Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z SEP 5, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.6 993.0 991.3 991.4 990.6 992.2 991.8 993.0 994.6 997.5 996.2 997.3 997.5 998.5 996.9 Mean SLP (mb): 1017.0 1017.2 1015.2 1015.5 1014.8 1016.5 1015.8 1017.1 1019.0 1022.0 1020.3 1021.6 1022.1 1022.8 1020.5 2m agl Tmp (F): 52.1 60.8 68.1 59.9 56.3 55.7 59.6 58.6 53.9 54.2 64.6 57.7 51.4 61.9 73.7 2m agl Dewpt(F): 50.4 55.4 50.3 49.5 49.3 54.4 53.2 52.8 51.2 52.0 51.6 52.0 50.6 51.7 54.6 2m agl RH (%): 94 82 52 68 77 95 79 81 91 92 62 81 97 69 50 10m agl Dir: 70 326 351 355 70 292 304 260 280 207 287 347 54 334 334 10m agl Spd(kt): 3 2 3 3 2 3 5 3 3 2 4 2 2 2 5 6hr Precip (in): 0.00 0.03 0.03 0.00 0.00 0.05 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.03 0.05 0.05 0.05 0.11 0.17 0.17 0.18 0.18 0.18 0.18 0.18 0.18 0.18 Sfc CAPE (J/kg): 39.1 546.5 413.6 50.1 5.9 80.3 20.7 4.4 5.2 20.7 3.0 0.0 0.0 0.3 1.9 Sfc CINH (J/kg): -21.0 0.0 0.0 -136.6 -148.1 0.0 -7.2 -11.7 -0.1 0.0 0.0 -0.3 -0.1 0.0 -3.7 0-3km Hel(J/kg): 23.1 49.9 75.9 109.6 -22.4 109.4 39.7 112.5 72.1 69.6 44.5 49.5 53.3 8.0 2.9 Precip H20 (in): 0.88 0.84 0.77 0.75 0.87 1.01 0.96 0.92 0.84 0.71 0.87 0.91 0.80 0.69 0.63 Lifted Index(C): -0.1 -1.4 -1.1 -1.4 1.8 3.3 2.1 2.7 5.2 7.4 6.0 6.7 6.7 7.0 1.4 700mb VV(-ub/s): 1.0 3.4 -2.5 -0.6 -5.0 0.1 -1.0 -0.4 -2.2 -0.7 -0.7 -0.8 -1.2 -0.9 -1.4 Thk1000-500mb(m)5477.2 5482.5 5511.2 5515.1 5510.1 5503.0 5520.0 5529.5 5526.3 5531.2 5562.3 5575.1 5587.4 5601.1 5637.6 Thk1000-850mb(m)1349.7 1352.0 1366.6 1365.3 1361.2 1349.0 1354.7 1354.8 1347.8 1343.0 1357.2 1356.1 1355.5 1363.3 1384.9 Thk850-700mb(m):1558.5 1559.7 1565.8 1570.6 1568.6 1559.2 1566.2 1570.6 1571.9 1573.4 1580.3 1585.0 1588.9 1595.4 1604.5 SWEAT Index: 135.7 106.4 107.3 166.3 102.8 93.2 86.0 91.0 69.3 82.4 70.7 54.0 81.2 21.6 17.5 Total Totals Idx 52.2 51.8 51.4 54.4 50.3 46.1 48.1 45.7 44.2 39.9 37.2 35.0 39.5 38.5 39.0 Frz Hgt(ft amsl) 7621 7837 8398 8755 8531 7627 8510 8982 9487 9756 10594 10291 12048 12488 12923 0WetBlbHgt(amsl) 7536 7164 7431 7520 7730 7507 8208 8653 8689 6847 8263 8204 9265 8465 8021 Equil Prs (mb): 993 330 332 485 991 661 673 993 995 889 996 997 998 999 420 Equil Hgt(amsl): 26 27996 27948 19263 26 11457 11052 26 26 3795 26 26 26 26 23345 Hail