Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 17, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.9 992.5 990.4 991.5 991.0 993.5 996.5 998.4 997.4 996.7 996.3 996.5 993.4 993.3 992.8 Mean SLP (mb): 1015.3 1016.2 1014.4 1015.1 1014.3 1017.4 1020.9 1023.0 1021.6 1021.2 1021.2 1021.1 1017.3 1017.6 1017.5 2m agl Tmp (F): 79.2 66.9 60.8 74.6 80.6 65.9 55.3 54.0 61.3 54.0 43.7 52.0 67.3 55.9 46.7 2m agl Dewpt(F): 54.2 52.2 47.1 54.4 55.2 54.9 52.9 52.5 52.3 51.5 42.6 50.0 51.6 51.6 45.8 2m agl RH (%): 41 58 60 48 40 67 91 94 72 91 96 93 56 85 97 10m agl Dir: 11 43 56 95 297 276 193 189 273 51 71 323 309 28 64 10m agl Spd(kt): 3 4 4 2 6 3 4 2 2 1 3 1 4 1 2 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 0.00 0.01 0.01 0.01 0.01 0.01 Sfc CAPE (J/kg): 136.8 5.6 0.0 11.4 92.1 0.0 3.5 14.0 0.3 0.5 0.1 4.5 0.0 0.0 0.0 Sfc CINH (J/kg):-110.7 -47.2 0.0 -31.8 -12.1 -4.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 85.6 64.5 37.2 40.7 35.9 61.6 72.6 56.4 17.7 12.7 21.0 2.3 4.8 18.5 29.0 Precip H20 (in): 0.89 0.77 0.78 0.78 0.80 0.76 0.64 0.59 0.50 0.45 0.45 0.45 0.42 0.41 0.39 Lifted Index(C): -1.3 2.2 1.3 2.1 -0.4 2.8 7.5 9.3 10.5 11.5 13.1 12.7 7.9 9.5 10.2 700mb VV(-ub/s): -2.5 0.2 3.1 3.1 -0.8 2.6 0.0 -0.9 -1.7 -0.2 -0.1 -0.6 -0.8 -0.4 0.1 Thk1000-500mb(m)5630.1 5635.4 5651.4 5652.2 5661.8 5643.6 5616.0 5610.2 5633.2 5644.5 5641.0 5641.6 5668.9 5666.3 5659.1 Thk1000-850mb(m)1395.4 1391.9 1390.7 1393.4 1402.1 1386.0 1361.3 1352.9 1363.3 1362.5 1358.7 1358.2 1378.3 1376.6 1372.2 Thk850-700mb(m):1602.4 1613.9 1619.2 1613.1 1613.5 1609.9 1605.3 1602.5 1607.1 1611.4 1611.8 1613.0 1617.0 1619.4 1619.7 SWEAT Index: 119.8 103.7 142.7 68.7 72.5 74.3 61.1 38.3 24.3 20.0 17.3 10.9 11.6 11.9 20.6 Total Totals Idx 49.3 46.2 49.2 45.3 45.2 40.9 37.1 34.1 24.8 22.1 23.4 24.3 23.3 22.8 21.0 Frz Hgt(ft amsl) 11965 12178 12445 12663 12576 12462 12417 12812 13231 13840 13952 13954 14038 13831 13645 0WetBlbHgt(amsl) 9927 9838 9835 9567 9591 8827 8228 7416 7641 8103 8122 8140 8360 8433 8686 Equil Prs (mb): 371 992 990 358 290 994 996 998 997 997 996 996 993 993 993 Equil Hgt(amsl): 26051 26 26 26950 31788 26 26 26 26 26 26 26 26 26 26 Hail Size(in): 0.27 0.00 0.00 0.02 0.34 0.27 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 56.8 54.6 54.6 54.3 56.9 47.9 47.1 11.7 48.1 51.0 52.4 51.0 50.8 51.8 52.3 Showalter Index: 0.7 2.4 0.3 2.8 2.8 5.2 7.7 9.6 14.1 14.7 14.0 13.4 13.1 12.8 12.8 Cap Strength(C): 1.9 -999.9 -999.9 4.3 0.0 -999.9 -999.9 4.