Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 25, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 984.7 984.8 983.1 987.6 995.5 998.5 997.8 997.2 993.2 992.7 992.5 994.4 994.2 995.7 995.9 Mean SLP (mb): 1008.3 1008.8 1007.2 1011.8 1019.8 1023.1 1022.6 1021.7 1017.3 1017.1 1017.1 1018.6 1018.1 1020.1 1020.5 2m agl Tmp (F): 70.5 60.6 59.2 56.0 56.6 52.3 48.4 54.9 62.0 54.7 50.4 61.5 66.3 53.6 48.3 2m agl Dewpt(F): 54.1 54.7 52.2 52.5 48.5 44.9 43.8 45.3 42.6 40.9 34.4 37.5 42.0 41.0 41.2 2m agl RH (%): 55 81 77 88 74 76 84 70 48 59 53 40 40 62 76 10m agl Dir: 196 121 183 235 269 273 54 6 337 24 47 67 319 337 91 10m agl Spd(kt): 6 2 13 16 10 0 1 5 5 3 4 2 7 0 2 6hr Precip (in): 0.00 0.07 0.20 0.17 0.15 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.07 0.27 0.44 0.59 0.62 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 Sfc CAPE (J/kg): 0.0 0.1 109.2 112.7 150.8 22.5 3.7 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 -62.8 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): 147.7 217.3 204.8 139.8 64.6 80.6 14.3 27.0 48.5 70.2 45.8 19.4 21.8 29.3 60.6 Precip H20 (in): 1.02 1.28 0.68 0.91 0.64 0.43 0.39 0.40 0.42 0.39 0.36 0.28 0.35 0.35 0.47 Lifted Index(C): 3.1 1.9 0.3 1.5 8.6 15.3 11.7 10.8 7.7 7.8 7.0 9.0 7.1 11.2 12.5 700mb VV(-ub/s): 5.4 -1.6 7.6 7.7 0.9 -3.8 -1.6 -2.1 -0.6 -0.9 0.2 -1.0 -1.7 -1.9 1.5 Thk1000-500mb(m)5630.8 5582.9 5507.5 5480.3 5454.1 5476.9 5469.6 5483.9 5512.7 5511.0 5504.2 5514.7 5540.8 5558.7 5567.5 Thk1000-850mb(m)1386.2 1365.3 1354.0 1347.8 1340.4 1328.5 1326.7 1333.7 1353.3 1355.4 1351.9 1353.2 1362.3 1356.3 1352.7 Thk850-700mb(m):1602.2 1587.4 1569.3 1556.2 1542.1 1542.7 1551.3 1559.5 1566.0 1568.8 1567.8 1568.4 1573.9 1580.5 1581.3 SWEAT Index: 139.6 233.8 208.1 171.5 116.0 50.0 45.4 31.8 34.3 19.7 16.0 33.0 32.5 34.0 50.3 Total Totals Idx 37.7 45.4 49.5 49.1 34.9 21.0 24.2 27.4 23.7 42.1 38.1 31.0 27.7 6.9 20.4 Frz Hgt(ft amsl) 11453 10018 9511 7259 6200 6043 7446 8537 8867 9032 8959 9112 9833 10169 10365 0WetBlbHgt(amsl) 10173 9879 6905 7171 5941 4460 4054 4524 4696 5596 5203 4697 5113 4651 7739 Equil Prs (mb): 985 985 483 581 623 825 998 997 993 993 993 994 994 996 996 Equil Hgt(amsl): 26 26 19085 14581 12956 5768 26 26 26 26 26 26 26 26 26 Hail Size(in): 0.12 0.22 0.00 0.06 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 52.9 38.6 40.8 32.3 33.7 25.6 34.9 39.1 46.0 45.6 48.0 51.6 51.7 52.5 52.5 Showalter Index: 7.2 2.0 2.0 2.4 10.8 19.0 16.0 14.4 13.9 6.6 8.4 11.1 12.7 15.1 15.3 Cap Strength(C):-999.9 -999.9 1.7 0.0 -1.9 0.