Size(in): 0.13 0.17 0.04 0.07 0.13 -0.12 -0.08 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.02 Conv Wind Gust: 26.1 32.8 42.7 38.1 37.2 21.6 27.2 23.4 28.4 20.0 33.0 36.4 38.7 44.3 52.1 Showalter Index: 0.8 1.1 1.0 -0.8 1.2 3.7 2.4 3.8 5.0 7.1 8.5 9.5 6.6 7.4 6.8 Cap Strength(C):-999.9 -999.9 0.0 1.3 -999.9 0.0 0.2 -999.9 3.4 2.2 -999.9 -999.9 -999.9 -999.9 3.1 Storm Dir (deg): 191 177 219 206 146 94 41 37 3 345 342 354 360 12 24 Storm Spd (kts): 5 5 6 7 6 8 6 8 10 10 11 11 10 5 5 2m HeatIndex(F): 52 61 68 60 56 56 60 59 54 54 65 58 51 62 74 2m WindChill(F): 52 61 68 60 56 56 60 59 54 54 65 58 51 62 74 1000mb GPH (m): 141 144 129 130 124 138 134 144 158 182 172 181 183 191 177 950mb GPH (m): 572 577 567 565 556 568 566 577 586 610 606 613 612 623 619 950mb Temp (C): 11.3 11.1 15.4 14.7 13.8 10.6 11.5 12.0 9.0 9.0 13.0 11.6 11.1 11.9 18.2 950mb Dewpt(C): 10.3 10.5 8.3 8.9 8.6 9.9 9.9 10.1 8.6 8.8 9.3 10.4 9.3 7.8 11.1 950mb RH (%): 94 96 62 67 70 95 90 88 97 99 78 92 88 75 62 950mb Dir: 129 349 356 2 106 348 313 288 299 293 291 349 352 17 344 950mb Speed(kt): 1 2 3 9 8 7 8 10 8 5 4 7 4 2 6 900mb GPH (m): 1021 1026 1022 1020 1010 1017 1017 1028 1034 1055 1058 1063 1062 1076 1079 900mb Temp (C): 8.3 8.3 11.0 11.6 11.4 8.1 9.3 9.0 8.8 6.6 9.0 9.0 10.5 12.7 15.7 900mb Dewpt(C): 7.2 6.1 7.5 6.9 5.8 7.0 6.9 8.4 5.7 5.9 7.4 6.9 3.8 3.6 3.7 900mb RH (%): 93 86 79 72 68 92 85 96 81 95 89 86 63 53 44 900mb Dir: 179 93 14 43 109 19 336 319 287 298 309 315 334 28 39 900mb Speed(kt): 3 3 3 4 5 12 8 11 9 10 6 6 7 3 5 850mb GPH (m): 1491 1496 1496 1496 1485 1487 1488 1499 1506 1525 1529 1537 1538 1555 1562 850mb Temp (C): 5.2 5.6 7.0 8.5 8.0 5.5 6.2 6.7 6.8 6.7 6.9 9.9 9.7 11.1 13.4 850mb Dewpt(C): 4.5 3.4 3.5 3.5 4.0 4.5 5.2 4.0 1.7 2.5 1.7 -2.6 3.0 -1.7 -2.6 850mb RH (%): 96 86 78 71 76 93 93 82 70 74 69 41 63 40 32 850mb Dir: 169 133 96 126 102 36 335 339 312 300 329 316 331 1 96 850mb Speed(kt): 6 4 3 3 4 13 6 15 13 12 12 12 9 4 6 800mb GPH (m): 1984 1989 1991 1993 1982 1979 1983 1995 2002 2021 2027 2038 2040 2058 2068 800mb Temp (C): 2.2 2.4 3.5 4.8 4.5 1.4 3.0 4.1 5.0 5.0 6.0 6.7 7.9 8.6 10.5 800mb Dewpt(C): 2.0 -0.1 -0.3 2.4 0.9 1.0 2.8 3.0 -1.3 -5.6 -3.5 1.2 -3.7 -1.0 -7.5 800mb RH (%): 98 83 76 84 77 98 99 93 63 46 50 68 43 50 27 800mb Dir: 