Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z AUG 8, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.6 995.6 993.8 995.0 995.0 995.7 993.1 994.3 995.0 996.4 994.3 995.9 996.4 998.0 996.1 Mean SLP (mb): 1018.8 1019.4 1017.2 1019.1 1019.5 1020.2 1016.9 1018.6 1019.5 1020.9 1018.1 1020.2 1020.9 1022.4 1019.7 2m agl Tmp (F): 56.6 69.6 79.1 61.5 51.4 54.5 69.9 56.0 52.6 54.0 68.5 57.7 53.4 57.4 74.8 2m agl Dewpt(F): 55.1 56.7 54.0 51.3 49.6 52.5 55.6 52.9 51.4 52.2 55.5 53.0 51.7 54.0 59.6 2m agl RH (%): 95 62 40 69 94 93 59 89 95 93 62 84 94 88 58 10m agl Dir: 102 273 307 306 285 281 304 297 272 275 309 298 302 271 309 10m agl Spd(kt): 2 4 9 4 1 3 8 4 2 3 6 3 2 4 9 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 0.01 0.01 0.01 0.01 0.01 0.01 0.01 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 6.6 0.0 0.0 11.2 15.0 0.0 0.0 0.9 6.5 0.2 Sfc CINH (J/kg): -0.5 0.0 0.0 0.0 -0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -0.2 0.0 0.0 0-3km Hel(J/kg): 41.5 17.5 39.0 17.0 24.8 15.3 20.5 10.0 19.2 6.2 20.0 1.9 7.1 3.6 10.0 Precip H20 (in): 0.71 0.78 0.69 0.60 0.60 0.74 0.72 0.71 0.65 0.75 0.76 0.82 0.98 0.99 1.13 Lifted Index(C): 5.0 5.7 5.6 12.6 15.0 10.7 8.9 10.5 12.4 8.7 8.8 9.0 7.7 5.9 2.1 700mb VV(-ub/s): 0.8 -0.3 -1.4 -2.2 -0.4 -0.5 -1.5 -2.6 -1.0 -1.2 -1.5 -1.5 -0.8 -1.2 -1.8 Thk1000-500mb(m)5721.1 5703.4 5713.3 5695.8 5677.7 5671.2 5680.6 5664.4 5657.8 5659.5 5685.3 5678.1 5658.0 5652.9 5670.2 Thk1000-850mb(m)1385.8 1387.6 1397.6 1380.1 1366.1 1365.0 1379.7 1367.4 1357.9 1359.3 1380.2 1374.8 1366.0 1368.0 1387.5 Thk850-700mb(m):1633.8 1623.7 1622.0 1622.5 1621.1 1617.0 1615.6 1615.4 1613.1 1612.3 1613.3 1616.4 1614.5 1613.4 1614.3 SWEAT Index: 50.6 118.8 55.4 52.6 56.1 43.2 52.3 53.9 60.2 73.1 83.2 75.0 93.3 92.1 136.1 Total Totals Idx 31.3 39.1 28.9 23.6 20.9 24.8 26.9 29.8 27.2 32.8 32.8 33.6 36.0 38.0 42.3 Frz Hgt(ft amsl) 15320 15021 14940 14803 14690 14973 14604 14464 14722 14774 15081 14444 13900 13715 13341 0WetBlbHgt(amsl) 10103 9383 8821 10701 9951 9853 9753 9727 9661 9477 9591 11087 11334 11024 10875 Equil Prs (mb): 995 996 994 995 995 996 993 994 995 996 994 996 996 998 996 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 Hail Size(in): 0.04 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.11 Conv Wind Gust: 