Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 22, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.2 992.3 992.3 994.2 993.2 995.6 995.6 996.3 994.6 993.4 990.2 990.9 989.5 991.4 993.2 Mean SLP (mb): 1015.0 1016.4 1016.6 1018.5 1017.1 1020.0 1020.1 1020.7 1018.7 1017.8 1014.6 1015.1 1013.4 1015.9 1017.7 2m agl Tmp (F): 68.3 61.9 56.5 56.8 66.0 55.2 50.0 58.6 64.4 54.4 52.1 59.0 63.0 51.4 50.3 2m agl Dewpt(F): 57.0 57.4 55.4 54.3 48.4 47.1 47.1 49.3 45.6 46.3 45.8 48.3 45.3 49.6 48.7 2m agl RH (%): 66 85 96 91 52 74 90 71 50 73 79 67 52 93 94 10m agl Dir: 292 292 290 270 295 356 49 288 321 360 44 219 320 57 292 10m agl Spd(kt): 4 4 4 4 7 2 1 3 6 3 2 2 4 1 3 6hr Precip (in): 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.17 0.14 AccumPrecip(in): 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 0.19 0.33 Sfc CAPE (J/kg): 0.0 13.3 13.2 26.8 0.0 0.0 0.0 0.0 1.8 0.0 0.0 0.0 1.1 8.0 5.1 Sfc CINH (J/kg): -11.2 -1.0 -0.1 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): 45.6 29.9 40.4 19.2 53.1 82.8 90.7 90.8 85.3 95.2 131.8 78.9 178.0 122.7 17.7 Precip H20 (in): 0.85 0.76 0.60 0.60 0.57 0.54 0.61 0.65 0.65 0.74 0.66 0.82 0.95 1.09 0.88 Lifted Index(C): 1.9 3.8 6.1 6.0 6.8 9.0 8.2 11.4 10.5 10.2 10.8 10.0 8.2 4.2 5.8 700mb VV(-ub/s): 0.5 -0.2 -0.2 -0.4 -0.2 -1.8 0.4 0.3 -1.2 -1.0 2.2 0.6 1.9 -2.1 4.2 Thk1000-500mb(m)5649.5 5631.0 5600.3 5577.4 5583.4 5568.6 5561.0 5561.9 5586.3 5595.9 5598.5 5589.2 5584.7 5531.8 5476.2 Thk1000-850mb(m)1376.7 1365.5 1354.2 1349.5 1361.1 1352.0 1347.7 1348.0 1357.6 1356.5 1360.6 1357.4 1363.5 1339.5 1334.4 Thk850-700mb(m):1615.0 1610.1 1599.3 1590.6 1583.5 1581.7 1580.8 1583.0 1588.1 1596.9 1598.3 1592.2 1585.6 1572.5 1559.9 SWEAT Index: 97.2 27.1 62.4 49.4 52.7 69.9 63.2 56.1 42.6 45.4 52.3 54.2 61.0 172.0 94.7 Total Totals Idx 44.7 35.8 38.2 35.9 33.9 33.9 29.8 25.2 30.3 17.6 13.8 20.2 33.5 42.5 43.6 Frz Hgt(ft amsl) 12994 12880 12540 12133 11971 11497 11589 11203 11385 11377 11428 11107 11199 9064 8440 0WetBlbHgt(amsl) 8959 8801 7357 6242 6118 6050 6441 6998 6037 8731 6488 6184 11077 8694 8380 Equil Prs (mb): 991 893 992 883 993 996 996 996 995 993 990 991 989 991 993 Equil Hgt(amsl): 26 3595 26 3895 26 26 26 26 26 26 26 26 26 26 26 Hail Size(in): 0.41 0.00 0.10 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: 48.7 25.5 47.6 27.1 51.0 50.2 50.1 48.4 49.7 45.5 51.6 50.9 46.7 7.6 7.0 Showalter Index: 2.7 8.6 7.7 9.6 10.6 10.5 13.1 15.2 12.4 15.5 14.7 14.5 10.6 4.8 6.1 Cap Strength(C):-999.9 3.6 5.3 4.