Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 8, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 995.9 996.5 996.5 997.7 996.6 997.5 997.4 997.4 994.6 995.0 995.1 996.1 993.7 995.2 994.4 Mean SLP (mb): 1019.7 1020.6 1020.8 1021.7 1020.1 1021.4 1021.6 1021.0 1017.8 1018.8 1019.3 1020.5 1017.7 1019.8 1019.0 2m agl Tmp (F): 70.4 61.3 54.9 68.2 78.3 66.7 60.0 77.0 84.7 67.7 57.4 57.6 64.2 52.1 51.3 2m agl Dewpt(F): 53.2 52.1 51.7 54.8 55.1 52.8 44.6 52.2 55.0 56.0 54.1 54.8 51.3 46.9 48.9 2m agl RH (%): 53 71 89 61 43 60 56 41 34 65 89 90 62 82 91 10m agl Dir: 296 351 52 2 349 37 59 63 308 299 240 304 301 286 201 10m agl Spd(kt): 4 3 3 3 6 4 5 6 5 2 1 3 8 5 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 0.01 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 0.01 Sfc CAPE (J/kg): 53.5 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6.6 0.0 5.7 9.1 Sfc CINH (J/kg): -1.4 0.0 0.0 0.0 0.0 0.0 -0.4 0.0 0.0 0.0 0.0 0.0 0.0 -1.1 -10.3 0-3km Hel(J/kg): 38.5 34.6 44.1 2.2 62.7 83.4 90.3 68.5 64.6 51.7 41.6 83.8 80.6 83.0 93.3 Precip H20 (in): 0.80 0.87 0.70 0.63 0.65 0.49 0.42 0.48 0.54 0.48 1.22 1.07 0.40 0.43 0.61 Lifted Index(C): 1.8 2.4 7.4 6.3 3.3 4.1 8.8 8.9 5.2 8.3 2.0 5.1 6.7 12.3 9.4 700mb VV(-ub/s): -3.2 -3.1 -2.3 -2.2 -1.9 -1.6 -0.3 -1.3 0.8 0.1 -1.2 0.8 2.1 -4.9 -0.1 Thk1000-500mb(m)5560.7 5578.4 5610.4 5638.4 5678.3 5693.7 5707.7 5729.2 5751.8 5724.0 5680.8 5638.3 5599.0 5545.0 5534.7 Thk1000-850mb(m)1368.9 1367.8 1367.0 1375.4 1394.3 1396.7 1396.5 1400.9 1411.9 1394.8 1376.6 1362.1 1360.1 1340.2 1336.0 Thk850-700mb(m):1575.8 1585.5 1592.5 1600.2 1611.5 1618.0 1624.3 1629.8 1633.4 1629.8 1617.3 1604.3 1589.8 1578.9 1575.4 SWEAT Index: 100.8 95.5 50.7 41.4 29.7 69.9 18.6 13.9 25.0 44.3 178.1 168.2 87.9 92.2 95.6 Total Totals Idx 43.1 45.4 37.5 35.9 34.7 40.1 33.3 27.4 26.2 19.2 42.4 40.6 14.5 26.1 35.4 Frz Hgt(ft amsl) 10142 10921 12514 13492 14014 14568 14852 15112 15995 15295 14659 13744 12835 10568 10354 0WetBlbHgt(amsl) 7339 8885 8085 8390 8737 8777 8806 9173 9415 9450 12128 10152 5005 5639 6445 Equil Prs (mb): 416 997 996 998 997 998 997 997 995 995 995 996 994 995 847 Equil Hgt(amsl): 23215 26 26 26 26 26 26 26 26 26 26 26 26 26 4988 Hail Size(in): -0.17 -0.15 0.00 0.00 0.15 0.00 0.00 0.00 0.00 0.00 0.00 -0.02 0.00 0.00 0.00 Conv Wind Gust: 42.5 34.4 42.6 49.4 54.9 56.8 57.3 57.4 61.4 56.9 49.5 46.1 55.9 27.6 23.0 Showalter Index: 4.8 3.4 7.6 8.3 8.6 5.3 9.1 12.0 12.5 15.2 2.7 4.4 16.1 14.3 10.5 Cap Strength(C): -0.2 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 3.3 -999.9 -999.9 7.4 Storm Dir (deg): 354 21 37 32 351 284 35 103 289 314 321 304 302 333 324 Storm Spd (kts): 10 10 8 6 6 7 7 4 7 10 14 18 20 19 16 2m HeatIndex(F): 70 61 55 68 78 67 60 77 83 68 57 58 64 52 51 2m WindChill(F): 70 61 55 68 78 67 60 77 85 68 57 58 64 52 51 1000mb GPH (m): 169 174 174 185 175 183 181 181 156 161 162 171 150 164 157 950mb GPH (m): 607 610 608 622 621 626 624 626 608 603 596 601 585 590 582 950mb Temp (C): 15.8 14.7 14.2 16.1 21.1 21.3 21.3 21.3 24.7 20.5 15.7 11.2 12.9 8.2 8.0 950mb Dewpt(C): 10.6 10.4 9.0 7.7 11.2 5.3 3.9 6.0 11.0 6.8 9.2 10.4 9.5 6.8 7.8 950mb RH (%): 70 74 71 57 52 34 31 36 41 40 64 95 79 91 98 950mb Dir: 312 16 37 47 355 73 83 71 311 323 310 312 302 302 219 950mb Speed(kt): 4 11 5 5 8 13 17 11 6 9 9 7 10 9 11 900mb GPH (m): 1063 1066 1063 1080 1085 1092 1089 1093 1078 1068 1055 1054 1036 1033 1027 900mb Temp (C): 11.3 12.0 12.6 14.4 16.5 19.3 19.4 20.1 20.4 18.9 15.5 12.3 9.6 5.3 6.0 900mb Dewpt(C): 9.4 7.6 5.3 3.3 9.3 -1.0 2.1 4.1 7.0 1.7 7.7 10.0 0.3 4.0 5.7 900mb RH (%): 88 74 61 47 61 25 31 34 41 31 59 85 52 91 98 900mb Dir: 320 25 23 72 23 84 100 108 323 295 322 299 307 316 290 900mb Speed(kt): 4 10 7 10 8 14 10 8 4 8 15 12 11 12 13 850mb GPH (m): 1537 1542 1541 1560 1569 1579 1578 1582 1568 1555 1539 1533 1510 1504 1493 850mb Temp (C): 7.4 9.2 10.7 11.7 14.3 15.5 16.5 17.2 18.0 17.0 13.6 11.1 9.6 7.9 2.4 850mb Dewpt(C): 4.4 4.0 1.3 0.9 -0.9 3.2 -2.2 -4.8 -5.7 -12.3 9.7 8.0 -22.6 -8.7 2.0 850mb RH (%): 82 70 52 47 35 43 27 21 19 12 77 80 8 30 97 850mb Dir: 2 20 35 68 94 115 101 121 231 293 316 283 294 299 322 850mb Speed(kt): 4 10 8 7 8 6 4 4 7 11 17 16 17 18 16 800mb GPH (m): 2034 2042 2043 2064 2077 2089 2090 2096 2083 2069 2048 2038 2011 2002 1986 800mb Temp (C): 4.6 6.8 8.1 9.3 11.5 12.6 14.4 15.1 15.7 15.1 11.6 9.5 8.1 5.9 7.4 800mb Dewpt(C): -2.2 0.9 -2.3 -3.4 -6.6 -10.5 -21.2 -24.4 -21.5 -19.4 7.9 3.8 -25.6 -14.6 -11.7 800mb RH (%): 61 66 47 40 27 19 7 5 6 8 77 67 7 21 24 800mb Dir: 25 12 26 46 121 147 