Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z SEP 9, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 997.9 997.5 995.4 994.9 994.6 994.9 992.5 993.2 993.2 993.5 991.1 989.6 988.1 988.9 991.2 Mean SLP (mb): 1022.2 1021.2 1018.6 1018.6 1018.7 1019.0 1016.4 1017.6 1017.7 1018.0 1015.3 1013.9 1012.4 1013.2 1015.4 2m agl Tmp (F): 56.8 74.2 82.6 68.1 59.2 63.1 66.2 54.6 52.1 53.6 59.4 55.7 53.1 56.1 57.2 2m agl Dewpt(F): 48.0 54.1 57.4 56.3 55.5 55.9 51.0 49.0 47.1 48.0 48.1 49.4 49.3 47.8 48.7 2m agl RH (%): 72 48 41 65 87 77 57 81 83 81 66 79 87 73 72 10m agl Dir: 69 57 319 311 260 297 305 287 248 215 283 314 267 277 285 10m agl Spd(kt): 4 4 7 1 1 4 7 6 3 5 5 2 1 4 6 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 0.05 0.09 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 0.06 0.14 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 13.7 17.7 18.7 4.9 91.8 58.7 84.5 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -0.1 0.0 0.0 -0.4 -2.4 -10.7 0.0 -0.4 0-3km Hel(J/kg): 50.9 35.9 19.3 31.5 -3.7 69.9 91.6 89.7 43.0 44.5 49.7 78.2 44.2 -4.1 87.5 Precip H20 (in): 0.58 0.56 0.78 0.89 1.21 1.10 0.51 0.45 0.53 0.60 0.71 0.78 0.77 0.74 0.83 Lifted Index(C): 8.9 9.2 4.7 6.6 3.3 5.2 7.1 9.9 12.4 11.0 9.3 8.2 2.9 1.2 1.7 700mb VV(-ub/s): -0.5 -0.4 -0.6 -0.7 -0.2 -0.3 1.4 -1.9 -0.3 0.6 -0.1 1.6 0.8 0.6 0.3 Thk1000-500mb(m)5706.8 5733.5 5751.1 5736.6 5694.8 5656.4 5627.2 5575.4 5553.9 5527.6 5537.0 5508.5 5453.5 5430.5 5454.6 Thk1000-850mb(m)1392.0 1397.7 1407.9 1398.2 1381.4 1370.1 1369.3 1348.4 1334.7 1335.5 1347.0 1346.1 1342.2 1338.4 1343.2 Thk850-700mb(m):1625.1 1630.5 1633.4 1634.2 1621.5 1610.1 1599.8 1586.9 1579.6 1570.1 1568.1 1562.8 1544.5 1545.6 1548.2 SWEAT Index: 23.5 23.7 21.7 65.3 180.7 150.5 75.1 72.2 73.4 86.8 62.2 57.8 34.8 87.4 104.0 Total Totals Idx 33.7 26.4 20.7 35.3 40.8 39.6 21.6 29.5 29.8 32.9 31.7 33.7 44.7 51.4 49.8 Frz Hgt(ft amsl) 14838 15781 15962 15586 14938 13922 13276 12182 11539 9992 9877 8721 6249 6219 6450 0WetBlbHgt(amsl) 9017 9708 11267 11988 11604 10686 6293 6159 6148 6097 6303 6095 6031 5927 6383 Equil Prs (mb): 998 997 995 995 995 995 993 993 897 846 829 990 666 470 606 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 3422 4986 5499 26 11099 19660 13591 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 