Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z AUG 9, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.1 994.2 991.9 993.7 994.6 996.4 995.2 996.3 996.4 997.8 995.5 996.0 995.5 995.5 992.7 Mean SLP (mb): 1018.5 1018.3 1015.5 1017.9 1019.1 1020.8 1019.2 1020.6 1020.9 1022.2 1019.1 1020.0 1019.7 1019.6 1016.5 2m agl Tmp (F): 54.9 64.4 73.1 57.7 53.5 55.3 65.9 57.9 54.4 57.1 73.2 62.0 59.6 62.1 70.8 2m agl Dewpt(F): 50.3 55.6 58.6 53.6 51.9 52.5 54.8 53.2 51.8 53.5 59.2 58.5 58.2 58.6 56.4 2m agl RH (%): 84 72 59 86 94 90 66 84 91 87 60 88 95 88 59 10m agl Dir: 76 289 304 293 278 258 311 298 280 268 307 298 278 284 295 10m agl Spd(kt): 1 5 9 5 3 3 6 3 2 3 8 4 4 5 8 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.03 0.03 Sfc CAPE (J/kg): 0.0 0.0 0.0 1.2 13.1 17.2 0.0 0.0 1.7 7.7 0.9 0.9 9.8 25.7 11.3 Sfc CINH (J/kg): -0.2 -0.1 0.0 0.0 0.0 0.0 0.0 0.0 -0.5 0.0 0.0 -0.1 -0.2 0.0 0.0 0-3km Hel(J/kg): 29.0 10.3 24.8 14.8 10.7 -5.0 21.0 3.4 2.6 15.8 32.4 24.8 27.0 25.1 35.9 Precip H20 (in): 0.68 0.74 0.84 0.70 0.72 0.72 0.80 0.94 0.90 1.03 1.15 1.02 0.92 0.99 0.91 Lifted Index(C): 12.0 7.7 5.6 9.2 11.7 11.3 9.9 7.9 8.8 6.0 3.1 4.0 4.8 5.3 3.8 700mb VV(-ub/s): -0.2 -1.1 -1.2 -2.9 -1.1 -1.2 -1.9 -1.9 -0.7 -0.9 -1.5 -1.9 -0.3 -1.3 -1.1 Thk1000-500mb(m)5689.1 5681.5 5688.8 5664.0 5653.2 5651.2 5672.3 5673.3 5657.5 5648.9 5670.4 5659.0 5636.5 5624.6 5634.3 Thk1000-850mb(m)1373.7 1372.8 1385.9 1368.2 1357.0 1356.8 1371.9 1369.0 1362.8 1363.7 1383.2 1374.6 1365.8 1363.4 1374.1 Thk850-700mb(m):1620.6 1617.6 1616.2 1614.1 1612.1 1610.1 1612.0 1614.7 1613.9 1612.9 1612.3 1615.3 1609.5 1604.1 1601.5 SWEAT Index: 52.8 39.6 81.0 56.4 57.6 62.3 66.1 116.3 83.3 117.7 143.3 121.5 112.4 119.7 117.2 Total Totals Idx 24.9 28.2 32.1 30.1 26.6 28.1 29.7 35.3 34.0 38.7 41.7 41.4 41.0 40.0 38.6 Frz Hgt(ft amsl) 14819 14861 14596 14564 14390 14453 14627 15016 13982 13719 14029 13572 13037 12802 12994 0WetBlbHgt(amsl) 10045 9454 9651 9846 9489 9564 9577 11274 10314 11065 11249 10298 10081 9603 8995 Equil Prs (mb): 994 994 992 994 995 996 995 996 996 998 995 996 995 882 993 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 26 3991 26 Hail Size(in): 0.00 -0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.49 0.35 0.00 0.00 Conv Wind Gust: 52.7 46.8 49.9 50.4 