183 184 230 285 308 279 284 304 317 800mb Speed(kt): 5 10 10 6 6 4 3 5 10 13 19 20 21 21 20 750mb GPH (m): 2558 2570 2573 2596 2613 2627 2630 2638 2626 2611 2586 2572 2540 2527 2513 750mb Temp (C): 3.3 4.2 5.6 7.0 9.0 10.4 11.6 12.5 13.3 12.8 9.5 7.7 5.5 3.7 3.5 750mb Dewpt(C): -10.7 -2.8 -9.6 -10.5 -13.1 -18.7 -22.2 -26.8 -30.3 -19.1 2.7 -0.7 -28.4 -20.8 -15.1 750mb RH (%): 35 60 32 27 19 11 8 5 3 9 62 55 7 15 24 750mb Dir: 337 358 12 43 149 209 245 222 242 280 298 278 272 311 310 750mb Speed(kt): 4 11 11 4 3 4 6 3 12 16 21 26 26 25 22 700mb GPH (m): 3113 3127 3133 3160 3180 3197 3202 3212 3202 3185 3156 3137 3100 3083 3068 700mb Temp (C): -0.1 1.1 2.7 4.8 6.7 7.6 8.4 9.9 10.2 9.5 6.9 5.2 3.4 0.8 0.4 700mb Dewpt(C): -8.2 -6.0 -15.9 -17.6 -21.5 -24.7 -31.3 -30.3 -26.6 -28.1 0.2 -6.5 -34.3 -26.0 -25.3 700mb RH (%): 55 59 24 18 11 8 4 4 6 5 62 42 4 12 13 700mb Dir: 334 352 357 9 261 238 276 271 254 278 288 275 266 313 301 700mb Speed(kt): 11 13 13 5 3 7 8 3 12 17 23 31 32 29 23 650mb GPH (m): 3703 3719 3730 3761 3784 3803 3809 3822 3812 3794 3762 3739 3698 3674 3659 650mb Temp (C): -3.1 -2.2 0.4 2.1 3.4 3.9 5.1 5.8 5.9 5.7 3.9 2.2 1.3 -2.5 -2.1 650mb Dewpt(C): -14.4 -12.4 -21.4 -20.9 -28.3 -31.4 -31.6 -23.3 -20.9 -23.6 -4.8 -11.1 -39.9 -34.0 -36.2 650mb RH (%): 41 46 18 16 8 6 5 10 13 10 53 36 3 7 6 650mb Dir: 330 349 353 349 275 250 306 301 256 284 279 272 266 304 297 650mb Speed(kt): 18 14 16 8 7 10 9 5 14 16 25 35 35 32 25 600mb GPH (m): 4331 4351 4367 4401 4427 4447 4456 4469 4461 4442 4408 4381 4336 4303 4289 600mb Temp (C): -6.9 -5.3 -2.7 -1.7 -1.1 0.0 0.5 0.7 2.1 1.2 0.4 -1.0 -2.5 -5.9 -5.7 600mb Dewpt(C): -16.4 -17.4 -25.9 -26.5 -32.1 -41.8 -22.6 -21.6 -34.6 -20.7 -9.4 -15.5 -29.5 -38.9 -31.4 600mb RH (%): 47 38 15 13 8 3 16 17 5 18 48 32 11 6 12 600mb Dir: 326 341 353 341 281 264 319 276 258 286 274 269 267 296 295 600mb Speed(kt): 25 20 18 9 9 12 11 2 12 18 26 38 40 35 30 550mb GPH (m): 5004 5027 5050 5087 5114 5136 5146 5162 5158 5136 5100 5069 5018 4979 4966 550mb Temp (C): -10.9 -10.1 -7.3 -6.6 -5.6 -4.9 -4.5 -2.8 -1.4 -2.5 -4.3 -5.3 -8.2 -9.5 -10.1 550mb Dewpt(C): -27.3 -22.2 -24.0 -35.8 -36.2 -41.0 -31.4 -33.6 -32.8 -31.0 -12.5 -18.2 -27.4 -45.1 -23.9 550mb RH (%): 25 37 25 8 7 4 10 8 7 9 53 36 20 4 32 550mb Dir: 320 333 