Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z OCT 8, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 993.3 992.5 989.3 989.2 989.8 988.7 989.1 989.0 988.0 987.4 986.1 987.7 989.5 991.1 989.6 Mean SLP (mb): 1017.8 1016.6 1012.9 1013.3 1014.1 1012.9 1013.4 1013.6 1012.6 1011.9 1010.6 1012.3 1014.4 1015.7 1013.9 2m agl Tmp (F): 50.4 65.3 72.4 58.8 52.8 53.7 55.4 48.7 47.8 49.7 52.3 46.9 43.3 50.9 56.0 2m agl Dewpt(F): 49.2 51.5 57.3 52.3 51.9 52.8 41.8 40.3 41.8 42.4 39.0 37.8 35.9 25.7 23.7 2m agl RH (%): 95 60 58 79 97 97 60 72 79 75 60 70 75 37 28 10m agl Dir: 63 335 307 269 238 236 305 284 251 278 320 339 69 84 84 10m agl Spd(kt): 2 2 6 2 2 6 9 5 5 4 5 2 4 9 7 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.06 0.05 0.00 0.00 0.01 0.01 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.07 0.11 0.11 0.11 0.13 0.13 0.13 0.13 0.13 0.13 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 2.7 10.6 14.2 13.8 40.7 68.6 25.1 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -0.3 -2.8 -0.3 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 19.0 3.9 30.7 45.7 47.7 147.5 35.4 12.9 41.6 10.0 -57.6 18.1 88.4 69.3 51.9 Precip H20 (in): 0.67 0.60 0.62 0.54 0.64 1.02 0.39 0.39 0.45 0.43 0.46 0.51 0.50 0.35 0.28 Lifted Index(C): 8.9 7.4 5.3 10.3 10.0 8.7 14.2 13.2 12.0 7.9 3.3 4.9 9.0 11.5 15.2 700mb VV(-ub/s): -0.6 -1.0 0.1 -0.8 0.1 2.3 0.5 -0.8 -0.9 0.3 -1.0 -2.4 -1.4 -4.1 -2.3 Thk1000-500mb(m)5705.2 5709.6 5711.7 5681.4 5616.2 5555.5 5493.4 5444.3 5419.7 5383.7 5370.0 5378.9 5379.9 5408.3 5448.1 Thk1000-850mb(m)1384.6 1389.5 1395.8 1376.8 1350.3 1348.2 1335.0 1323.4 1320.8 1321.1 1327.4 1330.5 1328.3 1325.5 1335.2 Thk850-700mb(m):1629.4 1626.9 1623.7 1617.9 1597.6 1569.9 1549.4 1537.7 1530.5 1523.5 1525.9 1533.1 1531.0 1534.1 1537.2 SWEAT Index: 31.6 51.7 36.5 51.6 118.0 163.1 79.2 75.4 64.6 51.7 46.1 63.6 79.6 90.5 85.8 Total Totals Idx 34.0 35.5 32.3 29.1 31.5 35.0 21.2 30.5 33.5 40.9 50.5 47.3 40.4 35.0 27.1 Frz Hgt(ft amsl) 15235 15155 14917 14644 13102 10429 6870 4550 4225 4234 4510 5600 5395 5671 5578 0WetBlbHgt(amsl) 9932 9681 9258 8563 7320 7572 4292 4174 4112 3891 4232 4577 4633 3014 3321 Equil Prs (mb): 993 992 989 989 990 989 989 849 774 711 680 988 990 991 990 Equil Hgt(amsl): 26 26 26 26 26 26 26 4741 7092 9260 10383 