52.5 51.9 52.5 49.2 50.4 45.5 44.0 42.8 41.3 19.6 29.5 Showalter Index: 13.7 11.9 9.6 11.1 13.0 12.2 11.2 7.7 8.9 5.8 3.7 4.2 4.8 5.2 6.3 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 9.2 7.9 -999.9 -999.9 -999.9 7.7 -999.9 -999.9 3.8 2.1 -999.9 Storm Dir (deg): 314 301 310 323 326 321 324 327 322 312 315 325 320 321 312 Storm Spd (kts): 11 9 12 12 11 11 12 11 12 10 11 10 10 10 10 2m HeatIndex(F): 55 64 73 58 53 55 66 58 54 57 73 62 60 62 71 2m WindChill(F): 55 64 73 58 53 55 66 58 54 57 73 62 60 62 71 1000mb GPH (m): 154 154 133 150 158 173 163 172 174 185 165 169 165 166 141 950mb GPH (m): 586 588 576 581 586 601 598 605 602 614 607 605 599 600 582 950mb Temp (C): 14.5 12.2 17.6 11.4 8.4 8.8 13.5 12.5 9.9 9.8 17.6 14.8 12.6 12.7 16.4 950mb Dewpt(C): 9.1 11.6 13.3 11.3 8.1 8.6 11.4 11.0 9.2 9.4 13.7 13.7 12.6 12.6 11.9 950mb RH (%): 69 96 75 99 98 98 87 90 96 97 77 93 100 99 74 950mb Dir: 330 292 307 326 315 291 312 332 345 347 312 327 328 304 298 950mb Speed(kt): 6 5 11 9 6 3 7 10 3 2 11 12 10 8 11 900mb GPH (m): 1045 1044 1036 1036 1035 1050 1053 1060 1056 1067 1066 1062 1052 1053 1039 900mb Temp (C): 15.8 14.8 15.2 14.6 12.3 12.6 14.1 14.2 13.5 13.3 13.1 13.3 11.9 10.3 12.0 900mb Dewpt(C): 6.0 10.6 8.7 1.4 4.1 5.2 1.3 4.4 6.5 8.6 12.5 10.9 10.3 9.8 11.0 900mb RH (%): 51 75 64 40 57 60 41 51 62 73 96 85 89 97 93 900mb Dir: 334 334 327 329 326 335 336 343 339 339 319 337 335 342 304 900mb Speed(kt): 12 10 13 11 14 16 18 16 17 17 12 6 10 11 11 850mb GPH (m): 1528 1527 1519 1518 1515 1530 1535 1541 1537 1549 1548 1544 1531 1529 1515 850mb Temp (C): 14.2 14.1 14.3 14.3 13.7 13.0 13.3 13.4 13.2 13.5 13.2 13.5 12.1 11.1 9.1 850mb Dewpt(C): -1.9 -0.4 2.1 -3.0 -4.0 -0.9 -0.1 4.4 1.3 5.4 7.8 6.2 5.7 6.5 6.1 850mb RH (%): 32 36 43 29 29 38 39 54 44 57 69 61 64 72 81 850mb Dir: 318 329 322 318 323 332 334 338 336 336 332 327 327 332 342 850mb Speed(kt): 13 11 12 14 18 19 19 18 19 13 11 11 12 10 9 800mb GPH (m): 2037 2037 2029 2028 2024 2037 2042 2050 2045 2058 2056 2053 2039 2035 2018 800mb Temp (C): 13.8 12.9 12.7 12.2 11.7 10.7 11.1 11.6 11.6 11.5 11.3 12.3 11.4 10.3 9.6 800mb Dewpt(C): -17.1 -9.5 -5.1 -1.8 -0.7 -0.9 -0.2 -0.3 -3.2 3.9 4.5 2.1 -1.7 -0.5 -1.5 800mb RH (%): 10 20 28 37 42 44 45 43 35 59 62 49 40 47 46 800mb Dir: 312 321 308 312 318 