Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z JAN 20, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 997.5 998.8 997.7 997.4 996.4 996.8 995.4 996.0 996.5 997.9 997.5 998.1 998.5 1000.6 1000.2 Mean SLP (mb): 1023.1 1024.2 1023.0 1023.0 1022.0 1022.2 1020.5 1021.6 1022.1 1023.6 1023.0 1023.9 1024.4 1026.4 1025.7 2m agl Tmp (F): 30.4 35.3 37.5 31.8 31.8 35.9 40.1 30.9 29.5 31.5 32.5 28.2 27.1 30.2 34.9 2m agl Dewpt(F): 23.7 26.7 26.1 24.2 23.8 24.3 26.8 24.0 23.2 24.5 24.1 22.6 21.0 19.6 16.5 2m agl RH (%): 76 71 63 73 72 62 59 75 77 75 71 79 77 64 47 10m agl Dir: 78 81 82 79 79 78 74 75 75 77 77 78 79 82 78 10m agl Spd(kt): 9 16 16 14 11 11 10 12 11 13 13 14 15 17 14 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 0.01 0.01 0.01 0.01 0.01 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): 121.5 190.6 335.8 284.3 162.2 160.7 136.3 170.2 151.0 198.1 214.9 204.6 204.4 126.9 126.6 Precip H20 (in): 0.23 0.30 0.23 0.22 0.22 0.23 0.23 0.19 0.24 0.27 0.27 0.26 0.20 0.17 0.14 Lifted Index(C): 8.3 7.2 8.9 8.9 9.1 9.3 10.5 11.7 12.0 11.9 11.9 11.1 11.4 7.8 7.8 700mb VV(-ub/s): 3.9 0.9 0.1 0.1 -0.7 -0.5 -1.7 -2.0 -1.0 -1.0 -2.5 -2.2 -2.0 -0.8 -2.5 Thk1000-500mb(m)5589.0 5560.7 5549.5 5543.8 5534.7 5522.1 5517.9 5502.1 5482.3 5466.7 5454.3 5438.7 5417.4 5384.5 5399.7 Thk1000-850mb(m)1354.8 1343.6 1340.0 1339.1 1336.4 1334.7 1336.4 1330.7 1324.4 1319.7 1317.9 1314.9 1311.0 1308.6 1315.3 Thk850-700mb(m):1602.8 1596.6 1592.6 1590.7 1587.3 1582.5 1579.8 1575.5 1568.7 1565.1 1562.4 1558.8 1553.1 1547.1 1547.2 SWEAT Index: 29.0 28.2 38.2 23.6 19.9 24.8 34.9 34.6 44.3 40.6 48.6 52.9 55.8 65.1 59.9 Total Totals Idx 31.8 36.8 32.5 32.1 32.3 32.0 29.7 24.3 24.8 22.6 21.1 25.5 16.7 31.6 35.1 Frz Hgt(ft amsl) 26 11690 11563 26 26 10707 10514 26 26 26 8777 26 26 26 7205 0WetBlbHgt(amsl) 7018 6833 6338 6259 5703 5242 4725 4055 -1000 -1000 -1000 -1000 -1000 -1000 -1000 Equil Prs (mb): 998 999 998 997 996 997 995 996 996 998 997 998 999 1001 1000 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: 55.2 54.8 54.1 53.2 52.2 52.2 52.7 55.1 5.5 6.0 6.8 6.7 6.7 16.2 13.5 Showalter Index: 8.7 7.7 9.6 9.4 9.8 10.1 10.9 12.5 12.7 12.7 12.4 11.6 11.7 8.6 8.4 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): 