Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z JAN 21, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 998.2 998.2 997.3 997.4 996.3 996.2 996.6 997.6 996.9 998.1 999.5 1001.3 1001.4 1002.7 1003.0 Mean SLP (mb): 1023.3 1023.8 1022.9 1022.9 1021.5 1021.8 1022.2 1023.1 1022.1 1023.8 1025.3 1027.0 1026.9 1028.5 1028.8 2m agl Tmp (F): 40.8 32.8 31.7 35.2 38.3 31.6 31.3 35.3 38.8 30.3 30.2 34.0 36.4 30.8 30.0 2m agl Dewpt(F): 27.2 25.4 24.0 23.9 25.9 22.5 22.2 22.8 25.2 21.8 23.8 20.2 17.2 14.0 10.1 2m agl RH (%): 58 74 73 63 61 69 69 60 58 70 77 56 45 49 43 10m agl Dir: 83 81 80 80 76 75 74 77 75 77 83 86 78 75 71 10m agl Spd(kt): 16 14 12 13 11 11 9 9 8 12 14 15 12 11 9 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 0.01 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): 333.3 305.6 179.0 192.6 156.9 157.8 96.9 162.0 129.4 176.4 135.1 99.4 97.2 92.3 159.6 Precip H20 (in): 0.28 0.23 0.23 0.24 0.24 0.23 0.23 0.27 0.32 0.27 0.32 0.17 0.13 0.14 0.12 Lifted Index(C): 7.0 9.3 9.2 9.3 9.5 9.6 10.2 9.8 11.1 11.4 11.0 9.4 9.3 7.7 8.2 700mb VV(-ub/s): 1.1 -1.0 0.3 -0.6 -1.8 0.1 -0.2 -0.9 0.2 -0.6 -1.1 -3.4 -4.6 -6.1 -4.2 Thk1000-500mb(m)5557.2 5542.6 5534.4 5525.1 5517.0 5503.5 5477.9 5456.2 5440.7 5418.5 5391.5 5375.0 5385.4 5377.9 5388.8 Thk1000-850mb(m)1346.9 1337.8 1335.2 1333.0 1333.6 1330.6 1324.4 1320.5 1318.2 1309.6 1301.8 1302.3 1309.1 1310.9 1314.2 Thk850-700mb(m):1594.1 1591.6 1588.4 1585.4 1581.2 1578.1 1568.8 1562.9 1554.9 1547.8 1543.0 1541.8 1543.4 1544.2 1545.6 SWEAT Index: 47.2 27.5 23.1 20.8 34.2 36.4 54.6 47.0 45.8 39.4 57.4 67.0 58.2 71.8 62.9 Total Totals Idx 37.5 32.3 33.5 33.1 32.7 33.0 33.6 34.8 31.6 31.7 31.7 28.9 29.3 32.5 33.7 Frz Hgt(ft amsl) 11546 11266 26 10896 10640 26 26 8661 8047 26 26 588 1628 26 26 0WetBlbHgt(amsl) 6436 6102 5780 5527 5277 4968 3487 -1000 1146 -1000 -1000 -1000 -1000 -1000 -1000 Equil Prs (mb): 998 998 997 997 996 996 997 998 997 998 999 1001 1001 1003 1003 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: 53.4 53.0 52.5 52.1 52.0 52.7 54.6 6.4 54.1 5.6 6.8 16.7 6.6 9.8 7.6 Showalter Index: 7.8 9.5 9.5 9.8 10.2 10.3 10.8 10.4 12.4 12.1 11.7 10.5 9.9 8.1 8.5 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): 