55.0 55.8 61.9 54.0 54.8 49.7 50.7 51.0 54.6 53.1 53.4 49.8 46.4 44.6 49.3 Showalter Index: 9.9 5.5 11.5 14.3 15.5 13.6 12.7 11.3 12.8 9.4 9.3 8.9 7.6 6.4 3.5 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 9.3 9.5 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 308 301 308 316 321 315 312 321 326 327 324 325 328 324 326 Storm Spd (kts): 10 12 13 11 10 9 11 11 12 10 11 11 10 9 11 2m HeatIndex(F): 57 70 79 61 51 54 70 56 53 54 69 58 53 57 75 2m WindChill(F): 57 70 79 61 51 54 70 56 53 54 69 58 53 57 75 1000mb GPH (m): 158 166 150 161 161 168 144 155 162 174 155 169 174 187 170 950mb GPH (m): 592 604 597 597 589 595 584 586 588 600 593 602 602 616 614 950mb Temp (C): 16.5 15.6 20.9 16.8 11.9 10.1 15.7 12.0 7.9 8.1 15.0 13.9 11.5 11.0 18.3 950mb Dewpt(C): 9.3 10.9 10.5 6.2 6.9 9.1 11.6 11.2 7.6 7.8 11.5 11.4 10.5 9.8 13.6 950mb RH (%): 62 73 50 49 71 93 76 95 98 98 79 85 93 92 73 950mb Dir: 330 278 310 340 324 318 308 335 322 320 313 343 346 307 314 950mb Speed(kt): 5 3 12 12 5 4 10 8 3 3 8 12 6 2 12 900mb GPH (m): 1054 1066 1061 1057 1045 1049 1041 1041 1039 1051 1051 1060 1057 1071 1074 900mb Temp (C): 18.6 18.7 18.3 16.6 15.1 14.4 15.1 14.4 13.1 13.5 16.2 16.2 14.8 15.2 14.7 900mb Dewpt(C): 10.0 4.2 -2.0 -0.4 -0.6 7.0 -0.3 0.3 1.6 4.5 2.7 4.5 6.2 7.4 10.0 900mb RH (%): 56 37 24 31 33 60 34 37 45 54 40 45 56 59 73 900mb Dir: 334 340 325 332 331 334 330 331 330 337 346 346 343 346 321 900mb Speed(kt): 12 17 13 14 13 13 15 12 14 15 18 14 17 15 13 850mb GPH (m): 1544 1553 1547 1541 1527 1533 1524 1523 1519 1533 1535 1544 1540 1555 1558 850mb Temp (C): 17.9 16.0 16.0 14.9 14.6 15.3 14.6 14.1 13.4 14.2 14.4 14.0 13.7 14.2 14.0 850mb Dewpt(C): -2.4 4.9 -4.9 -5.8 -8.0 -5.1 -2.9 -2.8 -4.3 1.0 1.7 1.8 2.9 3.5 7.0 850mb RH (%): 24 47 23 23 20 24 29 30 28 40 41 43 47 48 62 850mb Dir: 333 334 307 306 328 335 314 320 327 341 344 341 344 346 338 850mb Speed(kt): 13 16 11 12 15 13 12 14 16 18 19 16 18 14 14 800mb GPH (m): 2059 2066 2058 2052 2037 2043 2034 2033 2028 2042 2044 2053 2048 2064 2067 800mb Temp (C): 16.1 13.8 13.0 13.6 13.6 12.8 12.8 12.5 12.1 11.6 11.4 12.1 12.0 11.4 11.7 800mb Dewpt(C): -9.6 -6.5 -7.9 -18.2 -14.0 -1.0 -4.9 -2.7 -4.1 1.4 -0.4 -0.6 -1.2 4.2 4.2 800mb RH (%): 16 23 22 9 13 38 28 34 32 49 43 41 39 60 60 800mb Dir: 318 314 285 293 