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 120 133 124 87 36 13 355 22 12 21 7 358 315 253 258 Storm Spd (kts): 12 15 12 8 8 8 9 7 5 4 4 2 3 2 4 2m HeatIndex(F): 79 67 61 75 80 66 55 54 61 54 44 52 67 56 47 2m WindChill(F): 79 67 61 75 81 66 55 54 61 54 44 52 67 56 47 1000mb GPH (m): 133 139 121 130 125 148 174 191 181 176 172 174 148 147 144 950mb GPH (m): 580 582 563 574 574 588 603 617 613 607 599 600 585 580 572 950mb Temp (C): 21.4 20.0 20.6 20.5 22.7 18.7 11.4 8.1 11.5 12.1 10.6 10.4 15.3 15.0 13.6 950mb Dewpt(C): 10.1 7.9 7.6 8.0 11.3 11.7 9.2 7.9 9.7 7.1 7.1 6.7 7.0 7.3 8.1 950mb RH (%): 47 44 42 44 47 63 86 99 88 71 78 77 57 59 69 950mb Dir: 36 80 51 100 298 329 205 190 272 319 291 9 315 343 346 950mb Speed(kt): 5 13 9 6 8 8 11 7 1 2 1 1 5 2 1 900mb GPH (m): 1045 1045 1027 1038 1041 1051 1056 1067 1066 1060 1052 1052 1043 1039 1031 900mb Temp (C): 17.0 17.4 17.5 17.6 18.1 16.5 12.7 11.2 12.4 12.9 13.3 13.5 15.6 16.9 17.0 900mb Dewpt(C): 8.9 5.1 6.4 5.9 9.3 6.8 6.0 5.3 1.2 -1.8 -4.2 -5.6 -4.1 -9.0 -10.8 900mb RH (%): 58 43 47 45 55 52 63 66 46 36 29 26 25 16 14 900mb Dir: 44 82 65 94 301 319 267 223 234 230 249 265 331 169 189 900mb Speed(kt): 7 23 16 12 7 9 7 5 6 2 3 1 1 1 1 850mb GPH (m): 1528 1530 1512 1523 1527 1534 1535 1544 1545 1539 1531 1532 1526 1524 1516 850mb Temp (C): 12.6 15.0 14.8 14.6 15.1 13.6 11.5 10.5 11.9 12.8 13.0 13.4 15.0 15.9 16.1 850mb Dewpt(C): 5.2 2.2 5.9 3.0 3.2 2.7 0.9 -0.4 -8.0 -11.6 -11.7 -12.3 -13.9 -15.3 -18.3 850mb RH (%): 60 41 54 45 44 47 47 46 24 17 16 15 12 10 8 850mb Dir: 71 76 64 79 265 307 280 269 252 287 300 284 225 183 189 850mb Speed(kt): 13 21 18 11 5 10 11 6 3 3 3 2 1 3 5 800mb GPH (m): 2033 2040 2023 2032 2037 2042 2040 2047 2050 2046 2039 2040 2036 2035 2027 800mb Temp (C): 8.6 11.9 13.3 11.6 12.0 10.8 10.5 10.1 11.1 12.0 12.2 12.3 13.0 13.6 13.5 800mb Dewpt(C): 1.4 -0.5 0.2 -0.9 -1.4 -1.4 -10.7 -14.7 -16.3 -18.8 -21.2 -15.5 -16.0 -16.8 -19.1 800mb RH (%): 60 42 40 41 39 42 21 16 13 10 8 13 12 10 9 800mb Dir: 76 90 72 50 293 306 290 