Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z OCT 25, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.0 991.1 989.4 989.6 989.3 990.6 990.8 993.0 994.8 994.9 993.6 993.5 991.4 992.1 991.8 Mean SLP (mb): 1015.7 1015.8 1014.0 1014.1 1013.8 1015.2 1015.3 1017.6 1019.5 1019.6 1018.2 1018.3 1016.3 1017.0 1016.5 2m agl Tmp (F): 47.5 46.6 48.0 50.2 48.6 50.6 50.3 49.8 48.7 50.1 50.7 46.7 43.1 44.1 48.0 2m agl Dewpt(F): 38.1 39.0 47.1 47.0 47.6 48.6 49.5 49.0 47.9 48.8 46.8 42.9 41.9 42.9 41.3 2m agl RH (%): 69 75 97 88 96 93 97 97 97 95 86 86 95 95 77 10m agl Dir: 104 86 119 104 107 160 211 244 236 222 255 220 183 236 189 10m agl Spd(kt): 4 7 7 5 6 6 2 4 4 3 5 4 8 4 6 6hr Precip (in): 0.00 0.04 0.30 0.04 0.14 0.16 0.17 0.07 0.05 0.03 0.07 0.01 0.05 0.20 0.04 AccumPrecip(in): 0.00 0.04 0.34 0.38 0.53 0.69 0.86 0.93 0.98 1.02 1.08 1.10 1.15 1.35 1.39 Sfc CAPE (J/kg): 0.0 0.0 0.0 10.2 9.6 84.5 65.3 75.9 92.8 130.0 86.7 39.5 9.6 17.2 85.7 Sfc CINH (J/kg): 0.0 0.0 0.0 -5.8 -3.9 0.0 -5.6 0.0 0.0 0.0 0.0 -0.4 0.0 -14.5 -0.1 0-3km Hel(J/kg): 215.9 229.5 260.0 101.1 174.0 54.8 70.7 68.4 66.8 66.0 52.1 104.8 181.3 94.8 78.9 Precip H20 (in): 0.60 0.86 0.81 0.67 0.74 0.70 0.74 0.66 0.63 0.60 0.58 0.51 0.56 0.50 0.49 Lifted Index(C): 10.1 2.6 2.5 2.7 -0.9 1.0 -0.4 3.1 4.7 4.5 7.8 10.1 10.7 9.5 6.1 700mb VV(-ub/s): 5.1 7.3 2.9 0.3 2.2 -0.8 1.6 0.6 -0.9 0.9 1.2 0.3 3.0 2.1 -0.3 Thk1000-500mb(m)5496.6 5469.8 5458.0 5427.4 5404.1 5401.5 5413.3 5415.2 5408.6 5416.7 5436.5 5420.9 5400.3 5353.1 5338.9 Thk1000-850mb(m)1338.9 1335.8 1335.6 1335.0 1332.4 1330.7 1336.2 1332.3 1328.1 1326.7 1327.4 1318.3 1318.0 1315.9 1318.5 Thk850-700mb(m):1566.2 1559.2 1553.7 1542.8 1543.1 1537.8 1542.1 1538.7 1531.3 1533.9 1534.8 1529.1 1526.8 1519.0 1517.5 SWEAT Index: 173.7 219.3 168.4 122.9 277.6 159.6 202.4 67.7 51.9 43.3 49.9 60.6 156.6 84.7 75.8 Total Totals Idx 30.6 48.4 50.1 49.3 58.4 54.0 55.7 49.2 46.6 45.7 39.1 37.2 37.3 39.3 45.3 Frz Hgt(ft amsl) 8777 7673 7223 6123 6118 5688 6102 5711 5314 5249 5213 4352 4457 4068 4011 0WetBlbHgt(amsl) 4580 7656 6982 5583 6031 5608 6020 5635 5235 5078 4899 3965 4402 3876 3899 Equil Prs (mb): 991 991 989 838 499 402 483 714 681 696 723 753 991 643 589 Equil Hgt(amsl): 26 26 26 5150 18163 23161 19015 9378 10622 10055 9045 7959 26 11860 14023 