Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z OCT 18, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 998.2 998.3 996.2 994.8 990.4 988.9 989.3 991.2 991.7 993.2 993.2 993.1 989.8 990.1 989.9 Mean SLP (mb): 1022.4 1022.9 1021.1 1019.3 1014.3 1013.2 1013.7 1015.7 1016.0 1017.8 1018.0 1017.7 1013.7 1014.4 1014.3 2m agl Tmp (F): 63.2 53.5 45.5 53.5 64.7 56.2 53.4 52.8 56.0 50.4 45.6 52.0 65.9 58.1 53.2 2m agl Dewpt(F): 48.7 44.6 44.4 44.4 41.0 39.4 42.2 47.4 47.0 47.0 45.0 44.8 41.6 37.7 35.8 2m agl RH (%): 58 71 96 71 41 52 65 81 71 88 98 76 40 46 51 10m agl Dir: 314 342 69 55 55 77 160 188 245 21 81 38 61 74 79 10m agl Spd(kt): 4 3 3 4 4 3 2 4 2 2 2 3 7 7 5 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 0.00 0.00 0.00 0.00 0.00 Sfc CAPE (J/kg): 24.6 0.0 0.1 0.0 0.0 0.0 0.0 0.4 8.5 0.8 0.0 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -1.0 -5.4 -0.1 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 100.4 71.1 37.2 52.5 117.7 136.8 69.1 81.8 44.0 55.2 67.9 87.5 132.6 165.2 110.7 Precip H20 (in): 0.47 0.36 0.32 0.31 0.46 0.63 0.64 0.82 0.60 0.55 0.53 0.47 0.57 0.52 0.52 Lifted Index(C): 8.9 10.3 11.8 14.4 9.5 5.2 7.5 7.7 5.9 5.5 5.8 7.4 5.1 5.9 5.4 700mb VV(-ub/s): 0.4 -1.2 -1.5 -1.4 1.1 2.5 0.7 -1.5 -0.4 -1.2 -1.3 0.1 0.3 0.5 2.2 Thk1000-500mb(m)5551.3 5537.7 5539.8 5560.0 5576.8 5565.8 5535.5 5496.4 5490.4 5485.6 5490.8 5517.7 5559.0 5562.6 5566.2 Thk1000-850mb(m)1351.6 1345.4 1342.2 1347.9 1361.8 1358.4 1345.7 1338.8 1341.4 1340.7 1341.0 1351.7 1371.3 1371.5 1370.7 Thk850-700mb(m):1562.9 1567.0 1571.3 1577.9 1580.0 1577.3 1568.1 1556.0 1554.8 1562.5 1565.7 1572.2 1584.9 1590.9 1591.4 SWEAT Index: 55.4 51.1 46.3 43.7 41.3 95.3 102.3 63.5 42.9 40.2 43.1 43.7 31.0 32.6 40.7 Total Totals Idx 27.1 16.0 12.3 20.7 34.5 41.7 40.6 39.4 40.6 36.2 33.3 37.8 43.6 39.5 42.8 Frz Hgt(ft amsl) 10811 9433 9770 11767 11894 11501 10223 7724 7699 8432 8543 9102 9898 10207 10007 0WetBlbHgt(amsl) 5261 4393 4455 4876 5908 6649 6162 5543 5402 4768 4675 6071 7138 7513 7665 Equil Prs (mb): 780 998 996 995 990 989 989 991 836 993 993 993 990 990 990 Equil Hgt(amsl): 7345 26 26 26 26 26 26 26 5295 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: 33.5 46.2 46.6 52.0 53.8 51.4 46.0 28.9 26.5 35.9 40.1 