318 324 321 330 316 309 327 309 312 301 800mb Speed(kt): 13 9 11 15 17 16 15 14 16 10 11 12 12 10 9 750mb GPH (m): 2577 2575 2567 2565 2560 2572 2578 2587 2581 2594 2593 2591 2574 2569 2551 750mb Temp (C): 10.8 10.4 9.8 9.3 8.7 8.6 9.1 9.8 9.4 8.4 8.6 9.3 8.0 7.3 7.5 750mb Dewpt(C): -8.9 -12.0 -9.8 -5.2 -6.2 -6.4 -6.5 -4.1 -4.1 2.7 1.5 -2.1 1.3 -1.5 -7.7 750mb RH (%): 24 19 24 35 34 34 32 37 38 67 61 44 62 53 33 750mb Dir: 299 295 292 304 307 304 308 304 316 296 293 318 294 300 278 750mb Speed(kt): 13 8 11 15 14 15 13 13 13 10 11 13 12 11 11 700mb GPH (m): 3148 3145 3135 3133 3127 3140 3147 3156 3151 3162 3160 3159 3141 3133 3117 700mb Temp (C): 8.1 6.8 6.4 6.1 6.2 6.5 7.3 6.8 7.1 5.7 5.9 6.3 5.4 4.8 5.4 700mb Dewpt(C): -12.0 -11.5 -9.8 -9.5 -11.3 -12.0 -14.9 -3.0 -8.6 -3.1 -2.4 -7.8 -7.9 -11.2 -11.2 700mb RH (%): 22 26 30 32 27 25 19 49 32 53 55 35 37 30 29 700mb Dir: 278 268 277 295 297 292 290 288 300 279 278 307 283 290 272 700mb Speed(kt): 16 10 12 14 14 15 14 13 14 14 13 13 14 14 14 650mb GPH (m): 3756 3750 3739 3736 3731 3744 3752 3761 3756 3764 3764 3762 3742 3734 3717 650mb Temp (C): 4.7 3.8 3.2 3.4 3.7 3.7 4.2 4.0 3.7 2.3 3.0 2.3 1.5 1.1 1.6 650mb Dewpt(C): -17.7 -18.9 -15.9 -22.4 -17.8 -15.3 -12.5 -10.1 -9.1 -8.3 -8.4 -9.9 -13.9 -8.4 -12.6 650mb RH (%): 18 17 23 13 19 23 28 35 38 45 43 40 31 49 34 650mb Dir: 264 249 268 284 285 277 281 272 279 268 267 283 275 289 268 650mb Speed(kt): 19 14 14 16 14 16 17 13 15 17 16 14 16 17 16 600mb GPH (m): 4401 4394 4382 4380 4376 4388 4398 4408 4400 4406 4407 4402 4380 4372 4356 600mb Temp (C): 0.6 0.6 0.3 0.4 0.1 0.1 0.4 1.2 -1.0 -1.2 -0.8 -1.6 -2.6 -3.1 -2.6 600mb Dewpt(C): -22.2 -29.2 -29.1 -25.0 -15.0 -20.1 -13.3 -16.7 -6.9 -13.5 -11.3 -18.6 -22.2 -13.2 -15.8 600mb RH (%): 16 9 9 13 31 20 35 25 64 39 45 26 21 45 36 600mb Dir: 263 242 259 278 275 267 272 274 260 262 268 264 272 279 272 600mb Speed(kt): 21 18 20 20 17 17 21 16 19 19 17 17 18 18 18 550mb GPH (m): 5094 5087 5075 5072 5066 5079 5090 5100 5090 5094 5095 5089 5065 5055 5040 550mb Temp (C): -2.9 -2.6 -3.0 -4.1 -4.0 -4.0 -4.0 -3.8 -4.8 -5.6 -5.5 -5.7 -6.4 -7.3 -7.1 550mb Dewpt(C): -37.1 -30.8 -31.2 -20.4 -22.5 -27.9 -15.6 -14.9 -14.3 -20.5 -17.2 -26.1 -30.8 -21.8 -19.3 550mb RH (%): 5 10 10 27 22 14 40 42 48 30 40 19 13 31 38 550mb Dir: 266 