162 157 176 163 96 60 317 342 337 307 313 316 326 358 80 800mb Speed(kt): 9 7 10 9 7 14 6 11 17 14 13 12 11 5 4 750mb GPH (m): 2502 2508 2512 2516 2504 2497 2504 2517 2525 2545 2553 2565 2568 2589 2602 750mb Temp (C): -1.2 -0.7 0.3 0.8 0.8 -0.7 0.5 0.9 1.5 2.3 3.3 4.2 4.5 5.8 7.7 750mb Dewpt(C): -1.6 -3.5 -3.7 -7.8 -3.2 -1.0 -0.5 0.6 -0.2 -10.4 -3.9 -6.6 -0.7 -7.1 -17.4 750mb RH (%): 97 81 74 52 74 98 93 98 88 39 59 45 68 39 15 750mb Dir: 151 159 186 177 66 75 13 24 338 311 312 319 327 357 31 750mb Speed(kt): 11 11 11 14 6 11 5 12 12 16 14 16 12 5 4 700mb GPH (m): 3050 3056 3062 3066 3054 3046 3055 3070 3078 3099 3109 3122 3127 3150 3166 700mb Temp (C): -3.9 -3.8 -3.1 -2.1 -3.8 -3.0 -2.5 -1.3 -0.7 -0.7 0.7 0.1 2.0 3.5 4.9 700mb Dewpt(C): -4.6 -6.1 -7.1 -15.0 -8.2 -3.5 -3.8 -3.9 -3.5 -21.6 -7.2 -1.6 -7.7 -21.3 -25.3 700mb RH (%): 95 84 74 37 71 97 91 82 81 19 55 89 48 14 9 700mb Dir: 155 162 192 185 48 81 47 47 353 317 310 323 334 356 354 700mb Speed(kt): 11 14 12 15 5 12 7 13 12 15 15 15 12 7 6 650mb GPH (m): 3630 3638 3645 3650 3634 3630 3640 3657 3666 3688 3700 3713 3723 3747 3766 650mb Temp (C): -7.9 -7.1 -6.2 -5.9 -7.3 -6.1 -5.1 -4.5 -4.0 -3.3 -2.6 -2.4 -0.2 0.4 1.2 650mb Dewpt(C): -10.8 -10.3 -16.6 -20.0 -10.0 -6.9 -7.1 -13.1 -9.0 -23.8 -11.9 -8.2 -19.6 -30.6 -27.8 650mb RH (%): 80 78 44 32 81 94 86 51 69 19 49 64 22 8 10 650mb Dir: 168 157 196 185 67 83 53 48 343 321 310 325 333 350 335 650mb Speed(kt): 10 12 12 15 4 12 7 12 14 15 18 14 17 10 7 600mb GPH (m): 4247 4256 4265 4271 4253 4253 4265 4283 4293 4315 4330 4346 4358 4383 4403 600mb Temp (C): -11.8 -11.6 -10.2 -10.0 -10.7 -9.1 -8.4 -7.9 -7.4 -7.1 -6.2 -4.5 -3.7 -3.9 -3.2 600mb Dewpt(C): -19.2 -19.3 -24.9 -22.5 -13.3 -10.3 -12.5 -16.0 -15.6 -16.7 -14.9 -15.1 -25.2 -28.4 -28.2 600mb RH (%): 54 53 29 36 81 91 72 52 52 47 51 44 17 13 13 600mb Dir: 171 144 199 183 120 82 62 34 345 321 313 326 330 339 325 600mb Speed(kt): 8 9 13 13 8 12 8 10 17 16 22 19 23 14 8 550mb GPH (m): 4909 4917 4929 4935 4918 4922 4935 4953 4964 4989 5006 5025 5039 5063 5084 550mb Temp (C): -15.9 -15.9 -15.2 -15.1 -14.1 -12.8 -12.6 -12.2 -12.0 -11.0 -10.0 -8.6 -8.4 -9.0 -8.6 550mb Dewpt(C): -24.7 -26.0 -29.9 -27.3 -16.8 -14.3 -18.6 -25.9 -29.9 -17.7 -16.6 -22.4 -21.7 -20.1 -21.2 550mb RH (%): 47 42 28 35 81 89 61 