305 303 324 317 314 236 194 195 800mb Speed(kt): 20 19 17 11 4 11 10 7 3 4 3 1 2 3 7 750mb GPH (m): 2566 2577 2563 2569 2573 2578 2575 2581 2586 2582 2576 2577 2574 2573 2566 750mb Temp (C): 8.0 9.4 10.3 9.5 9.0 9.0 8.8 8.3 9.1 9.6 9.5 9.7 10.2 10.4 10.5 750mb Dewpt(C): -3.6 -4.2 -6.0 -8.1 -6.8 -11.7 -15.3 -20.4 -23.9 -19.2 -18.3 -19.0 -19.7 -19.9 -17.8 750mb RH (%): 43 38 31 28 32 22 16 11 8 11 12 11 10 10 12 750mb Dir: 91 104 74 43 340 331 303 322 338 346 335 340 245 205 202 750mb Speed(kt): 17 20 17 14 8 16 9 5 3 4 3 1 2 3 6 700mb GPH (m): 3131 3144 3131 3136 3140 3144 3141 3146 3152 3150 3143 3145 3143 3143 3135 700mb Temp (C): 4.2 4.8 5.6 5.4 5.6 5.1 5.0 5.0 5.4 6.1 6.3 6.5 7.1 7.4 7.7 700mb Dewpt(C): -5.9 -7.9 -9.0 -9.2 -10.4 -14.8 -17.2 -17.4 -18.5 -20.3 -22.1 -20.5 -21.6 -21.7 -20.9 700mb RH (%): 47 39 34 34 30 22 18 18 16 13 11 12 11 11 11 700mb Dir: 104 112 67 57 6 342 316 338 355 354 337 352 278 232 226 700mb Speed(kt): 18 15 16 15 11 15 9 5 4 5 5 2 2 2 5 650mb GPH (m): 3728 3743 3731 3737 3740 3743 3739 3745 3752 3752 3745 3748 3748 3748 3741 650mb Temp (C): -0.7 -0.3 0.6 0.9 0.7 0.4 0.3 1.0 1.7 2.7 2.7 3.3 3.8 3.7 3.5 650mb Dewpt(C): -10.1 -12.9 -10.1 -12.8 -12.4 -14.3 -20.3 -20.0 -20.8 -23.5 -22.6 -21.5 -20.2 -19.3 -18.7 650mb RH (%): 49 38 45 35 37 32 20 19 17 13 14 14 15 17 18 650mb Dir: 111 125 81 55 23 355 329 1 1 359 342 350 309 279 243 650mb Speed(kt): 19 15 13 15 12 11 9 8 8 7 8 5 5 3 5 600mb GPH (m): 4362 4375 4366 4373 4376 4379 4374 4382 4391 4394 4387 4391 4391 4391 4382 600mb Temp (C): -5.3 -5.6 -5.1 -3.9 -4.3 -4.3 -3.7 -3.0 -2.1 -1.0 -0.7 -0.9 -0.8 -1.4 -1.8 600mb Dewpt(C): -16.2 -14.1 -18.5 -15.4 -16.9 -15.3 -27.3 -25.0 -27.1 -29.4 -24.5 -21.7 -21.9 -21.5 -22.2 600mb RH (%): 42 51 34 41 37 42 14 17 13 10 15 19 19 20 20 600mb Dir: 115 129 133 31 35 18 344 9 357 5 346 350 287 244 246 600mb Speed(kt): 20 24 16 11 15 7 16 15 13 10 12 6 4 4 6 550mb GPH (m): 5038 5050 5044 5053 5056 5058 5056 5066 5076 5081 5075 5079 5079 5077 5066 550mb Temp (C): -10.5 -11.4 -9.3 -9.2 -8.3 -8.2 -7.5 -6.9 -6.0 -5.6 -5.7 -6.0 -5.8 -6.3 -6.7 550mb Dewpt(C): -21.1 -18.0 -24.2 -15.9 -28.3 -24.5 -25.7 -29.7 -31.3 -30.4 -24.1 -25.4 -25.5 -27.1 -32.1 550mb RH (%): 42 59 29 58 19 26 22 15 12 12 22 20 20 18 12 550mb Dir: 