4 65 82 53 12 24 14 22 26 44 45 53 58 86 83 Storm Spd (kts): 7 11 12 9 9 10 11 13 13 15 16 16 17 17 17 2m HeatIndex(F): 30 35 37 32 32 36 40 31 30 31 33 28 27 30 35 2m WindChill(F): 22 25 28 21 22 27 40 21 19 21 22 16 14 18 25 1000mb GPH (m): 183 193 185 182 174 177 165 171 175 186 183 188 192 208 205 950mb GPH (m): 600 606 599 595 588 591 582 584 585 595 592 595 597 614 616 950mb Temp (C): 11.3 6.9 6.0 7.2 8.0 7.5 7.5 6.7 4.9 2.7 1.4 0.3 -0.8 -1.7 0.9 950mb Dewpt(C): -6.1 -5.2 -6.3 -7.8 -8.3 -7.5 -6.0 -8.1 -9.4 -8.8 -8.4 -9.6 -10.5 -10.6 -14.0 950mb RH (%): 29 42 41 33 30 33 37 34 34 42 48 47 48 51 32 950mb Dir: 104 91 91 94 91 92 86 88 85 90 85 87 87 87 83 950mb Speed(kt): 15 41 42 35 26 25 24 27 28 35 33 39 42 43 37 900mb GPH (m): 1055 1057 1048 1045 1037 1040 1030 1031 1030 1038 1032 1035 1036 1051 1054 900mb Temp (C): 16.3 13.8 12.1 12.1 10.9 9.9 9.7 9.6 8.6 7.8 6.7 7.0 6.2 5.3 5.7 900mb Dewpt(C): -11.9 -11.3 -12.3 -13.8 -12.5 -11.4 -10.6 -16.8 -19.8 -20.7 -20.6 -22.1 -27.8 -21.1 -20.9 900mb RH (%): 13 16 17 15 18 21 23 14 11 11 12 11 7 13 13 900mb Dir: 312 100 114 138 107 115 87 95 81 94 97 94 92 91 90 900mb Speed(kt): 2 15 23 11 4 5 8 10 10 17 20 23 27 37 30 850mb GPH (m): 1537 1536 1525 1521 1511 1512 1502 1502 1499 1506 1500 1503 1503 1517 1520 850mb Temp (C): 13.6 12.2 10.7 10.9 9.5 8.7 8.2 7.3 6.0 5.7 5.8 5.7 5.4 4.5 4.4 850mb Dewpt(C): -15.6 -10.5 -13.7 -15.1 -14.5 -14.8 -16.4 -20.7 -20.5 -23.8 -26.1 -22.8 -32.7 -23.6 -19.3 850mb RH (%): 12 19 16 14 17 17 16 12 13 10 8 11 5 11 16 850mb Dir: 324 47 136 147 8 35 17 26 16 38 68 72 78 82 70 850mb Speed(kt): 8 5 10 4 2 4 8 6 7 6 7 8 10 18 15 800mb GPH (m): 2044 2040 2027 2023 2011 2011 2000 1998 1993 1999 1993 1995 1993 2007 2010 800mb Temp (C): 10.9 9.1 8.4 8.4 7.5 6.9 6.3 5.6 4.6 4.0 2.7 2.4 1.9 1.1 1.4 800mb Dewpt(C): -21.6 -15.6 -16.0 -17.4 -18.5 -17.9 -21.2 -22.2 -26.8 -22.7 -24.4 -23.9 -28.5 -24.7 -23.8 800mb RH (%): 8 16 16 14 14 15 12 11 8 12 12 12 9 13 14 800mb Dir: 323 6 169 193 343 5 349 2 355 18 34 41 34 61 34 800mb Speed(kt): 10 6 2 2 4 7 10 9 10 11 8 8 8 12 13 750mb GPH (m): 2577 2571 2556 2552 2539 2538 2525 2523 2515 2520 2512 2513 2510 2521 2525 750mb Temp (C): 7.5 6.6 6.3 5.7 5.2 4.2 