0.07 0.00 0.01 Conv Wind Gust: 54.1 57.6 58.2 54.3 48.2 46.1 58.0 48.1 22.6 20.8 27.7 29.9 24.5 31.7 31.5 Showalter Index: 8.7 12.5 14.6 7.6 3.4 5.1 14.3 12.4 13.3 11.7 12.2 11.1 5.9 2.6 2.9 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 7.4 -999.9 0.0 -999.9 0.0 -999.9 0.0 Storm Dir (deg): 31 29 331 315 317 306 302 315 313 308 293 270 263 339 8 Storm Spd (kts): 6 6 7 8 14 16 19 17 17 14 13 14 8 7 12 2m HeatIndex(F): 57 74 82 68 59 63 66 55 52 54 59 56 53 56 57 2m WindChill(F): 57 74 83 68 59 63 66 55 52 54 59 56 53 56 57 1000mb GPH (m): 185 182 163 160 158 160 140 146 146 149 128 116 103 110 129 950mb GPH (m): 624 625 614 603 594 593 576 574 572 575 560 546 531 538 559 950mb Temp (C): 19.6 20.8 23.2 20.9 16.8 13.1 14.2 9.0 7.5 7.9 10.9 10.4 9.6 8.9 10.1 950mb Dewpt(C): 7.9 6.3 12.3 7.6 12.2 10.0 9.1 8.8 7.2 7.7 7.8 8.6 8.9 6.9 8.4 950mb RH (%): 46 38 49 41 74 81 70 98 98 98 81 88 95 87 89 950mb Dir: 83 74 323 336 335 304 309 305 276 219 288 329 287 285 290 950mb Speed(kt): 9 10 9 7 10 6 9 8 5 7 5 9 2 4 9 900mb GPH (m): 1089 1091 1082 1069 1054 1049 1031 1021 1015 1020 1008 994 978 983 1006 900mb Temp (C): 19.5 20.0 20.2 19.6 16.1 13.5 13.0 8.7 5.1 5.0 7.3 7.5 7.1 5.8 6.4 900mb Dewpt(C): 2.9 -2.2 5.1 -1.8 7.7 10.9 -5.6 4.8 3.7 4.6 5.0 2.4 4.4 3.2 6.2 900mb RH (%): 32 22 36 23 57 84 26 77 91 98 85 70 83 84 99 900mb Dir: 85 54 332 307 333 298 316 299 333 313 320 340 340 304 303 900mb Speed(kt): 10 7 6 8 16 11 11 8 12 10 7 7 4 6 13 850mb GPH (m): 1577 1580 1571 1558 1539 1530 1509 1495 1481 1484 1475 1462 1445 1448 1472 850mb Temp (C): 16.9 17.1 17.8 17.7 14.8 12.6 11.7 9.3 4.8 2.8 3.9 4.7 3.8 2.7 3.2 850mb Dewpt(C): -0.4 -5.4 -10.5 2.1 9.6 7.0 -15.4 -7.4 -2.5 1.3 0.1 -0.6 -1.1 0.8 2.9 850mb RH (%): 30 20 13 34 70 68 13 30 59 90 76 68 70 87 98 850mb Dir: 43 24 308 300 317 290 292 294 311 323 335 319 148 296 314 850mb Speed(kt): 4 5 5 11 19 15 14 15 15 16 10 6 1 10 16 800mb GPH (m): 2090 2093 2086 2073 2051 2037 2012 1995 1977 1976 1966 1954 1934 1936 1961 800mb Temp (C): 13.9 15.2 15.7 15.5 12.5 10.7 9.5 7.4 7.0 6.0 3.7 2.2 -0.2 -0.2 0.0 800mb Dewpt(C): -11.8 -18.9 -11.9 2.5 8.1 3.8 -22.3 -15.2 -11.9 -11.0 -5.2 -3.6 -0.5 -1.0 -0.2 800mb RH (%): 15 8 13 41 74 62 9 18 24 28 52 66 98 95 98 800mb Dir: 345 331 300 299 306 285 