Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z SEP 19, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 996.7 996.3 993.4 993.0 993.3 993.8 991.7 992.3 992.7 993.0 991.8 992.5 993.0 994.8 995.3 Mean SLP (mb): 1021.3 1020.6 1017.1 1017.1 1017.7 1018.1 1015.6 1016.5 1017.0 1017.4 1015.8 1016.7 1017.4 1019.2 1019.5 2m agl Tmp (F): 52.7 59.4 70.2 60.2 52.7 56.7 66.7 55.8 55.0 55.2 64.5 57.5 54.1 55.4 61.0 2m agl Dewpt(F): 50.3 53.3 56.4 54.7 52.2 55.2 57.9 53.9 53.7 52.1 52.5 51.4 52.4 49.4 44.5 2m agl RH (%): 91 80 60 81 98 94 72 93 95 89 64 80 94 80 54 10m agl Dir: 83 294 312 356 61 294 304 306 290 288 296 267 267 285 298 10m agl Spd(kt): 1 1 5 2 2 3 6 2 2 3 6 3 2 4 7 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 0.01 0.02 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 0.01 0.03 0.03 Sfc CAPE (J/kg): 0.0 1.5 4.4 0.0 0.0 2.9 5.7 0.1 1.9 7.4 0.0 0.1 18.0 28.7 2.4 Sfc CINH (J/kg): 0.0 -1.5 -4.5 -0.1 0.0 0.0 -2.9 0.0 0.0 0.0 0.0 0.0 -0.6 0.0 0.0 0-3km Hel(J/kg): 2.0 -7.1 20.6 42.6 31.1 33.6 78.5 97.5 95.9 68.9 87.6 61.1 40.4 52.8 56.6 Precip H20 (in): 0.73 0.65 0.62 0.70 0.74 0.69 0.77 0.82 0.87 0.81 0.74 0.62 0.72 0.55 0.51 Lifted Index(C): 5.8 6.5 3.2 3.8 3.5 5.1 3.9 2.2 3.3 3.3 4.2 7.3 7.9 9.3 10.7 700mb VV(-ub/s): -1.1 0.2 -0.6 -0.8 -0.3 -0.2 -0.4 0.4 1.8 0.7 0.6 0.3 0.2 -0.1 -0.8 Thk1000-500mb(m)5640.0 5644.6 5670.0 5669.3 5661.3 5662.0 5678.9 5670.6 5651.5 5638.4 5635.1 5616.5 5590.0 5563.4 5551.8 Thk1000-850mb(m)1362.0 1365.6 1385.0 1384.8 1377.7 1378.6 1389.2 1381.9 1370.5 1364.8 1368.4 1358.1 1345.9 1338.2 1346.2 Thk850-700mb(m):1610.4 1611.3 1615.5 1617.0 1616.9 1617.9 1621.7 1622.4 1619.6 1616.9 1614.1 1610.1 1601.0 1588.8 1572.5 SWEAT Index: 18.0 7.4 21.8 78.2 71.7 33.3 51.1 107.3 97.9 84.1 73.9 36.4 56.3 57.5 69.4 Total Totals Idx 38.3 36.9 38.5 43.5 43.1 39.4 41.1 44.8 44.5 44.3 41.2 34.4 37.6 31.0 27.6 Frz Hgt(ft amsl) 14030 14074 14040 13806 13627 13622 13592 13493 13202 13066 12764 12678 12357 11929 10986 0WetBlbHgt(amsl) 8848 8571 8710 8495 8305 8454 9637 9292 9890 9566 9359 8247 7937 5557 5384 Equil Prs (mb): 997 996 993 993 993 994 992 992 993 993 992 992 893 995 995 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 3561 26 26 Hail Size(in): 0.00 0.02 0.04 0.27 0.15 0.14 0.31 0.30 0.00 0.00 0.04 