3.9 3.1 1.8 1.1 1.0 0.2 -1.0 -2.4 -2.4 750mb Dewpt(C): -29.4 -23.7 -24.0 -26.8 -25.9 -24.2 -24.1 -23.8 -23.8 -24.2 -23.5 -27.4 -28.9 -26.4 -25.6 750mb RH (%): 5 9 9 8 9 11 11 12 13 13 14 11 10 14 15 750mb Dir: 328 359 333 295 330 341 332 346 344 360 11 17 22 48 37 750mb Speed(kt): 10 8 3 4 8 9 12 15 11 13 13 11 12 13 16 700mb GPH (m): 3140 3133 3117 3112 3098 3094 3081 3077 3068 3071 3063 3062 3056 3064 3067 700mb Temp (C): 4.3 3.2 3.0 2.4 2.1 1.1 0.8 -0.1 -0.9 -1.5 -2.3 -3.1 -4.3 -6.4 -6.0 700mb Dewpt(C): -33.4 -25.1 -35.2 -37.7 -32.9 -27.8 -25.8 -27.0 -22.5 -23.9 -19.2 -21.2 -24.3 -34.2 -34.3 700mb RH (%): 5 11 4 3 6 10 12 11 18 17 26 23 20 9 9 700mb Dir: 333 360 341 300 325 337 330 336 339 348 356 3 3 42 46 700mb Speed(kt): 8 9 7 8 13 14 16 19 15 17 18 16 16 16 18 650mb GPH (m): 3738 3728 3712 3706 3691 3685 3672 3665 3655 3656 3645 3643 3634 3638 3643 650mb Temp (C): 0.6 -1.2 -1.4 -1.7 -2.0 -2.8 -3.2 -4.0 -4.9 -6.2 -7.1 -7.9 -9.1 -11.1 -9.6 650mb Dewpt(C): -33.0 -23.1 -36.8 -40.4 -36.6 -34.0 -33.1 -36.8 -20.0 -16.2 -15.4 -16.3 -18.4 -26.5 -40.7 650mb RH (%): 6 17 5 4 5 7 8 6 30 45 52 51 47 27 6 650mb Dir: 340 353 332 316 314 327 325 326 334 343 349 358 352 31 40 650mb Speed(kt): 7 10 13 12 15 17 18 20 19 19 22 19 18 18 21 600mb GPH (m): 4373 4359 4341 4335 4320 4313 4298 4290 4278 4276 4264 4259 4246 4246 4255 600mb Temp (C): -4.5 -6.1 -6.7 -6.9 -7.2 -7.6 -8.0 -8.6 -9.5 -10.4 -11.1 -12.1 -14.0 -15.7 -14.5 600mb Dewpt(C): -32.4 -26.8 -37.0 -37.1 -34.5 -36.1 -33.9 -35.1 -22.5 -18.7 -18.2 -17.6 -20.0 -27.9 -42.1 600mb RH (%): 10 18 7 7 10 9 11 10 35 51 56 64 61 35 8 600mb Dir: 311 340 332 314 312 321 317 320 330 340 345 347 349 25 33 600mb Speed(kt): 11 13 14 14 17 18 22 22 23 23 31 27 22 23 24 550mb GPH (m): 5049 5033 5013 5006 4991 4983 4967 4957 4943 4940 4926 4919 4902 4895 4906 550mb Temp (C): -11.0 -11.5 -11.6 -12.2 -12.5 -13.1 -13.5 -13.6 -14.5 -14.9 -15.7 -16.8 -17.3 -20.5 -20.0 550mb Dewpt(C): -30.5 -30.0 -35.1 -36.1 -33.3 -32.5 -33.8 -38.2 -26.2 -23.3 -22.3 -21.8 -32.2 -34.1 -44.4 550mb RH (%): 19 21 13 12 16 19 17 11 37 49 57 66 27 29 10 550mb Dir: 299 326 323 310 303 314 305 316 327 337 341 342 341 23 32 550mb Speed(kt): 11 18 16 14 17 17 20 23 26 26 34 35 32 25 27 500mb