106 120 144 42 31 14 2 11 352 1 344 330 272 215 253 550mb Speed(kt): 23 33 27 8 21 12 24 22 16 14 12 7 5 6 8 500mb GPH (m): 5763 5774 5773 5782 5787 5792 5790 5801 5815 5821 5814 5816 5816 5813 5803 500mb Temp (C): -15.7 -14.5 -14.3 -13.8 -13.5 -12.3 -12.4 -12.0 -10.5 -10.5 -11.1 -11.6 -11.1 -11.1 -11.6 500mb Dewpt(C): -28.2 -48.0 -34.9 -31.1 -36.9 -35.8 -30.0 -32.3 -37.2 -32.4 -27.4 -28.0 -32.4 -40.2 -39.8 500mb RH (%): 34 4 16 23 13 13 22 17 10 15 25 25 16 7 8 500mb Dir: 83 106 132 37 37 16 7 16 356 354 336 298 271 212 251 500mb Speed(kt): 27 37 31 11 24 22 28 26 17 13 10 7 9 6 11 450mb GPH (m): 6548 6562 6562 6574 6579 6586 6585 6599 6616 6622 6613 6615 6617 6614 6602 450mb Temp (C): -21.3 -20.5 -20.8 -19.3 -18.9 -18.6 -18.5 -17.0 -16.0 -16.1 -16.4 -16.8 -16.1 -16.1 -16.6 450mb Dewpt(C): -39.8 -43.9 -35.7 -36.1 -38.0 -37.6 -33.7 -41.8 -41.2 -37.5 -36.5 -33.8 -41.1 -45.2 -47.0 450mb RH (%): 18 11 26 22 18 18 26 10 10 15 17 22 10 7 6 450mb Dir: 62 103 118 48 37 20 9 15 358 336 328 286 270 244 251 450mb Speed(kt): 33 39 29 16 27 26 30 31 18 12 10 9 14 10 14 400mb GPH (m): 7407 7420 7418 7435 7444 7451 7452 7470 7490 7496 7487 7488 7491 7488 7476 400mb Temp (C): -26.2 -27.9 -28.2 -26.5 -25.5 -25.6 -24.5 -23.8 -23.2 -22.8 -22.7 -22.8 -22.9 -23.1 -22.8 400mb Dewpt(C): -52.7 -44.9 -44.8 -43.6 -40.8 -39.9 -44.4 -41.6 -40.6 -42.1 -39.7 -43.9 -45.7 -44.9 -51.9 400mb RH (%): 7 19 20 19 24 26 15 19 20 16 21 14 11 13 6 400mb Dir: 45 97 114 76 32 22 9 16 4 331 315 280 271 252 253 400mb Speed(kt): 47 40 28 11 24 34 39 36 19 13 13 12 18 17 19 350mb GPH (m): 8364 8363 8359 8384 8399 8404 8409 8430 8451 8459 8450 8451 8454 8450 8438 350mb Temp (C): -30.7 -35.4 -36.0 -33.7 -31.9 -32.2 -31.7 -31.0 -31.1 -30.4 -30.6 -30.7 -30.3 -30.8 -30.8 350mb Dewpt(C): -55.1 -60.8 -47.8 -43.6 -39.5 -43.7 -48.0 -43.2 -44.7 -47.4 -49.0 -46.9 -47.3 -45.2 -50.9 350mb RH (%): 8 7 30 38 48 32 20 30 26 19 16 20 19 24 13 350mb Dir: 45 71 90 118 16 21 6 3 355 341 306 275 267 257 254 350mb Speed(kt): 68 41 32 19 19 44 47 41 24 17 14 15 20 21 23 300mb GPH (m): 9445 9426 9412 9446 9466 9473 9481 9503 9523 9536 9525 9526 9529 9524 9512 300mb Temp (C): -37.4 -39.5 -42.3 -41.9 -41.5 -40.1 -39.5 -39.9 -40.2 -39.4 -39.5 -39.8 -39.5 -39.7 -39.6 300mb Dewpt(C): -56.7 -61.4 -58.4 -50.5 -48.0 -54.9 -52.8 -51.1 -49.7 -55.6 -53.5 -49.7 -48.1 -48.1 -46.9 300mb RH (%): 13 9 17 40 51 21 25 31 37 18 23 36 41 42 47 300mb Dir: 47 49 62 112 19 21 9 357 351 345 300 270 265 260 259 300mb Speed(kt): 76 68 47 28 18 52 51 41 25 23 13 16 21 23 24 250mb GPH (m): 10677 10657 10632 10659 10679 10699 10706 10721 10740 10755 10744 10743 10749 10744 10730 250mb Temp (C): -46.5 -45.5 -45.9 -48.0 -47.4 -45.6 -46.7 -48.8 -49.0 -49.9 -49.8 -50.1 -50.0 -49.9 -50.1 250mb Dewpt(C): -62.2 -63.4 -68.6 -63.3 -61.7 -64.3 -61.8 -58.5 -59.0 -57.1 -55.4 -55.5 -54.3 -53.7 -54.0 250mb RH (%): 17 13 7 17 20 12 18 34 32 45 54 55 62 66 64 250mb Dir: 44 49 50 51 24 18 2 351 342 331 305 266 272 259 264 250mb Speed(kt): 74 74 54 35 47 52 45 36 29 27 17 20 26 25 22 200mb GPH (m): 12132 12126 12107 12121 12145 12171 12173 12176 12184 12190 12173 12171 12174 12178 12164 200mb Temp (C): -52.4 -49.3 -48.2 -50.1 -50.3 -50.7 -50.0 -50.9 -53.1 -54.9 -56.6 -57.1 -56.6 -55.3 -55.4 200mb Dewpt(C): -69.5 -73.9 -76.6 -73.0 -74.5 -72.6 -74.3 -71.5 -72.6 -69.1 -65.4 -65.3 -67.0 -69.3 -68.6 200mb RH (%): 13 5 3 6 5 7 5 8 9 18 35 37 29 18 20 200mb Dir: 54 51 45 40 31 14 344 330 308 312 284 269 270 299 345 200mb Speed(kt): 66 50 49 50 53 43 35 26 25 25 25 29 25 12 4 150mb GPH (m): 13982 13992 13978 13986 14003 14022 14021 14027 14025 14020 13995 13996 14000 14008 13991 150mb Temp (C): -53.7 -53.5 -54.0 -53.2 -54.9 -55.1 -56.7 -55.7 -55.8 -56.5 -56.8 -55.9 -56.0 -56.3 -56.8 150mb Dewpt(C): -88.1 -84.1 -83.9 -83.8 -84.3 -82.0 -81.3 -82.5 -82.6 -83.1 -81.4 -82.6 -82.8 -81.0 -81.5 150mb RH (%): 1 2 2 2 2 3 4 3 3 3 4 3 3 4 4 150mb Dir: 58 60 48 42 26 5 338 279 272 268 275 261 269 291 295 150mb Speed(kt): 27 27 28 26 30 25 23 18 25 25 29 28 27 12 5 100mb GPH (m): 16561 16570 16558 16568 16578 16587 16576 16578 16579 16575 16550 16554 16558 16563 16541 100mb Temp (C): -57.6 -57.7 -57.3 -57.6 -57.1 -58.6 -59.1 -59.2 -59.3 -59.2 -59.0 -59.4 -59.6 -59.3 -59.4 100mb Dewpt(C): -91.0 -91.0 -90.8 -86.6 -86.3 -87.4 -87.8 -87.8 -87.4 -87.8 -87.6 -88.0 -88.1 -87.9 -88.0 100mb RH (%): 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 100mb Dir: 14 133 38 223 281 282 277 259 264 263 259 264 263 262 260 100mb Speed(kt): 3 2 2 2 3 10 16 15 24 26 28 24 22 22 15