241 255 273 271 263 265 269 255 255 265 267 269 264 269 550mb Speed(kt): 23 18 26 25 18 19 26 22 26 23 21 21 18 20 21 500mb GPH (m): 5843 5836 5822 5814 5812 5824 5835 5846 5831 5834 5835 5828 5802 5790 5775 500mb Temp (C): -6.3 -7.2 -7.8 -9.4 -8.4 -8.0 -8.2 -8.7 -9.7 -9.9 -10.4 -10.9 -11.6 -11.2 -11.7 500mb Dewpt(C): -24.0 -20.9 -18.6 -28.8 -26.4 -37.1 -23.8 -21.3 -20.8 -27.7 -25.4 -26.1 -32.1 -30.7 -30.7 500mb RH (%): 24 33 42 19 22 8 28 36 40 22 29 28 17 19 20 500mb Dir: 265 243 252 269 268 258 265 259 253 250 258 268 268 263 267 500mb Speed(kt): 26 18 31 28 22 23 29 26 30 27 28 25 19 22 26 450mb GPH (m): 6658 6647 6631 6622 6621 6633 6644 6652 6635 6637 6637 6629 6600 6590 6574 450mb Temp (C): -12.4 -13.0 -13.9 -13.5 -13.5 -13.9 -13.7 -14.8 -15.6 -15.6 -15.5 -16.5 -16.9 -16.5 -16.9 450mb Dewpt(C): -21.3 -30.4 -23.9 -47.9 -39.8 -30.1 -28.4 -27.3 -28.1 -31.5 -34.7 -31.3 -39.8 -37.8 -30.5 450mb RH (%): 48 22 43 4 9 25 29 34 34 25 18 27 12 15 30 450mb Dir: 263 239 245 272 272 255 266 252 251 250 252 258 265 267 268 450mb Speed(kt): 27 25 36 33 24 29 31 28 32 28 29 29 26 26 30 400mb GPH (m): 7543 7532 7514 7506 7504 7515 7527 7531 7513 7514 7514 7503 7472 7464 7449 400mb Temp (C): -20.4 -19.8 -20.4 -19.8 -20.5 -20.7 -20.7 -21.3 -21.4 -21.7 -21.8 -22.2 -23.1 -22.9 -22.0 400mb Dewpt(C): -27.1 -37.9 -28.9 -44.8 -38.7 -35.3 -34.0 -33.8 -37.9 -41.5 -40.5 -37.0 -44.4 -36.5 -32.8 400mb RH (%): 55 19 48 10 19 27 30 32 22 16 18 26 13 29 38 400mb Dir: 261 243 239 273 259 254 262 252 249 254 252 255 266 274 268 400mb Speed(kt): 29 30 42 39 27 34 33 30 34 29 30 32 31 32 38 350mb GPH (m): 8515 8507 8487 8480 8476 8487 8498 8501 8482 8484 8483 8469 8433 8429 8414 350mb Temp (C): -28.5 -27.3 -27.7 -27.9 -27.8 -28.1 -28.2 -28.2 -28.2 -28.6 -28.5 -29.8 -30.8 -29.6 -30.1 350mb Dewpt(C): -35.1 -45.9 -35.4 -46.0 -47.6 -42.9 -45.8 -44.7 -45.6 -46.0 -41.9 -42.0 -51.6 -44.2 -43.9 350mb RH (%): 54 16 49 17 14 24 18 20 18 18 28 31 12 24 26 350mb Dir: 261 249 237 267 256 252 253 252 250 250 252 249 264 276 267 350mb Speed(kt): 30 32 53 43 30 34 36 33 33 33 34 37 35 36 42 300mb GPH (m): 9599 9598 9576 9567 9562 9573 9584 9589 9569 9568 9568 9549 9507 9505 9490 300mb Temp (C): -37.3 -35.6 -35.7 -36.6 -37.2 -36.9 -36.8 -36.2 -36.6 -37.3 -37.6 -38.1 -39.6 -39.5 -39.7 300mb