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 3.2 -999.9 Storm Dir (deg): 294 294 293 295 292 284 272 266 280 255 247 255 251 258 278 Storm Spd (kts): 8 7 11 11 13 14 14 14 12 11 14 14 17 18 17 2m HeatIndex(F): 68 62 57 57 66 55 50 59 64 54 52 59 63 51 50 2m WindChill(F): 68 62 57 57 66 55 50 59 64 54 52 59 63 51 50 1000mb GPH (m): 128 138 139 155 146 166 166 173 158 148 121 126 113 131 146 950mb GPH (m): 567 574 569 585 582 597 594 602 593 579 550 557 549 557 571 950mb Temp (C): 15.3 13.7 11.0 9.9 14.2 11.8 10.9 10.7 13.2 12.0 12.3 11.3 13.8 8.1 7.7 950mb Dewpt(C): 12.6 12.5 10.8 9.8 7.5 3.1 3.3 3.5 5.9 8.0 6.5 6.4 6.2 7.9 7.2 950mb RH (%): 83 93 99 99 63 54 59 60 60 76 67 71 59 98 96 950mb Dir: 300 329 321 290 297 328 255 295 328 6 15 198 332 97 325 950mb Speed(kt): 6 10 9 7 9 6 2 2 7 9 2 2 5 2 9 900mb GPH (m): 1023 1027 1019 1032 1035 1048 1044 1051 1044 1030 1003 1008 1002 1002 1016 900mb Temp (C): 13.5 10.4 9.4 8.1 9.8 9.5 8.6 8.2 9.4 10.2 12.7 11.4 11.7 6.2 5.4 900mb Dewpt(C): 11.3 9.1 6.8 5.5 6.7 6.0 6.3 2.6 3.5 -1.4 -8.1 -7.9 -3.8 5.9 4.8 900mb RH (%): 86 91 83 83 81 79 85 68 66 44 22 25 33 98 96 900mb Dir: 325 334 321 318 299 252 247 299 347 338 95 211 290 223 326 900mb Speed(kt): 13 11 12 10 9 8 8 4 6 1 3 3 4 14 12 850mb GPH (m): 1505 1504 1493 1504 1507 1518 1514 1521 1516 1505 1482 1484 1477 1471 1481 850mb Temp (C): 13.6 12.3 8.8 7.5 6.7 6.2 6.4 7.1 6.9 11.2 12.4 10.9 8.7 6.5 2.7 850mb Dewpt(C): 6.0 -1.8 1.1 -2.0 -0.9 0.9 -4.8 -7.0 -1.2 -18.5 -24.6 -17.8 -3.1 6.2 2.4 850mb RH (%): 59 37 58 51 58 69 44 36 56 11 6 12 43 99 98 850mb Dir: 307 288 320 315 305 267 268 250 285 217 174 235 229 237 315 850mb Speed(kt): 7 8 14 13 14 11 10 7 5 4 6 8 7 24 14 800mb GPH (m): 2014 2010 1994 2003 2003 2015 2010 2018 2014 2009 1986 1986 1975 1968 1970 800mb Temp (C): 12.0 11.4 9.3 7.5 5.9 6.7 6.0 5.8 8.0 9.7 9.9 8.6 5.8 4.6 1.3 800mb Dewpt(C): -5.8 -13.0 -11.1 -16.5 -13.0 -21.5 -8.5 -4.8 -30.8 -11.4 -20.8 -16.0 2.7 3.0 1.1 800mb RH (%): 28 16 22 16 24 11 34 46 5 21 10 16 80 89 98 800mb Dir: 246 277 280 296 286 275 249 228 256 229 191 