Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z OCT 18, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 996.1 994.4 989.8 988.8 989.2 990.7 990.5 991.3 990.7 991.3 989.8 990.7 989.5 988.8 988.0 Mean SLP (mb): 1021.1 1019.0 1013.9 1013.1 1013.7 1015.3 1014.8 1015.8 1015.3 1015.4 1013.6 1014.8 1013.7 1012.9 1011.7 2m agl Tmp (F): 42.8 53.9 63.4 54.4 51.8 51.2 57.5 52.5 50.5 61.1 65.3 60.2 56.7 63.2 70.6 2m agl Dewpt(F): 40.2 39.4 40.4 36.9 40.9 46.2 44.7 44.6 39.0 38.4 39.9 37.3 35.6 41.6 46.5 2m agl RH (%): 90 57 42 51 66 83 62 74 64 42 38 42 44 44 41 10m agl Dir: 83 53 59 91 150 168 334 10 63 81 80 82 73 73 164 10m agl Spd(kt): 3 4 4 3 3 3 3 3 7 11 11 8 6 8 3 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): 0.0 0.0 0.0 0.0 0.0 0.2 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 -0.1 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): 42.5 55.3 103.5 118.2 58.4 98.1 31.8 53.6 100.2 168.5 127.4 84.4 54.2 73.3 15.3 Precip H20 (in): 0.36 0.32 0.46 0.53 0.55 0.74 0.51 0.56 0.63 0.59 0.56 0.61 0.59 0.64 0.86 Lifted Index(C): 11.9 14.2 10.1 7.2 9.2 9.9 7.1 5.8 6.1 4.6 5.2 4.1 3.5 2.1 1.4 700mb VV(-ub/s): -1.9 -1.3 1.2 0.8 0.7 0.5 0.2 -1.8 -2.5 -2.4 0.0 -0.7 -1.9 0.6 0.2 Thk1000-500mb(m)5546.4 5561.5 5573.8 5560.8 5525.7 5497.1 5503.0 5512.4 5534.7 5563.2 5585.4 5583.2 5588.1 5596.8 5596.1 Thk1000-850mb(m)1337.2 1345.0 1358.7 1353.7 1340.8 1336.5 1345.4 1350.8 1357.5 1363.6 1377.9 1377.9 1378.8 1381.4 1380.6 Thk850-700mb(m):1575.8 1580.7 1580.1 1577.6 1565.5 1558.9 1558.7 1566.2 1577.7 1592.8 1599.1 1600.7 1602.9 1604.4 1600.1 SWEAT Index: 47.6 41.0 42.4 95.3 89.9 46.8 24.2 31.8 39.7 66.3 41.5 26.6 25.0 26.9 36.8 Total Totals Idx 21.1 20.3 34.5 40.2 37.9 23.1 25.7 24.2 39.3 44.2 42.2 43.9 42.9 47.2 48.2 Frz Hgt(ft amsl) 11511 11909 11930 11351 9881 7827 7746 8670 9445 10613 10797 10753 10861 10921 10713 0WetBlbHgt(amsl) 4719 4832 5824 5898 5485 4433 4332 4636 7254 7909 8135 8610 8838 9036 10053 Equil Prs (mb): 996 994 990 989 989 991 990 991 991 991 990 991 990 989 988 Equil Hgt(amsl): 26 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: 52.1 52.7 52.9 52.4 46.6 36.6 36.7 39.8 43.7 50.3 52.7 52.5 50.7 50.7 47.5 Showalter Index: 15.6 15.8 10.3 6.7 8.9 15.1 13.7 12.8 7.5 