 1 1 1 100mb Dir: 340 339 338 338 327 333 331 325 331 334 337 343 334 323 325 100mb Speed(kt): 44 41 46 46 48 50 49 53 56 49 47 41 34 37 40