Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z DEC 1, 2025 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 1000.2 1000.4 999.6 1000.8 999.0 999.1 997.6 998.9 1000.2 1002.4 1002.8 1003.4 1002.1 1003.0 1002.5 Mean SLP (mb): 1025.2 1025.7 1025.0 1026.1 1024.0 1024.2 1022.7 1024.0 1025.3 1027.7 1028.2 1028.9 1027.2 1028.4 1027.9 2m agl Tmp (F): 45.7 38.0 36.5 40.4 43.8 41.7 41.2 42.4 43.5 41.7 37.2 38.3 43.2 39.9 40.2 2m agl Dewpt(F): 31.6 29.4 28.6 31.7 34.1 34.6 38.8 41.7 41.5 40.4 36.0 36.9 38.3 39.0 38.4 2m agl RH (%): 57 71 72 71 68 75 91 97 93 95 95 95 82 96 93 10m agl Dir: 79 74 73 50 232 112 181 237 275 265 50 40 299 190 159 10m agl Spd(kt): 6 8 6 3 1 2 4 4 3 2 2 1 2 1 3 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.03 0.02 0.01 0.00 0.00 0.00 0.00 0.01 0.01 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.03 0.05 0.06 0.07 0.07 0.07 0.07 0.08 0.09 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 3.2 16.5 35.4 22.0 1.9 0.1 0.2 0.5 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -3.7 0.0 0.0 -0.4 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 126.9 141.9 115.6 78.2 64.9 153.5 273.5 209.0 65.0 69.1 94.3 82.9 99.4 193.6 264.2 Precip H20 (in): 0.55 0.59 0.68 0.78 0.70 0.63 0.55 0.41 0.39 0.38 0.46 0.58 0.65 0.95 0.80 Lifted Index(C): 18.4 18.6 16.5 14.4 6.0 3.3 5.3 11.4 14.4 16.1 15.7 16.4 17.2 13.3 10.9 700mb VV(-ub/s): -1.2 -2.2 -1.1 -1.5 -0.6 -1.0 0.7 1.6 -5.4 -3.2 0.8 -0.1 0.4 -0.1 -0.4 Thk1000-500mb(m)5507.5 5527.9 5539.3 5520.7 5507.0 5472.6 5427.2 5411.4 5419.2 5440.9 5459.0 5473.3 5497.1 5508.5 5515.0 Thk1000-850mb(m)1320.0 1321.5 1326.4 1325.8 1326.5 1325.0 1322.8 1310.5 1308.2 1308.7 1313.2 1316.0 1319.2 1315.1 1315.7 Thk850-700mb(m):1551.6 1563.7 1570.2 1570.7 1569.7 1557.8 1542.7 1537.8 1538.3 1547.7 1551.8 1554.0 1559.2 1562.0 1566.3 SWEAT Index: 56.9 50.8 46.3 65.8 115.3 138.9 124.0 109.4 102.0 67.7 48.9 58.9 63.8 74.7 120.9 Total Totals Idx 21.2 17.3 22.8 26.3 41.2 47.0 45.8 36.0 30.0 25.4 24.6 22.1 19.7 29.1 32.7 Frz Hgt(ft amsl) 6994 10933 9928 10497 9442 7664 5568 3686 3470 6492 7602 8423 8113 8280 10667 0WetBlbHgt(amsl) 4266 3193 3407 4197 8787 7578 5351 3565 3310 2886 3166 3198 3229 8185 8418 Equil Prs (mb): 1000 1000 1000 1001 999 999 998 834 843 1002 1003 1003 1002 1003 1003 Equil Hgt(amsl): 26 26 26 