Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z OCT 31, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 988.6 990.1 989.5 989.9 989.0 990.3 991.2 994.6 995.7 998.6 998.7 999.2 997.4 996.1 994.5 Mean SLP (mb): 1013.1 1014.8 1014.4 1014.6 1013.5 1015.0 1016.1 1019.6 1020.5 1023.6 1023.9 1024.2 1021.8 1020.6 1019.0 2m agl Tmp (F): 51.0 47.3 43.3 49.0 50.8 47.0 42.5 42.3 46.5 45.0 39.7 45.2 56.5 52.7 50.4 2m agl Dewpt(F): 45.1 39.6 35.9 42.6 41.7 39.2 39.3 41.5 42.3 40.6 38.5 38.9 41.1 37.3 37.7 2m agl RH (%): 80 74 75 78 70 74 88 97 85 84 95 78 55 55 61 10m agl Dir: 183 88 73 86 77 60 95 158 352 70 73 75 77 73 77 10m agl Spd(kt): 5 4 5 8 5 3 2 2 1 1 3 4 4 7 8 6hr Precip (in): 0.00 0.02 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 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 Sfc CAPE (J/kg): 284.8 0.1 0.3 0.0 9.0 1.2 0.9 1.7 5.0 1.4 0.2 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): -1.1 -0.6 0.0 0.0 0.0 -1.1 -2.3 -0.1 0.0 -0.5 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 83.9 92.2 156.3 137.3 66.8 65.8 56.5 18.7 25.3 22.2 22.6 70.9 82.9 122.3 120.0 Precip H20 (in): 0.62 0.48 0.38 0.46 0.55 0.61 0.59 0.55 0.50 0.45 0.40 0.44 0.55 0.60 0.63 Lifted Index(C): 0.3 3.8 3.4 2.4 3.0 3.1 4.2 8.6 14.6 13.9 14.9 13.7 12.5 10.3 8.4 700mb VV(-ub/s): 3.6 -1.2 2.8 1.0 1.0 -1.7 -4.3 -1.0 -0.3 -1.6 -1.6 -0.3 -0.2 0.8 1.6 Thk1000-500mb(m)5361.5 5371.2 5386.4 5401.7 5412.7 5414.0 5418.3 5430.9 5486.4 5514.1 5539.6 5551.5 5553.1 5544.7 5538.1 Thk1000-850mb(m)1330.1 1326.6 1329.2 1332.7 1337.2 1335.3 1328.8 1323.1 1327.2 1325.9 1332.1 1342.8 1352.7 1355.8 1356.4 Thk850-700mb(m):1526.6 1529.1 1533.3 1541.2 1541.1 1542.1 1544.0 1546.7 1550.1 1557.5 1568.3 1573.0 1572.2 1575.6 1576.7 SWEAT Index: 187.6 94.6 119.3 136.8 59.6 48.1 23.4 35.3 46.8 21.7 22.1 44.1 47.0 46.9 58.1 Total Totals Idx 53.6 50.1 51.8 52.9 50.5 49.8 48.9 40.0 28.0 28.7 25.5 28.5 29.8 32.8 36.2 Frz Hgt(ft amsl) 4782 5026 5409 6125 5951 6286 6373 6666 6985 8434 12131 11889 10797 10266 9889 0WetBlbHgt(amsl) 4727 4452 4577 5448 5314 5468 5600 5350 5228 5155 4751 5342 5705 5743 5804 Equil Prs (mb): 492 990 989 990 989 990 991 995 996 999 999 999 997 996 994 Equil Hgt(amsl): 18340 26 26 26 26 26 26 26 26 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: 35.2 30.0 34.2 33.2 33.3 32.8 28.0 26.9 30.6 39.8 53.4 54.5 52.0 50.6 50.5 Showalter Index: 2.3 4.4 3.3 1.9 3.3 3.7 4.0 8.8 14.8 14.4 15.3 13.6 12.9 11.0 9.2 Cap Strength(C): 0.