276 286 299 299 278 266 182 299 325 800mb Speed(kt): 4 5 8 12 20 20 18 18 16 12 10 7 7 12 17 750mb GPH (m): 2630 2636 2629 2617 2590 2573 2544 2523 2504 2501 2490 2474 2447 2450 2475 750mb Temp (C): 11.4 12.8 13.1 12.5 9.9 8.4 7.6 4.7 3.9 2.8 2.3 1.1 -3.5 -2.7 -2.5 750mb Dewpt(C): -20.0 -17.2 -9.0 0.1 4.1 -0.3 -32.5 -23.4 -17.9 -18.4 -15.1 -14.7 -3.9 -3.3 -2.7 750mb RH (%): 9 11 20 42 67 54 4 11 19 19 26 30 97 95 98 750mb Dir: 319 321 303 289 296 281 271 285 293 285 244 238 233 301 332 750mb Speed(kt): 7 8 10 11 21 25 23 20 20 13 12 12 8 13 19 700mb GPH (m): 3203 3210 3205 3192 3161 3140 3109 3082 3061 3055 3043 3025 2990 2994 3020 700mb Temp (C): 8.7 9.5 9.8 9.4 7.2 5.7 4.6 2.7 1.8 0.0 -0.1 -2.2 -6.0 -6.1 -5.3 700mb Dewpt(C): -22.4 -23.8 -11.6 -4.7 -0.9 -4.8 -26.0 -38.9 -31.0 -25.4 -20.4 -14.4 -6.6 -6.9 -6.7 700mb RH (%): 9 8 21 36 56 46 9 3 7 13 20 39 96 94 90 700mb Dir: 341 321 300 283 285 276 268 282 287 280 248 236 262 302 341 700mb Speed(kt): 9 9 10 12 22 29 29 25 26 16 17 16 8 14 18 650mb GPH (m): 3810 3820 3815 3803 3767 3743 3708 3677 3655 3644 3632 3607 3567 3570 3599 650mb Temp (C): 4.9 6.2 6.4 5.9 4.2 2.7 1.8 0.2 -0.5 -2.8 -3.1 -7.2 -8.6 -10.0 -8.5 650mb Dewpt(C): -16.8 -23.0 -10.4 -8.9 -8.9 -9.5 -28.6 -37.8 -32.6 -21.1 -15.4 -11.1 -9.8 -11.1 -10.8 650mb RH (%): 19 10 29 33 37 40 9 4 7 23 38 74 91 92 83 650mb Dir: 349 328 297 274 274 272 268 280 281 274 250 228 264 304 350 650mb Speed(kt): 10 10 10 13 23 31 33 31 32 21 21 22 7 13 19 600mb GPH (m): 4457 4470 4466 4452 4413 4386 4348 4313 4289 4274 4261 4229 4185 4182 4215 600mb Temp (C): 0.4 2.2 2.6 2.0 0.9 -0.8 -1.6 -3.5 -4.3 -6.1 -6.6 -8.9 -11.4 -14.1 -12.2 600mb Dewpt(C): -20.8 -15.3 -11.4 -12.0 -13.9 -13.9 -30.3 -26.8 -25.2 -26.5 -13.6 -10.0 -12.8 -15.8 -15.1 600mb RH (%): 19 26 35 35 32 36 9 15 18 18 58 92 90 87 79 600mb Dir: 337 338 291 269 266 270 267 280 275 272 251 222 246 303 356 600mb Speed(kt): 11 10 10 14 24 32 38 36 35 26 27 30 12 11 18 550mb GPH (m): 5148 5167 5164 5148 5107 5075 5033 4993 4969 4949 4936 4899 4846 4837 4875 550mb Temp (C): -3.9 -2.3 -2.0 -2.6 -3.5 -4.8 -7.3 -9.3 -8.3 -10.3 -10.0 -11.8 -16.0 -18.2 -16.6 550mb Dewpt(C): -28.8 -14.7 -13.4 -14.7 -14.8 -17.1 -16.6 -28.1 -39.2 -20.5 -15.8 -13.1 -17.2 -19.5 -19.0 550mb RH (%): 13 38 41 39 41 38 48 20 7 43 63 90 