41.7 49.7 51.9 48.9 Showalter Index: 14.9 17.2 17.1 16.4 10.0 5.7 6.8 8.1 7.9 10.1 10.3 8.3 4.9 6.6 5.0 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 293 313 319 242 231 236 243 241 256 244 241 194 185 206 229 Storm Spd (kts): 14 12 10 8 10 15 13 11 9 9 9 10 10 13 12 2m HeatIndex(F): 63 53 46 53 65 56 53 53 56 50 46 52 66 58 53 2m WindChill(F): 63 53 46 53 65 56 53 53 56 50 46 52 66 58 53 1000mb GPH (m): 189 190 172 160 121 110 114 130 134 147 147 146 117 120 119 950mb GPH (m): 622 619 598 587 557 542 542 556 563 574 572 574 554 554 551 950mb Temp (C): 12.2 10.4 9.3 11.0 14.5 13.7 10.4 7.9 9.5 9.1 9.0 11.4 15.5 14.9 15.6 950mb Dewpt(C): 7.4 5.6 5.4 1.9 3.5 2.0 5.0 7.8 7.3 6.9 5.9 3.3 3.8 2.4 1.3 950mb RH (%): 72 72 76 53 47 45 69 99 86 86 80 57 45 42 37 950mb Dir: 330 1 42 83 67 104 183 187 237 351 5 76 70 91 103 950mb Speed(kt): 5 16 5 14 8 12 8 5 2 5 4 11 14 23 15 900mb GPH (m): 1072 1067 1045 1036 1010 994 990 1002 1009 1020 1019 1025 1009 1011 1008 900mb Temp (C): 7.9 8.0 8.0 9.1 10.4 10.8 8.3 6.7 6.4 6.6 7.6 10.5 13.0 15.0 14.4 900mb Dewpt(C): 6.5 -4.4 -2.6 -2.4 2.7 3.0 3.0 3.3 4.8 2.8 1.9 -5.3 0.8 -0.9 -1.3 900mb RH (%): 91 41 47 44 58 58 69 78 90 77 67 32 43 33 33 900mb Dir: 332 12 32 100 72 152 229 209 250 356 17 88 88 117 146 900mb Speed(kt): 6 12 6 15 11 11 8 7 4 4 6 15 23 19 9 850mb GPH (m): 1540 1535 1514 1508 1483 1468 1460 1469 1475 1488 1488 1498 1488 1492 1489 850mb Temp (C): 4.7 6.0 7.1 7.2 7.5 7.6 4.7 3.8 3.3 5.0 6.4 8.4 10.9 12.9 13.3 850mb Dewpt(C): -4.7 -20.3 -24.7 -13.4 -0.7 3.6 4.1 2.0 -0.1 -8.2 -13.6 -9.5 -2.2 -7.8 -5.3 850mb RH (%): 50 13 8 21 56 76 96 88 78 38 22 27 39 23 27 850mb Dir: 325 354 29 101 148 179 208 210 257 303 35 108 121 149 196 850mb Speed(kt): 6 8 7 12 7 8 7 8 4 1 5 10 8 6 9 800mb GPH (m): 2031 2029 2010 2004 1980 1964 1951 1960 1965 1980 1983 1995 1990 1996 1994 800mb Temp (C): 2.3 4.5 5.4 5.9 5.9 4.4 2.5 2.8 1.6 3.3 4.3 5.5 7.7 9.2 9.1 800mb Dewpt(C): -18.1 -47.8 -52.2 -46.7 -19.6 -3.6 -5.0 -17.6 -13.0 -22.1 -14.2 -9.2 -7.7 -8.9 -7.9 800mb RH (%): 21 1 1 1 14 56 57 21 33 14 24 34 32 27 29 800mb Dir: 332 355 356 68 158 199 197 209 240 241 66 112 154 179 213 800mb Speed(kt): 6 7 9 4 7 14 10 11 7 2 2 8 7 11 13 750mb GPH (m): 2550 2551 2533 2529 2505 2488 2473 