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 237 231 225 207 206 206 235 336 7 6 268 225 231 233 240 Storm Spd (kts): 18 17 17 16 11 10 6 5 9 5 4 9 11 14 14 2m HeatIndex(F): 51 47 43 49 51 47 42 42 47 45 40 45 57 53 50 2m WindChill(F): 51 47 43 49 51 47 42 42 47 45 38 45 57 53 50 1000mb GPH (m): 109 121 117 120 111 123 131 159 168 192 193 196 182 171 157 950mb GPH (m): 534 545 539 543 536 548 553 578 588 611 613 621 611 601 585 950mb Temp (C): 7.7 7.0 7.9 7.2 8.6 8.5 6.9 4.7 6.2 6.0 6.6 10.4 12.1 13.1 13.1 950mb Dewpt(C): 5.6 3.4 2.5 2.6 2.8 2.9 3.4 4.2 4.2 2.9 1.4 -0.3 1.6 -0.2 -0.3 950mb RH (%): 86 78 68 72 66 68 78 96 87 80 69 47 48 39 39 950mb Dir: 194 130 94 87 82 86 292 235 21 60 123 102 88 98 98 950mb Speed(kt): 9 6 11 16 11 7 3 2 1 2 3 9 12 15 18 900mb GPH (m): 977 987 983 987 982 993 995 1018 1030 1053 1058 1069 1062 1053 1038 900mb Temp (C): 3.9 3.8 4.8 6.0 6.8 6.0 4.6 4.3 5.1 4.7 6.4 8.7 10.1 10.9 12.1 900mb Dewpt(C): 3.5 0.9 0.1 0.9 0.7 1.4 2.1 1.3 1.2 1.3 -2.3 -3.2 -3.0 -2.3 -3.1 900mb RH (%): 97 81 71 70 64 72 84 81 76 78 53 43 39 39 34 900mb Dir: 198 179 132 120 102 80 334 325 312 313 82 163 167 119 137 900mb Speed(kt): 14 10 8 14 4 7 4 8 7 5 1 7 4 6 4 850mb GPH (m): 1439 1448 1446 1452 1449 1458 1460 1482 1495 1518 1525 1539 1535 1527 1513 850mb Temp (C): 0.1 0.5 1.5 3.1 3.2 3.4 2.7 2.4 2.8 3.2 5.1 6.4 7.2 8.1 8.7 850mb Dewpt(C): -0.1 -2.1 -2.7 -0.5 -1.4 -1.9 -0.5 -1.4 -2.4 -3.3 -9.2 -7.3 -6.5 -7.8 -7.5 850mb RH (%): 98 82 74 77 72 68 79 76 68 62 35 37 37 31 31 850mb Dir: 204 198 170 148 259 35 356 334 313 289 173 193 198 178 198 850mb Speed(kt): 22 13 12 9 2 3 6 9 7 4 2 10 8 7 7 800mb GPH (m): 1922 1931 1931 1940 1936 1947 1948 1970 1984 2007 2018 2034 2030 2024 2011 800mb Temp (C): -3.2 -2.6 -2.1 -0.5 -1.1 -0.2 0.0 0.3 0.6 1.8 3.8 4.4 4.4 5.5 5.9 800mb Dewpt(C): -3.4 -5.4 -7.9 -4.0 -2.7 -2.3 -2.9 -4.1 -6.2 -12.7 -25.5 -20.6 -13.4 -15.5 -17.4 800mb RH (%): 99 81 64 77 89 86 81 72 60 33 10 14 26 20 17 800mb Dir: 204 204 181 162 176 177 58 340 282 271 223 196 203 195 221 800mb Speed(kt): 22 18 17 15 7 4 4 4 6 5 3 10 11 11 