327 326 295 309 319 330 325 328 337 331 321 800mb Speed(kt): 12 12 12 12 15 11 11 15 16 14 14 13 15 12 13 750mb GPH (m): 2603 2605 2597 2592 2577 2581 2572 2570 2565 2578 2580 2590 2586 2601 2604 750mb Temp (C): 12.7 10.8 10.9 11.6 10.9 9.6 9.4 9.2 9.0 8.8 8.9 9.8 9.4 8.7 8.9 750mb Dewpt(C): -8.8 -11.7 -18.5 -13.0 -10.3 -6.2 -6.2 -6.0 -5.4 -6.6 -6.2 -4.5 -0.4 0.6 -0.2 750mb RH (%): 21 19 11 16 21 32 32 33 35 33 33 36 50 56 52 750mb Dir: 280 278 282 286 315 308 284 296 311 316 303 315 321 310 303 750mb Speed(kt): 12 13 13 12 13 10 11 13 15 11 12 12 12 10 12 700mb GPH (m): 3177 3177 3169 3164 3148 3150 3140 3138 3133 3145 3148 3160 3154 3168 3172 700mb Temp (C): 9.6 8.8 8.7 8.3 8.0 6.3 6.1 6.7 6.6 6.5 7.2 7.1 5.9 5.5 6.0 700mb Dewpt(C): -18.3 -26.5 -25.9 -9.1 -12.4 -10.5 -9.8 -11.3 -12.4 -13.4 -14.3 -4.8 -2.6 -3.0 -4.8 700mb RH (%): 12 6 7 28 22 29 31 26 24 22 20 42 54 54 46 700mb Dir: 261 260 276 276 281 284 277 290 294 296 284 295 295 297 298 700mb Speed(kt): 17 16 16 13 12 12 11 13 15 12 13 12 11 12 13 650mb GPH (m): 3788 3785 3777 3772 3755 3753 3743 3742 3737 3750 3755 3766 3758 3770 3775 650mb Temp (C): 6.7 5.4 5.1 5.2 4.0 3.3 3.3 3.5 4.3 4.0 5.0 4.3 3.1 2.2 2.0 650mb Dewpt(C): -22.4 -26.0 -9.4 -12.7 -13.1 -20.5 -16.5 -14.9 -22.5 -18.4 -20.4 -11.5 -7.1 -8.9 -7.8 650mb RH (%): 10 8 34 26 27 16 22 25 12 18 14 30 47 43 48 650mb Dir: 262 249 270 275 258 264 275 281 283 277 269 272 274 285 295 650mb Speed(kt): 17 19 20 14 15 15 13 15 17 13 15 15 14 15 14 600mb GPH (m): 4438 4432 4425 4419 4399 4397 4387 4387 4383 4395 4402 4411 4401 4412 4414 600mb Temp (C): 1.5 1.1 0.8 0.5 0.4 0.9 0.4 0.1 0.7 0.6 1.4 -0.1 -1.1 -1.3 -2.4 600mb Dewpt(C): -17.9 -20.5 -12.6 -17.6 -26.0 -29.0 -20.0 -23.0 -18.5 -22.6 -26.1 -17.5 -8.8 -14.7 -13.0 600mb RH (%): 22 18 36 24 12 9 20 16 22 16 11 26 56 35 44 600mb Dir: 264 245 262 273 257 252 267 275 279 269 262 258 260 265 278 600mb Speed(kt): 17 22 24 18 18 16 18 19 21 16 18 17 17 16 15 550mb GPH (m): 5132 5125 5118 5111 5091 5091 5079 5078 5075 5088 5094 5103 5090 5099 5101 550mb Temp (C): -3.0 -4.0 -3.7 -3.4 -3.0 -2.7 -3.4 -4.6 -3.7 -3.3 -3.5 -3.7 -5.1 -5.6 -5.4 550mb Dewpt(C): -23.2 -19.1 -14.6 -30.5 -29.9 -23.8 -28.9 -16.7 -23.8 -29.6 -18.4 -29.5 -14.5 -21.8 -21.8 550mb RH (%): 20 30 43 10 11 18 12 38 20 11 31 12 48 27 27 550mb