26 26 26 26 Hail Size(in): 0.00 0.00 0.04 0.00 -0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 51.4 55.7 52.9 55.9 52.0 27.0 30.9 24.1 21.5 23.1 30.5 33.6 37.2 46.4 56.1 Showalter Index: 8.3 7.5 9.5 11.5 10.9 9.1 18.7 14.4 12.9 9.4 4.3 5.5 9.0 11.7 15.5 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 -0.8 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 356 342 322 302 299 292 314 321 331 319 49 71 70 72 67 Storm Spd (kts): 5 5 8 13 22 26 18 16 14 11 6 14 18 20 18 2m HeatIndex(F): 50 65 72 59 53 54 55 49 48 50 52 47 43 51 56 2m WindChill(F): 50 65 72 59 53 54 55 49 48 50 52 47 43 51 56 1000mb GPH (m): 147 140 111 112 118 108 112 112 104 98 88 102 117 129 116 950mb GPH (m): 579 576 553 546 545 537 540 535 526 521 513 525 540 552 544 950mb Temp (C): 16.0 17.8 18.4 14.5 10.1 10.2 9.1 6.4 5.6 5.8 7.5 7.5 7.2 5.7 9.4 950mb Dewpt(C): 10.6 7.0 12.9 9.6 9.8 10.1 4.3 4.0 5.0 4.3 2.7 2.8 -0.1 -5.5 -6.5 950mb RH (%): 70 48 70 72 98 99 71 85 96 90 71 71 59 44 32 950mb Dir: 81 48 314 329 305 242 307 297 263 282 324 8 81 82 81 950mb Speed(kt): 4 5 8 7 8 16 14 11 8 4 7 7 14 15 11 900mb GPH (m): 1041 1039 1018 1004 995 986 985 976 966 961 955 968 982 991 988 900mb Temp (C): 19.0 19.6 19.1 16.3 9.2 8.4 4.7 2.4 1.9 2.0 3.2 4.8 4.7 4.4 5.2 900mb Dewpt(C): 5.0 0.9 4.5 1.5 8.8 8.1 3.2 2.0 1.6 1.0 1.9 0.7 -1.4 -7.4 -7.7 900mb RH (%): 39 28 37 36 97 98 90 97 98 93 91 74 64 42 39 900mb Dir: 59 30 338 324 313 293 310 311 308 304 328 63 66 76 74 900mb Speed(kt): 4 8 10 11 21 21 14 14 12 7 7 9 19 28 13 850mb GPH (m): 1532 1529 1507 1489 1468 1456 1447 1435 1424 1419 1415 1432 1445 1455 1451 850mb Temp (C): 18.6 17.8 17.5 14.9 8.6 5.4 1.5 -0.3 -0.8 -0.8 -0.3 2.1 1.4 1.9 1.8 850mb Dewpt(C): 0.6 1.5 -1.9 -4.1 1.9 5.3 -6.3 -2.1 -1.3 -2.3 -1.6 -3.3 -2.1 -7.2 -9.3 850mb RH (%): 29 33 26 26 62 99 56 87 96 89 91 68 77 51 44 850mb Dir: 31 11 338 293 292 303 317 324 329 319 21 81 60 66 53 850mb Speed(kt): 5 9 10 12 21 18 15 20 16 10 6 17 18 21 16 800mb GPH (m): 2048 2044 2020 1999 1969 1950 1934 1917 1907 1901 1897 1918 1930 1940 1936 800mb Temp (C): 15.6 15.0 13.9 12.6 8.9 3.2 0.6 -2.8 -3.7 -3.9 -3.2 -1.6 -2.0 -1.5 -1.7 800mb Dewpt(C): -7.1 -2.2 -3.0 -7.6 -10.5 2.9 -23.0 -7.8 -4.0 -5.7 -5.4 -5.7 -4.8 -8.6 -10.5 800mb RH (%): 20 30 30 23 24 98 15 68 98 87 85 73 81 