GPH (m): 5772 5754 5734 5726 5709 5699 5683 5673 5657 5653 5637 5627 5609 5593 5605 500mb Temp (C): -16.9 -17.5 -17.8 -18.1 -18.7 -19.0 -19.0 -18.8 -19.7 -20.4 -20.7 -21.3 -22.0 -25.4 -25.0 500mb Dewpt(C): -36.0 -33.8 -33.2 -34.0 -33.7 -35.6 -39.7 -43.0 -30.3 -27.4 -27.0 -29.6 -33.9 -47.1 -53.9 500mb RH (%): 18 24 25 24 26 23 15 11 39 54 58 48 34 12 6 500mb Dir: 301 314 314 311 292 304 305 314 324 334 335 340 338 15 30 500mb Speed(kt): 12 19 19 15 16 16 19 24 30 30 34 37 36 28 30 450mb GPH (m): 6551 6531 6512 6502 6484 6474 6459 6448 6430 6423 6406 6396 6374 6350 6360 450mb Temp (C): -23.7 -24.3 -24.1 -24.3 -24.6 -24.9 -24.3 -24.8 -25.7 -26.5 -26.8 -27.1 -28.7 -29.5 -31.0 450mb Dewpt(C): -37.6 -36.4 -38.3 -39.3 -42.0 -42.9 -44.2 -41.2 -35.6 -35.2 -34.0 -35.9 -32.6 -63.0 -50.9 450mb RH (%): 28 33 27 25 19 18 15 21 40 45 51 44 69 3 14 450mb Dir: 317 313 304 307 290 300 305 312 322 331 333 338 335 8 20 450mb Speed(kt): 17 21 20 17 17 19 23 24 32 31 35 35 40 32 32 400mb GPH (m): 7398 7377 7359 7349 7330 7318 7305 7293 7272 7261 7243 7231 7205 7180 7184 400mb Temp (C): -30.9 -31.2 -30.7 -30.7 -31.2 -31.3 -30.9 -31.1 -32.1 -33.7 -33.8 -33.9 -35.1 -34.9 -37.0 400mb Dewpt(C): -42.7 -40.9 -45.2 -48.5 -43.4 -40.6 -39.5 -43.3 -44.8 -39.4 -41.5 -41.4 -39.0 -59.2 -57.8 400mb RH (%): 32 39 24 17 30 41 44 30 28 57 47 48 68 8 11 400mb Dir: 312 311 298 293 289 297 299 307 317 327 335 338 340 1 6 400mb Speed(kt): 23 26 25 21 21 20 25 26 32 34 38 42 51 39 41 350mb GPH (m): 8328 8307 8291 8281 8261 8249 8236 8224 8199 8180 8164 8153 8123 8099 8094 350mb Temp (C): -39.2 -38.9 -38.4 -38.3 -38.0 -38.2 -38.4 -38.5 -39.3 -41.8 -40.8 -40.1 -41.5 -40.5 -42.9 350mb Dewpt(C): -45.7 -47.9 -50.6 -43.5 -41.6 -41.6 -43.7 -44.1 -47.1 -48.1 -50.4 -50.2 -46.5 -63.5 -59.5 350mb RH (%): 52 40 28 59 70 71 59 57 45 52 36 35 60 8 16 350mb Dir: 310 306 293 292 281 285 301 307 307 329 340 343 344 355 360 350mb Speed(kt): 31 33 30 24 26 30 27 26 32 33 48 61 70 49 51 300mb GPH (m): 9365 9347 9333 9324 9304 9289 9276 9264 9237 9209 9197 9186 9154 9136 9121 300mb Temp (C): -47.4 -46.4 -46.0 -46.0 -46.7 -47.4 -47.1 -46.4 -46.6 -47.9 -47.6 -47.5 -47.1 -46.5 -48.1 300mb Dewpt(C): -55.6 -54.6 -51.9 -49.7 -50.4 -51.1 -51.2 -54.2 -53.5 -59.1 -57.7 -55.2 -59.1 -66.3 -62.9 300mb RH (%): 40 41 53 67 67 67 64 43 47 29 33 43 26 10 18 300mb Dir: 305 310 288 284 285 282 304 316 299 331 342 344 342 352 357 300mb Speed(kt): 35 32 32 32 32 29 26 26 33 35 56 71 79 62 57 250mb GPH (m): 10546 10532 10521 10510 10486 10469 10459 10450 10427 10402 10386 10375 10346 10331 10312 250mb Temp (C): -55.5 -55.4 -54.6 -55.3 -55.1 -55.2 -53.8 -53.8 -52.4 -50.3 -51.4 -52.2 -52.0 -50.8 -51.2 250mb Dewpt(C): -61.6 -61.4 -59.3 -58.8 -60.3 -60.5 -61.6 -61.4 -64.1 -72.5 -67.4 -68.6 -67.8 -69.3 -72.1 250mb RH (%): 49 50 58 67 55 54 40 41 25 7 15 14 15 11 8 250mb Dir: 306 310 285 286 287 293 309 322 312 331 336 341 340 347 349 250mb Speed(kt): 38 33 37 32 32 27 29 31 37 38 50 71 78 66 62 200mb GPH (m): 11959 11940 11936 11926 11910 11895 11892 11883 11874 11862 11839 11819 11790 11780 11759 200mb Temp (C): -56.1 -56.1 -55.4 -54.2 -52.6 -52.8 -52.1 -51.4 -50.0 -47.2 -48.0 -49.3 -50.0 -50.2 -50.4 200mb Dewpt(C): -73.6 -74.2 -75.7 -74.6 -76.9 -75.8 -77.8 -77.4 -81.4 -84.0 -79.5 -80.0 -78.0 -78.2 -81.1 200mb RH (%): 11 10 8 8 5 6 4 4 2 1 2 2 3 3 2 200mb Dir: 314 311 305 309 306 316 319 325 328 326 330 333 337 337 341 200mb Speed(kt): 44 41 43 38 40 41 47 49 54 51 52 49 56 52 54 150mb GPH (m): 13804 13794 13785 13783 13765 13751 13744 13741 13738 13747 13730 13709 13679 13660 13634 150mb Temp (C): -53.4 -52.9 -54.0 -53.5 -54.3 -54.3 -55.0 -54.6 -54.6 -53.1 -52.1 -50.9 -50.0 -50.4 -50.9 150mb Dewpt(C): -88.0 -83.1 -83.9 -83.5 -88.6 -84.2 -85.2 -88.7 -88.8 -87.8 -87.0 -81.6 -80.9 -85.8 -86.2 150mb RH (%): 1 2 2 2 1 2 2 1 1 1 1 2 2 1 1 150mb Dir: 323 330 324 325 321 322 324 331 333 333 317 327 327 326 332 150mb Speed(kt): 42 48 49 48 51 60 61 60 64 60 52 52 50 47 47 100mb GPH (m): 16363 16355 16344 16342 16311 16313 16293 16294 16290 16305 16300 16286 16263 16246 16218 100mb Temp (C): -61.5 -61.6 -60.6 -60.8 -61.9 -60.2 -60.6 -60.1 -60.3 -60.7 -59.6 -59.0 -59.9 -59.8 -60.1 100mb Dewpt(C): -89.6 -89.6 -92.7 -89.0 -89.8 -92.1 -88.9 -88.3 -88.6 -86.6 -88.2 -91.6 -91.9 -92.6 -87.3 100mb RH (%): 2 2 1 2 2 1 2 2 2 3 2 1 1 1 2 100mb Dir: 338 340 332 330 333 333 327 339 338 337 333 326 331 323 328 100mb Speed(kt): 44 44 47 49 56 53 57 55 46 38 36 35 36 37 36