26 26 26 26 5416 5166 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: 59.3 63.4 62.1 58.0 47.8 38.8 31.6 25.0 23.3 25.3 48.5 48.3 55.3 51.6 51.3 Showalter Index: 18.7 19.5 16.8 15.2 7.0 3.9 5.9 12.5 15.6 16.6 16.3 17.4 18.1 14.0 11.7 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 7.1 3.0 4.2 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 38 34 14 342 349 327 331 1 20 27 14 10 2 344 346 Storm Spd (kts): 15 15 13 14 18 21 27 27 24 17 13 13 14 18 22 2m HeatIndex(F): 46 38 36 40 44 42 41 42 44 42 37 38 43 40 40 2m WindChill(F): 46 32 31 40 44 42 41 42 44 42 37 38 43 40 40 1000mb GPH (m): 205 206 200 210 195 196 184 194 205 223 225 231 220 228 224 950mb GPH (m): 625 623 617 628 614 615 602 613 623 640 641 647 638 644 640 950mb Temp (C): 5.3 4.7 6.4 6.5 5.3 5.4 4.9 3.3 2.7 1.7 1.5 2.8 3.4 2.8 3.1 950mb Dewpt(C): 0.1 -3.5 -6.1 -5.4 0.0 1.8 4.5 3.0 2.6 0.7 0.2 -0.4 -0.4 0.7 2.8 950mb RH (%): 69 55 40 42 68 77 97 98 99 93 91 79 76 86 98 950mb Dir: 82 88 85 2 308 263 237 298 311 118 60 17 346 290 213 950mb Speed(kt): 13 17 13 4 4 5 14 12 7 0 4 3 3 4 7 900mb GPH (m): 1064 1063 1060 1070 1056 1056 1044 1049 1058 1073 1077 1084 1076 1081 1078 900mb Temp (C): 2.6 4.8 5.8 5.2 5.1 4.1 4.4 0.5 0.0 0.1 2.6 3.3 3.4 2.2 2.1 900mb Dewpt(C): -0.1 -8.2 -9.2 -5.4 2.2 2.5 4.1 0.0 -0.7 -2.4 -4.5 -6.0 -6.1 -2.3 1.6 900mb RH (%): 82 38 33 46 81 89 98 96 95 83 59 50 50 72 96 900mb Dir: 100 87 53 330 332 294 293 328 2 45 13 333 311 287 276 900mb Speed(kt): 7 8 4 10 16 14 24 16 7 2 2 2 2 7 13 850mb GPH (m): 1525 1528 1526 1535 1521 1521 1506 1505 1513 1532 1539 1547 1540 1543 1540 850mb Temp (C): 1.7 3.7 4.9 4.3 4.2 3.8 0.9 -2.8 -2.4 1.2 2.2 2.5 3.9 2.7 2.6 850mb Dewpt(C): -5.9 -11.4 -9.0 -9.1 2.3 3.6 0.6 -3.3 -4.4 -8.8 -10.9 -12.1 -12.2 -1.0 2.4 850mb RH (%): 57 32 36 37 87 99 98 96 86 47 37 33 30 76 99 850mb Dir: 78 52 12 319 330 301 287 321 6 68 1 303 304 288 308 850mb Speed(kt): 4 6 7 15 22 20 26 17 13 4 2 4 7 13 23 800mb GPH (m): 2013 2018 2019 2027 2015 2013 1991 1983 1995 2018 2027 2035 2031 2034 2030 800mb Temp (C): 0.3 2.4 3.5 2.8 3.7 1.9 -1.4 -3.9 -2.0 -0.1 1.0 1.1 2.8 2.6 1.9 800mb Dewpt(C): -7.7 -10.3 -15.4 -1.3 1.9 1.7 -3.0 -10.0 -14.2 -14.2 -18.2 -17.0 -6.2 2.4 1.7 800mb RH (%): 55 39 24 74 87 99 89 63 39 34 22 25 51 98 99 800mb Dir: 12 30 346 313 329 306 285 