58 51 800mb Dir: 25 356 311 277 272 276 299 322 324 321 63 73 53 50 44 800mb Speed(kt): 6 6 7 15 25 19 18 23 22 12 8 21 17 20 20 750mb GPH (m): 2590 2585 2560 2537 2501 2471 2449 2428 2414 2407 2405 2428 2440 2450 2446 750mb Temp (C): 11.6 11.3 10.8 10.3 7.5 1.1 -1.3 -2.9 -5.2 -7.1 -6.4 -5.5 -6.0 -5.0 -4.0 750mb Dewpt(C): -9.5 -7.6 -11.4 -16.4 -15.7 -4.2 -28.8 -27.8 -10.9 -10.2 -9.6 -8.8 -7.1 -11.9 -15.1 750mb RH (%): 22 25 20 14 17 68 11 13 64 79 78 78 92 59 42 750mb Dir: 359 291 282 276 273 273 299 307 322 319 81 57 31 37 43 750mb Speed(kt): 6 3 9 19 31 31 20 21 21 12 16 22 17 20 21 700mb GPH (m): 3161 3156 3130 3107 3065 3026 2997 2973 2955 2943 2941 2965 2976 2989 2988 700mb Temp (C): 7.2 7.1 7.9 7.7 4.7 1.1 -3.0 -4.8 -6.5 -8.3 -9.5 -9.2 -9.0 -8.3 -6.3 700mb Dewpt(C): -12.0 -15.8 -20.6 -18.8 -16.8 -4.4 -40.8 -37.5 -25.5 -31.9 -14.4 -12.7 -12.5 -14.5 -21.2 700mb RH (%): 24 18 11 13 19 67 4 6 21 13 67 76 76 61 30 700mb Dir: 310 263 274 272 270 265 290 294 314 319 57 48 32 33 41 700mb Speed(kt): 5 4 11 22 35 45 23 22 18 12 13 24 24 27 19 650mb GPH (m): 3766 3762 3737 3713 3665 3618 3580 3553 3531 3515 3510 3534 3546 3560 3564 650mb Temp (C): 3.7 5.1 4.8 4.4 1.5 -3.1 -5.5 -6.5 -8.4 -10.8 -12.1 -13.5 -13.2 -11.8 -8.8 650mb Dewpt(C): -22.1 -27.9 -24.3 -24.0 -22.5 -4.4 -45.6 -54.6 -44.6 -40.2 -32.7 -14.9 -15.7 -21.6 -27.7 650mb RH (%): 13 7 10 11 15 91 3 1 4 7 17 89 82 45 20 650mb Dir: 282 296 273 267 265 258 283 286 305 303 20 36 38 39 35 650mb Speed(kt): 8 6 12 25 39 50 25 24 22 14 9 26 32 30 24 600mb GPH (m): 4412 4410 4384 4358 4305 4248 4203 4172 4147 4125 4117 4136 4149 4168 4181 600mb Temp (C): 1.4 1.4 1.0 0.7 -1.4 -4.7 -8.3 -10.8 -12.0 -15.0 -16.5 -17.6 -17.9 -14.7 -10.5 600mb Dewpt(C): -32.9 -28.4 -28.6 -28.5 -29.2 -10.9 -50.3 -48.0 -38.9 -38.9 -37.1 -23.0 -22.1 -31.9 -32.9 600mb RH (%): 6 9 9 9 10 62 2 3 9 12 16 63 70 22 15 600mb Dir: 290 293 275 262 260 257 274 284 293 288 11 34 38 35 29 600mb Speed(kt): 11 10 12 26 42 54 31 25 23 16 7 27 35 32 34 550mb GPH (m): 5105 5103 5077 5050 4993 4929 4875 4837 4808 4777 4764 4783 4794 4825 4846 550mb Temp (C): -2.8 -3.2 -3.3 -4.0 -4.9 -7.8 -9.9 -13.5 -15.2 -18.5 -21.7 -21.2 -21.2 -15.7 -13.8 550mb Dewpt(C): -31.8 -31.1 -31.1 -31.4 -32.5 -15.0 -62.3 -50.6 -51.7 -45.5 -43.0 -36.7 -31.2 -33.0 -37.6 