0.01 0.00 0.00 0.00 Conv Wind Gust: 43.6 45.2 48.3 50.6 49.9 51.7 51.4 51.2 22.7 21.7 49.3 48.4 23.2 25.3 34.6 Showalter Index: 6.8 7.7 6.7 3.3 3.5 5.8 4.6 2.1 2.4 2.8 5.0 9.4 8.1 12.5 14.8 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 10.2 10.1 -999.9 -999.9 8.1 -999.9 -999.9 Storm Dir (deg): 37 244 262 249 257 215 242 241 248 247 271 275 288 281 290 Storm Spd (kts): 4 2 4 5 4 5 7 8 8 8 10 9 10 13 18 2m HeatIndex(F): 53 59 70 60 53 57 67 56 55 55 65 57 54 55 61 2m WindChill(F): 53 59 70 60 53 57 67 56 55 55 65 57 54 55 61 1000mb GPH (m): 176 172 147 144 147 151 133 138 142 145 134 140 145 160 164 950mb GPH (m): 605 603 587 580 579 582 571 570 571 573 570 571 574 588 595 950mb Temp (C): 11.7 10.8 16.5 16.3 14.8 14.8 15.1 14.1 10.2 9.1 13.5 11.2 9.9 8.6 11.3 950mb Dewpt(C): 11.6 10.5 12.1 13.3 12.1 10.8 12.3 12.7 10.2 8.9 10.1 9.2 9.7 7.2 5.8 950mb RH (%): 99 98 74 82 83 76 83 91 100 99 79 87 98 90 68 950mb Dir: 312 26 320 4 348 39 314 333 325 318 301 310 302 293 299 950mb Speed(kt): 1 1 6 3 4 3 7 6 5 3 8 10 9 6 8 900mb GPH (m): 1058 1056 1046 1041 1038 1042 1033 1031 1027 1026 1022 1022 1021 1033 1044 900mb Temp (C): 12.4 14.4 16.6 18.1 16.7 17.6 18.9 18.1 15.5 14.3 11.1 10.1 7.0 5.3 7.0 900mb Dewpt(C): 8.9 6.3 3.1 5.5 5.8 6.5 8.0 8.8 9.1 7.9 6.1 4.2 7.0 4.4 4.7 900mb RH (%): 79 58 40 43 48 47 48 54 65 64 71 67 100 93 85 900mb Dir: 338 47 63 126 55 90 67 87 335 330 322 318 306 265 299 900mb Speed(kt): 3 0 2 3 2 6 4 3 3 5 13 10 9 7 8 850mb GPH (m): 1538 1538 1532 1529 1525 1530 1522 1520 1513 1510 1502 1498 1491 1498 1510 850mb Temp (C): 13.4 14.1 15.6 15.8 15.7 16.3 17.4 17.4 15.8 15.2 13.7 12.4 8.0 6.2 4.2 850mb Dewpt(C): 0.7 -1.9 -1.9 4.5 4.7 1.0 2.6 6.5 6.4 5.2 3.2 -5.8 1.4 -5.7 -4.4 850mb RH (%): 41 32 29 46 47 35 36 48 53 51 48 27 62 42 54 850mb Dir: 344 163 173 163 144 126 149 132 225 298 318 289 282 286 288 850mb Speed(kt): 1 2 6 6 2 5 4 6 2 1 7 7 10 12 14 800mb GPH (m): 2047 2047 2042 2040 2036 2042 2036 2035 2025 2022 2012 2005 1994 1997 2003 800mb Temp (C): 12.1 12.0 12.6 12.7 12.1 12.5 14.0 13.9 13.4 12.8 12.6 11.8 10.2 8.0 4.2 800mb Dewpt(C): -4.5 -6.7 -6.8 -3.4 3.9 2.9 -2.0 1.4 2.9 4.1 -0.7 -13.7 -11.3 -26.8 -9.6 800mb RH (%): 31 26 25 32 57 51 32 42 48 55 39 15 21 7 36 800mb Dir: 103 160 173 187 179 171 188 181 185 