Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 19, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 1000.3 1000.4 998.5 999.0 998.6 999.5 996.4 995.9 995.0 995.2 991.9 991.4 990.8 990.5 988.1 Mean SLP (mb): 1025.1 1025.0 1022.9 1023.7 1023.5 1024.3 1020.5 1020.2 1019.5 1019.0 1015.4 1015.4 1015.2 1014.5 1011.6 2m agl Tmp (F): 47.7 54.1 60.5 51.9 47.1 49.7 65.7 57.0 51.2 70.1 75.4 63.5 52.1 66.5 74.8 2m agl Dewpt(F): 44.0 47.2 51.3 48.9 45.6 46.8 51.4 46.8 46.9 53.7 52.0 50.7 48.0 55.5 54.1 2m agl RH (%): 87 77 71 89 94 90 59 68 85 55 43 62 85 67 47 10m agl Dir: 113 261 318 306 285 271 324 315 32 58 330 330 21 302 315 10m agl Spd(kt): 1 3 8 5 4 4 8 3 2 3 7 4 1 5 7 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 2.2 37.7 2.8 4.8 6.5 0.1 0.0 0.0 0.0 19.8 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 -1.3 0.0 -0.3 0.0 -0.6 -3.5 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 61.7 70.4 48.2 59.4 46.5 32.1 23.3 49.6 52.0 48.9 2.6 46.4 34.8 15.2 6.3 Precip H20 (in): 0.74 0.79 0.81 0.76 0.67 0.50 0.59 0.57 0.73 0.76 0.77 0.60 0.50 0.53 0.55 Lifted Index(C): 7.0 7.1 6.3 9.3 12.5 14.4 8.6 10.3 7.0 3.1 0.9 2.8 6.0 3.4 2.4 700mb VV(-ub/s): -0.8 0.2 -0.8 -1.1 -0.2 -0.6 -2.4 -1.1 -0.4 -1.5 -0.6 -1.6 -1.4 -0.9 -1.5 Thk1000-500mb(m)5485.7 5497.3 5521.8 5514.8 5518.6 5538.4 5583.5 5597.2 5588.7 5587.6 5607.3 5599.2 5593.9 5606.4 5632.6 Thk1000-850mb(m)1334.3 1336.8 1346.0 1338.0 1331.0 1331.9 1360.3 1363.5 1365.4 1375.0 1386.2 1379.1 1370.3 1375.8 1389.5 Thk850-700mb(m):1560.8 1559.5 1563.7 1565.1 1566.2 1574.1 1581.9 1588.9 1584.8 1581.8 1591.8 1594.8 1595.1 1594.3 1598.9 SWEAT Index: 93.6 94.6 79.1 48.7 55.8 54.1 46.3 42.7 62.5 53.0 67.7 33.7 41.9 20.6 22.9 Total Totals Idx 42.2 41.0 38.9 35.4 31.8 27.1 28.8 30.9 39.7 41.3 45.4 39.3 34.9 37.1 38.7 Frz Hgt(ft amsl) 8332 8059 9325 9788 9840 10668 11139 11644 11240 11113 11530 11073 11006 11872 12130 0WetBlbHgt(amsl) 6470 7220 6622 6062 6362 5691 6468 6994 7656 7673 7444 7677 8251 7986 7905 Equil Prs (mb): 1000 1000 777 999 999 999 996 996 995 730 378 991 991 990 499 Equil Hgt(amsl): 26 26 7413 26 26 26 26 26 26 9118 25520 26 26 26 18866 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00 Conv Wind Gust: 33.6 21.3 28.1 25.6 4.5 45.7 43.7 46.5 43.0 45.7 53.4 45.9 44.8 46.8 52.1 Showalter Index: 6.4 6.9 8.1 10.4 12.1 14.5 13.0 11.5 6.5 5.9 3.4 6.9 8.9 7.9 6.8 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 2.5 4.3 -999.9 -999.9 -999.9 0.0 1.0 -999.9 -999.9 -999.9 0.0 Storm Dir (deg): 359 349 341 354 12 34 25 38 49 47 18 28 27 