Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z JAN 18, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 1000.1 1001.1 1000.4 1001.0 1000.9 1001.6 999.1 998.5 997.3 998.1 997.3 998.5 999.1 1000.7 999.4 Mean SLP (mb): 1025.6 1026.6 1025.6 1026.6 1026.4 1027.0 1024.1 1023.8 1022.6 1023.3 1022.3 1023.9 1024.7 1026.3 1025.0 2m agl Tmp (F): 32.5 36.6 38.5 33.4 33.3 36.8 41.6 35.6 36.8 41.5 43.7 33.5 31.4 32.7 31.9 2m agl Dewpt(F): 26.1 25.8 27.2 24.4 23.7 24.3 27.3 24.5 22.6 24.6 28.5 24.4 23.3 23.9 24.7 2m agl RH (%): 77 64 63 69 68 60 56 63 56 50 54 69 72 70 74 10m agl Dir: 79 82 78 79 79 79 77 78 75 81 77 77 77 83 80 10m agl Spd(kt): 11 14 14 15 15 15 12 11 8 9 10 11 13 16 15 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 0.01 0.01 0.01 0.01 0.01 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 0.0 0.0 0.0 0.0 0.0 0.0 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 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 130.5 181.0 174.9 186.5 270.2 240.6 196.0 174.3 144.2 115.9 174.0 159.7 185.9 290.1 222.0 Precip H20 (in): 0.33 0.30 0.32 0.28 0.25 0.20 0.20 0.19 0.19 0.20 0.19 0.17 0.19 0.24 0.25 Lifted Index(C): 8.3 8.4 9.9 9.8 9.6 10.7 9.6 9.1 9.0 10.0 12.0 13.1 12.7 12.2 10.9 700mb VV(-ub/s): 1.4 -0.9 -2.0 -1.5 -2.1 -2.0 -1.3 -1.2 -1.1 0.3 0.5 -0.4 0.4 0.3 0.7 Thk1000-500mb(m)5584.3 5564.6 5571.8 5565.5 5558.4 5559.9 5573.9 5586.5 5586.7 5571.0 5559.1 5541.2 5515.5 5493.9 5477.8 Thk1000-850mb(m)1341.0 1341.4 1346.1 1348.7 1350.1 1353.2 1360.2 1361.7 1361.5 1354.4 1349.0 1341.0 1333.8 1327.1 1323.6 Thk850-700mb(m):1604.6 1599.4 1598.5 1597.5 1593.5 1590.8 1592.7 1597.5 1596.5 1591.7 1587.9 1584.9 1578.2 1572.3 1569.7 SWEAT Index: 23.0 36.0 30.1 39.6 43.1 37.4 28.6 18.2 37.2 45.4 45.6 36.2 29.0 36.1 17.9 Total Totals Idx 35.0 34.7 30.1 30.6 32.0 26.4 29.8 29.8 30.7 31.0 26.4 23.1 25.7 25.3 26.8 Frz Hgt(ft amsl) 12615 11936 11765 11289 10866 10929 11304 12042 12239 11716 11332 10796 26 9879 26 0WetBlbHgt(amsl) 7713 7535 7488 7379 7188 6706 6623 6608 6537 6146 5615 4996 4487 4070 3482 Equil Prs (mb): 1000 1001 1000 1001 1001 1002 999 999 997 998 997 998 999 1001 999 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: 53.7 52.8 54.5 59.8 60.3 61.4 58.6 56.8 56.8 56.2 56.2 56.2 55.9 54.7 