Dewpt(C): -43.3 -51.6 -45.5 -54.8 -50.7 -52.0 -51.9 -49.6 -55.5 -51.2 -45.1 -49.6 -56.2 -49.1 -49.3 300mb RH (%): 55 19 37 15 25 21 21 25 14 24 47 31 17 37 37 300mb Dir: 260 261 239 260 263 250 254 252 253 247 255 247 260 274 268 300mb Speed(kt): 33 34 62 49 35 35 34 31 30 35 33 39 39 42 46 250mb GPH (m): 10831 10840 10820 10803 10794 10806 10821 10828 10804 10800 10798 10779 10730 10724 10708 250mb Temp (C): -47.0 -45.1 -44.5 -46.0 -46.9 -47.2 -46.1 -45.9 -46.6 -47.0 -47.2 -47.2 -47.6 -49.3 -48.7 250mb Dewpt(C): -54.3 -53.3 -54.0 -59.0 -58.6 -59.2 -57.1 -56.2 -57.1 -59.1 -57.7 -54.9 -62.2 -57.7 -59.6 250mb RH (%): 45 42 36 24 27 26 30 32 31 26 31 43 19 39 29 250mb Dir: 259 266 242 254 262 249 258 253 245 246 248 248 247 275 270 250mb Speed(kt): 35 42 74 54 37 36 34 31 32 37 39 36 46 44 49 200mb GPH (m): 12274 12292 12276 12255 12239 12248 12268 12278 12253 12249 12247 12226 12182 12161 12154 200mb Temp (C): -56.0 -56.1 -55.2 -54.3 -55.5 -55.7 -55.4 -54.8 -54.3 -53.9 -53.1 -54.1 -52.5 -54.8 -53.4 200mb Dewpt(C): -65.7 -61.3 -63.1 -68.3 -67.6 -66.2 -66.6 -67.4 -67.9 -69.5 -68.2 -67.7 -68.4 -65.0 -64.6 200mb RH (%): 31 54 39 18 23 28 26 22 19 15 16 19 15 30 27 200mb Dir: 254 274 246 249 252 247 253 248 241 247 243 247 252 268 269 200mb Speed(kt): 44 48 79 65 47 47 43 36 37 37 42 39 43 45 47 150mb GPH (m): 14096 14101 14103 14095 14074 14079 14100 14108 14092 14092 14096 14074 14038 14013 14007 150mb Temp (C): -57.2 -59.2 -56.7 -54.7 -55.2 -55.9 -55.6 -56.6 -55.4 -55.1 -54.6 -53.8 -53.1 -51.3 -51.9 150mb Dewpt(C): -79.0 -77.1 -83.4 -81.6 -82.1 -82.5 -82.3 -81.1 -82.4 -82.0 -81.9 -83.7 -83.5 -86.8 -82.1 150mb RH (%): 6 10 3 3 3 3 3 4 3 3 3 2 2 1 2 150mb Dir: 265 273 252 257 255 249 255 247 251 244 251 241 257 257 262 150mb Speed(kt): 44 39 57 51 43 46 47 37 36 33 35 34 38 39 38 100mb GPH (m): 16645 16643 16655 16658 16635 16644 16666 16667 16655 16658 16666 16657 16628 16618 16620 100mb Temp (C): -59.1 -58.4 -57.9 -59.1 -59.9 -59.0 -59.2 -58.8 -59.1 -58.2 -58.4 -57.5 -57.1 -56.2 -54.9 100mb Dewpt(C): -87.5 -91.4 -91.3 -87.7 -88.3 -87.7 -87.8 -87.4 -87.8 -87.1 -87.2 -90.9 -90.7 -90.0 -89.0 100mb RH (%): 2 1 1 2 2 2 2 2 2 2 2 1 1 1 1 100mb Dir: 270 265 272 265 271 260 257 261 258 247 254 266 265 266 269 100mb Speed(kt): 22 20 23 23 25 25 23 22 19 18 17 16 18 17 18