328 12 23 350 322 324 293 314 800mb Speed(kt): 5 9 11 16 25 25 26 22 20 9 9 8 16 19 32 750mb GPH (m): 2528 2538 2541 2550 2538 2530 2504 2495 2507 2533 2543 2552 2549 2554 2551 750mb Temp (C): -0.8 1.4 2.5 2.3 1.8 -1.1 -2.0 -1.5 -2.5 -1.2 -0.8 0.1 -0.5 -0.2 1.9 750mb Dewpt(C): -15.6 -21.0 -2.9 2.0 0.1 -1.5 -11.5 -24.6 -21.7 -22.1 -20.8 -15.6 -10.2 -0.5 -1.6 750mb RH (%): 32 17 67 98 88 97 48 16 22 19 21 30 48 98 78 750mb Dir: 8 0 342 330 327 296 305 328 4 5 340 340 320 291 318 750mb Speed(kt): 9 14 17 24 26 25 36 34 27 20 14 14 16 23 36 700mb GPH (m): 3077 3091 3097 3106 3091 3078 3049 3043 3052 3080 3090 3101 3099 3105 3106 700mb Temp (C): -1.6 0.5 -0.4 0.5 -1.2 -3.3 -4.6 -2.9 -4.3 -3.9 -3.3 -3.5 -2.2 -1.3 0.7 700mb Dewpt(C): -30.1 -9.1 -2.2 -1.0 -5.0 -7.9 -19.7 -28.9 -27.3 -24.1 -24.0 -8.4 -3.7 -1.7 -18.4 700mb RH (%): 10 48 87 90 75 70 30 12 15 19 19 69 89 97 22 700mb Dir: 0 2 338 323 325 296 307 333 358 3 341 336 332 309 320 700mb Speed(kt): 16 21 20 23 22 33 43 44 39 26 20 18 19 28 41 650mb GPH (m): 3665 3685 3690 3696 3681 3664 3629 3624 3632 3660 3672 3683 3686 3694 3697 650mb Temp (C): -2.8 -0.7 -0.6 -2.7 -3.2 -4.7 -7.8 -7.7 -7.4 -7.5 -6.3 -6.4 -4.3 -2.8 -2.3 650mb Dewpt(C): -21.7 -6.4 -5.5 -5.1 -11.2 -34.5 -25.2 -30.5 -31.0 -29.9 -26.1 -8.0 -8.1 -3.3 -8.7 650mb RH (%): 22 65 69 84 54 8 24 15 14 15 20 89 75 96 61 650mb Dir: 3 359 339 314 322 295 307 336 351 357 343 332 335 320 323 650mb Speed(kt): 28 28 24 23 27 39 49 48 48 32 26 22 24 37 41 600mb GPH (m): 4297 4320 4326 4328 4308 4287 4245 4240 4249 4278 4294 4307 4314 4327 4329 600mb Temp (C): -4.4 -4.3 -3.7 -5.9 -6.8 -9.5 -12.1 -12.2 -11.4 -10.6 -9.4 -7.5 -6.5 -5.4 -5.1 600mb Dewpt(C): -12.5 -7.4 -8.8 -9.7 -27.3 -36.0 -30.9 -35.6 -36.2 -35.9 -21.6 -10.3 -11.9 -6.2 -12.3 600mb RH (%): 53 79 68 75 18 10 20 13 11 11 37 81 65 94 57 600mb Dir: 359 347 337 298 313 301 306 337 347 356 343 343 335 326 321 600mb Speed(kt): 43 34 26 27 36 46 53 55 52 41 31 30 33 44 44 550mb GPH (m): 4979 5001 5007 5004 4981 4953 4904 4898 4910 4943 4962 4980 4988 5005 5008 550mb Temp (C): -7.6 -8.4 -8.4 -10.5 -11.7 -13.7 -16.9 -17.0 -15.4 -13.2 -12.3 -11.1 -9.9 -9.0 -8.6 550mb Dewpt(C): -14.8 -11.1 -12.2 -12.6 -29.3 -37.9 -35.8 -43.7 -40.7 -36.7 -14.7 -15.6 -17.4 -10.2 -15.4 550mb RH (%): 56 81 74 85 22 12 19 8 10 12 83 70 55 91 58 