4.4 5.1 4.2 4.6 2.4 1.9 Cap Strength(C):-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 -999.9 Storm Dir (deg): 328 230 235 240 240 247 247 152 180 160 168 172 169 157 198 Storm Spd (kts): 9 8 10 13 14 12 5 7 13 16 13 10 7 8 5 2m HeatIndex(F): 43 54 63 54 52 51 58 52 51 61 65 60 57 63 71 2m WindChill(F): 43 54 63 54 52 51 58 52 51 61 65 60 57 63 71 1000mb GPH (m): 171 157 117 109 114 126 123 131 126 129 116 125 115 108 100 950mb GPH (m): 594 583 552 540 541 551 553 560 555 562 553 560 549 543 541 950mb Temp (C): 7.7 9.8 13.7 12.7 9.9 7.5 10.3 11.6 12.3 12.0 15.2 15.7 16.5 16.7 18.1 950mb Dewpt(C): 5.5 2.0 3.2 1.3 4.8 6.6 6.3 6.3 0.8 1.6 3.0 2.5 2.5 3.3 6.6 950mb RH (%): 86 58 48 45 70 94 76 70 45 48 43 40 38 40 46 950mb Dir: 67 80 69 106 185 170 343 30 82 84 84 94 91 85 145 950mb Speed(kt): 3 14 7 11 8 5 4 9 22 25 22 24 19 20 4 900mb GPH (m): 1039 1031 1004 991 988 995 1000 1010 1007 1014 1011 1019 1009 1005 1000 900mb Temp (C): 7.1 8.6 9.9 9.6 6.9 6.2 7.6 9.3 11.7 12.4 16.0 16.6 16.9 17.2 14.1 900mb Dewpt(C): 1.6 -2.0 2.5 2.9 2.9 2.6 -1.8 2.7 1.5 1.1 -1.0 -0.8 0.6 1.2 4.5 900mb RH (%): 68 47 60 62 75 77 51 63 49 46 31 30 32 33 52 900mb Dir: 29 93 77 166 215 196 24 63 100 99 108 115 107 108 176 900mb Speed(kt): 7 16 12 9 9 7 5 8 24 40 22 17 11 13 1 850mb GPH (m): 1509 1502 1476 1463 1454 1463 1469 1482 1484 1493 1494 1502 1493 1490 1481 850mb Temp (C): 7.1 7.9 7.2 6.5 3.4 5.6 5.6 7.3 9.7 12.3 13.9 14.3 14.9 15.0 12.5 850mb Dewpt(C): -15.8 -15.9 -1.2 3.6 2.4 -15.7 -16.1 -20.0 -4.6 -2.7 -6.0 -5.8 -6.4 -2.7 1.4 850mb RH (%): 18 17 55 81 93 20 19 12 36 34 24 24 22 29 46 850mb Dir: 35 102 129 188 203 226 52 78 97 116 140 143 20 93 117 850mb Speed(kt): 9 11 6 9 9 6 2 8 9 23 9 3 4 5 2 800mb GPH (m): 2005 1999 1972 1959 1946 1954 1961 1977 1983 1998 2000 2010 2002 1999 1987 800mb Temp (C): 5.8 6.1 5.9 5.3 3.8 1.9 2.5 4.4 5.7 9.2 10.1 10.7 11.1 11.4 10.2 800mb Dewpt(C): -40.5 -36.8 -21.3 -19.9 -26.0 -7.3 -9.1 -27.9 -2.7 -5.2 -8.3 -8.2 -5.7 -5.3 0.3 800mb RH (%): 2 3 12 14 9 50 42 8 54 35 26 25 30 30 50 800mb Dir: 14 63 150 199 217 235 173 98 146 142 155 188 12 82 162 800mb Speed(kt): 7 4 6 13 11 8 2 7 5 15 8 2 3 5 3 750mb GPH (m): 2529 2524 2498 2483 2467 2473 2479 2498 2507 2527 2532 2543 2535 2533 