242 205 249 266 800mb Speed(kt): 7 8 12 12 14 13 11 16 12 6 10 15 16 25 18 750mb GPH (m): 2551 2546 2527 2532 2530 2542 2536 2545 2544 2540 2518 2516 2502 2490 2490 750mb Temp (C): 9.9 9.3 7.9 7.0 5.5 4.4 3.6 5.5 6.3 6.1 6.7 5.2 4.0 1.0 0.4 750mb Dewpt(C): -10.2 -13.1 -18.5 -26.6 -16.6 -11.6 -9.0 -39.5 -26.9 -6.4 -16.3 0.7 3.2 0.1 0.2 750mb RH (%): 23 19 13 7 19 30 39 2 7 40 17 73 95 94 99 750mb Dir: 230 260 256 272 264 264 240 232 253 223 205 230 209 260 243 750mb Speed(kt): 12 9 16 13 16 18 18 19 16 9 16 19 25 22 26 700mb GPH (m): 3120 3114 3092 3095 3090 3100 3095 3104 3104 3102 3080 3076 3063 3043 3041 700mb Temp (C): 6.5 5.7 4.6 3.8 2.8 1.7 2.6 1.8 2.3 2.6 2.9 1.9 2.2 -1.0 -2.4 700mb Dewpt(C): -24.1 -11.6 -19.4 -19.4 -13.2 -14.9 -27.5 -17.3 -13.9 -7.2 -11.0 0.4 1.9 -1.7 -2.6 700mb RH (%): 9 27 16 17 30 28 9 23 29 48 35 90 98 95 99 700mb Dir: 230 241 245 262 248 255 241 232 249 213 211 226 216 255 245 700mb Speed(kt): 12 11 18 16 20 23 22 23 19 14 20 25 29 24 25 650mb GPH (m): 3721 3715 3691 3692 3686 3694 3690 3697 3698 3696 3675 3671 3657 3632 3625 650mb Temp (C): 1.7 1.5 1.0 0.0 -0.2 -0.8 -0.9 -1.6 -1.4 -1.6 -1.4 -1.7 -1.5 -4.3 -6.5 650mb Dewpt(C): -23.8 -12.0 -31.5 -18.2 -21.0 -25.7 -20.1 -17.7 -10.6 -6.4 -4.0 -3.0 -2.2 -5.0 -7.2 650mb RH (%): 13 36 7 24 19 13 22 28 50 70 82 91 95 95 95 650mb Dir: 239 240 242 252 244 250 239 233 243 217 216 226 220 239 239 650mb Speed(kt): 15 11 19 18 25 28 26 26 22 19 26 29 31 28 27 600mb GPH (m): 4359 4353 4328 4326 4321 4328 4322 4328 4330 4329 4309 4305 4291 4260 4245 600mb Temp (C): -2.8 -3.0 -3.7 -4.3 -4.1 -4.7 -5.1 -6.5 -4.9 -4.4 -5.3 -4.6 -5.4 -6.8 -10.7 600mb Dewpt(C): -27.0 -12.9 -46.7 -22.5 -30.6 -26.4 -23.5 -18.9 -12.1 -7.6 -6.7 -5.0 -6.9 -7.4 -14.2 600mb RH (%): 14 47 2 23 11 17 23 37 57 79 90 96 89 96 76 600mb Dir: 248 241 244 247 245 247 238 231 238 222 225 223 221 220 234 600mb Speed(kt): 14 10 19 20 26 31 31 29 26 25 36 32 34 36 31 550mb GPH (m): 5043 5036 5009 5005 5000 5005 4999 5004 5010 5010 4987 4984 4969 4935 4908 550mb Temp (C): -6.8 -7.5 -8.1 -9.6 -8.9 -9.2 -9.9 -9.6 -8.1 -8.0 -8.9 -8.8 -9.5 -10.0 -14.7 550mb Dewpt(C): -19.5 -22.0 -52.4 -23.8 -36.6 -33.9 -28.4 -11.5 -14.3 -11.6 -10.4 -9.5 -12.0 -11.1 -22.5 550mb RH (%): 36 31 2 31 9 12 21 87 61 76 89 95 82 92 52 550mb Dir: 267 234 