359 316 295 274 318 23 265 276 278 265 265 297 290 550mb Speed(kt): 33 24 16 11 11 15 11 4 11 20 27 40 46 43 34 500mb GPH (m): 5729 5752 5784 5823 5853 5876 5889 5910 5908 5885 5843 5809 5749 5709 5691 500mb Temp (C): -15.7 -16.1 -12.8 -11.7 -10.7 -10.7 -9.5 -7.5 -6.9 -7.3 -9.6 -10.7 -13.8 -13.5 -15.5 500mb Dewpt(C): -35.5 -29.7 -27.8 -46.5 -33.0 -31.7 -37.1 -33.2 -28.8 -33.5 -16.6 -19.9 -31.9 -46.1 -23.6 500mb RH (%): 17 31 28 4 15 17 9 11 16 11 57 47 21 5 50 500mb Dir: 314 329 358 296 297 272 354 20 255 271 281 263 263 302 285 500mb Speed(kt): 39 27 18 16 13 20 11 6 11 23 27 41 53 56 40 450mb GPH (m): 6514 6535 6578 6619 6653 6676 6694 6719 6719 6695 6648 6610 6542 6504 6481 450mb Temp (C): -22.0 -22.4 -18.8 -18.2 -17.0 -16.7 -14.6 -13.9 -13.2 -13.4 -14.9 -17.1 -18.4 -17.2 -19.4 450mb Dewpt(C): -47.6 -42.6 -32.8 -44.0 -34.8 -36.7 -47.7 -31.9 -31.9 -35.4 -26.4 -20.7 -39.4 -36.1 -29.2 450mb RH (%): 9 15 29 9 21 17 5 21 20 14 38 74 15 18 42 450mb Dir: 317 338 356 285 305 272 36 19 258 265 270 259 261 298 281 450mb Speed(kt): 46 28 20 15 15 22 25 9 9 24 32 46 64 74 46 400mb GPH (m): 7367 7387 7440 7485 7524 7549 7573 7602 7605 7580 7528 7483 7409 7374 7346 400mb Temp (C): -28.2 -29.5 -27.0 -25.4 -23.6 -23.4 -21.8 -20.4 -19.5 -19.6 -21.0 -22.5 -24.7 -24.3 -24.8 400mb Dewpt(C): -49.2 -46.8 -41.5 -45.0 -45.5 -43.4 -50.2 -36.2 -40.7 -40.2 -37.2 -25.4 -45.5 -42.1 -33.6 400mb RH (%): 13 18 25 15 12 15 6 24 14 15 23 78 14 19 45 400mb Dir: 311 344 3 310 306 273 40 52 218 255 263 259 260 288 278 400mb Speed(kt): 58 30 20 17 20 25 27 13 7 22 38 51 72 75 51 350mb GPH (m): 8314 8324 8383 8438 8483 8509 8540 8575 8580 8556 8502 8449 8366 8330 8302 350mb Temp (C): -33.6 -36.5 -36.1 -32.7 -31.3 -31.1 -29.5 -28.1 -27.7 -26.8 -27.4 -28.9 -31.2 -32.7 -32.2 350mb Dewpt(C): -52.0 -50.8 -43.0 -40.3 -44.3 -49.7 -49.3 -45.0 -46.0 -52.1 -42.0 -37.4 -55.9 -46.3 -40.2 350mb RH (%): 15 23 50 48 28 15 14 19 17 8 25 45 8 26 46 350mb Dir: 307 333 10 341 298 273 48 62 273 225 264 263 260 285 277 350mb Speed(kt): 73 38 19 24 20 25 31 22 4 24 46 56 78 77 56 300mb GPH (m): 9377 9382 9433 9505 9555 9582 9618 9661 9668 9646 9590 9535 9447 9395 9370 300mb Temp (C): -42.3 -41.3 -44.4 -40.9 -40.0 -39.7 -38.8 -36.6 -35.7 -36.0 -36.3 -36.7 -36.0 -41.6 -41.2 300mb Dewpt(C): -55.9 -58.6 -52.5 -51.2 -53.8 -54.1 -47.2 -54.0 -49.0 -45.1 -41.2 -45.8 -42.4 -51.4 -45.1 300mb RH (%): 23 15 42 34 23 22 42 16 26 40 61 40 53 36 67 300mb Dir: 305 315 343 338 288 281 38 24 329 263 265 266 257 282 277 300mb Speed(kt): 76 56 24 28 21 22 41 19 13 21 49 67 101 81 65 250mb GPH (m): 10584 10600 10639 10719 10776 10806 10845 10896 10912 10888 10830 10771 10688 10606 10580 250mb Temp (C): -50.6 -48.8 -49.4 -50.6 -49.2 -47.3 -47.1 -46.1 -45.0 -45.2 -45.9 -46.7 -46.5 -49.7 -51.2 250mb Dewpt(C): -64.3 -65.5 -64.4 -57.3 -61.9 -61.4 -59.8 -55.4 -55.3 -55.0 -49.5 -55.2 -50.8 -60.9 -57.6 250mb RH (%): 20 14 18 47 23 20 24 36 33 34 68 39 63 28 49 250mb Dir: 304 308 336 340 280 329 54 23 315 262 265 270 257 275 276 250mb Speed(kt): 67 59 32 32 23 17 45 21 13 27 55 74 106 88 69 200mb GPH (m): 12037 12059 12088 12144 12208 12256 12294 12345 12360 12332 12272 12212 12134 12052 12011 200mb Temp (C): -48.4 -49.1 -50.9 -55.9 -56.4 -53.8 -55.3 -56.3 -56.3 -57.5 -57.4 -57.2 -54.0 -51.4 -54.5 200mb Dewpt(C): -68.1 -73.3 -74.4 -68.0 -68.4 -73.2 -65.6 -63.3 -63.3 -63.8 -64.8 -64.5 -68.8 -70.1 -70.9 200mb RH (%): 10 5 6 23 23 9 29 44 44 47 41 42 17 11 13 200mb Dir: 289 308 317 326 299 1 42 15 267 261 263 262 260 274 275 200mb Speed(kt): 40 34 28 29 20 21 36 28 12 35 64 83 104 90 75 150mb GPH (m): 13922 13941 13954 13992 14041 14091 14114 14145 14161 14133 14073 14021 13970 13914 13859 150mb Temp (C): -50.3 -50.5 -51.6 -52.8 -54.6 -55.9 -57.8 -58.2 -61.1 -61.4 -60.3 -58.0 -54.9 -52.6 -54.2 150mb Dewpt(C): -85.8 -85.9 -82.2 -83.1 -81.5 -80.9 -82.0 -82.5 -78.1 -77.6 -79.4 -80.5 -84.6 -87.3 -83.9 150mb RH (%): 1 1 2 2 3 4 4 4 11 12 8 5 2 1 2 150mb Dir: 282 283 297 291 295 313 356 325 283 268 259 268 262 274 275 150mb Speed(kt): 26 17 20 13 17 21 20 13 23 37 58 63 68 61 65 100mb GPH (m): 16537 16551 16552 16584 16619 16648 16646 16664 16664 16643 16595 16568 16541 16499 16449 100mb Temp (C): -54.7 -54.8 -55.9 -56.8 -57.3 -59.2 -60.8 -60.4 -61.9 -61.5 -60.3 -59.1 -58.4 -57.2 -55.6 100mb Dewpt(C): -88.9 -89.0 -89.8 -90.5 -86.2 -87.9 -86.4 -88.8 -89.5 -89.2 -88.7 -87.8 -87.0 -90.7 -89.6 100mb RH (%): 1 1 1 1 2 2 3 2 2 2 2 2 2 1 1 100mb Dir: 257 256 285 275 265 299 303 282 269 272 270 271 266 270 281 100mb Speed(kt): 10 11 14 7 11 14 17 17 21 30 35 38 44 42 39