550mb Dir: 356 341 329 296 312 299 307 335 345 352 341 342 335 324 323 550mb Speed(kt): 48 38 30 32 44 52 58 63 60 52 37 39 37 46 47 500mb GPH (m): 5713 5734 5739 5730 5702 5668 5611 5606 5624 5664 5684 5704 5717 5737 5739 500mb Temp (C): -12.7 -12.5 -13.5 -15.5 -17.4 -19.8 -22.1 -21.1 -18.4 -16.5 -16.7 -15.9 -14.0 -13.7 -13.8 500mb Dewpt(C): -19.5 -18.3 -16.9 -17.4 -34.8 -35.0 -42.0 -44.2 -42.0 -36.0 -18.2 -20.4 -16.1 -15.2 -22.5 500mb RH (%): 57 62 75 86 21 25 16 11 11 17 88 69 85 88 48 500mb Dir: 357 342 320 296 307 294 309 334 344 351 339 343 336 327 320 500mb Speed(kt): 49 39 33 36 44 55 65 75 77 60 44 51 50 49 45 450mb GPH (m): 6507 6530 6531 6516 6482 6440 6375 6377 6404 6448 6468 6490 6509 6529 6532 450mb Temp (C): -18.4 -18.0 -19.7 -21.4 -23.3 -26.2 -28.3 -24.4 -22.1 -22.0 -22.2 -21.1 -19.3 -19.1 -18.3 450mb Dewpt(C): -25.4 -26.3 -22.9 -22.4 -53.3 -39.8 -47.4 -49.4 -42.9 -36.0 -24.3 -23.9 -23.6 -21.2 -22.9 450mb RH (%): 55 49 75 92 5 28 15 9 14 28 84 78 70 83 68 450mb Dir: 356 341 314 292 310 291 311 333 343 349 340 341 336 324 321 450mb Speed(kt): 50 41 30 41 47 62 70 93 89 60 50 61 56 47 54 400mb GPH (m): 7375 7398 7393 7372 7330 7278 7208 7227 7259 7304 7322 7349 7374 7394 7401 400mb Temp (C): -24.9 -24.8 -26.0 -28.5 -30.5 -33.6 -33.9 -29.3 -28.2 -27.6 -28.6 -26.9 -25.1 -25.4 -24.9 400mb Dewpt(C): -30.5 -31.1 -29.3 -28.9 -44.9 -41.2 -52.5 -49.0 -43.5 -33.2 -32.3 -30.0 -29.6 -27.9 -30.4 400mb RH (%): 60 56 74 96 25 48 15 14 23 60 71 76 66 80 61 400mb Dir: 360 338 307 287 294 288 319 336 343 348 340 339 337 317 321 400mb Speed(kt): 58 46 35 42 51 65 80 107 90 67 56 73 68 53 59 350mb GPH (m): 8330 8354 8346 8316 8263 8198 8132 8165 8203 8249 8264 8300 8329 8348 8353 350mb Temp (C): -32.1 -31.4 -32.1 -33.9 -37.8 -41.8 -38.7 -36.3 -34.5 -34.2 -35.2 -33.6 -32.6 -32.6 -33.7 350mb Dewpt(C): -39.1 -37.2 -36.7 -47.0 -44.4 -48.1 -59.9 -44.9 -48.8 -37.8 -41.6 -36.9 -37.0 -37.5 -39.2 350mb RH (%): 51 57 64 27 52 52 10 42 24 70 53 73 65 63 58 350mb Dir: 356 334 305 287 284 288 329 341 345 343 341 340 340 332 333 350mb Speed(kt): 63 48 40 44 56 66 100 114 102 82 70 86 75 48 59 300mb GPH (m): 9401 9428 9417 9378 9309 9225 9178 9215 9261 9309 9320 9359 9392 9415 9418 300mb Temp (C): -39.9 -39.1 -39.8 -42.2 -45.3 -49.3 -44.9 -44.4 -43.4 -42.8 -42.8 -43.0 -42.6 -41.4 -41.3 