11 750mb GPH (m): 2429 2440 2441 2453 2449 2460 2461 2485 2499 2525 2539 2557 2552 2548 2536 750mb Temp (C): -6.2 -5.4 -4.9 -3.4 -3.8 -3.6 -3.4 -2.5 -1.6 0.2 2.2 3.0 2.3 2.8 3.1 750mb Dewpt(C): -6.6 -9.1 -19.1 -22.9 -7.8 -12.1 -7.5 -8.4 -11.6 -29.3 -38.7 -42.2 -27.3 -20.9 -18.5 750mb RH (%): 97 75 32 21 73 52 73 64 46 9 3 2 9 16 19 750mb Dir: 203 199 190 171 181 183 148 220 270 298 263 203 210 204 245 750mb Speed(kt): 22 23 20 19 17 12 5 3 7 5 3 8 12 14 14 700mb GPH (m): 2965 2977 2980 2994 2990 3001 3004 3029 3045 3075 3093 3112 3107 3102 3090 700mb Temp (C): -9.7 -9.3 -7.8 -7.1 -7.2 -7.6 -6.2 -5.4 -4.2 -1.9 0.8 1.4 0.6 0.2 -0.5 700mb Dewpt(C): -11.7 -20.4 -36.7 -34.0 -21.7 -9.9 -11.4 -13.4 -18.7 -42.1 -40.1 -44.0 -44.8 -31.3 -2.4 700mb RH (%): 85 40 8 10 31 84 67 53 32 3 3 2 2 8 87 700mb Dir: 206 195 198 180 180 183 157 238 285 329 245 206 213 207 247 700mb Speed(kt): 22 25 27 19 20 17 7 6 8 6 2 9 13 19 16 650mb GPH (m): 3533 3545 3552 3566 3563 3574 3579 3606 3626 3662 3686 3706 3699 3692 3679 650mb Temp (C): -13.6 -13.3 -11.3 -11.2 -10.6 -10.8 -10.2 -9.0 -7.0 -2.3 0.1 -0.2 -1.3 -3.9 -3.8 650mb Dewpt(C): -15.8 -26.1 -47.0 -31.1 -27.5 -12.4 -15.7 -17.8 -25.1 -37.6 -37.6 -36.9 -22.4 -8.4 -5.1 650mb RH (%): 83 34 4 18 24 88 64 49 23 5 4 5 19 71 91 650mb Dir: 213 196 202 187 181 191 195 243 307 2 250 202 215 207 222 650mb Speed(kt): 22 26 31 22 22 19 12 8 9 9 3 13 16 27 18 600mb GPH (m): 4136 4149 4159 4174 4172 4183 4190 4221 4247 4296 4323 4341 4331 4319 4307 600mb Temp (C): -18.2 -16.9 -15.9 -15.7 -15.2 -14.9 -13.8 -12.3 -7.8 -3.5 -3.3 -3.8 -5.6 -7.2 -7.9 600mb Dewpt(C): -20.9 -30.0 -43.8 -28.1 -18.2 -17.5 -19.7 -24.1 -41.5 -29.6 -29.2 -25.2 -8.7 -7.7 -9.6 600mb RH (%): 80 32 8 34 78 81 61 37 5 12 12 17 79 96 88 600mb Dir: 219 204 207 189 185 182 211 226 347 11 250 202 211 209 211 600mb Speed(kt): 27 31 34 27 23 21 16 6 16 11 8 17 22 34 29 550mb GPH (m): 4779 4797 4808 4823 4824 4836 4845 4879 4924 4977 5004 5020 5008 4992 4976 550mb Temp (C): -23.1 -21.0 -21.1 -20.6 -19.7 -19.3 -18.2 -16.7 -8.7 -8.7 -8.9 -10.0 -10.6 -11.2 -13.3 550mb Dewpt(C): -30.0 -31.0 -39.8 -28.1 -22.1 -22.4 -25.6 -34.5 -35.9 -20.8 -20.2 -15.2 -12.9 -11.9 -17.4 550mb RH (%): 54 41 18 52 81 77 53 21 10 37 40 66 84 95 72 550mb Dir: 214 208 208 198 184 182 211 