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 236 230 234 293 308 318 331 337 296 260 22 34 12 1 341 Storm Spd (kts): 25 29 31 26 21 13 9 7 6 5 6 7 8 7 10 2m HeatIndex(F): 71 61 59 56 57 52 48 55 62 55 50 61 66 54 48 2m WindChill(F): 71 61 59 56 57 52 48 55 62 55 50 61 66 54 48 1000mb GPH (m): 71 74 60 99 166 191 186 180 146 142 141 156 154 167 169 950mb GPH (m): 513 508 493 530 595 616 609 606 579 573 570 587 590 598 596 950mb Temp (C): 18.7 13.3 12.7 10.3 9.8 7.2 6.5 7.4 12.4 12.8 12.2 12.3 14.6 12.5 11.2 950mb Dewpt(C): 11.4 11.4 9.9 10.1 7.1 5.5 4.3 5.2 4.5 0.0 -4.6 -2.6 4.0 2.7 -1.1 950mb RH (%): 61 88 82 98 83 89 86 86 58 41 30 35 48 50 42 950mb Dir: 193 155 186 241 272 283 356 12 346 74 82 75 325 351 315 950mb Speed(kt): 10 7 24 29 18 2 5 6 6 10 13 5 9 4 3 900mb GPH (m): 974 962 944 978 1041 1058 1050 1048 1029 1024 1021 1037 1043 1049 1047 900mb Temp (C): 15.7 11.8 8.6 7.4 5.6 3.3 3.4 4.9 8.5 10.8 10.1 10.0 10.4 11.2 11.4 900mb Dewpt(C): 8.0 11.1 8.0 7.2 5.3 2.7 0.0 0.2 3.0 -9.6 -11.0 -11.6 -0.7 -13.1 -21.7 900mb RH (%): 59 95 96 98 98 96 78 71 68 22 21 20 45 17 8 900mb Dir: 206 199 189 263 274 287 338 23 22 87 95 83 331 328 327 900mb Speed(kt): 19 32 36 39 21 6 9 11 6 12 13 12 9 4 8 850mb GPH (m): 1457 1439 1414 1447 1506 1519 1512 1514 1499 1498 1493 1509 1516 1523 1522 850mb Temp (C): 13.7 9.8 5.5 4.7 2.2 0.9 2.7 4.5 7.2 7.6 7.5 7.3 8.1 9.3 9.6 850mb Dewpt(C): -0.5 8.5 4.4 4.4 1.6 -4.8 -13.4 -10.6 -17.7 -3.8 -9.1 -14.0 -13.5 -33.1 -16.1 850mb RH (%): 37 91 93 98 95 66 30 32 15 44 29 20 20 3 14 850mb Dir: 206 205 199 278 281 285 334 20 101 126 73 49 349 337 331 850mb Speed(kt): 23 39 45 40 25 10 11 7 8 4 3 7 6 6 9 800mb GPH (m): 1964 1941 1907 1938 1993 2005 2000 2005 1994 1993 1989 2004 2013 2022 2022 800mb Temp (C): 10.1 7.3 2.7 1.6 -0.6 -0.4 1.0 3.0 4.4 5.0 4.7 4.7 5.4 7.0 6.6 800mb Dewpt(C): -0.6 6.4 0.8 1.3 -1.7 -15.7 -19.8 -25.9 -28.9 -29.5 -26.8 -25.7 -34.8 -27.0 -3.4 800mb RH (%): 47 94 87 98 92 31 20 10 7 6 8 9 4 7 49 800mb Dir: 202 205 212 266 275 291 330 349 86 182 22 33 346 