Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z SEP 16, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 993.7 995.1 991.6 991.9 990.3 990.9 990.3 993.7 996.7 998.6 997.5 997.2 996.4 996.1 993.3 Mean SLP (mb): 1018.1 1019.0 1015.1 1015.7 1014.3 1014.5 1013.6 1017.6 1021.1 1023.1 1021.7 1021.7 1021.1 1020.6 1016.9 2m agl Tmp (F): 54.6 69.0 77.1 66.3 59.6 73.8 78.9 65.6 54.8 54.0 62.6 55.4 48.3 56.9 73.5 2m agl Dewpt(F): 48.6 51.8 52.5 50.5 45.0 52.9 54.6 55.0 52.3 52.6 53.3 51.8 47.5 51.6 50.0 2m agl RH (%): 80 53 41 56 58 47 42 68 91 95 71 87 97 82 42 10m agl Dir: 60 61 48 40 47 317 302 254 179 185 275 55 67 297 310 10m agl Spd(kt): 3 6 5 4 4 1 7 3 4 2 2 2 3 2 4 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 3.7 0.0 0.0 2.9 46.9 0.0 1.7 10.4 0.4 0.3 0.0 0.0 0.5 Sfc CINH (J/kg): 0.0 0.0 -5.7 0.0 0.0 -19.8 -40.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -7.8 0-3km Hel(J/kg): 13.8 15.9 36.9 62.7 32.5 43.4 42.6 40.6 89.7 87.1 29.8 14.9 11.1 11.7 36.2 Precip H20 (in): 0.88 0.80 0.87 0.80 0.71 0.70 0.81 0.77 0.64 0.53 0.49 0.47 0.45 0.41 0.41 Lifted Index(C): 2.9 4.2 0.2 2.5 3.1 3.7 1.0 3.7 7.7 11.0 9.0 10.4 11.8 12.0 6.9 700mb VV(-ub/s): -0.4 -2.6 -3.0 0.3 -1.1 0.1 3.5 -0.1 0.8 -0.9 -0.7 -0.7 -0.1 -0.6 -0.1 Thk1000-500mb(m)5565.8 5593.8 5632.6 5644.0 5655.9 5663.4 5665.0 5637.2 5611.6 5612.8 5636.7 5650.9 5650.1 5658.2 5684.9 Thk1000-850mb(m)1364.6 1371.1 1392.0 1390.4 1390.5 1392.2 1398.7 1382.0 1358.8 1353.4 1365.6 1366.9 1365.8 1369.7 1389.8 Thk850-700mb(m):1583.8 1592.8 1603.7 1614.6 1617.7 1617.4 1615.0 1605.1 1600.0 1599.5 1605.6 1611.7 1612.4 1614.9 1619.0 SWEAT Index: 120.1 120.8 109.0 94.2 102.3 39.8 44.2 65.8 75.1 38.1 27.5 19.3 14.2 16.6 26.6 Total Totals Idx 46.6 42.7 47.3 46.2 45.7 42.0 40.6 39.7 38.0 31.6 26.6 23.6 22.2 18.5 16.9 Frz Hgt(ft amsl) 10353 11507 12103 12390 12452 12763 12622 12352 12755 13192 13385 14112 13981 14093 14226 0WetBlbHgt(amsl) 9029 9371 10177 10024 9878 10266 9813 9105 7695 6615 6594 8637 8583 8662 8718 Equil Prs (mb): 994 995 410 992 990 343 298 994 997 999 998 997 996 996 993 Equil Hgt(amsl): 26 26 23739 26 26 27995 31208 26 26 26 26 26 26 26 26 Hail Size(in): 0.00 0.01 0.18 0.00 0.00 0.00 0.24 0.14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 