Dir: 255 245 259 264 270 249 256 271 276 268 259 250 256 259 262 550mb Speed(kt): 22 25 28 25 22 16 23 23 25 19 21 20 21 19 19 500mb GPH (m): 5879 5869 5863 5857 5839 5839 5825 5820 5819 5833 5840 5847 5832 5840 5840 500mb Temp (C): -7.9 -9.1 -8.9 -7.3 -7.2 -7.3 -7.6 -9.2 -9.1 -8.8 -8.3 -8.9 -9.7 -10.2 -10.6 500mb Dewpt(C): -25.7 -19.3 -18.2 -34.3 -21.6 -24.4 -30.9 -32.8 -27.1 -22.2 -30.0 -27.3 -21.7 -23.9 -23.7 500mb RH (%): 23 44 47 10 31 24 14 13 22 33 16 21 37 32 34 500mb Dir: 251 247 255 259 273 252 256 264 276 264 258 244 255 253 253 500mb Speed(kt): 25 29 32 29 26 18 28 27 28 25 25 21 23 21 24 450mb GPH (m): 6689 6675 6670 6670 6651 6650 6635 6627 6626 6640 6649 6654 6636 6642 6642 450mb Temp (C): -13.8 -14.4 -14.0 -12.0 -12.6 -13.5 -13.5 -13.6 -14.2 -14.2 -13.8 -14.2 -15.1 -15.8 -16.2 450mb Dewpt(C): -29.9 -23.4 -33.2 -25.0 -21.9 -23.2 -25.5 -39.4 -32.7 -27.1 -33.1 -35.4 -29.9 -30.4 -28.9 450mb RH (%): 25 47 19 34 46 45 36 10 20 33 19 15 28 28 33 450mb Dir: 242 246 258 267 267 250 255 270 270 265 259 243 254 253 249 450mb Speed(kt): 26 34 38 32 29 22 32 30 29 31 28 24 25 23 27 400mb GPH (m): 7572 7556 7555 7559 7538 7535 7518 7509 7507 7522 7531 7536 7515 7518 7518 400mb Temp (C): -20.2 -21.0 -18.5 -18.9 -19.6 -19.7 -20.5 -20.6 -21.1 -20.5 -20.6 -20.2 -20.7 -22.2 -22.0 400mb Dewpt(C): -36.7 -28.3 -30.9 -24.3 -30.2 -33.1 -28.2 -38.1 -30.8 -32.4 -33.0 -44.2 -37.8 -36.8 -26.8 400mb RH (%): 22 52 34 63 39 30 51 20 42 34 33 11 21 26 66 400mb Dir: 239 245 263 267 268 248 246 278 264 265 253 244 248 249 247 400mb Speed(kt): 33 40 44 40 29 27 36 35 33 33 31 29 29 28 31 350mb GPH (m): 8545 8528 8537 8537 8512 8509 8490 8482 8477 8492 8504 8510 8487 8486 8486 350mb Temp (C): -27.7 -27.8 -25.2 -27.0 -27.8 -27.6 -28.2 -28.3 -28.6 -28.7 -27.8 -27.7 -28.0 -28.5 -28.8 350mb Dewpt(C): -46.4 -37.4 -35.2 -33.6 -34.1 -39.9 -35.6 -45.7 -42.4 -40.4 -42.7 -47.2 -45.5 -44.4 -35.1 350mb RH (%): 16 41 40 55 56 31 50 18 27 33 24 15 18 21 55 350mb Dir: 241 249 268 257 264 253 238 272 267 263 250 245 248 243 248 350mb Speed(kt): 39 45 47 41 30 30 48 41 37 35 33 30 30 33 37 300mb GPH (m): 9636 9620 9635 9628 9601 9600 9579 9567 9560 9575 9592 9599 9575 9572 9569 300mb Temp (C): -35.3 -35.1 -35.1 -35.7 -36.6 -35.4 -35.6 -37.2 -37.8 -38.0 -36.7 -36.3 -36.6 -36.8 -37.6 300mb