51.8 Showalter Index: 8.7 8.8 10.5 10.2 9.7 11.1 9.9 9.5 9.7 10.3 12.3 13.5 13.5 12.6 11.4 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 -999.9 -999.9 -999.9 Storm Dir (deg): 60 90 85 73 64 76 69 58 343 346 351 9 50 111 128 Storm Spd (kts): 9 11 11 14 15 14 10 7 9 11 12 10 10 10 7 2m HeatIndex(F): 32 37 38 33 33 37 42 36 37 42 44 33 31 33 32 2m WindChill(F): 23 27 30 23 22 27 42 27 30 42 44 24 21 21 21 1000mb GPH (m): 204 212 206 211 210 216 195 191 181 188 181 190 195 208 198 950mb GPH (m): 617 627 622 626 625 633 618 613 605 611 603 608 610 620 608 950mb Temp (C): 7.0 7.2 8.9 9.4 10.0 11.4 14.3 15.4 15.0 13.1 11.9 11.0 8.4 4.4 2.5 950mb Dewpt(C): -3.1 -5.9 -6.7 -8.2 -8.8 -10.7 -13.8 -16.4 -17.2 -15.1 -10.3 -9.9 -9.9 -10.1 -8.5 950mb RH (%): 48 39 32 28 25 20 13 10 9 12 20 22 26 34 44 950mb Dir: 94 94 91 92 93 94 97 97 117 91 93 93 91 94 90 950mb Speed(kt): 24 35 33 38 39 36 25 18 5 12 20 20 30 44 35 900mb GPH (m): 1067 1076 1074 1080 1080 1088 1075 1071 1062 1064 1055 1058 1058 1064 1051 900mb Temp (C): 11.9 12.0 12.8 14.5 14.8 15.2 15.4 15.9 15.2 13.5 11.4 10.3 9.9 9.5 8.7 900mb Dewpt(C): -8.1 -10.8 -11.9 -14.1 -14.7 -20.7 -20.2 -19.9 -17.3 -14.8 -12.7 -13.3 -15.6 -19.1 -20.6 900mb RH (%): 24 19 16 12 11 7 7 7 9 12 17 17 15 11 11 900mb Dir: 121 118 111 101 104 108 125 171 324 344 347 108 111 115 127 900mb Speed(kt): 9 15 13 17 18 15 6 1 6 5 1 1 11 23 15 850mb GPH (m): 1545 1554 1552 1560 1560 1569 1556 1552 1542 1542 1530 1531 1529 1536 1522 850mb Temp (C): 12.3 11.8 12.1 12.7 12.6 12.4 12.7 12.8 12.0 10.7 9.7 8.8 7.2 7.3 7.1 850mb Dewpt(C): -9.6 -10.6 -13.5 -13.3 -12.1 -17.7 -15.9 -17.2 -15.6 -13.5 -15.9 -18.2 -15.5 -19.0 -20.4 850mb RH (%): 20 20 15 15 16 11 12 11 13 17 15 13 18 13 12 850mb Dir: 112 112 95 67 60 72 118 19 312 332 319 336 105 131 159 850mb Speed(kt): 3 9 6 6 5 5 2 1 10 12 10 6 5 12 6 800mb GPH (m): 2050 2058 2057 2065 2065 2073 2059 2057 2046 2044 2030 2030 2026 2031 2017 800mb Temp (C): 10.8 10.2 10.4 10.0 9.6 9.0 9.0 9.6 9.3 8.5 8.2 7.7 6.3 4.8 4.6 800mb Dewpt(C): -13.6 -14.9 -16.3 -13.3 -14.3 -16.4 -17.1 -21.8 -19.1 -21.9 -26.3 -28.4 -24.7 -21.3 -22.7 800mb RH (%): 16 15 14 18 17 15 14 9 12 10 7 6 9 13 12 800mb Dir: 10 95 55 54 36 47 360 348 304 327 324 332 19 130 144 800mb