208 250 252 268 276 288 800mb Speed(kt): 3 3 8 10 7 8 7 9 7 5 6 8 12 14 18 750mb GPH (m): 2583 2583 2579 2578 2573 2579 2575 2574 2564 2560 2549 2541 2527 2526 2526 750mb Temp (C): 8.8 8.8 9.4 9.4 9.7 9.5 9.5 9.7 9.3 9.6 8.9 9.0 7.8 5.9 3.0 750mb Dewpt(C): -10.3 -12.9 -13.5 -15.5 -21.0 -16.6 -3.1 -7.9 0.0 -3.4 -6.0 -14.4 -12.7 -8.5 -14.7 750mb RH (%): 24 20 18 15 10 14 40 28 52 39 34 17 22 34 26 750mb Dir: 97 155 169 192 199 172 198 200 194 205 227 232 258 256 270 750mb Speed(kt): 5 3 6 9 6 9 11 14 13 11 12 13 14 18 22 700mb GPH (m): 3149 3149 3147 3146 3142 3148 3144 3143 3132 3127 3117 3108 3092 3087 3083 700mb Temp (C): 5.1 5.8 6.4 6.9 7.3 7.3 7.2 6.9 5.6 5.1 5.6 5.5 4.4 2.9 1.1 700mb Dewpt(C): -17.2 -19.4 -23.1 -24.4 -20.8 -20.1 -18.4 -18.6 -10.6 -12.7 -12.7 -17.3 -9.2 -14.6 -14.3 700mb RH (%): 18 14 10 9 11 12 14 14 30 26 25 18 36 26 31 700mb Dir: 53 165 190 214 235 188 197 207 209 204 221 223 250 246 257 700mb Speed(kt): 4 2 3 4 3 5 9 13 16 15 17 17 15 21 28 650mb GPH (m): 3749 3751 3751 3750 3746 3752 3748 3746 3733 3728 3717 3708 3691 3683 3675 650mb Temp (C): 2.5 2.8 3.5 3.4 3.1 3.2 3.0 2.8 1.9 1.8 1.2 1.2 0.6 -0.3 -1.3 650mb Dewpt(C): -27.3 -27.2 -24.5 -20.9 -18.4 -18.8 -18.8 -20.7 -21.9 -22.3 -19.3 -22.5 -13.7 -25.0 -25.4 650mb RH (%): 9 9 11 15 19 18 18 16 15 15 20 15 34 14 14 650mb Dir: 14 316 272 262 248 188 209 215 212 214 221 228 241 241 246 650mb Speed(kt): 7 0 3 4 3 6 9 12 14 15 18 16 17 23 34 600mb GPH (m): 4392 4394 4394 4392 4387 4393 4389 4387 4373 4366 4354 4345 4327 4318 4308 600mb Temp (C): -0.6 -0.5 -0.8 -1.4 -1.8 -1.9 -1.9 -2.1 -2.3 -2.7 -3.3 -3.7 -4.2 -4.1 -4.2 600mb Dewpt(C): -25.0 -23.9 -21.1 -22.0 -21.5 -22.6 -24.3 -21.0 -24.7 -24.9 -26.4 -25.3 -20.4 -35.4 -40.3 600mb RH (%): 14 15 20 19 21 19 16 22 16 17 15 17 27 7 4 600mb Dir: 354 358 254 249 246 190 207 219 215 211 224 237 241 239 248 600mb Speed(kt): 13 2 6 7 6 8 13 16 15 18 18 15 18 26 38 550mb GPH (m): 5080 5081 5081 5078 5072 5077 5074 5071 5057 5049 5036 5026 5006 4996 4987 550mb Temp (C): -6.0 -6.2 -6.3 -7.0 -6.8 -7.1 -6.5 -6.3 -6.9 -7.2 -7.8 -8.2 -9.3 -9.2 -9.3 550mb Dewpt(C): -22.3 -23.2 -24.8 -26.7 -29.4 -29.7 -32.7 -32.6 -33.9 -32.7 -35.9 -23.8 -24.9 -29.9 -29.9 550mb RH (%): 27 25 22 20 15 15 11 11 10 11 9 28 27 17 17 550mb Dir: 345 322 234 