Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 8, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.3 996.7 996.4 998.0 996.8 996.0 992.6 992.1 992.6 994.2 994.4 997.2 998.2 997.4 992.8 Mean SLP (mb): 1018.9 1021.3 1020.6 1022.4 1021.4 1020.2 1016.3 1016.1 1017.2 1018.7 1018.6 1021.9 1023.1 1022.0 1016.6 2m agl Tmp (F): 49.2 56.5 61.8 56.5 49.9 62.6 72.2 61.7 50.5 53.1 61.8 50.0 48.2 55.6 70.8 2m agl Dewpt(F): 41.0 44.8 47.9 47.5 47.4 49.3 52.2 51.0 49.1 50.9 50.7 45.9 46.0 46.7 52.5 2m agl RH (%): 73 64 59 71 91 61 48 67 95 92 66 86 92 71 51 10m agl Dir: 116 217 275 332 66 330 323 315 275 245 305 300 312 334 336 10m agl Spd(kt): 2 6 6 2 1 3 5 3 2 3 8 5 3 2 5 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 14.1 13.9 7.1 0.7 0.0 0.5 0.0 0.0 7.3 0.9 0.0 11.5 2.7 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 -8.2 0.0 0.0 -2.6 -0.1 0.0 -0.2 0.0 0.0 -0.2 -0.3 0.0 0-3km Hel(J/kg): 107.6 78.4 88.3 79.9 57.6 32.0 128.2 171.2 157.7 83.5 124.3 50.3 23.8 59.3 144.0 Precip H20 (in): 0.59 0.55 0.63 0.56 0.42 0.39 0.42 0.54 0.57 0.69 0.70 0.49 0.42 0.33 0.48 Lifted Index(C): 8.9 11.0 8.1 7.9 9.5 7.5 3.0 5.7 7.9 8.2 8.0 14.0 13.6 13.0 4.5 700mb VV(-ub/s): 1.9 0.7 -1.7 -0.4 -1.8 -0.3 0.9 2.8 2.2 1.8 1.3 -2.4 -1.4 -0.8 -0.7 Thk1000-500mb(m)5569.0 5515.0 5538.3 5540.6 5558.0 5582.1 5615.0 5615.6 5600.1 5577.5 5560.4 5547.2 5546.7 5575.0 5630.1 Thk1000-850mb(m)1342.8 1332.1 1347.4 1342.5 1344.4 1357.7 1380.6 1376.0 1358.3 1349.9 1353.0 1339.9 1333.1 1344.5 1376.4 Thk850-700mb(m):1579.4 1568.9 1570.1 1576.0 1586.4 1591.4 1599.2 1599.8 1594.1 1588.1 1576.4 1570.8 1574.2 1587.7 1599.3 SWEAT Index: 120.6 75.8 95.3 73.3 49.5 27.2 42.2 49.1 55.0 65.6 80.3 84.8 71.4 42.6 51.9 Total Totals Idx 32.9 20.9 36.5 38.9 32.3 29.6 31.0 36.2 32.5 35.2 30.9 27.8 28.6 20.6 24.7 Frz Hgt(ft amsl) 11811 9515 10468 11076 11747 12175 12027 11992 12327 11759 11027 10479 11465 12147 12953 0WetBlbHgt(amsl) 6041 4379 7416 6418 6018 6137 6503 6525 6369 6382 5980 5912 5316 5240 6337 Equil Prs (mb): 994 997 996 998 997 996 993 992 993 994 994 997 998 997 993 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 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 0.00 0.00 0.00 Conv Wind Gust: 48.3 28.2 29.3 26.4 49.6 49.6 57.0 50.3 52.4 50.4 46.9 