73 35 11 23 10 7 356 13 15 47 47 85 71 67 57 Storm Spd (kts): 12 11 11 10 11 12 14 15 13 14 17 17 16 21 18 2m HeatIndex(F): 41 33 32 35 38 32 31 35 39 30 30 34 36 31 30 2m WindChill(F): 41 22 22 26 30 22 23 28 32 20 19 24 27 21 21 1000mb GPH (m): 188 189 181 182 173 173 176 184 178 188 200 214 215 225 227 950mb GPH (m): 607 602 594 595 588 585 588 596 592 597 607 623 626 635 638 950mb Temp (C): 8.4 6.5 6.6 5.4 6.4 6.8 6.2 4.6 3.6 0.6 -2.4 -2.9 -0.7 1.6 3.8 950mb Dewpt(C): -3.0 -6.1 -6.8 -6.8 -6.1 -7.5 -8.2 -8.6 -7.3 -7.7 -7.0 -8.5 -11.6 -16.3 -19.2 950mb RH (%): 44 40 38 41 40 35 34 37 45 54 71 65 43 25 17 950mb Dir: 89 94 92 92 88 89 81 88 84 88 87 89 83 90 89 950mb Speed(kt): 34 36 30 31 26 25 18 21 21 34 35 33 30 34 25 900mb GPH (m): 1057 1051 1042 1042 1035 1032 1032 1039 1032 1034 1040 1055 1061 1072 1078 900mb Temp (C): 12.6 11.5 11.0 10.4 9.3 9.1 6.6 5.4 5.0 4.3 2.2 2.1 3.2 4.3 4.7 900mb Dewpt(C): -8.3 -10.4 -10.5 -10.4 -9.9 -11.0 -10.8 -10.3 -12.4 -12.4 -12.7 -18.1 -22.1 -22.2 -21.0 900mb RH (%): 22 20 21 22 24 23 27 31 27 28 32 21 14 13 14 900mb Dir: 113 137 104 117 94 42 356 34 82 94 89 92 86 74 74 900mb Speed(kt): 25 12 5 6 6 3 8 3 9 18 24 38 29 21 13 850mb GPH (m): 1535 1527 1517 1515 1506 1503 1500 1505 1496 1498 1501 1516 1524 1536 1541 850mb Temp (C): 11.1 10.8 9.5 8.9 8.3 7.7 6.0 4.9 3.0 2.4 2.1 2.8 2.9 3.2 2.5 850mb Dewpt(C): -9.3 -14.2 -13.1 -13.6 -13.1 -12.8 -11.1 -12.0 -12.4 -14.2 -16.3 -23.5 -24.6 -24.8 -22.6 850mb RH (%): 23 16 19 19 20 22 28 28 31 28 24 12 11 11 14 850mb Dir: 146 148 13 37 18 1 347 352 15 39 43 81 56 40 29 850mb Speed(kt): 14 4 2 2 8 7 13 9 7 4 9 18 13 15 10 800mb GPH (m): 2037 2028 2017 2015 2004 2000 1994 1997 1985 1985 1987 2004 2011 2024 2029 800mb Temp (C): 8.7 8.3 7.8 7.4 6.5 6.0 4.5 3.7 1.8 0.7 -0.7 0.1 0.2 0.9 0.6 800mb Dewpt(C): -17.9 -21.0 -20.6 -21.2 -19.1 -19.4 -20.5 -23.0 -19.6 -17.9 -16.8 -22.8 -25.0 -27.3 -26.8 800mb RH (%): 13 11 11 11 14 14 14 12 19 24 29 16 13 10 11 800mb Dir: 267 256 333 357 348 343 334 341 345 20 32 63 26 40 26 800mb Speed(kt): 1 1 7 5 9 11 16 17 11 8 11 12 14 20 17 750mb GPH (m): 2568 2559 2546 2542 2530 2526 2517 2518 2503 2500 2500 2517 2524 2539 2543 750mb Temp (C): 6.8 6.2 5.7 4.9 4.2 3.8 2.0 0.8 -0.2 -1.4 -2.4 -3.2 -2.5 -2.8 -2.2 750mb Dewpt(C): -36.7 -31.9 -28.4 -27.5 -23.3 -23.9 -23.4 -20.3 -19.8 -20.9 -21.3 -21.8 -31.3 -22.7 -31.5 750mb RH (%): 3 5 7 8 11 11 13 19 21 21 22 23 9 20 9 750mb Dir: 329 312 323 332 330 337 331 337 336 6 19 50 31 38 18 750mb Speed(kt): 8 8 12 10 13 18 20 23 16 10 14 14 18 27 23 700mb GPH (m): 3129 3118 3105 3101 3087 3081 3069 3067 3051 3045 3044 3058 3067 3080 3087 700mb Temp (C): 2.9 2.2 2.2 1.5 1.1 0.4 -1.4 -2.9 -3.8 -4.7 -5.3 -6.8 -6.1 -7.0 -5.5 700mb Dewpt(C): -31.9 -33.4 -35.5 -26.3 -26.3 -30.6 -29.9 -23.3 -21.0 -21.7 -16.7 -27.2 -33.8 -25.8 -35.4 700mb RH (%): 6 5 4 11 11 8 10 19 25 25 41 18 9 21 8 700mb Dir: 343 314 315 327 326 327 320 335 330 354 5 43 30 34 14 700mb Speed(kt): 9 12 15 15 17 20 20 24 17 13 16 18 19 29 26 650mb GPH (m): 3723 3711 3698 3692 3678 3670 3654 3650 3631 3624 3621 3631 3642 3653 3662 650mb Temp (C): -1.5 -1.9 -2.0 -2.5 -3.1 -3.9 -5.5 -6.9 -7.4 -8.2 -10.1 -11.1 -10.3 -11.3 -10.6 650mb Dewpt(C): -34.6 -40.2 -40.8 -31.6 -33.7 -31.7 -34.3 -26.4 -24.0 -24.5 -15.1 -28.5 -40.6 -31.8 -29.0 650mb RH (%): 6 4 4 9 8 10 9 20 26 26 67 23 7 17 21 650mb Dir: 332 314 311 321 319 319 310 334 325 348 355 34 24 28 15 650mb Speed(kt): 13 15 16 16 18 21 22 26 19 18 19 20 19 32 29 600mb GPH (m): 4353 4340 4327 4320 4305 4295 4275 4268 4249 4240 4231 4240 4252 4261 4271 600mb Temp (C): -6.4 -7.0 -7.1 -7.4 -8.0 -9.1 -10.4 -11.2 -11.8 -12.1 -15.1 -15.5 -15.0 -16.1 -15.3 600mb Dewpt(C): -36.7 -38.5 -39.7 -33.8 -29.1 -32.3 -32.7 -27.4 -24.5 -26.5 -16.5 -40.0 -37.9 -38.6 -33.3 600mb RH (%): 7 6 6 10 17 14 15 26 35 30 89 11 13 13 21 600mb Dir: 318 315 310 317 309 311 304 332 322 343 348 30 20 21 13 600mb Speed(kt): 13 16 18 19 20 22 23 28 22 22 25 22 20 36 32 550mb GPH (m): 5025 5012 4998 4990 4973 4961 4939 4930 4908 4899 4886 4890 4902 4909 4921 550mb Temp (C): -12.0 -12.1 -12.6 -13.0 -13.5 -13.9 -14.5 -15.5 -16.6 -16.8 -17.7 -19.9 -20.2 -21.2 -20.9 550mb Dewpt(C): -34.2 -33.3 -31.8 -31.1 -33.1 -39.0 -40.0 -32.1 -22.0 -25.7 -22.9 -50.3 -43.7 -46.1 -37.8 550mb RH (%): 15 16 19 21 18 11 10 23 63 47 64 5 11 9 21 550mb Dir: 319 310 306 307 294 306 304 326 322 341 333 23 15 15 13 550mb Speed(kt): 15 16 18 17 19 22 26 27 24 25 35 26 25 39 37 500mb