279 2 351 246 206 206 218 209 550mb Speed(kt): 39 38 38 31 26 24 13 5 31 11 11 22 25 35 38 500mb GPH (m): 5470 5493 5503 5521 5524 5537 5549 5590 5654 5706 5732 5748 5735 5716 5695 500mb Temp (C): -26.8 -25.9 -26.5 -25.1 -24.4 -24.1 -23.3 -19.5 -13.8 -14.4 -14.8 -14.7 -14.6 -16.3 -17.5 500mb Dewpt(C): -37.3 -41.0 -42.7 -27.2 -26.9 -27.7 -35.3 -46.1 -27.1 -24.9 -19.8 -16.2 -16.3 -17.9 -19.2 500mb RH (%): 38 24 21 83 80 73 34 8 32 41 66 88 87 87 87 500mb Dir: 207 213 206 202 188 183 217 339 355 325 247 214 208 231 220 500mb Speed(kt): 52 45 40 41 27 26 12 17 34 13 17 25 30 32 44 450mb GPH (m): 6223 6246 6255 6278 6283 6296 6309 6369 6444 6495 6521 6537 6525 6502 6476 450mb Temp (C): -31.2 -31.7 -32.5 -30.8 -30.2 -30.3 -29.9 -21.5 -20.4 -20.4 -20.5 -20.0 -19.0 -20.3 -22.1 450mb Dewpt(C): -42.0 -43.6 -46.1 -33.5 -33.4 -34.0 -43.5 -51.0 -39.9 -35.1 -23.3 -22.2 -21.1 -22.7 -24.2 450mb RH (%): 35 31 26 78 74 71 27 6 17 27 79 83 84 81 83 450mb Dir: 207 210 205 201 192 191 209 359 352 305 259 220 213 228 220 450mb Speed(kt): 63 51 44 51 30 26 9 46 33 11 20 24 32 39 44 400mb GPH (m): 7047 7068 7073 7101 7108 7119 7137 7229 7304 7355 7380 7401 7393 7368 7336 400mb Temp (C): -37.2 -37.5 -38.8 -37.8 -37.0 -38.1 -34.9 -27.0 -26.9 -27.2 -27.3 -25.4 -24.1 -24.1 -25.8 400mb Dewpt(C): -48.7 -51.4 -50.4 -42.4 -40.4 -42.7 -52.8 -42.4 -39.6 -35.5 -30.5 -28.0 -26.6 -26.7 -28.2 400mb RH (%): 31 24 30 64 71 63 16 23 30 46 75 80 80 79 80 400mb Dir: 206 208 206 197 193 189 319 2 348 299 265 237 223 225 218 400mb Speed(kt): 70 56 49 54 38 29 7 59 36 21 21 27 32 43 48 350mb GPH (m): 7955 7975 7976 8005 8014 8024 8065 8174 8251 8300 8327 8357 8353 8331 8289 350mb Temp (C): -44.0 -44.4 -45.2 -45.3 -45.5 -44.4 -35.8 -34.6 -34.2 -34.8 -33.6 -31.5 -30.4 -29.7 -32.9 350mb Dewpt(C): -55.9 -57.2 -56.0 -53.2 -49.2 -52.6 -65.5 -52.5 -51.9 -38.4 -37.9 -34.6 -33.4 -32.7 -43.2 350mb RH (%): 27 25 30 43 68 41 4 16 16 71 66 75 76 76 36 350mb Dir: 206 204 209 195 197 185 355 352 335 297 280 240 234 216 226 350mb Speed(kt): 72 61 57 55 46 23 45 63 40 27 30 34 38 43 53 300mb GPH (m): 8977 8997 8992 9017 9029 9057 9128 9235 9313 9360 9388 9427 9428 9412 9355 300mb Temp (C): -48.7 -48.3 -50.0 -50.3 -48.3 -43.5 -39.9 -41.3 -41.7 -42.7 -42.8 -41.1 -39.8 -38.4 -41.2 300mb