347 320 800mb Speed(kt): 31 43 43 39 24 16 11 5 3 2 4 6 8 9 9 750mb GPH (m): 2497 2470 2429 2456 2506 2518 2517 2524 2515 2516 2510 2526 2536 2548 2548 750mb Temp (C): 6.7 4.0 2.6 -1.4 -3.7 -2.9 -0.9 0.5 1.3 1.7 1.6 1.7 2.6 3.7 3.4 750mb Dewpt(C): 0.6 2.9 -12.1 -1.7 -5.2 -21.7 -28.4 -34.2 -36.1 -37.5 -37.1 -34.2 -32.8 -14.8 -6.8 750mb RH (%): 65 92 33 98 89 22 11 6 4 4 4 5 5 24 47 750mb Dir: 203 199 213 265 276 292 326 325 348 240 337 2 343 342 304 750mb Speed(kt): 34 47 44 40 25 20 12 6 3 3 6 5 10 10 12 700mb GPH (m): 3060 3026 2984 3003 3048 3062 3063 3073 3065 3066 3061 3078 3090 3104 3103 700mb Temp (C): 2.7 0.1 -0.5 -4.0 -6.8 -4.4 -3.8 -2.9 -2.5 -2.2 -2.5 -2.0 -0.5 0.0 0.1 700mb Dewpt(C): -2.1 -0.3 -21.1 -4.5 -10.0 -41.1 -35.5 -38.2 -35.8 -37.2 -30.4 -39.0 -25.5 -13.3 -15.8 700mb RH (%): 70 97 20 96 78 4 7 5 6 5 10 4 13 36 29 700mb Dir: 205 195 212 266 277 300 318 308 297 243 305 336 346 334 301 700mb Speed(kt): 38 53 42 38 27 24 13 8 4 5 6 6 11 10 15 650mb GPH (m): 3655 3618 3570 3584 3623 3642 3645 3656 3649 3650 3645 3662 3678 3694 3695 650mb Temp (C): -1.0 -2.9 -5.1 -7.5 -9.6 -7.2 -6.3 -6.2 -6.0 -6.2 -6.3 -5.6 -4.4 -2.8 -1.3 650mb Dewpt(C): -7.2 -3.3 -19.2 -8.1 -25.7 -46.7 -45.5 -43.1 -44.6 -21.3 -11.4 -18.1 -18.2 -26.4 -36.4 650mb RH (%): 63 97 32 95 26 3 3 4 3 30 67 37 34 15 5 650mb Dir: 204 197 210 265 275 295 307 291 258 252 279 338 342 320 302 650mb Speed(kt): 45 54 43 36 30 27 15 8 8 7 7 8 12 10 15 600mb GPH (m): 4290 4249 4193 4202 4238 4263 4267 4276 4269 4270 4265 4285 4303 4323 4328 600mb Temp (C): -4.3 -6.3 -10.0 -10.9 -11.8 -8.3 -9.1 -9.9 -9.7 -10.5 -10.0 -9.1 -8.1 -5.7 -4.4 600mb Dewpt(C): -13.4 -7.1 -22.4 -12.3 -50.3 -51.4 -41.1 -42.7 -19.3 -11.2 -15.3 -19.8 -28.2 -30.1 -27.2 600mb RH (%): 49 94 36 89 3 2 6 5 46 95 65 42 19 13 15 600mb Dir: 205 205 209 265 275 293 284 266 250 262 307 352 332 330 303 600mb Speed(kt): 49 47 46 35 33 29 17 10 12 8 8 11 12 14 18 550mb GPH (m): 4970 4926 4856 4866 4899 4936 4935 4943 4938 4937 4931 4953 4973 5000 5006 550mb Temp (C): -8.7 -9.4 -15.5 -14.9 -13.9 -9.3 -12.3 -13.0 -12.8 -13.4 -14.1 -12.9 -12.3 -10.0 -9.2 550mb Dewpt(C): -12.8 -10.4 -29.5 -18.5 -62.2 -44.6 -44.7 -19.8 -15.5 -19.6 -20.1 -31.9 -30.4 -20.1 -18.9 550mb RH (%): 72 92 30 74 1 4 5 57 80 60 61 19 21 44 45 550mb Dir: 206 205 206 