360 325 Storm Spd (kts): 13 12 12 11 11 11 11 11 10 9 9 9 9 6 7 2m HeatIndex(F): 48 54 61 52 47 50 66 57 51 70 75 64 52 66 75 2m WindChill(F): 48 54 61 52 47 50 66 57 51 70 75 64 52 66 75 1000mb GPH (m): 206 207 192 195 193 199 173 169 162 162 133 130 126 122 100 950mb GPH (m): 629 632 622 621 614 622 608 601 593 601 577 568 557 558 544 950mb Temp (C): 7.5 7.8 10.3 8.2 5.5 6.4 13.3 13.1 14.0 16.7 19.7 17.0 15.5 15.6 19.3 950mb Dewpt(C): 6.0 6.5 8.9 7.8 5.2 6.2 8.7 7.3 6.6 7.0 8.6 8.9 6.8 6.9 9.7 950mb RH (%): 90 91 91 97 98 99 73 67 60 52 47 58 55 55 53 950mb Dir: 343 270 323 329 332 304 330 4 79 75 334 1 10 316 320 950mb Speed(kt): 6 2 10 12 8 3 10 11 9 5 10 15 5 4 9 900mb GPH (m): 1073 1077 1070 1067 1057 1063 1060 1055 1048 1059 1039 1028 1015 1017 1006 900mb Temp (C): 5.3 5.9 7.2 6.5 5.6 5.2 9.4 12.3 13.3 13.7 15.1 15.4 15.0 15.5 16.9 900mb Dewpt(C): 4.9 5.6 4.9 4.9 4.4 2.8 6.0 2.1 4.5 3.8 7.3 0.2 -4.1 -3.0 -0.1 900mb RH (%): 97 98 85 90 92 84 79 49 54 51 59 35 26 27 31 900mb Dir: 334 331 324 343 359 50 338 43 93 111 344 22 7 50 332 900mb Speed(kt): 11 11 9 12 8 7 11 9 11 9 10 8 7 1 7 850mb GPH (m): 1540 1544 1537 1534 1524 1531 1533 1533 1527 1537 1519 1509 1496 1498 1490 850mb Temp (C): 5.1 4.4 4.2 3.7 3.9 5.8 8.5 10.5 10.8 9.9 11.4 12.4 12.7 13.0 13.9 850mb Dewpt(C): 1.7 3.2 2.4 0.4 0.5 -3.9 -3.2 -4.1 1.5 1.5 2.7 -4.6 -8.5 -5.5 -1.8 850mb RH (%): 79 92 88 79 78 49 43 35 52 55 54 30 22 27 33 850mb Dir: 319 327 303 327 350 36 50 34 99 114 7 358 10 46 329 850mb Speed(kt): 14 11 9 9 11 8 5 6 10 7 8 6 9 1 4 800mb GPH (m): 2033 2036 2029 2024 2015 2026 2032 2034 2028 2037 2022 2014 2001 2004 1996 800mb Temp (C): 2.6 2.2 2.3 2.4 2.8 4.7 6.2 8.1 6.2 6.1 7.9 9.0 9.5 9.2 10.0 800mb Dewpt(C): -4.4 0.2 -2.8 -5.7 -4.0 -15.4 -10.1 -9.7 1.6 0.0 -4.1 -9.3 -7.2 -3.8 -6.8 800mb RH (%): 60 87 68 55 60 22 30 27 72 64 42 26 30 39 29 800mb Dir: 321 303 289 320 353 25 50 38 95 87 91 359 12 2 293 800mb Speed(kt): 14 12 12 13 15 11 6 10 9 6 5 6 11 3 3 750mb GPH (m): 2552 2554 2549 2546 2536 2549 2558 2563 2555 2562 2551 2544 2532 2534 2528 750mb Temp (C): -0.1 -0.5 1.3 2.4 1.7 3.4 4.5 5.2 4.1 3.2 5.5 6.0 5.7 4.9 5.9 750mb Dewpt(C): -6.9 -5.1 -15.4 -16.3 -10.8 -33.9 -37.9 -27.4 -16.1 -10.8 -20.7 -10.7 -7.0 -8.4 -10.0 750mb RH (%): 60 71 28 24 39 5 3 7 21 35 13 29 39 37 31 750mb Dir: 330 295 296 318 355 17 23 28 29 27 35 10 7 356 269 750mb Speed(kt): 14 15 13 18 14 13 10 12 7 9 6 11 11 4 4 700mb GPH (m): 3101 3103 3101 3099 3090 3105 3115 3121 3112 3119 3111 3104 3091 3092 3088 700mb Temp (C): -3.0 -2.5 -1.1 -0.6 -0.3 