2478 2482 2500 2505 2519 2517 2526 2524 750mb Temp (C): 1.2 1.6 2.1 3.6 4.1 3.8 2.8 -0.9 -0.6 0.5 0.8 2.0 3.6 4.6 4.6 750mb Dewpt(C): -37.9 -50.8 -43.0 -49.3 -50.6 -48.4 -42.5 -11.0 -20.8 -12.0 -4.0 -11.7 -9.7 -9.8 -8.5 750mb RH (%): 4 1 2 1 1 1 2 46 20 39 70 36 37 34 38 750mb Dir: 317 344 334 93 181 207 212 206 246 233 181 139 183 202 209 750mb Speed(kt): 7 8 7 1 9 17 11 15 8 4 4 9 12 16 16 700mb GPH (m): 3103 3102 3086 3086 3063 3045 3028 3025 3030 3050 3054 3070 3073 3083 3081 700mb Temp (C): 0.4 -1.1 -0.5 2.2 2.4 2.0 0.4 -4.3 -2.9 -3.2 -3.6 -2.3 -0.4 0.2 -0.3 700mb Dewpt(C): -35.1 -54.8 -51.7 -42.8 -42.6 -48.6 -33.4 -5.0 -10.2 -7.1 -7.0 -7.1 -14.1 -12.3 -6.8 700mb RH (%): 5 1 1 2 2 1 6 95 57 74 77 70 35 38 61 700mb Dir: 256 289 289 222 204 214 217 203 236 222 210 173 182 207 207 700mb Speed(kt): 18 8 9 3 13 21 15 22 11 8 8 11 18 20 21 650mb GPH (m): 3696 3691 3676 3681 3658 3640 3618 3608 3615 3632 3636 3655 3660 3671 3669 650mb Temp (C): -0.8 -2.3 -1.6 -0.4 -0.1 -0.6 -2.4 -5.6 -5.7 -7.1 -5.9 -4.6 -5.1 -4.3 -4.2 650mb Dewpt(C): -45.4 -52.5 -41.7 -24.0 -27.3 -24.0 -26.6 -5.6 -10.3 -12.3 -19.5 -24.0 -11.9 -17.6 -18.7 650mb RH (%): 2 1 3 15 11 15 14 100 70 66 33 21 59 35 32 650mb Dir: 252 256 278 252 220 218 214 204 223 206 206 191 191 206 207 650mb Speed(kt): 33 18 16 7 17 24 23 25 16 16 18 14 22 20 21 600mb GPH (m): 4330 4323 4309 4314 4292 4272 4248 4233 4238 4253 4260 4281 4284 4296 4294 600mb Temp (C): -4.0 -4.5 -5.0 -5.5 -5.3 -6.2 -6.4 -7.5 -8.0 -9.1 -9.0 -8.5 -8.1 -8.7 -7.9 600mb Dewpt(C): -34.8 -37.2 -26.2 -20.3 -19.6 -17.7 -12.9 -8.3 -28.4 -46.5 -34.0 -22.9 -16.8 -20.3 -26.3 600mb RH (%): 7 6 17 31 32 40 60 94 18 3 12 31 50 39 22 600mb Dir: 253 254 277 252 217 215 214 232 218 198 202 192 179 208 209 600mb Speed(kt): 37 28 22 15 20 29 31 19 18 22 20 17 13 19 18 550mb GPH (m): 5010 5001 4985 4990 4969 4948 4924 4905 4907 4919 4925 4948 4955 4965 4965 550mb Temp (C): -8.7 -9.8 -9.9 -9.6 -9.6 -10.0 -10.5 -12.1 -13.1 -14.4 -14.6 -13.6 -12.0 -13.6 -12.3 550mb Dewpt(C): -29.6 -28.8 -23.5 -31.2 -19.4 -11.2 -12.1 -13.4 -29.8 -30.3 -32.1 -30.1 -23.1 -21.0 -27.8 550mb RH (%): 17 20 32 16 45 91 88 90 24 25 22 24 40 54 27 550mb Dir: 253 255 268 258 219 218 215 230 225 209 210 203 182 198 214 550mb Speed(kt): 40 