GPH (m): 5745 5731 5716 5707 5690 5676 5653 5640 5618 5607 5591 5589 5600 5603 5616 500mb Temp (C): -17.9 -17.8 -18.6 -18.8 -18.7 -19.0 -19.4 -21.0 -20.5 -21.8 -22.9 -24.8 -25.5 -27.0 -26.9 500mb Dewpt(C): -31.7 -32.2 -30.6 -33.8 -40.2 -43.6 -37.7 -29.2 -22.8 -26.7 -29.2 -53.5 -46.7 -47.6 -40.3 500mb RH (%): 30 28 35 26 14 10 19 48 82 65 57 6 13 13 28 500mb Dir: 320 317 299 299 294 305 302 321 322 337 330 10 8 8 15 500mb Speed(kt): 20 19 18 16 18 22 28 29 31 31 40 31 31 42 43 450mb GPH (m): 6523 6509 6492 6482 6465 6451 6427 6411 6390 6375 6356 6347 6356 6353 6365 450mb Temp (C): -24.2 -24.2 -24.6 -24.9 -24.5 -24.8 -25.5 -25.6 -25.7 -26.5 -27.1 -29.4 -30.7 -32.6 -32.9 450mb Dewpt(C): -32.3 -36.8 -36.5 -39.6 -46.3 -41.9 -35.2 -34.7 -27.9 -33.3 -42.1 -59.9 -52.1 -53.5 -49.2 450mb RH (%): 48 31 33 25 12 20 41 43 82 54 24 4 12 12 19 450mb Dir: 317 311 294 303 298 305 299 324 322 336 333 358 359 2 14 450mb Speed(kt): 23 19 19 17 20 25 28 38 41 40 47 37 36 48 47 400mb GPH (m): 7369 7355 7336 7327 7311 7295 7269 7254 7230 7214 7194 7179 7181 7173 7184 400mb Temp (C): -31.1 -31.0 -31.3 -31.4 -31.1 -32.0 -32.4 -31.7 -33.2 -33.0 -33.6 -34.3 -36.2 -37.5 -38.3 400mb Dewpt(C): -39.5 -43.4 -45.9 -46.4 -42.8 -38.5 -41.9 -35.2 -37.5 -43.1 -43.9 -57.3 -58.6 -59.0 -56.9 400mb RH (%): 45 30 24 23 32 54 40 72 66 37 36 9 9 10 14 400mb Dir: 307 303 295 301 297 304 295 330 318 335 334 346 351 352 14 400mb Speed(kt): 26 22 22 20 23 25 32 52 44 46 55 53 42 56 53 350mb GPH (m): 8300 8286 8266 8256 8241 8222 8192 8181 8153 8140 8118 8101 8096 8084 8089 350mb Temp (C): -38.4 -38.5 -38.6 -38.6 -38.6 -39.3 -40.8 -40.2 -40.5 -38.9 -39.2 -39.7 -41.3 -41.7 -44.1 350mb Dewpt(C): -49.6 -47.9 -44.2 -45.3 -48.5 -46.3 -44.9 -43.9 -47.2 -53.9 -51.7 -56.8 -62.4 -60.2 -61.7 350mb RH (%): 31 38 57 51 36 49 66 68 50 21 27 16 10 13 14 350mb Dir: 299 296 288 289 295 297 295 330 322 338 335 343 345 348 7 350mb Speed(kt): 32 23 25 26 26 25 36 56 51 58 77 74 58 72 61 300mb GPH (m): 9341 9328 9307 9296 9281 9260 9224 9214 9189 9182 9158 9142 9131 9116 9111 300mb Temp (C): -46.3 -46.3 -46.7 -47.4 -46.9 -47.1 -47.8 -47.9 -46.2 -45.7 -46.2 -45.7 -46.6 -47.0 -49.3 300mb Dewpt(C): -52.1 -52.0 -52.6 -50.9 -53.6 -53.2 -56.1 -52.9 -62.4 -53.9 -53.9 -62.2 -63.3 -63.9 -65.3 300mb RH (%): 53 54 53 69 48 51 40 58 16 41 43 15 15 14 16 300mb Dir: 292 289 285 287 299 284 313 333 329 340 336 340 343 343 352 300mb Speed(kt): 33 30 30 29 23 26 40 58 67 86 96 92 76 78 62 250mb GPH (m): 10526 10512 10489 10475 10465 10448 10413 10402 10385 10376 10350 10337 10325 10310 10292 250mb Temp (C): -55.0 -54.8 -55.4 -54.7 -54.1 -52.4 -50.9 -50.9 -51.0 -51.6 -52.0 -51.5 -51.8 -52.5 -53.9 250mb Dewpt(C): -60.2 -60.1 -60.2 -60.5 -61.8 -64.7 -69.0 -68.1 -68.9 -63.1 -65.0 -67.4 -68.5 -64.4 -69.2 250mb RH (%): 54 54 57 51 41 24 11 13 12 26 22 15 14 25 16 250mb Dir: 287 288 289 293 317 292 322 327 332 338 335 340 337 338 347 250mb Speed(kt): 39 34 30 30 27 29 44 50 71 80 87 85 85 98 82 200mb GPH (m): 11943 11932 11910 11905 11899 11893 11878 11867 11841 11827 11798 11784 11763 11741 11718 200mb Temp (C): -55.1 -54.5 -52.8 -51.4 -51.1 -50.7 -47.3 -45.9 -47.2 -49.5 -50.0 -50.5 -51.7 -51.6 -54.1 200mb Dewpt(C): -77.2 -76.9 -75.5 -78.0 -77.3 -79.2 -78.9 -82.7 -82.9 -80.2 -80.6 -81.4 -82.7 -85.5 -80.6 200mb RH (%): 6 6 6 4 4 3 2 1 1 2 2 2 2 1 3 200mb Dir: 302 310 313 321 320 318 321 317 323 329 329 331 336 330 338 200mb Speed(kt): 44 38 44 48 49 49 56 47 47 54 58 58 65 61 66 150mb GPH (m): 13795 13791 13764 13766 13758 13757 13747 13753 13731 13712 13680 13659 13631 13605 13574 150mb Temp (C): -53.0 -53.6 -54.2 -54.5 -54.6 -54.3 -54.9 -52.7 -51.9 -51.1 -50.9 -50.9 -51.8 -52.4 -52.8 150mb Dewpt(C): -83.4 -83.7 -88.5 -88.8 -84.4 -88.6 -89.1 -87.5 -86.9 -81.8 -86.2 -86.2 -86.8 -87.3 -87.6 150mb RH (%): 2 2 1 1 2 1 1 1 1 2 1 1 1 1 1 150mb Dir: 324 318 321 323 323 328 327 322 316 323 321 323 324 330 327 150mb Speed(kt): 47 50 54 58 66 62 63 52 49 45 44 46 47 53 51 100mb GPH (m): 16353 16343 16317 16315 16301 16308 16297 16312 16300 16286 16262 16240 16211 16183 16148 100mb Temp (C): -61.2 -61.4 -60.6 -61.9 -61.8 -60.6 -61.1 -60.3 -59.8 -59.4 -60.0 -60.0 -60.2 -60.1 -60.3 100mb Dewpt(C): -89.1 -92.9 -88.7 -89.9 -89.8 -88.9 -89.2 -92.5 -88.2 -88.0 -93.0 -92.7 -88.9 -92.4 -88.7 100mb RH (%): 2 1 2 2 2 2 2 1 2 2 1 1 2 1 2 100mb Dir: 328 331 326 330 325 335 332 336 329 327 328 318 324 318 323 100mb Speed(kt): 49 51 49 55 57 51 48 40 34 38 34 39 38 41 41