Dewpt(C): -63.1 -62.1 -62.2 -59.7 -61.2 -69.1 -68.2 -55.2 -53.7 -47.7 -50.7 -44.4 -43.2 -41.7 -50.6 300mb RH (%): 19 21 25 34 23 5 4 23 28 59 43 71 71 72 37 300mb Dir: 209 202 204 201 206 278 352 350 317 290 291 251 238 221 226 300mb Speed(kt): 77 67 62 53 38 8 65 60 44 34 43 39 44 51 71 250mb GPH (m): 10167 10190 10181 10213 10237 10280 10356 10457 10526 10569 10592 10635 10646 10633 10566 250mb Temp (C): -50.9 -50.1 -48.9 -47.4 -45.9 -44.5 -45.3 -46.5 -49.3 -49.9 -51.7 -52.1 -50.2 -50.3 -51.1 250mb Dewpt(C): -69.5 -69.9 -71.0 -72.9 -75.5 -76.2 -68.8 -57.9 -59.7 -55.8 -58.5 -55.8 -54.0 -53.7 -57.3 250mb RH (%): 11 9 7 5 3 2 7 28 31 52 46 66 66 69 50 250mb Dir: 205 202 207 214 228 333 354 350 317 287 283 252 247 223 229 250mb Speed(kt): 67 56 45 32 17 23 66 50 41 59 68 50 73 54 69 200mb GPH (m): 11624 11649 11652 11687 11716 11765 11837 11924 11971 12003 12010 12043 12058 12045 11985 200mb Temp (C): -48.4 -49.1 -47.6 -48.2 -47.7 -47.5 -47.2 -49.4 -52.3 -54.6 -58.1 -60.7 -62.3 -60.5 -59.3 200mb Dewpt(C): -79.9 -80.4 -79.2 -79.6 -79.3 -79.5 -78.5 -75.5 -70.8 -69.6 -68.6 -65.4 -66.7 -64.3 -66.5 200mb RH (%): 2 2 2 2 2 2 2 4 11 16 28 56 57 63 41 200mb Dir: 218 211 227 233 271 339 338 320 296 269 274 267 256 239 216 200mb Speed(kt): 38 27 21 16 15 37 51 46 38 32 73 69 107 76 57 150mb GPH (m): 13504 13530 13539 13573 13601 13648 13700 13778 13827 13840 13826 13835 13831 13830 13784 150mb Temp (C): -51.5 -50.3 -50.5 -50.9 -50.8 -51.6 -55.9 -56.9 -55.4 -54.6 -57.7 -58.7 -60.1 -60.9 -59.4 150mb Dewpt(C): -86.6 -85.8 -85.9 -86.2 -86.2 -86.8 -84.8 -83.2 -85.0 -82.1 -81.9 -81.3 -82.2 -82.5 -82.1 150mb RH (%): 1 1 1 1 1 1 2 3 2 3 4 5 5 6 5 150mb Dir: 222 231 260 259 301 335 340 320 288 243 243 251 252 245 234 150mb Speed(kt): 19 18 8 15 17 26 42 39 30 27 40 48 55 57 45 100mb GPH (m): 16119 16150 16157 16181 16204 16245 16264 16316 16344 16362 16352 16365 16354 16354 16324 100mb Temp (C): -54.4 -54.0 -54.1 -54.8 -55.4 -56.5 -58.6 -59.8 -63.5 -64.7 -61.6 -62.0 -60.5 -61.5 -60.8 100mb Dewpt(C): -88.7 -88.2 -84.0 -89.0 -85.0 -85.8 -87.4 -88.3 -88.2 -87.5 -90.1 -90.1 -89.2 -85.5 -89.0 100mb RH (%): 1 1 2 1 2 2 2 2 3 4 2 2 2 4 2 100mb Dir: 253 256 284 260 346 298 321 305 266 250 252 227 256 241 240 100mb Speed(kt): 5 10 6 5 12 11 22 16 17 26 28 28 36 22 29