244 244 249 245 239 230 235 222 223 221 222 212 233 550mb Speed(kt): 12 11 21 22 26 35 37 36 30 32 40 35 38 46 37 500mb GPH (m): 5778 5769 5739 5732 5729 5735 5727 5735 5744 5744 5720 5715 5698 5663 5623 500mb Temp (C): -12.6 -12.6 -14.1 -15.2 -14.1 -13.4 -14.1 -12.5 -12.3 -12.4 -13.0 -13.5 -14.0 -14.9 -19.2 500mb Dewpt(C): -16.7 -33.9 -63.6 -23.4 -41.3 -46.1 -24.4 -18.5 -16.8 -17.1 -14.6 -14.9 -20.5 -16.9 -28.5 500mb RH (%): 71 16 1 50 8 5 42 61 69 68 88 90 58 85 44 500mb Dir: 276 226 239 242 253 242 240 242 236 225 225 220 220 206 231 500mb Speed(kt): 11 12 22 24 26 36 44 42 33 37 41 39 47 50 38 450mb GPH (m): 6572 6562 6529 6519 6519 6528 6520 6532 6541 6541 6515 6509 6491 6451 6397 450mb Temp (C): -19.1 -19.2 -19.9 -20.7 -19.5 -18.9 -18.3 -17.4 -17.6 -18.2 -18.3 -18.8 -18.4 -20.8 -25.0 450mb Dewpt(C): -22.7 -36.8 -54.5 -35.5 -47.3 -43.2 -20.6 -21.8 -26.1 -21.0 -20.0 -26.3 -23.8 -23.3 -29.6 450mb RH (%): 73 20 3 26 7 10 83 69 48 79 87 52 63 81 66 450mb Dir: 253 230 235 244 259 240 238 241 244 232 225 223 220 208 220 450mb Speed(kt): 10 14 27 23 28 38 46 46 36 45 42 45 54 50 46 400mb GPH (m): 7437 7426 7389 7378 7381 7392 7390 7403 7410 7410 7384 7375 7357 7312 7241 400mb Temp (C): -25.4 -25.8 -26.8 -27.2 -26.5 -25.7 -24.2 -24.2 -24.1 -24.4 -24.6 -24.6 -24.8 -26.4 -31.0 400mb Dewpt(C): -30.3 -43.7 -33.1 -60.7 -46.0 -42.9 -28.8 -27.5 -30.7 -29.8 -26.9 -31.0 -26.2 -28.9 -40.4 400mb RH (%): 64 18 56 3 15 19 66 75 55 62 82 56 89 80 41 400mb Dir: 232 239 236 254 273 244 252 238 242 232 223 222 220 209 209 400mb Speed(kt): 19 19 32 20 29 41 48 51 45 46 45 48 56 55 55 350mb GPH (m): 8392 8377 8339 8324 8329 8346 8348 8360 8369 8367 8339 8334 8316 8263 8177 350mb Temp (C): -32.2 -33.3 -34.5 -35.1 -34.2 -31.5 -31.6 -31.7 -31.6 -32.1 -32.4 -31.0 -31.1 -32.8 -36.5 350mb Dewpt(C): -36.7 -51.6 -38.3 -59.9 -45.0 -36.3 -41.2 -36.3 -44.6 -43.3 -35.6 -52.5 -36.0 -36.2 -58.5 350mb RH (%): 65 15 69 7 34 64 40 65 28 33 73 11 63 72 10 350mb Dir: 230 246 238 250 285 273 266 241 242 233 222 225 217 205 209 350mb Speed(kt): 29 27 35 28 39 54 54 54 50 41 54 52 58 66 54 300mb GPH (m): 9462 9441 9398 9380 9388 9416 9416 9428 9438 9435 9405 9405 9390 9331 9232 300mb Temp (C): -40.2 -41.9 -42.3 -43.5 -43.0 -41.3 -41.2 -41.2 -40.8 -41.5 -41.2 -40.6 -39.7 -41.0 -41.6 300mb