300mb Dewpt(C): -46.4 -45.3 -44.2 -47.5 -48.9 -58.9 -58.7 -50.9 -52.8 -46.7 -47.8 -46.5 -47.6 -45.1 -44.8 300mb RH (%): 52 53 64 57 68 34 22 50 37 67 59 69 59 68 70 300mb Dir: 347 339 304 288 277 285 334 340 348 342 342 345 340 333 321 300mb Speed(kt): 64 47 44 62 64 71 123 115 114 93 109 98 85 79 78 250mb GPH (m): 10619 10652 10637 10584 10497 10402 10372 10412 10462 10511 10523 10559 10593 10624 10628 250mb Temp (C): -49.7 -49.0 -48.9 -52.2 -55.0 -54.9 -52.4 -53.2 -52.8 -53.1 -52.5 -53.5 -53.3 -51.6 -51.1 250mb Dewpt(C): -55.8 -55.9 -54.4 -58.4 -60.5 -69.2 -66.8 -59.9 -58.1 -58.0 -57.6 -57.5 -56.7 -55.4 -54.9 250mb RH (%): 50 46 54 49 53 18 18 46 55 57 56 63 68 65 66 250mb Dir: 350 341 300 290 281 294 334 343 348 342 347 345 342 331 325 250mb Speed(kt): 67 52 49 81 83 64 114 128 137 115 110 111 90 97 96 200mb GPH (m): 12041 12078 12063 11995 11903 11822 11802 11820 11869 11923 11949 11981 12018 12052 12057 200mb Temp (C): -61.5 -60.2 -60.4 -60.6 -59.1 -55.8 -55.5 -60.6 -59.2 -59.4 -55.1 -55.0 -55.7 -52.9 -54.9 200mb Dewpt(C): -67.2 -69.0 -63.8 -70.9 -74.0 -77.6 -78.5 -70.9 -71.9 -68.3 -74.4 -74.1 -71.8 -74.3 -70.8 200mb RH (%): 49 33 66 27 15 6 5 27 20 33 9 9 14 7 14 200mb Dir: 357 336 297 277 278 289 332 345 349 351 349 344 339 340 328 200mb Speed(kt): 75 55 53 83 71 66 73 106 104 90 84 77 74 77 86 150mb GPH (m): 13775 13819 13810 13766 13702 13652 13623 13624 13664 13721 13762 13810 13845 13887 13904 150mb Temp (C): -69.0 -70.2 -68.9 -64.5 -59.6 -55.3 -57.2 -56.6 -59.8 -61.9 -59.5 -58.6 -58.0 -57.7 -56.2 150mb Dewpt(C): -75.3 -73.5 -78.3 -79.1 -83.7 -84.8 -86.2 -85.6 -83.7 -82.7 -83.5 -84.8 -84.3 -86.7 -90.0 150mb RH (%): 43 64 28 14 4 2 2 2 4 6 4 3 3 2 1 150mb Dir: 358 349 307 280 283 309 321 336 348 352 355 348 352 339 335 150mb Speed(kt): 65 50 34 47 54 42 48 68 72 84 78 64 62 57 64 100mb GPH (m): 16247 16270 16263 16262 16233 16220 16189 16203 16216 16234 16273 16326 16359 16407 16432 100mb Temp (C): -61.4 -63.4 -63.9 -62.1 -59.3 -58.8 -56.4 -55.6 -58.0 -59.9 -60.2 -62.0 -65.0 -64.8 -62.5 100mb Dewpt(C): -86.8 -85.2 -86.8 -85.6 -92.1 -87.5 -90.1 -85.2 -86.9 -88.3 -88.4 -89.3 -89.5 -89.5 -89.9 100mb RH (%): 3 5 4 4 1 2 1 2 2 2 2 2 3 3 2 100mb Dir: 360 354 335 307 315 311 326 3 342 355 356 5 2 3 352 100mb Speed(kt): 27 24 25 19 29 28 44 30 44 50 48 51 51 43 38