265 276 286 269 261 248 250 303 343 339 334 307 550mb Speed(kt): 52 47 49 35 38 29 21 15 16 8 11 15 14 19 25 500mb GPH (m): 5702 5657 5568 5579 5620 5668 5655 5664 5659 5653 5645 5671 5695 5726 5737 500mb Temp (C): -12.2 -13.6 -19.8 -20.0 -15.5 -12.5 -17.5 -16.7 -17.1 -19.2 -19.8 -18.9 -16.6 -15.3 -13.5 500mb Dewpt(C): -13.8 -14.7 -46.4 -28.5 -56.3 -33.7 -27.7 -21.5 -29.0 -23.1 -23.8 -31.5 -40.8 -30.5 -17.0 500mb RH (%): 88 91 8 48 2 16 41 67 36 71 71 33 11 27 75 500mb Dir: 214 201 203 264 286 271 266 264 241 251 293 333 3 317 317 500mb Speed(kt): 52 53 55 36 47 31 23 17 19 12 9 20 21 21 31 450mb GPH (m): 6499 6450 6342 6352 6409 6461 6438 6447 6438 6428 6418 6444 6479 6513 6528 450mb Temp (C): -17.9 -18.8 -24.4 -25.5 -18.4 -19.5 -21.0 -22.1 -23.8 -24.9 -25.6 -25.9 -21.4 -20.6 -19.4 450mb Dewpt(C): -19.9 -20.0 -59.0 -36.6 -50.3 -30.0 -23.3 -32.6 -27.3 -28.0 -29.4 -35.0 -39.8 -29.1 -23.1 450mb RH (%): 84 90 3 36 5 40 82 39 73 76 71 43 18 47 73 450mb Dir: 214 197 194 258 292 262 258 261 231 246 287 326 3 318 315 450mb Speed(kt): 50 59 66 34 59 34 28 20 23 17 10 21 35 26 37 400mb GPH (m): 7369 7317 7189 7193 7277 7324 7297 7302 7289 7273 7260 7285 7334 7374 7394 400mb Temp (C): -23.7 -25.3 -30.4 -32.7 -24.8 -26.5 -27.2 -27.9 -28.8 -31.3 -32.7 -32.5 -28.8 -26.5 -24.6 400mb Dewpt(C): -26.3 -27.7 -67.2 -45.9 -45.1 -41.0 -29.8 -48.0 -31.7 -35.9 -37.3 -46.3 -48.8 -38.2 -30.5 400mb RH (%): 79 81 2 27 14 25 79 14 77 65 65 25 14 33 59 400mb Dir: 209 197 188 250 286 263 250 252 235 245 280 324 358 326 316 400mb Speed(kt): 50 67 69 36 58 39 30 28 30 18 10 19 42 33 42 350mb GPH (m): 8331 8271 8124 8118 8231 8270 8242 8245 8230 8202 8184 8210 8272 8322 8351 350mb Temp (C): -30.3 -32.7 -36.8 -38.8 -33.2 -35.0 -35.5 -35.7 -35.8 -38.0 -39.2 -39.4 -37.3 -34.4 -32.0 350mb Dewpt(C): -33.4 -36.2 -60.6 -56.0 -47.7 -41.0 -38.8 -43.1 -39.1 -51.5 -56.3 -54.0 -53.6 -45.2 -36.1 350mb RH (%): 74 72 8 16 23 56 72 48 73 25 16 21 18 34 68 350mb Dir: 208 195 190 255 274 262 240 249 223 239 251 331 356 335 319 350mb Speed(kt): 52 73 74 39 54 42 36 39 38 26 15 24 45 38 46 300mb GPH (m): 9408 9337 9178 9171 9294 9327 9293 9296 9281 9251 9229 9254 9318 9380 9417 300mb Temp (C): -39.3 -41.5 -42.0 -40.2 -42.2 -43.6 -43.6 -44.4 -44.1 -43.5 -44.3 -43.8 -44.8 -43.3 -42.2 300mb Dewpt(C): -42.6 -45.1 -66.3 -68.5 -58.5 -47.2 -52.1 -52.0 -51.7 -60.3 -66.2 -59.9 -55.9 -49.7 -46.2 300mb RH (%): 71 70 6 4 17 69 40 45 44 15 8 17 30 51 66 300mb Dir: 206 193 191 265 268 254 240 246 222 228 243 343 352 337 324 300mb Speed(kt): 53 78 79 44 61 61 46 46 48 37 23 30 47 53 53 250mb GPH (m): 10627 10546 10400 10410 10506 10525 10501 10498 10487 10461 10438 10467 10523 10579 10620 250mb Temp (C): -50.0 -51.4 -45.7 -41.8 -48.0 -51.0 -48.5 -49.1 -48.7 -47.8 -47.4 -47.2 -49.3 -52.4 -52.8 250mb Dewpt(C): -54.7 -54.9 -70.9 -70.9 -62.8 -57.1 -59.4 -62.0 -64.8 -66.2 -69.1 -67.8 -65.2 -59.0 -58.1 250mb RH (%): 59 68 5 3 18 50 29 23 15 12 8 9 16 47 55 250mb Dir: 202 191 198 260 260 251 243 241 227 230 247 325 336 332 330 250mb Speed(kt): 59 86 71 48 55 69 53 51 49 40 27 30 59 56 57 200mb GPH (m): 12042 11965 11878 11906 11980 11979 11964 11960 11950 11931 11911 11936 11976 12008 12036 200mb Temp (C): -62.0 -58.3 -47.7 -46.4 -47.1 -48.2 -48.9 -49.5 -49.0 -47.9 -47.7 -48.6 -50.7 -54.0 -57.7 200mb Dewpt(C): -67.3 -66.9 -79.5 -78.1 -73.5 -77.0 -75.0 -77.6 -75.5 -76.5 -79.3 -76.9 -76.0 -72.8 -67.6 200mb RH (%): 52 35 2 2 4 3 4 3 4 3 2 3 4 10 30 200mb Dir: 207 194 212 256 259 251 246 241 235 239 264 303 317 325 328 200mb Speed(kt): 59 83 58 52 50 53 54 51 50 41 30 29 24 36 54 150mb GPH (m): 13834 13800 13765 13792 13858 13863 13840 13836 13833 13825 13803 13830 13857 13875 13873 150mb Temp (C): -57.8 -52.7 -50.1 -51.2 -54.3 -51.8 -52.1 -51.2 -50.5 -48.9 -49.4 -49.1 -49.9 -50.3 -53.3 150mb Dewpt(C): -82.2 -87.7 -85.6 -86.2 -83.9 -87.0 -82.4 -86.5 -85.9 -84.8 -85.2 -84.9 -85.5 -85.9 -83.5 150mb RH (%): 4 1 1 1 2 1 2 1 1 1 1 1 1 1 2 150mb Dir: 219 216 228 260 270 249 254 250 247 246 268 294 292 293 297 150mb Speed(kt): 49 52 48 50 47 50 48 43 44 38 34 31 34 34 36 100mb GPH (m): 16409 16414 16401 16417 16437 16454 16439 16444 16450 16453 16431 16446 16460 16477 16455 100mb Temp (C): -54.8 -52.9 -52.3 -52.7 -55.8 -56.2 -56.8 -55.5 -55.3 -54.2 -53.9 -54.5 -56.5 -56.2 -58.1 100mb Dewpt(C): -89.2 -87.6 -87.2 -87.5 -89.7 -89.9 -90.4 -89.3 -89.3 -88.6 -88.4 -88.8 -90.3 -90.1 -87.0 100mb RH (%): 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 100mb Dir: 222 225 234 238 260 255 251 250 262 254 266 278 285 280 282 100mb Speed(kt): 38 36 36 25 29 25 28 29 30 23 30 29 30 30 32