39.1 47.7 53.8 53.7 53.9 52.3 56.5 46.4 48.3 50.7 50.8 51.8 51.0 51.0 55.3 Showalter Index: 2.8 4.8 1.8 2.6 2.6 4.7 5.5 6.1 7.2 11.0 13.4 14.0 14.1 14.2 13.8 Cap Strength(C):-999.9 -999.9 2.5 -999.9 -999.9 5.7 3.5 -999.9 -999.9 3.7 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 90 97 112 132 128 84 24 355 1 16 7 16 346 253 243 Storm Spd (kts): 13 13 9 12 10 6 8 9 9 8 6 4 3 2 5 2m HeatIndex(F): 55 69 77 66 60 74 79 66 55 54 63 55 48 57 74 2m WindChill(F): 55 69 77 66 60 74 79 66 55 54 63 55 48 57 74 1000mb GPH (m): 151 162 130 134 121 125 119 150 176 192 183 181 173 171 145 950mb GPH (m): 584 600 577 576 562 568 567 589 605 619 616 613 603 601 588 950mb Temp (C): 14.4 15.2 20.7 20.3 21.2 20.3 22.0 17.3 10.7 8.7 13.0 13.2 13.0 14.5 18.6 950mb Dewpt(C): 8.3 9.0 9.7 6.0 5.9 6.7 11.0 11.0 8.9 8.5 8.1 6.2 6.1 4.3 8.3 950mb RH (%): 66 65 48 38 36 40 48 66 89 99 71 62 62 50 50 950mb Dir: 80 67 53 79 56 91 304 292 202 189 291 110 165 68 322 950mb Speed(kt): 12 11 7 16 10 3 9 8 11 6 1 0 0 1 5 900mb GPH (m): 1039 1056 1040 1040 1026 1032 1032 1049 1057 1068 1070 1068 1059 1059 1050 900mb Temp (C): 11.8 12.5 16.2 17.3 17.8 17.7 17.4 15.4 12.0 11.0 13.1 13.9 14.1 15.1 17.4 900mb Dewpt(C): 7.1 6.6 8.6 4.0 4.8 3.4 8.2 7.4 6.3 3.6 -0.9 -4.1 -4.0 -4.2 -2.8 900mb RH (%): 72 67 60 40 41 38 54 58 68 60 38 28 28 26 25 900mb Dir: 79 74 52 80 63 73 308 290 234 216 234 228 213 153 137 900mb Speed(kt): 20 26 9 20 13 4 9 9 6 8 6 3 3 3 3 850mb GPH (m): 1515 1533 1522 1524 1511 1517 1518 1532 1535 1545 1549 1547 1539 1541 1535 850mb Temp (C): 9.2 10.2 12.4 14.0 14.2 14.7 14.8 12.7 10.9 10.7 11.5 12.8 13.4 14.5 15.9 850mb Dewpt(C): 4.3 3.0 4.8 2.1 3.9 1.2 0.5 2.1 2.3 -2.9 -7.3 -11.2 -13.7 -19.1 -20.8 850mb RH (%): 71 60 59 44 49 39 37 48 55 38 26 17 14 8 6 850mb Dir: 70 76 60 84 70 39 315 271 284 258 244 249 214 171 174 850mb Speed(kt): 20 25 14 22 16 5 9 10 10 7 5 4 3 5 8 800mb GPH (m): 2016 2035 2028 2033 2021 2027 2027 2038 2038 2048 2053 2054 2047 2050 2046 800mb Temp (C): 6.7 8.3 9.8 12.4 13.1 12.6 12.2 9.7 8.8 9.0 10.3 12.1 12.3 12.7 13.7 800mb Dewpt(C): 1.0 -0.4 -0.2 -1.8 -2.5 -2.8 -3.0 0.2 -4.6 -18.1 -26.4 -27.7 -23.8 -22.6 -20.8 800mb RH (%): 66 54 49 37 33 34 34 51 38 13 6 5 6 7 7 800mb Dir: 56 72 68 96 81 42 328 277 293 