32 27 19 24 35 33 21 26 27 21 18 12 22 19 500mb GPH (m): 5740 5728 5712 5720 5698 5676 5649 5627 5624 5633 5638 5664 5676 5683 5685 500mb Temp (C): -13.6 -15.2 -14.9 -13.4 -13.9 -15.2 -15.9 -16.8 -18.7 -19.7 -20.2 -19.5 -17.4 -17.2 -17.4 500mb Dewpt(C): -29.8 -20.5 -31.4 -56.6 -26.7 -15.9 -18.4 -19.2 -38.0 -33.2 -34.9 -30.4 -33.1 -21.3 -27.6 500mb RH (%): 25 64 24 2 34 94 81 82 17 30 27 38 25 70 42 500mb Dir: 251 252 266 258 225 221 220 212 219 215 224 214 191 186 219 500mb Speed(kt): 43 36 33 19 27 36 38 23 36 38 32 23 15 20 23 450mb GPH (m): 6533 6515 6500 6511 6491 6463 6433 6411 6400 6405 6410 6438 6456 6465 6465 450mb Temp (C): -18.6 -20.3 -20.0 -19.5 -19.3 -20.2 -21.2 -21.6 -24.7 -25.5 -25.7 -24.6 -22.8 -22.5 -23.7 450mb Dewpt(C): -32.3 -23.0 -54.1 -43.9 -34.8 -21.8 -23.2 -23.5 -39.2 -34.4 -36.0 -36.1 -36.4 -29.6 -28.8 450mb RH (%): 30 79 4 10 25 87 84 85 26 44 39 35 29 53 64 450mb Dir: 250 252 267 258 228 223 218 191 216 210 220 217 221 182 215 450mb Speed(kt): 49 42 41 23 29 43 51 34 48 50 43 32 21 13 21 400mb GPH (m): 7399 7376 7361 7372 7355 7325 7294 7268 7246 7247 7251 7285 7308 7318 7315 400mb Temp (C): -25.0 -26.7 -26.6 -26.7 -25.4 -26.0 -26.9 -27.6 -30.3 -32.1 -32.2 -30.3 -29.2 -29.1 -29.5 400mb Dewpt(C): -37.8 -32.9 -43.2 -40.2 -41.3 -29.2 -29.0 -30.0 -37.5 -36.8 -37.4 -39.8 -41.0 -39.2 -36.4 400mb RH (%): 30 57 20 28 22 75 83 80 50 64 61 40 32 39 52 400mb Dir: 250 251 269 256 231 225 215 184 207 203 213 213 222 205 196 400mb Speed(kt): 58 50 45 31 32 45 55 47 64 54 49 44 32 14 11 350mb GPH (m): 8353 8324 8309 8320 8307 8278 8240 8212 8182 8175 8179 8219 8244 8255 8250 350mb Temp (C): -32.7 -34.3 -34.4 -34.3 -33.5 -32.8 -34.8 -35.8 -36.4 -38.9 -39.2 -37.9 -37.2 -37.0 -37.5 350mb Dewpt(C): -44.9 -43.0 -52.1 -46.0 -39.1 -42.6 -38.1 -39.0 -39.9 -43.0 -44.7 -43.2 -47.9 -42.4 -42.5 350mb RH (%): 30 42 16 31 58 38 73 73 70 66 57 59 34 58 61 350mb Dir: 247 255 268 266 237 230 211 188 195 202 210 214 219 194 211 350mb Speed(kt): 61 56 53 38 36 54 58 57 73 62 61 67 45 18 14 300mb GPH (m): 9418 9384 9366 9379 9369 9343 9297 9263 9231 9213 9217 9260 9293 9302 9296 300mb Temp (C): -41.8 -42.5 -43.1 -42.7 -42.3 -42.0 -43.2 -45.3 -45.8 -46.6 -46.2 -46.3 -45.0 -45.3 -45.2 300mb Dewpt(C): -48.1 -54.1 -54.8 -50.7 -45.9 -45.6 -46.5 -48.9 -49.3 -52.3 -52.8 -52.7 -54.3 -51.9 -54.5 300mb RH (%): 52 29 28 43 69 68 71 68 69 54 49 50 36 49 36 300mb Dir: 244 252 269 263 240 223 209 200 194 202 208 216 209 209 233 300mb Speed(kt): 64 65 56 45 43 59 62 69 78 72 73 56 48 20 8 250mb GPH (m): 10625 10590 10570 10582 10574 10549 10499 10456 10426 10413 10418 10461 10496 10503 10500 250mb Temp (C): -52.2 -51.2 -51.3 -52.2 -52.4 -51.5 -51.3 -51.5 -50.7 -48.7 -48.4 -48.3 -48.7 -48.8 -48.9 250mb Dewpt(C): -56.8 -63.1 -61.4 -58.2 -55.6 -55.3 -55.8 -60.3 -63.4 -69.1 -70.2 -71.1 -68.0 -67.5 -68.7 250mb RH (%): 60 25 31 50 70 65 60 36 23 9 8 7 10 11 10 250mb Dir: 246 253 267 263 243 226 213 208 200 208 221 216 222 142 352 250mb Speed(kt): 65 63 50 49 51 60 65 77 83 63 41 22 17 5 6 200mb GPH (m): 12036 12021 12004 12007 11994 11979 11933 11902 11881 11877 11884 11926 11954 11963 11952 200mb Temp (C): -58.9 -54.8 -54.3 -55.4 -56.2 -54.2 -54.3 -50.9 -49.8 -48.7 -48.9 -49.6 -50.7 -50.7 -52.3 200mb Dewpt(C): -69.0 -73.3 -72.2 -70.9 -70.3 -70.3 -71.5 -74.3 -78.4 -80.1 -80.2 -80.3 -77.9 -78.7 -78.0 200mb RH (%): 29 10 11 15 18 14 12 6 3 2 2 2 3 3 4 200mb Dir: 247 258 265 260 248 232 221 213 212 217 228 224 340 55 33 200mb Speed(kt): 66 60 57 58 61 66 77 74 59 40 18 16 2 1 5 150mb GPH (m): 13847 13858 13843 13837 13827 13824 13779 13762 13752 13757 13757 13792 13814 13821 13804 150mb Temp (C): -56.8 -55.4 -55.7 -56.1 -55.5 -54.7 -53.7 -52.8 -52.1 -51.1 -52.2 -53.0 -53.9 -53.3 -53.8 150mb Dewpt(C): -83.5 -82.2 -82.6 -82.8 -82.6 -84.5 -83.7 -83.4 -87.5 -86.4 -82.6 -83.2 -83.9 -83.4 -79.3 150mb RH (%): 3 3 3 3 3 2 2 2 1 1 2 2 2 2 4 150mb Dir: 261 261 262 252 249 239 226 221 225 215 231 241 230 192 209 150mb Speed(kt): 60 54 50 58 63 70 69 64 40 31 22 9 12 4 6 100mb GPH (m): 16398 16411 16389 16390 16379 16381 16353 16361 16350 16365 16356 16385 16391 16404 16385 100mb Temp (C): -60.9 -60.4 -60.9 -59.9 -60.1 -59.1 -58.4 -56.3 -55.8 -55.3 -55.4 -55.9 -56.9 -57.0 -57.3 100mb Dewpt(C): -86.5 -88.7 -89.1 -88.4 -88.4 -87.7 -87.2 -85.6 -85.3 -89.3 -85.0 -89.7 -86.1 -86.2 -130.6 100mb RH (%): 3 2 2 2 2 2 2 2 2 1 2 1 2 2 0 100mb Dir: 264 264 265 259 248 245 240 226 230 222 242 239 222 222 209 100mb Speed(kt): 49 45 45 43 41 41 34 29 28 19 20 12 13 12 14