Speed(kt): 4 9 6 12 9 8 2 5 12 14 15 11 5 6 5 750mb GPH (m): 2584 2591 2589 2597 2595 2602 2589 2588 2577 2573 2559 2559 2552 2554 2539 750mb Temp (C): 7.9 7.0 6.6 6.6 5.5 5.0 5.7 6.8 6.9 6.0 5.2 5.0 3.9 2.7 2.3 750mb Dewpt(C): -16.8 -14.4 -13.9 -17.7 -16.2 -20.0 -22.3 -26.6 -30.6 -29.4 -29.2 -31.9 -31.4 -26.7 -25.0 750mb RH (%): 15 20 22 16 19 14 11 7 5 6 6 5 6 9 11 750mb Dir: 25 75 35 54 16 28 7 352 306 322 322 334 350 81 156 750mb Speed(kt): 6 10 10 14 11 11 7 8 13 14 15 13 8 3 4 700mb GPH (m): 3149 3153 3150 3157 3154 3160 3148 3150 3139 3134 3118 3116 3107 3108 3091 700mb Temp (C): 4.8 3.1 3.1 2.2 1.2 1.1 2.0 3.2 3.6 2.8 2.0 1.1 0.1 -0.6 -1.5 700mb Dewpt(C): -17.8 -15.5 -20.3 -18.4 -20.4 -23.7 -23.2 -28.3 -34.3 -35.2 -35.7 -34.4 -34.1 -28.2 -28.8 700mb RH (%): 18 24 16 20 18 14 14 8 4 4 4 5 6 11 11 700mb Dir: 4 42 38 33 359 16 10 357 309 310 317 337 341 22 190 700mb Speed(kt): 9 9 13 14 17 15 12 12 13 16 15 12 9 4 3 650mb GPH (m): 3748 3749 3745 3750 3744 3751 3741 3745 3735 3728 3711 3707 3696 3695 3677 650mb Temp (C): 0.7 -0.7 -1.1 -2.4 -3.2 -2.7 -2.0 -0.5 0.0 -1.0 -1.6 -2.7 -3.8 -4.5 -5.4 650mb Dewpt(C): -24.3 -25.8 -22.5 -20.4 -24.8 -25.8 -26.3 -35.4 -39.5 -39.0 -36.7 -41.3 -35.1 -28.6 -28.8 650mb RH (%): 13 13 18 24 17 15 14 5 3 4 5 4 7 14 14 650mb Dir: 357 5 35 18 2 19 16 4 310 298 314 329 336 353 262 650mb Speed(kt): 12 13 15 19 20 20 14 12 13 16 18 13 10 6 1 600mb GPH (m): 4383 4381 4377 4379 4372 4379 4371 4379 4369 4361 4342 4335 4322 4319 4298 600mb Temp (C): -4.1 -5.9 -5.4 -7.0 -6.5 -7.0 -6.0 -4.9 -4.9 -5.0 -5.7 -7.0 -8.2 -8.9 -9.9 600mb Dewpt(C): -29.7 -30.8 -22.0 -28.7 -33.5 -32.0 -38.8 -32.3 -32.0 -36.8 -41.4 -42.9 -37.5 -25.5 -29.3 600mb RH (%): 12 12 26 16 10 12 6 10 10 7 4 4 8 25 19 600mb Dir: 354 355 16 8 6 22 18 8 306 291 302 322 329 345 320 600mb Speed(kt): 14 17 16 22 26 23 19 10 15 18 22 14 12 8 3 550mb GPH (m): 5062 5054 5053 5052 5044 5052 5046 5055 5045 5036 5016 5008 4991 4986 4963 550mb Temp (C): -9.5 -11.1 -10.5 -10.8 -11.3 -11.1 -10.6 -10.7 -10.8 -11.1 -10.8 -11.1 -12.7 -13.9 -14.9 550mb Dewpt(C): -31.6 -39.8 -26.4 -40.4 -42.7 -41.8 -44.3 -27.7 -28.9 -29.2 -38.9 -49.5 -46.5 -24.5 -22.1 550mb RH (%): 15 8 26 7 6 6 5 24 22 22 8 3 4 41 55 550mb Dir: 340 356 9 351 2 17 20 16 306 291 296 