32 22 58 59 32 34 40 36 550mb Dir: 167 128 193 184 137 85 51 32 343 324 314 325 326 328 324 550mb Speed(kt): 6 5 13 11 18 12 8 12 21 21 25 24 26 15 8 500mb GPH (m): 5619 5627 5640 5646 5634 5641 5654 5674 5684 5714 5734 5756 5770 5792 5814 500mb Temp (C): -21.2 -21.4 -20.5 -21.2 -19.2 -18.0 -18.4 -17.5 -17.9 -15.3 -14.3 -13.8 -13.4 -14.6 -14.1 500mb Dewpt(C): -30.4 -30.8 -33.6 -28.2 -21.5 -19.9 -25.9 -28.7 -30.7 -27.3 -20.8 -21.4 -24.1 -23.0 -22.9 500mb RH (%): 45 43 31 54 82 85 52 38 32 36 58 53 41 49 48 500mb Dir: 168 99 184 177 149 93 32 24 337 330 313 324 321 315 329 500mb Speed(kt): 4 3 12 11 20 12 12 14 22 28 26 30 27 14 6 450mb GPH (m): 6386 6393 6409 6414 6409 6418 6431 6453 6464 6501 6526 6549 6564 6581 6605 450mb Temp (C): -27.6 -27.9 -27.6 -26.9 -24.9 -24.2 -23.9 -23.1 -22.6 -20.6 -18.6 -18.2 -18.8 -20.5 -19.9 450mb Dewpt(C): -36.1 -35.0 -38.8 -31.5 -27.3 -26.6 -35.4 -36.3 -43.0 -34.3 -28.8 -26.9 -29.8 -24.4 -25.2 450mb RH (%): 45 52 35 66 81 81 35 30 15 29 41 47 38 71 63 450mb Dir: 257 114 176 181 150 92 21 12 334 330 315 321 312 294 7 450mb Speed(kt): 1 5 12 16 23 15 19 17 27 33 30 38 26 10 4 400mb GPH (m): 7220 7226 7243 7253 7255 7266 7280 7304 7319 7361 7393 7418 7428 7443 7467 400mb Temp (C): -34.9 -35.3 -35.0 -32.6 -31.5 -31.0 -30.2 -29.5 -27.6 -26.0 -24.4 -24.2 -25.5 -26.4 -26.2 400mb Dewpt(C): -43.2 -42.1 -43.9 -36.1 -34.2 -34.0 -38.1 -42.2 -45.8 -36.3 -32.4 -31.1 -32.2 -29.7 -33.0 400mb RH (%): 44 51 41 72 77 75 47 29 17 39 48 54 54 74 54 400mb Dir: 247 113 156 185 157 86 19 358 340 332 317 312 297 274 46 400mb Speed(kt): 5 6 13 34 28 20 29 26 40 43 37 40 25 11 5 350mb GPH (m): 8133 8138 8157 8179 8181 8195 8216 8243 8266 8315 8352 8376 8383 8391 8417 350mb Temp (C): -43.5 -43.4 -42.9 -39.8 -40.4 -39.3 -36.9 -35.0 -33.6 -32.5 -31.3 -31.4 -32.1 -34.3 -33.2 350mb Dewpt(C): -49.0 -48.4 -51.2 -43.9 -44.1 -43.4 -46.2 -51.6 -48.1 -42.7 -38.0 -38.6 -37.4 -39.0 -50.3 350mb RH (%): 56 59 41 66 68 66 39 18 23 37 53 50 61 64 18 350mb Dir: 236 133 151 191 166 85 16 349 342 335 319 299 283 257 39 350mb Speed(kt): 7 8 15 48 36 24 37 42 49 53 47 41 27 13 4 300mb GPH (m): 9169 9174 9200 9221 9216 9235 9272 9309 9334 9383 9424 9448 9451 9451 9481 300mb Temp (C): -42.2 -42.0 -41.7 -43.6 -45.0 -43.4 -40.3 -39.0 -39.9 -40.6 -39.9 -39.8 -40.9 -42.6 -41.3 300mb Dewpt(C): -64.9 -62.8 -65.3 -59.6 -54.8 -55.9 -58.9 -57.3 -53.7 -47.9 -48.7 -51.7 -44.9 -49.1 -54.8 300mb RH (%): 8 10 7 17 34 26 13 14 23 47 40 29 67 51 23 300mb Dir: 335 153 210 201 186 62 6 347 344 331 318 292 267 254 14 300mb Speed(kt): 4 5 17 35 29 17 58 58 55 55 54 44 36 18 3 250mb GPH (m): 10406 10413 10433 10446 10439 10463 10505 10540 10556 10598 10644 10668 10662 10660 10698 250mb Temp (C): -40.6 -40.6 -41.7 -42.6 -42.8 -42.8 -44.0 -45.2 -47.6 -49.5 -49.8 -49.3 -51.5 -49.6 -48.4 250mb Dewpt(C): -68.8 -68.9 -69.7 -68.9 -68.9 -69.3 -67.5 -63.0 -61.4 -60.3 -56.6 -56.9 -54.8 -63.4 -64.1 250mb RH (%): 4 4 4 5 5 5 7 13 21 30 46 43 69 20 16 250mb Dir: 5 192 243 222 45 18 4 338 329 326 319 289 259 258 6 250mb Speed(kt): 3 4 12 10 1 20 54 44 42 48 55 46 44 22 7 200mb GPH (m): 11919 11924 11941 11951 11940 11962 11994 12024 12023 12042 12074 12098 12088 12104 12147 200mb Temp (C): -42.8 -43.2 -43.2 -43.5 -44.1 -44.4 -46.2 -46.2 -47.6 -51.4 -55.4 -56.6 -55.3 -53.0 -53.0 200mb Dewpt(C): -80.5 -80.8 -80.8 -81.0 -81.4 -81.0 -78.2 -75.2 -74.8 -71.6 -66.2 -65.3 -68.8 -75.0 -72.2 200mb RH (%): 1 1 1 1 1 1 2 3 4 9 27 35 19 7 9 200mb Dir: 186 177 263 317 332 1 349 314 294 309 310 291 269 272 331 200mb Speed(kt): 5 4 6 4 4 15 29 29 25 31 35 38 30 21 8 150mb GPH (m): 13842 13846 13862 13868 13855 13870 13889 13913 13913 13920 13930 13939 13937 13961 14000 150mb Temp (C): -46.6 -46.6 -47.0 -47.0 -47.4 -48.5 -49.4 -50.8 -50.4 -50.8 -51.0 -51.8 -52.6 -52.3 -53.5 150mb Dewpt(C): -83.2 -83.4 -83.4 -83.4 -83.8 -84.5 -85.2 -85.4 -86.2 -81.3 -86.3 -86.8 -86.6 -82.7 -83.8 150mb RH (%): 1 1 1 1 1 1 1 1 1 2 1 1 1 2 2 150mb Dir: 214 197 226 258 308 312 320 309 282 262 281 287 284 279 294 150mb Speed(kt): 8 11 10 6 6 9 19 30 21 18 22 24 23 14 16 100mb GPH (m): 16497 16502 16514 16523 16504 16510 16523 16532 16519 16528 16538 16542 16536 16561 16589 100mb Temp (C): -51.8 -51.0 -51.8 -51.7 -51.6 -52.8 -52.6 -53.5 -54.9 -55.1 -55.2 -54.6 -55.7 -56.0 -56.7 100mb Dewpt(C): -86.9 -81.7 -86.9 -86.8 -86.7 -87.5 -87.4 -88.1 -89.0 -89.2 -89.2 -88.8 -89.6 -89.9 -90.3 100mb RH (%): 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 100mb Dir: 184 159 206 211 222 225 273 270 272 257 259 269 289 290 297 100mb Speed(kt): 10 9 10 11 6 5 14 14 18 9 13 11 12 10 12