46.8 52.5 52.9 54.0 Showalter Index: 10.9 16.0 9.5 8.3 11.0 11.7 10.5 8.4 10.8 9.6 12.4 14.1 14.1 15.5 13.1 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 9.2 -999.9 -999.9 Storm Dir (deg): 271 276 320 320 338 283 253 252 263 256 266 296 308 273 270 Storm Spd (kts): 15 18 17 13 11 6 11 15 15 17 20 19 14 8 12 2m HeatIndex(F): 49 56 62 56 50 63 72 62 51 53 62 50 48 56 71 2m WindChill(F): 49 56 62 56 50 63 72 62 51 53 62 50 48 56 71 1000mb GPH (m): 156 176 173 187 177 170 139 136 142 155 156 180 189 182 142 950mb GPH (m): 581 603 605 616 604 602 580 573 570 581 589 605 611 607 582 950mb Temp (C): 8.3 7.8 11.3 10.1 9.7 11.4 17.5 16.1 12.5 9.8 11.6 7.6 5.2 7.2 16.7 950mb Dewpt(C): 6.6 5.0 6.9 7.0 5.8 7.4 8.9 9.6 9.0 8.4 8.6 7.3 4.9 6.2 9.4 950mb RH (%): 89 82 74 81 76 76 56 64 79 91 82 98 98 93 61 950mb Dir: 262 219 275 338 355 351 334 346 322 294 309 336 344 359 345 950mb Speed(kt): 4 7 7 4 5 2 5 6 5 3 11 10 6 2 6 900mb GPH (m): 1028 1045 1053 1063 1050 1052 1040 1032 1024 1031 1038 1051 1054 1054 1039 900mb Temp (C): 8.1 3.5 7.1 6.5 6.4 10.9 15.3 15.0 12.3 10.0 9.1 8.2 6.9 9.8 13.5 900mb Dewpt(C): 4.8 3.2 5.9 6.0 2.6 -3.0 -4.4 4.8 -1.5 2.4 -0.7 0.7 0.4 -3.4 5.9 900mb RH (%): 80 98 92 97 76 37 25 50 38 59 50 59 63 39 59 900mb Dir: 220 224 271 315 344 51 63 158 276 306 310 335 342 65 27 900mb Speed(kt): 10 9 7 7 5 4 2 3 4 6 12 12 14 7 8 850mb GPH (m): 1499 1509 1521 1529 1521 1528 1520 1512 1500 1505 1509 1520 1522 1526 1518 850mb Temp (C): 6.4 5.0 3.9 3.7 8.7 10.0 12.4 12.0 10.3 8.6 6.8 5.6 5.1 8.7 11.9 850mb Dewpt(C): 0.5 -16.9 1.9 2.3 -9.1 -11.1 -10.4 -2.0 -4.7 -1.2 -3.7 -2.3 -5.3 -15.7 -13.9 850mb RH (%): 66 19 87 90 27 21 19 37 34 50 47 56 47 16 15 850mb Dir: 225 248 298 300 322 323 176 183 231 279 288 319 331 64 125 850mb Speed(kt): 17 18 14 9 10 1 6 7 6 6 10 14 15 6 7 800mb GPH (m): 1995 2002 2014 2023 2020 2028 2025 2017 2002 2004 2005 2013 2015 2026 2022 800mb Temp (C): 6.3 4.2 3.8 5.9 7.0 8.2 10.0 10.1 9.1 7.4 5.1 3.6 4.0 7.6 9.7 800mb Dewpt(C): -17.9 -10.5 0.3 -10.4 -14.9 -19.3 -23.7 -25.5 -20.0 -14.7 -11.4 -8.6 -13.8 -29.5 -25.0 800mb RH (%): 16 33 77 30 19 12 7 6 11 19 29 40 26 5 7 800mb Dir: 252 258 288 292 314 225 196 201 213 242 261 297 322 90 179 800mb Speed(kt): 21 20 17 16 9 2 11 14 13 13 11 14 12 4 8 