2520 750mb Temp (C): 3.1 4.1 4.3 3.8 1.8 -0.4 -0.7 0.8 2.7 5.0 6.2 6.5 6.5 6.9 6.5 750mb Dewpt(C): -33.4 -49.2 -51.2 -61.4 -51.0 -4.4 -9.5 -15.9 -9.7 -8.6 -9.1 -6.9 -5.8 -4.0 0.1 750mb RH (%): 5 1 1 0 1 74 51 28 40 36 32 37 41 46 64 750mb Dir: 324 4 183 209 228 203 203 135 153 141 158 172 150 115 181 750mb Speed(kt): 5 1 8 15 12 12 7 8 10 15 14 6 2 6 6 700mb GPH (m): 3085 3083 3056 3041 3020 3022 3027 3048 3061 3086 3093 3103 3096 3094 3081 700mb Temp (C): 1.2 2.9 2.5 2.1 0.0 -3.0 -2.9 -2.4 -1.3 1.1 1.8 1.4 1.9 2.0 1.4 700mb Dewpt(C): -50.5 -38.7 -43.3 -49.5 -43.0 -5.9 -9.3 -10.5 -6.8 -14.1 -6.9 -7.2 -6.3 -8.2 -1.6 700mb RH (%): 1 3 2 1 2 80 61 54 66 31 52 53 54 47 80 700mb Dir: 295 252 204 215 220 203 199 140 161 144 158 162 160 144 169 700mb Speed(kt): 9 3 12 19 17 22 6 10 17 18 19 10 7 9 7 650mb GPH (m): 3678 3678 3651 3635 3610 3607 3613 3633 3647 3676 3685 3695 3688 3686 3672 650mb Temp (C): -0.5 -0.3 -0.1 -0.9 -2.6 -4.9 -4.7 -5.4 -5.1 -3.1 -3.6 -3.4 -3.4 -3.0 -3.1 650mb Dewpt(C): -36.2 -26.7 -30.9 -31.2 -33.7 -6.7 -11.5 -10.4 -15.8 -18.0 -10.4 -8.4 -10.5 -14.0 -6.1 650mb RH (%): 5 12 8 8 7 88 59 68 43 31 59 68 58 43 80 650mb Dir: 290 252 216 219 211 221 182 137 172 151 159 160 163 152 160 650mb Speed(kt): 15 8 17 23 22 21 5 8 21 22 23 15 10 8 11 600mb GPH (m): 4312 4312 4285 4267 4239 4233 4237 4257 4271 4303 4311 4321 4314 4314 4301 600mb Temp (C): -4.8 -4.9 -4.9 -5.1 -6.5 -8.2 -8.3 -8.8 -8.6 -7.8 -7.9 -8.7 -8.5 -7.5 -6.9 600mb Dewpt(C): -27.1 -22.4 -23.9 -26.5 -14.8 -10.5 -28.4 -16.5 -21.4 -19.8 -24.3 -12.8 -17.6 -20.9 -13.2 600mb RH (%): 16 24 21 17 52 84 18 54 35 38 26 72 48 34 61 600mb Dir: 278 245 221 218 206 254 183 148 184 154 155 156 177 164 161 600mb Speed(kt): 19 14 20 27 30 20 5 13 26 22 23 20 9 10 12 550mb GPH (m): 4990 4990 4963 4944 4914 4902 4908 4925 4941 4972 4981 4989 4983 4985 4974 550mb Temp (C): -9.4 -9.4 -9.9 -10.4 -10.6 -12.6 -12.3 -13.1 -12.7 -12.5 -12.6 -13.2 -12.8 -12.1 -11.6 550mb Dewpt(C): -28.4 -25.2 -16.5 -14.3 -12.6 -16.8 -34.7 -22.7 -18.2 -21.8 -27.5 -25.1 -28.2 -24.5 -20.6 550mb RH (%): 20 27 59 74 85 71 14 45 63 46 28 37 27 35 48 550mb Dir: 277 243 224 222 206 232 229 132 184 167 150 159 181 170 167 550mb Speed(kt): 23 17 26 30 38 26 11 17 29 23 23 22 11 