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 50.1 35.4 23.3 27.0 20.8 22.1 22.4 20.6 20.0 18.2 21.6 21.9 23.7 22.8 29.2 Showalter Index: 12.4 2.8 2.4 3.7 -1.4 1.4 0.1 3.8 5.5 6.1 9.5 11.2 10.9 10.3 7.4 Cap Strength(C):-999.9 -999.9 -999.9 1.1 1.0 -1.0 0.3 0.5 0.0 -1.7 0.0 4.7 -999.9 -0.3 0.0 Storm Dir (deg): 251 241 234 225 228 246 302 320 319 322 308 293 284 284 284 Storm Spd (kts): 23 24 26 21 13 9 10 11 10 10 12 16 24 20 16 2m HeatIndex(F): 47 47 48 50 49 51 50 50 49 50 51 47 43 44 48 2m WindChill(F): 47 47 48 50 49 51 50 50 49 50 51 47 43 44 48 1000mb GPH (m): 129 130 115 116 114 125 127 145 160 161 150 150 132 138 136 950mb GPH (m): 554 554 539 543 538 550 553 570 584 585 575 571 551 558 558 950mb Temp (C): 8.7 7.8 7.6 8.4 7.3 7.1 8.4 7.6 6.8 6.1 6.6 4.7 4.6 4.4 5.3 950mb Dewpt(C): 2.2 4.3 7.4 7.6 7.0 6.8 8.1 7.3 6.5 5.9 6.3 4.5 4.4 3.9 3.7 950mb RH (%): 63 78 98 95 98 98 98 98 98 98 98 98 99 97 90 950mb Dir: 165 148 154 163 141 189 224 261 264 236 258 229 196 234 195 950mb Speed(kt): 10 12 17 11 13 12 11 10 10 7 8 8 19 14 9 900mb GPH (m): 999 998 984 987 982 992 998 1014 1026 1026 1016 1010 991 996 996 900mb Temp (C): 6.9 6.0 6.0 5.2 4.7 4.3 5.4 4.8 3.8 3.6 3.6 1.5 2.5 1.5 1.4 900mb Dewpt(C): -0.7 5.8 5.8 5.0 4.6 3.8 5.1 4.5 3.6 2.7 2.8 0.9 2.3 1.1 1.2 900mb RH (%): 58 98 98 98 99 96 98 98 98 94 94 95 99 98 98 900mb Dir: 194 188 197 184 190 211 255 275 276 252 262 232 231 292 210 900mb Speed(kt): 18 25 28 17 23 14 12 9 13 9 9 11 24 11 12 850mb GPH (m): 1467 1465 1451 1451 1446 1456 1463 1477 1488 1488 1478 1468 1450 1454 1454 850mb Temp (C): 5.7 4.4 3.9 2.1 3.0 1.7 2.8 1.8 0.9 0.6 0.7 -0.7 -0.6 -1.3 -1.5 850mb Dewpt(C): -11.0 4.4 3.5 1.5 2.7 1.5 2.5 1.5 0.6 0.1 -0.5 -2.4 -0.9 -2.5 -2.2 850mb RH (%): 29 100 98 96 98 98 98 98 98 96 92 88 98 91 95 850mb Dir: 205 202 211 189 206 225 255 266 278 268 266 250 248 276 245 850mb Speed(kt): 22 23 26 22 23 15 9 10 14 12 14 13 22 11 14 800mb GPH (m): 1961 1958 1942 1939 1934 1942 1951 1963 1972 1972 1962 1949 1933 1935 1934 800mb Temp (C): 3.8 2.3 1.8 -0.4 -0.5 -1.3 -0.6 -1.5 -2.5 -2.0 -2.2 -3.7 -3.1 -4.4 -4.4 800mb Dewpt(C): -12.7 2.3 1.3 -3.4 -0.9 -1.6 -1.0 -1.9 -2.8 -3.0 -3.4 -6.1 -3.4 -6.1 -5.4 800mb RH (%): 29 100 96 80 97 98 97 97 97 93 92 84 98 88 93 800mb Dir: 217 216 208 191 209 228 254 261 277 272 258 257 256 262 258 