750mb GPH (m): 2521 2525 2536 2549 2548 2558 2557 2549 2533 2533 2529 2536 2539 2554 2554 750mb Temp (C): 3.8 1.7 2.0 3.2 5.3 6.5 7.0 7.5 6.3 5.5 3.2 2.8 4.0 5.7 7.5 750mb Dewpt(C): -9.2 -12.2 -8.6 -17.8 -19.5 -25.7 -23.7 -30.4 -23.6 -21.4 -23.3 -19.8 -32.8 -47.3 -42.8 750mb RH (%): 38 35 45 20 15 8 9 5 10 12 12 17 5 1 1 750mb Dir: 255 259 288 293 307 221 207 207 212 225 241 276 292 190 196 750mb Speed(kt): 24 23 21 20 13 5 16 20 19 20 17 20 12 2 10 700mb GPH (m): 3078 3077 3091 3105 3108 3119 3119 3112 3094 3093 3086 3091 3096 3114 3118 700mb Temp (C): 1.4 -0.8 0.5 1.4 2.5 3.2 3.6 3.8 3.3 3.0 1.3 0.4 1.9 2.8 4.4 700mb Dewpt(C): -21.1 -15.6 -24.2 -24.0 -25.7 -29.0 -27.8 -31.4 -31.8 -26.7 -12.2 -19.6 -44.7 -39.1 -41.6 700mb RH (%): 17 32 14 13 11 7 8 6 6 9 36 21 2 3 2 700mb Dir: 250 258 289 287 304 223 217 213 219 220 231 260 277 245 215 700mb Speed(kt): 25 28 27 23 14 7 19 25 25 26 27 26 14 7 12 650mb GPH (m): 3672 3666 3681 3698 3702 3716 3715 3708 3692 3689 3679 3681 3690 3709 3716 650mb Temp (C): -0.2 -3.3 -2.7 -1.7 -0.7 0.0 -0.3 -0.4 0.4 -0.6 -1.5 -2.0 -0.9 0.0 1.3 650mb Dewpt(C): -38.6 -15.8 -27.9 -23.0 -37.0 -38.2 -35.9 -28.0 -13.1 -8.7 -13.6 -36.7 -35.3 -38.1 -29.1 650mb RH (%): 4 38 13 18 5 4 5 11 35 54 39 5 6 4 8 650mb Dir: 243 253 292 290 310 238 216 220 229 224 224 253 262 248 238 650mb Speed(kt): 26 33 32 25 19 9 23 30 31 32 37 33 21 13 19 600mb GPH (m): 4309 4294 4310 4329 4335 4349 4349 4342 4328 4323 4311 4313 4325 4346 4355 600mb Temp (C): -2.7 -7.2 -6.2 -5.4 -5.1 -4.7 -4.7 -4.6 -3.4 -4.8 -5.5 -4.7 -2.6 -2.7 -2.4 600mb Dewpt(C): -42.4 -16.7 -28.7 -27.4 -38.1 -39.0 -40.7 -32.4 -15.3 -14.2 -9.5 -37.8 -46.8 -47.7 -21.5 600mb RH (%): 3 47 15 16 6 5 4 10 39 48 73 6 2 2 22 600mb Dir: 237 248 292 290 307 248 216 221 233 220 221 253 259 244 245 600mb Speed(kt): 27 37 37 28 23 16 23 35 37 37 45 39 30 19 27 550mb GPH (m): 4992 4967 4985 5004 5011 5026 5027 5021 5009 5002 4988 4993 5007 5027 5039 550mb Temp (C): -7.4 -11.0 -10.0 -10.8 -10.3 -9.6 -9.6 -9.4 -7.8 -8.7 -10.0 -7.3 -8.4 -8.5 -7.4 550mb Dewpt(C): -28.7 -14.2 -35.7 -33.4 -41.9 -48.2 -42.9 -17.8 -20.3 -16.0 -11.4 -50.0 -29.4 -32.7 -21.6 550mb RH (%): 17 77 11 14 6 3 5 51 36 56 90 2 17 13 32 550mb Dir: 238 242 291 282 299 255 229 227 237 221 223 252 259 239 248 550mb