307 305 304 232 181 175 800mb Speed(kt): 16 18 21 18 12 9 10 10 11 6 3 2 1 4 7 750mb GPH (m): 2543 2565 2561 2571 2560 2565 2565 2571 2570 2580 2587 2591 2584 2587 2585 750mb Temp (C): 3.6 5.5 7.7 9.7 10.1 10.2 9.7 8.1 7.9 7.8 8.8 9.6 9.5 9.8 10.5 750mb Dewpt(C): -1.3 -2.3 -3.5 -6.3 -6.9 -6.9 -7.6 -8.0 -26.3 -30.3 -22.0 -15.6 -15.5 -15.2 -17.3 750mb RH (%): 70 57 45 31 29 29 28 31 7 5 9 15 15 15 12 750mb Dir: 43 67 89 104 77 39 346 311 310 340 351 347 294 196 184 750mb Speed(kt): 15 13 10 12 9 9 12 10 10 8 5 3 1 3 7 700mb GPH (m): 3099 3126 3126 3139 3129 3134 3133 3137 3135 3145 3154 3159 3151 3156 3154 700mb Temp (C): 0.3 2.3 4.0 5.6 5.4 6.4 5.6 4.9 5.1 5.2 5.6 6.2 6.2 6.8 7.4 700mb Dewpt(C): -4.4 -5.8 -4.2 -7.5 -7.8 -7.7 -8.1 -10.5 -24.3 -22.2 -18.4 -18.3 -19.4 -19.8 -20.5 700mb RH (%): 70 55 54 38 38 35 36 32 10 12 16 15 14 13 12 700mb Dir: 59 70 108 115 68 58 355 326 328 351 353 358 311 218 193 700mb Speed(kt): 16 11 8 10 10 10 12 12 8 10 8 5 2 2 5 650mb GPH (m): 3690 3720 3724 3738 3729 3736 3734 3736 3734 3745 3755 3762 3755 3760 3760 650mb Temp (C): -3.1 -1.3 -0.3 0.3 0.5 1.1 1.0 0.2 1.1 1.6 1.7 3.0 3.5 3.9 4.2 650mb Dewpt(C): -8.4 -11.2 -9.3 -8.4 -8.9 -10.1 -8.6 -13.7 -22.0 -21.4 -20.5 -23.8 -21.1 -19.4 -18.4 650mb RH (%): 67 47 51 52 49 43 49 35 16 16 18 12 15 16 17 650mb Dir: 64 77 124 124 85 65 14 329 352 354 347 356 345 292 228 650mb Speed(kt): 19 13 11 12 10 11 8 12 10 14 10 8 5 2 4 600mb GPH (m): 4320 4352 4358 4373 4364 4373 4370 4370 4371 4384 4395 4404 4398 4404 4404 600mb Temp (C): -6.4 -5.4 -5.0 -4.6 -4.3 -3.6 -4.6 -4.0 -3.6 -2.1 -1.7 -0.6 -1.0 -0.8 -0.5 600mb Dewpt(C): -14.2 -19.0 -15.0 -10.1 -19.3 -19.8 -6.6 -26.2 -18.4 -22.7 -28.2 -21.6 -18.6 -21.7 -21.2 600mb RH (%): 54 34 45 66 30 28 86 16 31 19 11 19 25 19 19 600mb Dir: 55 71 120 128 136 28 48 346 357 2 345 354 341 309 225 600mb Speed(kt): 21 16 14 16 19 6 10 14 16 17 13 13 8 2 6 550mb GPH (m): 4994 5029 5036 5051 5045 5055 5050 5052 5053 5069 5082 5093 5085 5092 5092 550mb Temp (C): -11.1 -9.8 -9.7 -10.0 -7.9 -7.4 -7.6 -7.1 -7.3 -6.4 -5.8 -5.4 -5.7 -5.7 -5.8 550mb Dewpt(C): -20.3 -29.5 -23.1 -13.3 -35.3 -27.6 -32.8 -33.9 -24.7 -31.7 -28.8 -20.8 -26.5 -27.1 -25.1 550mb RH (%): 47 19 33 77 9 19 12 10 24 12 15 29 18 17 21 550mb Dir: 52 63 