550mb RH (%): 9 10 10 10 10 57 1 3 3 8 14 24 41 22 12 550mb Dir: 298 280 277 258 258 255 266 275 283 272 3 26 31 27 27 550mb Speed(kt): 12 13 14 27 48 59 41 29 26 23 6 22 32 42 40 500mb GPH (m): 5852 5849 5822 5793 5734 5663 5605 5556 5523 5482 5458 5480 5497 5537 5564 500mb Temp (C): -7.4 -8.1 -8.3 -9.2 -10.5 -12.1 -13.0 -16.5 -17.8 -22.0 -26.2 -24.2 -20.6 -20.2 -17.3 500mb Dewpt(C): -31.2 -32.3 -34.9 -34.3 -32.8 -20.6 -37.8 -50.5 -58.2 -57.7 -54.6 -43.5 -48.5 -39.2 -57.6 500mb RH (%): 13 13 10 11 15 50 11 4 2 3 6 16 7 17 2 500mb Dir: 304 276 273 254 257 255 263 266 286 266 320 18 24 25 22 500mb Speed(kt): 14 16 17 28 52 63 49 36 32 32 6 29 43 49 53 450mb GPH (m): 6663 6658 6630 6599 6536 6460 6399 6342 6307 6255 6216 6243 6267 6310 6347 450mb Temp (C): -13.5 -13.8 -13.9 -14.9 -16.2 -17.4 -18.7 -19.9 -20.1 -22.1 -27.4 -28.0 -26.6 -25.0 -21.5 450mb Dewpt(C): -31.4 -34.7 -40.8 -39.3 -35.4 -30.0 -26.2 -61.0 -56.3 -66.6 -70.9 -56.1 -52.5 -53.7 -59.8 450mb RH (%): 21 16 9 11 18 33 52 2 3 1 1 6 8 6 2 450mb Dir: 302 267 269 248 258 254 269 262 288 261 290 16 23 22 20 450mb Speed(kt): 12 19 23 31 50 64 45 45 40 50 11 30 41 51 65 400mb GPH (m): 7544 7539 7512 7477 7411 7331 7266 7206 7174 7120 7060 7080 7107 7158 7204 400mb Temp (C): -21.1 -21.2 -21.1 -21.2 -22.7 -23.3 -24.8 -25.4 -23.7 -23.6 -29.4 -31.9 -31.5 -28.9 -27.0 400mb Dewpt(C): -34.4 -39.0 -42.4 -43.0 -38.1 -37.4 -28.4 -47.1 -58.4 -58.6 -62.8 -62.2 -60.0 -62.9 -57.9 400mb RH (%): 30 19 14 13 24 27 73 12 3 3 3 4 5 3 4 400mb Dir: 304 271 265 245 256 257 260 261 295 256 275 11 22 20 19 400mb Speed(kt): 14 20 26 35 52 59 54 50 46 62 21 26 42 61 69 350mb GPH (m): 8514 8508 8480 8445 8375 8295 8221 8161 8135 8081 8006 8015 8044 8104 8154 350mb Temp (C): -28.5 -29.0 -28.8 -29.1 -29.7 -29.4 -32.4 -31.0 -30.5 -30.8 -32.4 -35.3 -34.9 -33.0 -32.7 350mb Dewpt(C): -40.6 -42.2 -51.2 -48.3 -43.6 -32.7 -38.1 -58.0 -60.9 -61.1 -64.9 -67.1 -66.5 -62.7 -57.7 350mb RH (%): 32 28 11 15 26 74 58 6 4 4 3 3 3 4 7 350mb Dir: 299 276 265 245 252 261 253 272 282 265 270 342 15 19 17 350mb Speed(kt): 20 23 29 37 53 53 60 50 46 59 30 17 36 63 71 300mb GPH (m): 9597 9590 9561 9526 9452 9377 9289 9242 9213 9157 9089 9086 9113 9178 9226 300mb Temp (C): -38.1 -38.1 -38.4 -38.3 -39.0 -38.1 -39.8 -36.7 -38.3 -38.0 -33.3 -35.6 -36.3 -36.9 -38.1 300mb Dewpt(C): -49.9 -54.2 -54.1 -48.0 -47.5 -41.5 -54.4 -61.9 -61.2 -62.4 -68.9 -76.1 -70.4 -67.9 -64.7 300mb RH (%): 29 18 19 37 42 71 21 7 8 7 2 1 2 3 5 300mb Dir: 291 273 264 260 253 261 255 286 284 272 274 323 2 13 16 300mb Speed(kt): 18 27 30 37 53 58 63 50 47 52 37 17 44 53 63 250mb GPH (m): 10824 10815 10786 10749 10677 10603 10518 10484 10444 10397 10359 10355 10379 10429 10470 250mb Temp (C): -48.1 -48.5 -48.6 -49.3 -47.3 -47.4 -44.8 -43.9 -45.2 -41.7 -37.1 -35.9 -37.1 -39.6 -41.2 250mb Dewpt(C): -61.6 -60.1 -56.2 -54.1 -56.8 -53.6 -69.4 -64.4 -65.7 -70.1 -71.7 -74.8 -76.1 -70.4 -74.3 250mb RH (%): 22 27 43 58 35 51 6 10 10 4 2 1 1 3 2 250mb Dir: 300 262 262 271 258 259 269 292 287 285 294 320 355 8 10 250mb Speed(kt): 20 24 30 41 48 66 55 46 51 49 42 24 38 45 47 200mb GPH (m): 12265 12247 12216 12173 12118 12054 11998 11963 11932 11908 11893 11891 11909 11949 11977 200mb Temp (C): -54.0 -57.5 -59.1 -60.0 -57.0 -53.3 -47.9 -46.6 -46.1 -42.2 -40.1 -38.9 -40.2 -41.0 -42.1 200mb Dewpt(C): -67.5 -63.0 -62.4 -64.0 -64.0 -72.6 -76.9 -78.0 -75.3 -80.1 -78.6 -102.5 -79.2 -79.3 -80.1 200mb RH (%): 20 52 67 62 43 9 3 2 3 1 1 0 1 1 1 200mb Dir: 272 275 276 262 263 270 289 297 298 301 300 316 339 351 349 200mb Speed(kt): 37 39 41 44 51 58 59 54 50 54 48 36 29 28 26 150mb GPH (m): 14082 14051 14009 13957 13925 13896 13875 13851 13834 13828 13824 13828 13840 13868 13891 150mb Temp (C): -60.9 -60.7 -60.3 -61.0 -59.4 -55.3 -52.6 -51.1 -49.1 -48.3 -47.5 -47.5 -47.8 -48.8 -49.4 150mb Dewpt(C): -80.2 -80.7 -78.8 -82.1 -82.0 -84.8 -82.8 -86.4 -84.9 -84.4 -83.8 -83.8 -84.0 -84.7 -88.8 150mb RH (%): 8 7 9 6 5 2 2 1 1 1 1 1 1 1 1 150mb Dir: 278 275 275 270 287 296 300 299 300 308 303 313 323 332 318 150mb Speed(kt): 50 57 70 60 53 61 67 59 54 49 44 36 26 22 21 100mb GPH (m): 16565 16546 16520 16480 16444 16448 16448 16451 16433 16436 16440 16449 16447 16470 16479 100mb Temp (C): -65.8 -64.1 -63.1 -60.2 -61.6 -60.3 -59.8 -57.3 -58.9 -57.8 -57.7 -56.4 -57.4 -58.1 -59.2 100mb Dewpt(C): -86.0 -87.2 -86.5 -88.6 -89.6 -86.2 -88.2 -86.4 -87.6 -86.5 -86.5 -89.3 -86.5 -87.0 -87.9 100mb RH (%): 6 4 4 2 2 3 2 2 2 2 2 1 2 2 2 100mb Dir: 280 283 271 279 291 306 303 308 311 304 304 321 305 309 298 100mb Speed(kt): 43 46 55 52 48 53 50 50 44 33 35 29 17 18 18