Dewpt(C): -45.2 -55.8 -50.2 -54.9 -52.6 -47.7 -49.3 -47.7 -59.8 -53.8 -47.4 -48.5 -46.8 -44.7 -61.9 300mb RH (%): 60 22 44 29 36 51 43 51 13 27 53 44 48 69 11 300mb Dir: 235 234 237 236 286 273 269 242 244 237 226 226 215 199 210 300mb Speed(kt): 27 31 34 36 46 57 65 55 56 44 57 57 60 76 53 250mb GPH (m): 10677 10650 10604 10579 10591 10624 10626 10639 10649 10642 10616 10615 10606 10544 10451 250mb Temp (C): -50.3 -51.2 -51.4 -52.8 -52.6 -52.0 -51.9 -51.0 -51.3 -52.2 -51.6 -51.9 -50.9 -50.7 -47.4 250mb Dewpt(C): -54.7 -61.2 -62.7 -58.0 -59.9 -60.0 -55.8 -58.5 -56.0 -66.7 -62.0 -56.7 -55.8 -54.7 -69.4 250mb RH (%): 61 32 27 55 43 40 64 43 59 18 30 58 57 64 8 250mb Dir: 217 223 233 234 290 272 265 244 240 234 229 220 217 201 213 250mb Speed(kt): 33 38 32 39 54 52 73 66 63 44 58 59 63 82 48 200mb GPH (m): 12099 12070 12025 11997 11998 12032 12029 12046 12056 12045 12024 12027 12018 11969 11911 200mb Temp (C): -59.3 -58.5 -58.2 -57.9 -60.3 -62.1 -63.5 -64.1 -63.8 -63.1 -61.1 -60.0 -59.9 -55.7 -49.8 200mb Dewpt(C): -66.5 -68.8 -68.0 -68.3 -69.6 -68.2 -67.6 -68.5 -67.7 -68.8 -64.8 -65.2 -63.9 -70.1 -78.1 200mb RH (%): 41 28 30 28 32 47 60 57 62 49 63 53 61 17 3 200mb Dir: 221 227 238 237 267 264 254 239 230 228 230 226 223 208 226 200mb Speed(kt): 38 41 36 35 50 65 70 63 49 50 62 64 64 71 44 150mb GPH (m): 13910 13881 13841 13815 13809 13822 13804 13810 13821 13826 13813 13820 13821 13804 13784 150mb Temp (C): -57.6 -57.5 -57.0 -55.9 -57.4 -56.7 -57.6 -56.5 -58.4 -58.4 -58.8 -59.6 -57.8 -54.6 -51.7 150mb Dewpt(C): -80.7 -82.0 -81.7 -83.7 -82.1 -83.6 -83.7 -83.2 -81.2 -81.3 -82.8 -82.1 -82.1 -84.4 -86.7 150mb RH (%): 5 4 4 3 4 3 3 3 5 5 4 5 4 2 1 150mb Dir: 216 230 237 249 242 230 244 236 238 238 231 228 227 229 240 150mb Speed(kt): 43 43 38 42 45 52 51 45 53 47 53 58 59 49 37 100mb GPH (m): 16466 16453 16408 16391 16393 16392 16377 16381 16391 16398 16382 16396 16403 16410 16399 100mb Temp (C): -56.9 -56.0 -55.7 -55.3 -54.7 -55.5 -54.7 -55.8 -55.4 -55.1 -54.1 -53.3 -53.6 -52.9 -53.4 100mb Dewpt(C): -90.7 -89.9 -89.6 -89.3 -88.9 -89.4 -88.9 -89.7 -85.0 -84.8 -84.0 -83.4 -83.6 -87.6 -88.0 100mb RH (%): 1 1 1 1 1 1 1 1 2 2 2 2 2 1 1 100mb Dir: 236 219 231 246 238 246 234 228 236 231 239 228 231 235 243 100mb Speed(kt): 31 34 37 36 39 46 32 43 46 40 39 34 40 34 29