91 90 81 550mb Dir: 335 355 282 267 262 269 265 280 272 271 254 228 230 331 6 550mb Speed(kt): 13 12 10 16 26 34 43 38 38 32 33 37 23 7 19 500mb GPH (m): 5892 5915 5914 5896 5853 5816 5767 5722 5700 5677 5665 5624 5557 5540 5584 500mb Temp (C): -8.5 -7.3 -6.7 -7.8 -8.2 -10.0 -12.6 -13.8 -13.7 -14.4 -13.9 -14.8 -21.0 -24.0 -21.9 500mb Dewpt(C): -36.5 -18.6 -19.1 -18.9 -20.0 -17.1 -13.9 -56.6 -33.7 -23.4 -20.9 -16.4 -28.3 -29.6 -24.9 500mb RH (%): 9 40 37 41 38 56 91 2 18 47 56 88 52 60 77 500mb Dir: 342 2 283 265 259 264 261 286 271 271 265 235 215 14 6 500mb Speed(kt): 16 14 13 19 28 36 47 42 43 39 41 46 33 11 22 450mb GPH (m): 6700 6728 6728 6706 6660 6620 6564 6513 6491 6468 6457 6415 6327 6301 6351 450mb Temp (C): -14.5 -12.5 -12.4 -13.4 -14.7 -15.4 -17.8 -19.1 -19.6 -18.8 -19.3 -19.3 -25.8 -29.0 -27.4 450mb Dewpt(C): -26.3 -27.7 -29.3 -27.7 -25.3 -24.6 -19.6 -43.2 -23.0 -34.6 -23.4 -20.9 -55.6 -42.4 -33.5 450mb RH (%): 37 28 24 30 41 46 86 11 75 24 71 87 5 28 57 450mb Dir: 352 7 270 272 261 257 257 293 271 269 267 237 234 40 9 450mb Speed(kt): 20 10 17 22 29 42 55 51 53 49 54 54 41 6 32 400mb GPH (m): 7580 7615 7615 7592 7539 7497 7434 7382 7357 7336 7322 7280 7171 7133 7187 400mb Temp (C): -21.2 -19.4 -19.3 -19.3 -21.5 -22.0 -23.4 -23.3 -24.7 -24.4 -25.4 -25.8 -31.1 -34.4 -33.7 400mb Dewpt(C): -32.6 -35.9 -39.2 -43.5 -31.5 -30.0 -26.1 -48.8 -28.9 -44.1 -28.4 -28.7 -59.6 -53.4 -46.7 400mb RH (%): 36 23 16 11 41 49 79 8 68 15 76 77 5 14 27 400mb Dir: 10 21 255 255 272 255 255 294 273 268 265 235 220 45 14 400mb Speed(kt): 30 10 21 30 32 47 59 62 61 55 56 59 62 11 37 350mb GPH (m): 8551 8591 8591 8568 8511 8465 8399 8343 8314 8292 8275 8231 8105 8055 8108 350mb Temp (C): -28.3 -27.2 -27.2 -26.9 -27.7 -28.2 -29.1 -31.5 -31.6 -32.1 -33.0 -33.4 -36.2 -39.1 -40.4 350mb Dewpt(C): -40.5 -46.5 -40.7 -48.9 -48.2 -37.5 -32.1 -48.7 -41.7 -49.0 -36.9 -37.8 -62.0 -58.8 -54.7 350mb RH (%): 31 15 28 12 13 42 75 18 37 18 69 66 6 12 22 350mb Dir: 28 348 270 248 258 261 256 284 272 272 258 246 223 22 20 350mb Speed(kt): 45 17 21 32 36 53 64 59 70 63 57 70 61 6 41 300mb GPH (m): 9635 9679 9682 9660 9601 9553 9485 9411 9384 9358 9338 9297 9167 9106 9151 300mb Temp (C): -37.7 -36.7 -35.7 -36.0 -36.1 -36.1 -36.2 -40.7 -40.6 -41.7 -42.5 -41.4 -39.5 -40.2 -42.2 300mb