Speed(kt): 29 41 40 28 27 21 24 35 41 45 53 49 38 24 34 500mb GPH (m): 5725 5691 5711 5728 5735 5752 5754 5752 5742 5732 5717 5727 5736 5757 5772 500mb Temp (C): -13.0 -16.4 -15.4 -16.4 -16.4 -15.4 -14.6 -13.1 -13.5 -13.9 -13.9 -12.3 -14.4 -13.8 -13.3 500mb Dewpt(C): -23.0 -20.2 -36.0 -46.2 -45.3 -41.5 -22.0 -23.7 -20.3 -16.9 -15.4 -40.4 -36.7 -32.1 -22.6 500mb RH (%): 43 73 16 6 7 9 54 41 57 78 89 8 14 20 46 500mb Dir: 237 236 293 279 293 258 239 240 244 220 225 248 254 240 247 500mb Speed(kt): 30 41 44 27 30 25 30 36 44 53 60 57 42 30 37 450mb GPH (m): 6518 6476 6496 6510 6517 6537 6545 6547 6533 6525 6507 6520 6527 6549 6565 450mb Temp (C): -19.4 -21.5 -21.9 -22.4 -22.7 -21.8 -18.8 -18.6 -19.6 -18.9 -20.1 -19.6 -19.1 -18.5 -18.6 450mb Dewpt(C): -22.5 -44.5 -45.7 -54.9 -48.0 -29.9 -24.5 -26.1 -25.1 -20.7 -22.3 -31.7 -38.8 -35.2 -38.7 450mb RH (%): 77 11 10 4 9 49 61 52 62 85 82 34 17 23 16 450mb Dir: 237 233 291 279 288 259 255 244 247 227 226 250 251 245 247 450mb Speed(kt): 33 43 48 26 30 27 34 38 47 57 66 58 48 35 39 400mb GPH (m): 7382 7333 7350 7362 7368 7393 7412 7412 7398 7389 7367 7381 7390 7416 7432 400mb Temp (C): -25.2 -27.5 -29.1 -29.4 -29.1 -28.0 -25.5 -25.5 -26.0 -26.3 -27.4 -27.1 -26.4 -24.8 -25.0 400mb Dewpt(C): -28.9 -56.9 -56.9 -60.7 -48.9 -37.9 -29.9 -36.7 -31.9 -29.2 -31.7 -36.3 -35.5 -46.0 -41.4 400mb RH (%): 72 5 6 4 14 39 67 36 58 77 68 42 43 13 21 400mb Dir: 240 233 288 282 286 266 265 247 246 230 225 249 251 244 245 400mb Speed(kt): 40 47 49 25 30 30 39 41 50 58 70 63 49 41 40 350mb GPH (m): 8339 8278 8287 8299 8306 8341 8367 8367 8349 8339 8314 8327 8340 8369 8387 350mb Temp (C): -31.7 -34.7 -37.2 -36.8 -37.2 -32.5 -32.4 -31.9 -33.4 -33.3 -33.7 -35.0 -33.5 -33.4 -32.5 350mb Dewpt(C): -35.7 -59.0 -57.7 -53.9 -43.6 -35.7 -37.9 -43.4 -42.8 -38.1 -42.2 -41.3 -46.2 -44.7 -42.1 350mb RH (%): 69 8 11 17 53 73 59 33 40 63 43 54 28 33 39 350mb Dir: 234 225 284 286 288 276 264 254 241 232 228 256 247 250 245 350mb Speed(kt): 42 52 50 28 28 40 49 46 54 66 82 67 52 44 40 300mb GPH (m): 9412 9336 9332 9346 9353 9409 9436 9438 9416 9402 9377 9381 9400 9432 9454 300mb Temp (C): -39.7 -42.7 -45.8 -45.5 -44.9 -41.1 -40.2 -39.7 -40.5 -42.0 -41.5 -44.2 -43.2 -42.0 -41.0 300mb Dewpt(C): -43.2 -59.4 -62.3 -53.1 -56.8 -44.7 -47.0 -43.3 -50.3 -45.8 -49.7 -49.2 -51.0 -51.5 -49.1 300mb RH (%): 70 16 15 44 27 69 50 70 36 68 42 59 44 36 43 300mb Dir: 232 224 278 287 288 290 267 254 241 234 228 253 246 250 247 300mb Speed(kt): 47 55 52 30 38 50 61 56 61 72 89 75 56 40 48 250mb GPH (m): 10631 10544 10525 10535 10551 10620 10654 10657 10632 10616 10588 10578 10601 10639 10666 250mb Temp (C): -49.8 -50.1 -52.3 -53.8 -52.4 -51.2 -50.1 -50.3 -49.6 -50.3 -51.0 -53.0 -53.0 -52.1 -51.3 250mb Dewpt(C): -54.5 -63.0 -63.6 -60.2 -65.1 -54.9 -53.8 -54.0 -53.5 -54.2 -54.8 -61.6 -59.6 -60.3 -55.3 250mb RH (%): 59 22 27 47 23 66 66 66 65 65 65 37 47 39 64 250mb Dir: 226 228 273 284 293 287 270 253 239 234 229 247 252 251 245 250mb Speed(kt): 44 55 50 35 58 71 71 62 65 77 95 80 60 47 56 200mb GPH (m): 12052 11985 11963 11958 11968 12032 12070 12072 12053 12034 12003 11989 12005 12047 12080 200mb Temp (C): -60.5 -53.5 -52.5 -55.0 -58.7 -62.0 -61.3 -61.4 -61.1 -60.7 -60.8 -59.3 -61.8 -61.4 -60.7 200mb Dewpt(C): -66.1 -71.8 -70.4 -73.3 -70.3 -64.8 -64.7 -65.5 -63.5 -65.4 -67.0 -67.0 -67.2 -66.1 -65.5 200mb RH (%): 50 11 11 10 24 70 66 60 75 56 46 39 51 56 56 200mb Dir: 237 245 268 277 289 284 269 254 244 235 232 246 246 248 247 200mb Speed(kt): 50 52 50 46 57 79 76 73 73 80 92 83 68 63 62 150mb GPH (m): 13827 13821 13815 13809 13795 13821 13841 13848 13827 13811 13796 13790 13784 13813 13844 150mb Temp (C): -62.8 -58.0 -55.4 -53.7 -54.2 -59.7 -61.8 -61.1 -60.4 -61.0 -58.5 -57.9 -60.0 -62.0 -62.5 150mb Dewpt(C): -81.0 -84.2 -85.0 -88.1 -84.1 -82.2 -77.3 -80.3 -82.5 -78.5 -82.8 -82.3 -82.4 -79.3 -78.5 150mb RH (%): 9 3 2 1 2 5 13 8 5 10 4 4 5 10 12 150mb Dir: 272 261 271 269 270 274 275 256 243 237 233 246 247 246 242 150mb Speed(kt): 39 43 45 41 36 40 52 53 57 65 63 55 55 51 51 100mb GPH (m): 16317 16336 16353 16357 16341 16347 16355 16361 16332 16339 16341 16342 16326 16343 16368 100mb Temp (C): -62.6 -62.4 -62.7 -61.4 -62.3 -61.5 -61.6 -61.9 -62.4 -61.1 -60.4 -58.7 -58.2 -58.2 -58.7 100mb Dewpt(C): -90.4 -90.2 -90.5 -89.5 -90.2 -89.6 -89.6 -85.4 -90.2 -84.7 -88.7 -91.8 -87.1 -91.4 -87.5 100mb RH (%): 2 2 2 2 2 2 2 4 2 4 2 1 2 1 2 100mb Dir: 293 292 285 279 269 261 252 251 250 236 230 241 244 249 241 100mb Speed(kt): 29 22 26 24 24 24 26 32 34 31 37 38 32 28 23