800mb Speed(kt): 28 24 26 26 20 15 11 10 13 18 17 16 22 18 15 750mb GPH (m): 2482 2476 2459 2452 2448 2453 2463 2475 2482 2482 2472 2456 2441 2440 2439 750mb Temp (C): 1.2 -0.8 -1.8 -3.3 -3.5 -4.4 -3.6 -4.4 -6.0 -5.5 -4.6 -6.4 -5.7 -7.6 -7.9 750mb Dewpt(C): -4.8 -0.9 -3.7 -9.5 -4.0 -5.1 -4.1 -5.4 -6.0 -6.2 -7.2 -10.4 -6.0 -8.8 -8.7 750mb RH (%): 64 99 87 62 96 94 96 93 99 95 83 73 98 91 94 750mb Dir: 224 219 205 191 222 229 255 273 291 277 257 261 262 253 267 750mb Speed(kt): 33 28 31 24 17 14 13 13 15 19 19 20 24 23 16 700mb GPH (m): 3034 3025 3005 2994 2989 2994 3005 3016 3019 3022 3013 2997 2977 2973 2972 700mb Temp (C): -2.2 -3.3 -4.6 -6.5 -6.7 -7.7 -6.8 -6.2 -8.4 -6.8 -6.5 -5.3 -10.3 -11.2 -11.3 700mb Dewpt(C): -3.2 -3.4 -8.2 -10.5 -7.9 -9.2 -8.9 -12.8 -11.9 -16.1 -15.4 -17.7 -11.4 -12.8 -13.6 700mb RH (%): 93 99 76 74 91 89 85 60 75 48 49 38 92 88 83 700mb Dir: 227 217 213 204 221 229 263 285 292 290 268 266 270 245 273 700mb Speed(kt): 36 35 36 21 17 13 14 16 17 13 20 25 28 26 19 650mb GPH (m): 3618 3608 3584 3569 3564 3567 3579 3592 3592 3598 3590 3577 3546 3537 3536 650mb Temp (C): -6.2 -6.6 -8.0 -9.7 -10.8 -10.8 -10.5 -10.1 -10.1 -9.3 -7.9 -7.0 -11.6 -15.2 -15.0 650mb Dewpt(C): -7.7 -6.7 -11.9 -18.5 -12.1 -13.3 -14.3 -19.3 -22.7 -23.5 -24.0 -29.4 -24.4 -21.3 -25.6 650mb RH (%): 89 99 73 49 90 82 74 47 36 31 27 15 35 60 41 650mb Dir: 227 218 216 218 212 222 279 292 298 303 280 272 264 242 270 650mb Speed(kt): 40 41 45 29 20 12 14 19 17 12 20 28 37 30 21 600mb GPH (m): 4240 4227 4202 4182 4172 4176 4190 4203 4205 4212 4208 4197 4158 4138 4135 600mb Temp (C): -9.6 -11.4 -11.4 -13.3 -15.9 -15.1 -14.8 -14.5 -13.1 -12.4 -10.6 -10.6 -12.3 -17.4 -19.1 600mb Dewpt(C): -21.6 -11.9 -14.0 -24.7 -17.9 -18.6 -18.3 -25.2 -30.4 -31.8 -32.1 -24.8 -35.7 -48.7 -37.1 600mb RH (%): 37 95 81 38 84 75 75 41 23 19 16 30 13 5 20 600mb Dir: 229 218 213 208 202 215 292 296 299 321 291 270 259 257 265 600mb Speed(kt): 44 46 50 42 18 11 13 16 15 12 19 33 48 36 24 550mb GPH (m): 4907 4888 4863 4838 4822 4828 4842 4856 4862 4871 4873 4859 4819 4787 4778 550mb Temp (C): -13.4 -16.4 -16.1 -17.5 -20.8 -19.6 -20.0 -18.6 -17.1 -16.7 -14.4 -15.5 -15.1 -19.4 -22.2 550mb Dewpt(C): -21.4 -19.4 -18.5 -25.0 -23.5 -24.1 -25.1 -34.1 -34.5 -28.8 -37.3 -27.0 -34.4 -53.3 -47.3 550mb RH (%): 52 78 82 52 79 