Dewpt(C): -49.5 -49.6 -43.7 -51.3 -51.0 -39.8 -39.4 -59.2 -45.1 -48.5 -46.5 -44.8 -65.4 -66.9 -64.9 300mb RH (%): 29 27 45 21 21 69 73 13 63 49 67 71 6 5 8 300mb Dir: 35 345 296 255 252 263 255 268 270 273 252 248 231 293 7 300mb Speed(kt): 43 21 27 33 36 56 75 65 79 73 66 94 78 6 38 250mb GPH (m): 10866 10914 10922 10898 10839 10792 10724 10630 10598 10565 10539 10510 10404 10352 10391 250mb Temp (C): -47.1 -46.9 -45.4 -45.8 -45.8 -46.1 -45.8 -48.1 -50.2 -51.3 -51.7 -48.4 -42.4 -39.0 -39.3 250mb Dewpt(C): -58.4 -55.8 -52.2 -51.7 -51.0 -50.3 -49.7 -61.7 -57.6 -58.6 -56.8 -55.8 -73.1 -77.9 -77.4 250mb RH (%): 28 37 48 54 58 64 66 21 43 43 56 44 3 1 1 250mb Dir: 33 345 298 254 264 262 255 265 266 269 254 250 236 271 358 250mb Speed(kt): 51 24 23 34 44 62 78 77 88 79 80 116 71 13 36 200mb GPH (m): 12315 12356 12375 12347 12286 12238 12174 12086 12033 11999 11981 11968 11905 11879 11915 200mb Temp (C): -55.0 -56.3 -55.6 -56.6 -56.7 -56.4 -55.7 -51.3 -54.1 -53.9 -52.1 -50.3 -44.0 -40.8 -41.0 200mb Dewpt(C): -64.3 -63.2 -65.2 -63.1 -60.8 -63.4 -63.8 -72.7 -68.3 -71.7 -73.8 -76.3 -81.4 -76.8 -79.3 200mb RH (%): 33 44 32 46 61 44 38 7 18 11 7 4 1 1 1 200mb Dir: 24 7 268 263 261 258 257 270 269 272 267 258 249 282 345 200mb Speed(kt): 58 34 24 39 48 72 86 84 84 82 73 75 48 18 28 150mb GPH (m): 14129 14153 14171 14143 14081 14040 13986 13933 13875 13850 13844 13841 13817 13814 13846 150mb Temp (C): -59.4 -61.9 -63.2 -62.1 -62.4 -61.0 -58.7 -55.3 -54.6 -53.5 -51.6 -50.6 -47.6 -45.9 -46.6 150mb Dewpt(C): -79.6 -77.1 -76.2 -78.7 -78.0 -75.7 -81.2 -85.0 -84.4 -83.5 -86.9 -86.0 -84.8 -82.7 -83.1 150mb RH (%): 7 14 18 11 13 15 5 2 2 2 1 1 1 1 1 150mb Dir: 335 332 280 258 261 263 259 264 269 273 273 266 265 296 332 150mb Speed(kt): 16 23 30 44 57 68 69 65 67 60 50 40 26 19 27 100mb GPH (m): 16652 16653 16668 16641 16590 16564 16534 16499 16457 16445 16451 16460 16451 16470 16494 100mb Temp (C): -61.1 -62.2 -62.4 -62.4 -61.1 -60.6 -59.2 -57.7 -56.1 -55.3 -54.3 -53.8 -54.4 -52.7 -53.2 100mb Dewpt(C): -86.7 -87.6 -87.7 -87.7 -89.2 -88.8 -87.8 -90.9 -89.9 -89.4 -88.6 -88.3 -88.7 -87.5 -87.8 100mb RH (%): 3 3 3 3 2 2 2 1 1 1 1 1 1 1 1 100mb Dir: 294 290 271 268 268 267 267 272 273 282 272 291 310 313 308 100mb Speed(kt): 20 15 25 28 36 41 46 45 39 35 26 18 19 17 20