13 13 500mb GPH (m): 5718 5719 5691 5670 5639 5623 5626 5643 5661 5692 5701 5708 5703 5705 5696 500mb Temp (C): -14.9 -14.1 -14.2 -15.0 -16.1 -16.6 -18.1 -18.4 -17.1 -17.3 -17.2 -17.7 -17.2 -17.5 -17.1 500mb Dewpt(C): -30.5 -31.6 -26.6 -17.0 -17.3 -19.5 -39.4 -21.8 -20.1 -21.7 -30.8 -30.1 -31.5 -21.9 -23.0 500mb RH (%): 26 22 35 85 90 79 14 75 78 69 30 34 28 69 61 500mb Dir: 274 245 230 225 212 211 222 150 178 168 149 167 186 167 187 500mb Speed(kt): 30 19 29 34 43 34 21 16 22 20 23 20 16 16 16 450mb GPH (m): 6505 6509 6483 6458 6425 6406 6404 6421 6443 6475 6484 6487 6484 6485 6477 450mb Temp (C): -20.6 -19.4 -19.0 -20.5 -21.2 -22.8 -24.1 -23.6 -22.2 -22.2 -22.2 -22.9 -22.9 -23.2 -23.2 450mb Dewpt(C): -36.5 -41.6 -34.4 -22.3 -24.0 -25.8 -36.8 -26.3 -26.9 -27.0 -29.9 -30.7 -30.2 -27.2 -28.8 450mb RH (%): 24 13 25 85 79 77 31 79 66 66 50 50 52 71 61 450mb Dir: 274 251 233 226 215 203 213 199 177 162 150 159 195 182 192 450mb Speed(kt): 35 24 33 41 48 47 32 24 23 18 22 19 17 20 17 400mb GPH (m): 7364 7372 7347 7320 7283 7258 7252 7273 7297 7330 7339 7340 7335 7335 7326 400mb Temp (C): -27.1 -26.1 -25.6 -26.1 -27.4 -28.8 -29.8 -29.0 -28.8 -28.5 -27.9 -29.2 -29.8 -30.0 -30.2 400mb Dewpt(C): -40.7 -43.4 -36.7 -30.6 -31.7 -32.4 -37.6 -31.7 -33.9 -34.2 -32.2 -34.4 -38.7 -35.7 -36.0 400mb RH (%): 28 19 36 66 67 72 48 78 62 59 67 62 43 58 58 400mb Dir: 277 252 232 227 215 202 205 185 184 182 165 146 202 186 184 400mb Speed(kt): 43 28 37 48 56 56 52 37 32 24 19 19 18 24 23 350mb GPH (m): 8311 8322 8300 8271 8228 8199 8190 8210 8235 8268 8279 8278 8269 8268 8260 350mb Temp (C): -34.7 -34.1 -33.1 -33.2 -35.2 -36.2 -36.6 -37.4 -37.5 -37.5 -36.5 -37.0 -38.1 -38.4 -38.0 350mb Dewpt(C): -46.6 -44.7 -36.8 -39.0 -38.6 -39.9 -41.0 -40.9 -43.2 -41.8 -41.8 -41.1 -46.3 -42.2 -47.2 350mb RH (%): 30 35 70 57 72 69 65 71 56 65 59 67 43 68 39 350mb Dir: 272 264 232 226 211 199 203 187 198 181 134 157 196 173 191 350mb Speed(kt): 52 34 44 55 60 64 69 46 55 35 14 16 29 23 36 300mb GPH (m): 9367 9381 9364 9334 9284 9248 9240 9253 9278 9311 9327 9322 9309 9306 9300 300mb Temp (C): -43.5 -42.8 -42.3 -42.3 -43.5 -45.3 -44.9 -46.6 -46.6 -46.6 -45.8 -46.7 -47.4 -48.3 -47.2 300mb Dewpt(C): -53.9 -52.6 -45.8 -45.9 -47.1 -48.8 -48.4 -50.3 -50.3 -50.3 -49.9 -50.5 -53.1 -51.6 -52.0 300mb RH (%): 33 35 70 69 69 69 69 67 67 67 65 66 54 70 59 300mb Dir: 273 266 239 223 210 199 200 196 192 181 160 161 190 159 193 300mb Speed(kt): 52 41 51 58 64 71 81 51 64 55 27 23 32 24 59 250mb GPH (m): 10568 10583 10566 10538 10482 10440 10432 10440 10467 10501 10521 10511 10493 10483 10484 250mb Temp (C): -51.7 -52.3 -52.4 -52.2 -52.1 -51.8 -52.4 -51.7 -51.9 -50.9 -50.3 -51.3 -53.4 -54.3 -53.9 250mb Dewpt(C): -61.6 -59.1 -56.2 -56.2 -56.8 -59.6 -60.8 -63.9 -62.6 -59.8 -61.1 -62.9 -60.5 -62.8 -63.4 250mb RH (%): 32 46 65 64 59 41 38 24 29 36 29 26 44 36 33 250mb Dir: 270 267 240 224 212 206 205 203 200 182 168 158 175 168 195 250mb Speed(kt): 50 47 51 61 66 79 84 60 46 45 36 26 28 22 47 200mb GPH (m): 11999 12006 11991 11964 11915 11885 11875 11888 11907 11950 11969 11954 11923 11913 11914 200mb Temp (C): -54.7 -56.0 -55.2 -54.3 -54.1 -51.6 -51.3 -50.5 -52.1 -52.5 -53.9 -53.1 -53.4 -53.5 -53.5 200mb Dewpt(C): -72.3 -70.9 -71.3 -72.3 -72.2 -73.6 -79.7 -77.8 -77.7 -74.3 -70.7 -75.9 -75.9 -77.1 -76.4 200mb RH (%): 11 16 14 11 11 7 3 3 4 7 13 6 6 5 6 200mb Dir: 266 259 249 229 221 211 213 206 201 191 176 161 176 184 202 200mb Speed(kt): 60 59 63 70 79 68 64 42 36 33 19 23 26 23 26 150mb GPH (m): 13837 13837 13829 13806 13761 13748 13743 13761 13770 13806 13812 13811 13782 13769 13759 150mb Temp (C): -55.5 -55.0 -55.3 -54.9 -54.1 -52.6 -52.3 -51.4 -52.5 -53.8 -54.7 -52.3 -53.0 -51.9 -53.8 150mb Dewpt(C): -82.4 -81.9 -82.1 -82.2 -84.0 -87.8 -87.2 -86.6 -87.3 -84.0 -84.5 -82.6 -83.1 -82.4 -83.8 150mb RH (%): 3 3 3 3 2 1 1 1 1 2 2 2 2 2 2 150mb Dir: 256 254 244 234 224 222 220 210 211 192 190 175 192 179 203 150mb Speed(kt): 52 58 68 71 68 58 45 31 21 24 16 20 24 25 27 100mb GPH (m): 16388 16387 16379 16371 16346 16348 16342 16366 16367 16395 16398 16401 16373 16369 16353 100mb Temp (C): -60.4 -60.4 -60.5 -58.2 -57.0 -55.1 -55.5 -55.0 -55.7 -56.1 -56.6 -56.3 -55.5 -55.3 -54.4 100mb Dewpt(C): -88.8 -88.8 -84.7 -87.1 -86.1 -89.2 -89.5 -89.1 -85.2 -89.9 -85.9 -90.1 -89.5 -89.4 -84.2 100mb RH (%): 2 2 4 2 2 1 1 1 2 1 2 1 1 1 2 100mb Dir: 264 255 244 240 239 232 223 225 221 195 199 195 186 203 206 100mb Speed(kt): 41 40 41 40 37 31 24 22 17 13 18 20 22 21 21