68 65 25 21 35 13 37 18 4 9 550mb Dir: 230 216 207 200 191 214 295 319 298 327 300 267 259 256 259 550mb Speed(kt): 48 53 51 52 15 10 16 16 15 17 19 34 53 50 33 500mb GPH (m): 5625 5599 5573 5544 5518 5527 5540 5560 5569 5578 5587 5571 5533 5492 5474 500mb Temp (C): -18.0 -19.8 -21.4 -22.9 -26.4 -25.4 -25.2 -22.9 -22.5 -22.5 -19.5 -20.2 -19.4 -21.6 -24.5 500mb Dewpt(C): -22.8 -29.4 -25.4 -24.4 -31.6 -31.0 -34.4 -40.2 -37.4 -32.6 -40.0 -31.4 -44.1 -54.5 -51.7 500mb RH (%): 67 43 71 88 62 60 43 20 26 40 15 37 10 4 7 500mb Dir: 229 218 200 189 178 214 297 319 306 329 311 271 262 256 254 500mb Speed(kt): 54 60 54 55 11 10 20 26 18 18 22 34 56 63 49 450mb GPH (m): 6404 6374 6341 6308 6270 6280 6296 6324 6332 6343 6360 6344 6307 6263 6236 450mb Temp (C): -23.2 -24.5 -27.3 -28.4 -31.7 -32.1 -30.3 -27.6 -28.4 -28.0 -25.5 -24.5 -24.9 -25.4 -27.9 450mb Dewpt(C): -29.3 -41.0 -38.2 -31.1 -40.2 -39.2 -44.6 -45.1 -38.9 -43.0 -42.3 -38.6 -48.5 -55.2 -55.8 450mb RH (%): 58 21 36 78 44 51 25 18 37 24 20 27 10 5 6 450mb Dir: 228 218 202 179 184 204 308 311 309 330 313 274 264 255 253 450mb Speed(kt): 61 66 57 57 20 10 28 40 23 20 26 38 59 75 67 400mb GPH (m): 7255 7220 7177 7140 7092 7098 7126 7163 7164 7178 7202 7192 7151 7105 7073 400mb Temp (C): -29.6 -30.9 -33.7 -34.8 -37.5 -39.0 -33.6 -32.1 -34.1 -33.3 -32.1 -30.4 -31.4 -32.1 -33.0 400mb Dewpt(C): -38.8 -41.7 -47.8 -42.4 -47.3 -46.7 -53.7 -44.8 -47.4 -50.9 -42.7 -47.3 -47.3 -57.4 -59.5 400mb RH (%): 42 35 24 47 37 45 13 29 26 17 36 19 21 7 6 400mb Dir: 228 218 206 180 175 212 310 302 302 331 309 277 265 254 250 400mb Speed(kt): 66 73 59 57 26 9 48 55 30 26 30 35 62 78 82 350mb GPH (m): 8191 8151 8097 8057 8003 8005 8058 8094 8089 8104 8129 8123 8081 8032 7997 350mb Temp (C): -37.6 -38.7 -40.6 -41.2 -41.9 -41.3 -36.0 -37.9 -38.9 -38.4 -39.2 -38.7 -38.4 -39.4 -39.9 350mb Dewpt(C): -42.0 -42.9 -57.3 -47.5 -58.2 -61.2 -55.2 -45.7 -53.5 -54.4 -50.0 -47.7 -50.8 -52.7 -61.2 350mb RH (%): 65 66 17 52 17 11 13 45 21 19 32 40 28 25 10 350mb Dir: 232 216 208 187 177 297 311 296 289 333 309 291 263 249 248 350mb Speed(kt): 68 81 67 58 27 13 78 59 42 33 32 37 64 77 86 300mb GPH (m): 9235 9194 9133 9092 9042 9049 9113 9138 9132 9148 9166 9164 9121 9070 9033 300mb Temp (C): -46.1 -45.4 -46.0 -45.8 -43.5 -42.5 -43.1 -44.9 -45.0 -45.2 -47.5 -46.8 -46.8 -46.4 -46.6 300mb Dewpt(C): -50.8 -57.9 -63.6 -59.0 -67.4 -68.7 -62.2 -57.4 -59.3 -56.1 -57.1 -56.9 -59.7 -58.1 -63.5 300mb RH (%): 60 25 13 23 6 5 12 25 20 30 34 33 24 27 15 300mb Dir: 234 219 208 190 199 308 310 290 287 307 322 292 259 250 247 300mb Speed(kt): 77 88 73 60 21 25 86 63 47 35 31 45 66 75 87 250mb GPH (m): 10425 10389 10336 10300 10266 10274 10323 10342 10333 10346 10348 10346 10306 10261 10225 250mb Temp (C): -53.2 -51.7 -48.3 -46.6 -44.1 -44.7 -48.7 -49.9 -50.8 -52.3 -55.1 -55.9 -54.7 -53.2 -52.4 250mb Dewpt(C): -63.9 -65.8 -70.4 -71.1 -77.2 -76.9 -68.2 -69.0 -67.8 -63.2 -64.6 -64.3 -66.6 -67.9 -67.0 250mb RH (%): 29 19 7 6 2 2 10 10 13 28 33 37 24 17 17 250mb Dir: 236 223 210 200 244 308 310 291 286 285 307 289 258 256 250 250mb Speed(kt): 81 77 58 43 15 29 73 62 46 37 31 51 63 70 76 200mb GPH (m): 11848 11828 11800 11781 11755 11758 11779 11787 11769 11771 11761 11745 11713 11682 11655 200mb Temp (C): -55.3 -53.3 -49.7 -47.4 -46.3 -46.9 -51.2 -53.4 -55.0 -55.6 -57.1 -59.8 -59.0 -55.5 -54.6 200mb Dewpt(C): -72.5 -77.6 -78.1 -76.4 -83.4 -82.6 -77.3 -71.6 -74.0 -72.3 -73.0 -67.5 -69.9 -71.5 -72.0 200mb RH (%): 12 5 3 3 1 1 4 11 9 13 14 39 26 14 12 200mb Dir: 236 222 224 217 267 295 307 291 284 281 278 276 268 252 250 200mb Speed(kt): 54 50 42 26 20 25 51 46 47 34 35 46 59 59 62 150mb GPH (m): 13698 13685 13673 13663 13644 13646 13641 13629 13603 13598 13581 13561 13531 13520 13501 150mb Temp (C): -53.3 -52.0 -51.1 -50.9 -51.0 -51.0 -53.3 -55.0 -55.5 -56.5 -56.1 -55.8 -56.0 -54.4 -53.1 150mb Dewpt(C): -83.4 -82.8 -86.4 -86.2 -86.3 -86.3 -88.1 -79.6 -80.4 -81.2 -80.9 -82.2 -82.6 -83.4 -83.0 150mb RH (%): 2 2 1 1 1 1 1 4 4 4 4 3 3 2 2 150mb Dir: 250 229 239 232 268 267 290 280 287 273 280 270 269 260 251 150mb Speed(kt): 39 36 34 21 23 19 26 32 35 29 34 33 43 33 44 100mb GPH (m): 16284 16294 16283 16275 16257 16255 16234 16215 16181 16177 16158 16143 16114 16117 16105 100mb Temp (C): -56.2 -55.0 -54.9 -55.2 -54.9 -54.7 -54.9 -55.0 -56.2 -54.9 -56.4 -55.9 -55.5 -54.8 -54.0 100mb Dewpt(C): -90.0 -89.1 -84.6 -84.8 -84.6 -84.4 -84.6 -89.2 -90.0 -89.1 -90.0 -89.1 -85.0 -84.5 -88.4 100mb RH (%): 1 1 2 2 2 2 2 1 1 1 1 1 2 2 1 100mb Dir: 246 241 228 243 253 238 251 259 274 275 270 267 265 249 250 100mb Speed(kt): 27 19 25 22 17 15 21 18 20 19 23 21 23 21 25