Dewpt(C): -48.7 -50.0 -44.6 -48.0 -45.0 -51.0 -45.4 -53.1 -52.0 -47.7 -50.0 -52.8 -50.8 -47.6 -44.6 300mb RH (%): 26 22 39 29 43 20 37 19 23 37 25 18 23 33 50 300mb Dir: 247 261 262 255 259 262 239 266 265 267 257 242 250 240 248 300mb Speed(kt): 37 49 45 43 34 33 59 48 40 39 33 28 30 33 45 250mb GPH (m): 10878 10862 10877 10868 10835 10842 10823 10800 10790 10803 10827 10836 10812 10805 10801 250mb Temp (C): -45.3 -45.9 -45.7 -46.2 -46.8 -45.3 -44.8 -46.6 -47.6 -47.8 -46.8 -46.4 -46.3 -47.0 -46.9 250mb Dewpt(C): -51.3 -56.8 -57.6 -50.5 -52.9 -53.0 -50.4 -60.9 -59.1 -56.2 -55.8 -55.9 -57.3 -56.3 -55.0 250mb RH (%): 53 30 27 63 52 43 55 20 27 40 37 35 30 36 41 250mb Dir: 251 267 259 258 258 264 241 255 257 264 265 249 247 236 255 250mb Speed(kt): 38 53 50 48 35 40 74 53 45 44 33 28 30 38 42 200mb GPH (m): 12329 12306 12321 12312 12279 12293 12276 12248 12231 12241 12268 12282 12259 12251 12247 200mb Temp (C): -55.0 -56.5 -56.9 -56.1 -56.2 -55.5 -55.4 -54.6 -55.5 -56.3 -56.6 -55.6 -55.0 -54.3 -54.3 200mb Dewpt(C): -64.5 -66.5 -66.8 -60.9 -64.2 -62.8 -62.7 -68.5 -67.0 -64.8 -63.4 -64.6 -66.2 -66.6 -67.5 200mb RH (%): 32 30 30 57 39 42 42 19 25 36 44 34 26 23 20 200mb Dir: 242 252 258 260 261 267 242 247 251 255 264 251 246 235 250 200mb Speed(kt): 55 61 49 50 39 44 74 63 57 51 35 31 35 47 45 150mb GPH (m): 14141 14120 14132 14127 14098 14106 14097 14085 14067 14073 14097 14113 14093 14090 14089 150mb Temp (C): -59.4 -58.1 -57.7 -58.6 -57.9 -58.9 -55.7 -54.5 -54.4 -54.9 -55.3 -56.2 -56.1 -55.1 -54.5 150mb Dewpt(C): -75.0 -79.9 -82.2 -82.6 -78.3 -76.8 -82.5 -81.4 -81.5 -81.8 -84.5 -82.9 -82.8 -82.1 -81.6 150mb RH (%): 14 6 4 4 7 10 3 3 3 3 2 3 3 3 3 150mb Dir: 245 252 259 261 268 263 259 257 255 257 260 253 250 243 237 150mb Speed(kt): 58 53 47 42 40 41 48 42 43 45 43 34 39 35 40 100mb GPH (m): 16673 16666 16682 16667 16646 16650 16655 16652 16636 16640 16665 16670 16655 16663 16668 100mb Temp (C): -60.4 -59.0 -58.4 -58.6 -58.0 -58.6 -57.3 -58.7 -59.3 -59.2 -59.2 -59.1 -59.4 -57.7 -57.8 100mb Dewpt(C): -88.7 -89.8 -91.1 -91.2 -86.7 -87.4 -90.8 -91.0 -87.8 -87.8 -87.8 -87.7 -88.4 -91.1 -90.9 100mb RH (%): 2 1 1 1 2 2 1 1 2 2 2 2 2 1 1 100mb Dir: 240 259 272 273 278 260 278 256 266 257 265 268 263 239 261 100mb Speed(kt): 28 26 28 24 20 24 22 22 26 27 30 24 20 19 21