97 127 145 54 28 3 360 6 351 354 319 281 231 550mb Speed(kt): 22 19 18 23 22 10 15 18 23 21 17 12 8 3 7 500mb GPH (m): 5717 5756 5763 5778 5776 5788 5784 5787 5788 5805 5820 5832 5823 5829 5830 500mb Temp (C): -16.6 -14.7 -15.1 -15.1 -13.8 -13.1 -12.7 -12.5 -12.4 -11.9 -11.2 -11.0 -11.3 -11.5 -10.9 500mb Dewpt(C): -29.1 -42.2 -28.8 -22.7 -33.9 -32.3 -37.6 -35.1 -30.2 -35.7 -29.1 -25.6 -28.5 -28.6 -32.8 500mb RH (%): 34 8 31 53 17 19 11 14 22 13 22 30 23 23 15 500mb Dir: 52 52 76 111 128 67 30 6 1 7 355 355 308 250 239 500mb Speed(kt): 28 34 23 25 23 15 21 21 27 24 17 11 9 6 11 450mb GPH (m): 6499 6545 6551 6566 6567 6580 6577 6581 6583 6602 6620 6630 6622 6628 6631 450mb Temp (C): -22.0 -19.4 -20.3 -20.2 -20.3 -19.7 -19.3 -18.6 -17.9 -16.7 -16.6 -17.2 -17.0 -16.3 -15.8 450mb Dewpt(C): -43.4 -58.5 -38.3 -40.0 -41.4 -40.2 -36.9 -40.4 -38.1 -38.5 -37.1 -32.9 -33.8 -39.9 -43.6 450mb RH (%): 13 2 19 16 14 15 20 14 16 14 16 25 23 12 8 450mb Dir: 42 43 61 99 120 73 27 16 6 1 344 338 301 271 243 450mb Speed(kt): 41 48 32 28 24 16 20 25 30 25 17 10 12 10 15 400mb GPH (m): 7357 7411 7412 7425 7424 7440 7440 7447 7454 7475 7492 7503 7496 7503 7506 400mb Temp (C): -26.6 -24.0 -25.7 -27.6 -28.1 -27.1 -25.9 -25.1 -23.7 -23.6 -23.0 -22.6 -22.6 -23.0 -23.0 400mb Dewpt(C): -59.8 -46.1 -48.0 -46.1 -39.2 -42.3 -35.4 -45.1 -45.9 -38.4 -42.1 -45.5 -45.5 -44.2 -46.4 400mb RH (%): 3 12 11 16 35 23 42 15 12 25 17 11 11 13 11 400mb Dir: 41 44 49 81 116 78 31 19 10 360 334 324 295 281 249 400mb Speed(kt): 63 61 48 30 22 16 21 29 38 27 16 15 19 16 17 350mb GPH (m): 8309 8373 8370 8371 8366 8384 8393 8403 8413 8434 8454 8467 8458 8463 8466 350mb Temp (C): -31.9 -30.6 -29.9 -33.9 -35.3 -35.5 -32.7 -32.1 -31.4 -31.2 -31.0 -30.1 -30.7 -31.1 -30.9 350mb Dewpt(C): -47.6 -45.2 -54.6 -52.9 -53.9 -41.4 -37.6 -47.1 -47.9 -45.9 -46.7 -50.0 -49.5 -48.9 -50.0 350mb RH (%): 21 24 8 14 15 56 63 23 19 23 21 14 15 17 15 350mb Dir: 38 44 48 56 77 105 32 19 9 350 332 317 289 267 257 350mb Speed(kt): 91 72 65 44 28 19 26 36 43 34 21 18 20 19 18 300mb GPH (m): 9381 9451 9453 9440 9425 9443 9458 9471 9484 9507 9528 9544 9534 9537 9540 300mb Temp (C): -39.7 -38.6 -36.9 -38.6 -41.0 -42.4 -41.7 -40.4 -39.7 -40.5 -39.5 -38.8 -39.2 -39.5 -39.7 300mb Dewpt(C): -53.7 -52.9 -56.3 -57.7 -61.0 -48.4 -47.0 -52.5 -54.0 -50.5 -53.7 -57.1 -49.4 -51.6 -51.7 300mb RH (%): 23 22 13 13 11 53 58 28 22 35 22 14 35 28 28 300mb Dir: 40 43 46 45 54 92 28 19 5 344 343 306 279 265 258 300mb Speed(kt): 96 76 72 69 48 33 31 43 46 38 27 18 22 22 22 250mb GPH (m): 10604 10677 10688 10674 10650 10657 10674 10695 10706 10722 10749 10764 10755 10755 10760 250mb Temp (C): -48.0 -48.0 -46.3 -45.5 -45.8 -47.4 -47.3 -46.3 -47.9 -48.2 -49.2 -49.5 -49.4 -50.0 -49.6 250mb Dewpt(C): -58.4 -58.0 -60.1 -63.5 -65.8 -64.7 -63.2 -63.6 -60.1 -59.4 -59.3 -56.1 -53.3 -54.8 -53.8 250mb RH (%): 31 33 21 13 10 14 16 14 25 28 32 48 65 58 63 250mb Dir: 44 49 44 48 47 43 30 16 357 336 332 314 274 260 259 250mb Speed(kt): 102 82 70 68 56 44 50 50 43 35 32 25 23 25 24 200mb GPH (m): 12053 12119 12142 12137 12121 12124 12137 12163 12164 12178 12187 12197 12182 12180 12186 200mb Temp (C): -51.5 -54.4 -53.0 -51.4 -49.8 -49.6 -50.4 -50.1 -51.0 -52.4 -54.5 -56.2 -57.6 -58.5 -57.5 200mb Dewpt(C): -72.6 -68.8 -70.5 -72.1 -75.4 -74.4 -72.7 -73.2 -72.7 -71.9 -71.0 -65.2 -64.0 -63.8 -65.6 200mb RH (%): 8 17 12 8 4 5 7 6 7 9 13 34 46 53 38 200mb Dir: 37 38 46 50 45 42 34 9 339 324 303 296 270 259 265 200mb Speed(kt): 60 70 63 54 48 52 50 41 36 26 30 29 29 31 29 150mb GPH (m): 13922 13962 13993 13998 13983 13988 13998 14018 14014 14025 14021 14020 13998 13993 14003 150mb Temp (C): -52.4 -54.7 -53.8 -53.7 -54.1 -53.6 -53.9 -54.7 -55.3 -55.9 -56.1 -56.6 -57.3 -57.0 -56.6 150mb Dewpt(C): -87.3 -84.7 -83.8 -87.7 -84.2 -83.6 -83.5 -84.5 -82.2 -80.8 -82.8 -81.2 -81.8 -81.8 -83.2 150mb RH (%): 1 2 2 1 2 2 2 2 3 4 3 4 4 4 3 150mb Dir: 20 38 49 57 52 46 17 5 326 290 271 265 264 261 261 150mb Speed(kt): 29 25 30 26 26 25 26 27 22 22 26 31 36 33 34 100mb GPH (m): 16517 16537 16572 16578 16561 16570 16580 16582 16569 16577 16580 16573 16547 16545 16554 100mb Temp (C): -56.0 -57.3 -57.5 -57.2 -57.7 -56.8 -57.6 -58.6 -59.7 -59.2 -59.2 -59.0 -59.2 -59.6 -59.8 100mb Dewpt(C): -89.8 -90.8 -90.9 -90.7 -91.1 -90.4 -91.1 -87.3 -88.1 -87.5 -88.0 -87.7 -87.8 -88.1 -88.3 100mb RH (%): 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 100mb Dir: 338 24 325 224 13 203 286 273 284 268 263 249 261 258 260 100mb Speed(kt): 11 8 3 1 3 5 6 9 19 19 24 28 30 27 29