236 234 212 210 221 223 210 226 235 246 239 247 550mb Speed(kt): 10 2 8 9 10 9 14 19 17 19 18 18 17 28 41 500mb GPH (m): 5816 5817 5817 5813 5808 5813 5812 5809 5794 5784 5769 5757 5735 5724 5716 500mb Temp (C): -12.1 -12.3 -12.4 -11.6 -11.4 -11.0 -10.6 -10.4 -11.1 -12.0 -12.1 -13.9 -14.1 -15.3 -13.9 500mb Dewpt(C): -26.4 -27.8 -30.4 -38.9 -39.8 -41.3 -42.1 -42.1 -44.7 -43.4 -38.5 -20.8 -32.5 -26.4 -51.6 500mb RH (%): 30 27 21 9 8 7 6 6 5 6 10 56 20 39 3 500mb Dir: 338 275 255 254 238 224 220 221 225 213 223 229 247 238 251 500mb Speed(kt): 7 4 11 11 11 11 13 18 18 18 22 23 19 33 42 450mb GPH (m): 6612 6612 6612 6611 6607 6613 6613 6611 6595 6582 6565 6548 6525 6511 6503 450mb Temp (C): -17.6 -17.7 -17.8 -17.3 -17.0 -16.4 -16.1 -15.6 -16.1 -16.8 -17.9 -18.7 -19.4 -21.2 -21.4 450mb Dewpt(C): -35.0 -35.6 -43.8 -42.4 -42.9 -43.6 -38.9 -37.1 -38.2 -43.8 -38.2 -20.9 -38.5 -28.0 -40.8 450mb RH (%): 21 20 9 10 9 8 13 15 14 8 16 83 18 55 17 450mb Dir: 299 272 266 268 253 236 232 234 222 213 223 231 248 237 257 450mb Speed(kt): 9 12 18 16 13 12 15 19 20 20 25 24 25 35 43 400mb GPH (m): 7482 7483 7481 7481 7478 7487 7489 7487 7469 7454 7433 7415 7389 7367 7359 400mb Temp (C): -23.8 -23.8 -24.3 -24.3 -23.0 -22.8 -21.7 -22.4 -23.2 -23.5 -24.5 -24.8 -25.7 -28.2 -28.1 400mb Dewpt(C): -41.9 -44.7 -44.8 -41.9 -41.7 -43.0 -44.7 -38.5 -37.1 -36.3 -31.6 -27.7 -33.4 -45.9 -48.9 400mb RH (%): 18 14 14 19 17 15 11 23 28 31 53 78 50 18 13 400mb Dir: 285 274 264 269 270 237 242 236 218 202 221 239 238 237 263 400mb Speed(kt): 17 20 21 19 14 11 17 20 22 22 26 23 31 34 46 350mb GPH (m): 8441 8441 8438 8440 8443 8452 8456 8452 8430 8413 8392 8370 8339 8311 8303 350mb Temp (C): -31.1 -31.8 -31.8 -30.9 -29.5 -29.4 -29.3 -30.1 -31.2 -31.0 -30.8 -32.0 -33.8 -35.5 -34.7 350mb Dewpt(C): -47.3 -46.0 -44.7 -48.4 -49.7 -51.2 -45.9 -45.0 -41.0 -41.5 -41.2 -36.6 -35.3 -54.2 -55.9 350mb RH (%): 20 25 28 18 13 11 20 23 39 36 37 64 87 14 11 350mb Dir: 283 272 265 286 290 215 242 229 210 205 216 227 231 238 278 350mb Speed(kt): 22 26 26 18 8 8 16 20 26 23 32 27 34 36 53 300mb GPH (m): 9514 9512 9508 9516 9522 9533 9535 9528 9506 9489 9467 9440 9400 9365 9360 300mb Temp (C): -40.1 -40.4 -40.2 -39.0 -38.6 -38.0 -38.4 -39.1 -39.3 -38.9 -39.3 -40.7 -42.3 -43.7 -43.4 300mb Dewpt(C): -51.3 -46.7 -46.0 -51.9 -49.0 -55.4 -53.2 -47.3 -47.6 -48.3 -46.7 -45.0 -52.5 -57.6 -61.2 300mb RH (%): 31 52 56 26 34 16 21 43 43 38 47 64 34 22 14 300mb Dir: 287 267 265 333 308 236 209 227 213 213 215 211 225 228 280 300mb Speed(kt): 26 30 32 16 4 9 13 20 23 26 33 37 32 39 61 250mb GPH (m): 10730 10727 10723 10740 10750 10763 10766 10750 10726 10711 10688 10654 10608 10568 10560 250mb Temp (C): -50.1 -50.5 -49.9 -47.9 -47.2 -46.8 -46.9 -48.6 -49.4 -48.9 -49.1 -50.2 -50.8 -51.5 -52.2 250mb Dewpt(C): -56.5 -54.2 -57.5 -60.0 -57.6 -56.8 -59.0 -57.3 -56.1 -56.5 -53.3 -55.8 -65.6 -63.4 -64.9 250mb RH (%): 49 66 43 26 31 33 26 38 47 43 63 54 18 25 22 250mb Dir: 278 262 267 353 13 139 172 212 224 212 216 207 226 228 271 250mb Speed(kt): 30 34 33 22 10 4 12 18 19 25 30 40 34 41 55 200mb GPH (m): 12159 12152 12157 12185 12197 12210 12212 12194 12158 12141 12115 12080 12032 11995 11984 200mb Temp (C): -56.3 -57.2 -56.1 -54.6 -55.2 -55.4 -55.3 -54.8 -56.4 -57.8 -57.9 -57.4 -57.6 -56.6 -56.6 200mb Dewpt(C): -67.9 -65.6 -68.3 -68.6 -65.7 -66.1 -66.4 -67.9 -67.7 -62.9 -64.8 -70.1 -69.0 -68.2 -67.3 200mb RH (%): 24 36 23 18 28 28 26 20 25 54 44 21 25 24 27 200mb Dir: 277 258 293 360 356 118 178 177 225 221 214 220 227 235 258 200mb Speed(kt): 33 34 24 25 13 3 13 18 17 24 31 38 38 40 50 150mb GPH (m): 13985 13976 13984 14009 14012 14023 14024 14012 13975 13956 13933 13904 13858 13832 13811 150mb Temp (C): -56.2 -56.1 -56.3 -58.1 -59.2 -59.2 -59.3 -59.1 -58.3 -57.7 -56.6 -55.1 -55.0 -54.0 -53.6 150mb Dewpt(C): -82.9 -82.8 -82.8 -80.9 -79.5 -80.5 -79.6 -80.5 -81.1 -80.6 -81.3 -84.9 -84.4 -84.4 -83.5 150mb RH (%): 3 3 3 5 7 6 7 6 5 5 4 2 2 2 2 150mb Dir: 263 255 291 326 311 221 206 196 229 230 227 226 231 230 247 150mb Speed(kt): 29 31 23 17 12 5 13 14 20 28 34 40 39 43 41 100mb GPH (m): 16549 16533 16548 16547 16537 16545 16547 16540 16512 16501 16488 16478 16439 16426 16411 100mb Temp (C): -58.3 -59.2 -58.0 -60.0 -61.1 -60.6 -60.8 -60.1 -59.4 -58.7 -58.3 -56.5 -57.1 -54.4 -53.5 100mb Dewpt(C): -87.2 -87.8 -86.9 -88.4 -89.3 -88.9 -86.8 -88.5 -88.0 -87.4 -87.1 -90.2 -86.3 -88.7 -83.6 100mb RH (%): 2 2 2 2 2 2 3 2 2 2 2 1 2 1 2 100mb Dir: 250 265 260 279 264 251 242 233 234 230 244 224 237 230 238 100mb Speed(kt): 29 26 27 19 16 14 21 21 25 30 28 31 39 35 36