312 315 342 341 550mb Speed(kt): 15 16 17 25 28 24 23 12 16 19 23 18 15 10 4 500mb GPH (m): 5788 5777 5777 5777 5768 5776 5769 5777 5768 5759 5740 5731 5711 5702 5676 500mb Temp (C): -16.2 -16.7 -15.8 -15.6 -15.7 -15.8 -16.5 -17.1 -17.2 -16.9 -16.3 -16.2 -17.0 -18.5 -20.1 500mb Dewpt(C): -32.7 -45.3 -33.6 -46.8 -56.6 -54.5 -43.6 -32.4 -30.4 -34.5 -36.7 -47.9 -51.3 -36.6 -22.7 500mb RH (%): 24 7 21 5 2 2 8 26 31 21 16 5 4 20 80 500mb Dir: 326 3 19 343 357 10 16 14 309 301 301 299 307 327 22 500mb Speed(kt): 16 17 17 27 34 28 25 16 17 21 25 25 20 11 6 450mb GPH (m): 6570 6558 6561 6561 6553 6559 6551 6557 6547 6539 6522 6514 6492 6479 6450 450mb Temp (C): -22.1 -22.7 -22.1 -21.8 -21.5 -22.2 -22.6 -23.4 -23.6 -23.5 -23.1 -22.6 -22.6 -24.3 -24.7 450mb Dewpt(C): -40.1 -43.0 -38.0 -44.2 -56.0 -48.2 -46.0 -36.9 -38.8 -36.7 -36.7 -45.7 -43.6 -31.4 -31.5 450mb RH (%): 19 15 23 12 3 8 11 29 24 30 29 11 14 53 54 450mb Dir: 300 5 28 344 353 5 4 3 319 309 307 296 302 315 35 450mb Speed(kt): 25 18 23 29 37 30 26 18 20 23 28 28 24 12 10 400mb GPH (m): 7426 7410 7414 7415 7409 7412 7403 7405 7395 7386 7371 7364 7344 7328 7295 400mb Temp (C): -27.5 -29.4 -29.7 -29.0 -28.2 -29.3 -29.5 -30.2 -30.9 -30.8 -30.2 -29.9 -29.2 -29.2 -31.1 400mb Dewpt(C): -57.9 -46.8 -39.7 -40.8 -51.4 -54.1 -44.9 -43.3 -42.3 -41.1 -42.4 -39.1 -34.9 -32.1 -34.0 400mb RH (%): 4 18 38 32 10 8 22 28 33 37 31 42 59 77 76 400mb Dir: 296 357 31 351 349 354 349 344 324 314 310 300 303 290 35 400mb Speed(kt): 30 19 26 31 37 31 27 21 23 27 29 32 29 15 8 350mb GPH (m): 8372 8348 8348 8353 8349 8349 8339 8338 8325 8319 8307 8301 8284 8269 8229 350mb Temp (C): -34.5 -36.3 -37.7 -37.0 -36.3 -37.2 -37.5 -38.5 -38.3 -37.6 -36.7 -36.5 -36.3 -36.1 -37.5 350mb Dewpt(C): -58.1 -55.9 -47.1 -45.7 -50.0 -49.5 -51.2 -47.8 -49.7 -46.4 -42.7 -44.1 -41.8 -39.5 -41.0 350mb RH (%): 8 13 38 42 25 28 24 39 31 41 56 47 58 72 71 350mb Dir: 295 331 30 360 348 345 337 324 319 314 307 302 296 275 257 350mb Speed(kt): 24 20 25 32 36 32 26 29 28 34 33 42 38 27 10 300mb GPH (m): 9429 9396 9391 9400 9397 9396 9383 9378 9368 9365 9356 9350 9332 9316 9272 300mb Temp (C): -43.6 -45.0 -46.0 -45.3 -45.7 -45.5 -46.1 -46.8 -46.0 -45.6 -45.2 -45.3 -45.8 -46.3 -47.2 300mb Dewpt(C): -58.0 -58.6 -53.0 -53.8 -56.2 -59.3 -56.7 -54.1 -52.8 -49.6 -52.5 -52.9 -49.2 -49.9 -50.8 300mb RH (%): 21 22 47 40 31 21 31 45 48 65 46 44 70 68 68 300mb Dir: 302 306 4 6 340 338 330 317 320 313 308 299 286 272 242 300mb Speed(kt): 18 23 25 31 34 33 28 32 31 40 40 56 45 34 12 250mb GPH (m): 10631 10592 10579 10589 10585 10583 10568 10564 10556 10551 10544 10536 10514 10497 10452 250mb Temp (C): -51.5 -52.1 -53.5 -55.1 -55.0 -54.9 -55.0 -54.3 -55.0 -55.8 -55.9 -55.9 -55.1 -55.3 -53.1 250mb Dewpt(C): -67.0 -64.6 -64.5 -62.1 -67.3 -64.9 -63.1 -61.7 -59.0 -60.1 -59.4 -58.8 -60.3 -59.8 -62.0 250mb RH (%): 16 23 27 44 22 30 38 42 63 60 66 72 54 60 35 250mb Dir: 299 302 341 2 344 324 322 324 318 313 295 295 283 269 255 250mb Speed(kt): 23 32 28 29 36 33 34 34 35 48 47 63 54 46 21 200mb GPH (m): 12063 12027 12006 11997 11987 11989 11982 11977 11961 11957 11951 11947 11934 11923 11898 200mb Temp (C): -55.2 -53.9 -55.3 -56.7 -60.3 -59.4 -57.3 -57.2 -57.0 -56.6 -55.5 -54.8 -54.0 -51.2 -49.7 200mb Dewpt(C): -73.9 -75.3 -74.9 -72.4 -68.5 -70.0 -73.9 -73.0 -70.4 -72.7 -74.6 -75.9 -74.5 -77.3 -78.6 200mb RH (%): 10 7 9 14 36 27 12 14 19 13 9 7 8 4 3 200mb Dir: 310 312 309 326 335 330 324 315 317 318 315 310 307 308 315 200mb Speed(kt): 38 42 48 46 40 37 35 37 42 48 46 49 48 42 38 150mb GPH (m): 13880 13854 13825 13815 13804 13804 13806 13805 13794 13799 13803 13802 13793 13787 13770 150mb Temp (C): -59.6 -58.4 -59.4 -57.4 -55.5 -55.0 -55.3 -54.6 -54.8 -54.1 -54.2 -54.3 -54.0 -53.6 -53.9 150mb Dewpt(C): -83.6 -84.7 -85.2 -83.8 -84.8 -84.7 -84.9 -84.3 -84.5 -88.9 -88.5 -84.2 -84.0 -83.7 -83.8 150mb RH (%): 4 3 3 3 2 2 2 2 2 1 1 2 2 2 2 150mb Dir: 313 314 317 324 334 334 334 331 325 335 325 328 323 325 324 150mb Speed(kt): 44 47 60 49 49 44 37 38 45 48 50 52 53 57 55 100mb GPH (m): 16387 16384 16350 16354 16355 16363 16360 16358 16356 16360 16357 16352 16337 16335 16319 100mb Temp (C): -63.0 -61.0 -60.8 -61.1 -62.2 -61.1 -60.8 -61.8 -61.8 -61.4 -61.4 -61.4 -62.8 -62.6 -61.9 100mb Dewpt(C): -86.3 -89.2 -89.0 -89.2 -85.7 -89.3 -89.0 -89.8 -89.8 -89.5 -89.5 -89.5 -90.6 -90.4 -89.9 100mb RH (%): 4 2 2 2 4 2 2 2 2 2 2 2 2 2 2 100mb Dir: 330 328 332 347 350 352 339 340 341 344 336 332 332 329 330 100mb Speed(kt): 34 39 44 42 44 39 41 41 44 47 48 52 53 52 55