0.9 1.5 2.0 1.4 1.3 2.5 1.9 1.3 2.0 3.1 700mb Dewpt(C): -9.7 -18.4 -10.4 -15.4 -16.3 -34.3 -28.1 -18.1 -16.4 -19.2 -16.4 -4.8 -11.0 -22.0 -23.2 700mb RH (%): 60 28 49 32 29 5 9 21 25 20 23 61 39 15 13 700mb Dir: 322 310 305 327 343 6 10 18 8 16 3 7 354 336 262 700mb Speed(kt): 16 16 16 17 14 16 14 15 13 14 11 14 10 5 7 650mb GPH (m): 3684 3688 3689 3687 3678 3696 3708 3716 3705 3712 3706 3697 3683 3687 3684 650mb Temp (C): -6.3 -5.1 -3.7 -4.1 -3.7 -2.6 -1.7 -0.8 -1.3 -1.6 -1.2 -2.3 -1.7 -0.3 0.1 650mb Dewpt(C): -14.0 -13.4 -13.4 -11.8 -14.5 -18.4 -17.4 -19.2 -22.0 -20.1 -9.3 -10.9 -23.6 -28.8 -28.9 650mb RH (%): 54 52 47 55 43 29 29 23 19 23 54 52 17 10 9 650mb Dir: 320 322 308 324 340 5 359 12 359 9 353 360 346 328 271 650mb Speed(kt): 19 21 19 18 16 16 18 17 17 18 16 13 12 10 11 600mb GPH (m): 4305 4313 4317 4314 4306 4326 4341 4350 4339 4345 4338 4328 4317 4322 4321 600mb Temp (C): -9.4 -8.4 -7.1 -7.5 -6.8 -5.5 -4.5 -3.8 -4.2 -5.1 -5.5 -5.4 -4.1 -3.4 -2.8 600mb Dewpt(C): -16.3 -14.9 -16.6 -14.0 -17.8 -18.7 -23.6 -23.4 -21.5 -15.2 -11.6 -33.4 -41.7 -36.0 -42.8 600mb RH (%): 58 60 47 60 41 35 21 21 25 45 62 9 4 6 3 600mb Dir: 326 325 312 317 339 1 351 3 355 359 345 350 351 326 277 600mb Speed(kt): 25 23 23 18 19 23 22 20 20 21 18 16 17 13 13 550mb GPH (m): 4972 4982 4989 4986 4982 5004 5021 5032 5019 5022 5015 5004 4994 5002 5002 550mb Temp (C): -13.2 -12.4 -11.5 -11.4 -9.9 -8.3 -7.7 -7.5 -8.3 -9.7 -10.3 -10.1 -10.0 -9.3 -8.5 550mb Dewpt(C): -22.7 -19.4 -17.7 -16.5 -22.2 -27.3 -25.3 -23.7 -21.4 -17.0 -16.7 -42.0 -34.1 -34.6 -30.6 550mb RH (%): 46 56 60 66 36 21 23 26 35 56 60 6 12 11 15 550mb Dir: 332 328 317 321 338 357 351 355 354 353 338 354 352 324 284 550mb Speed(kt): 33 28 27 21 24 30 28 26 23 21 18 20 21 17 15 500mb GPH (m): 5691 5704 5713 5710 5711 5738 5757 5766 5750 5750 5741 5730 5720 5729 5733 500mb Temp (C): -17.7 -16.7 -16.2 -15.6 -13.7 -12.6 -11.7 -12.3 -13.7 -15.0 -15.6 -15.7 -15.4 -14.8 -13.3 500mb Dewpt(C): -25.3 -25.5 -19.5 -20.7 -28.5 -38.1 -26.8 -26.5 -20.4 -19.0 -20.0 -40.7 -38.8 -37.5 -28.7 500mb RH (%): 52 47 76 65 28 10 28 30 58 72 70 10 12 13 27 500mb Dir: 337 329 317 328 337 357 352 348 344 342 329 351 348 328 310 500mb Speed(kt): 45 33 33 25 28 38 35 30 25 20 19 23 24 19 14 450mb GPH (m): 6472 6488 6498 6498 6503 6532 6553 6562 6542 6538 6527 6513 6507 6518 6527 450mb Temp (C): -23.1 -21.9 -21.5 -19.9 -18.9 -18.7 -17.6 -18.7 -18.9 -19.9 -21.5 -21.9 -20.3 -19.8 -18.2 450mb Dewpt(C): -26.9 -30.2 -23.7 -26.0 -32.4 -37.1 -33.6 -26.4 -22.9 -22.8 -24.0 -46.4 -37.6 -29.5 -32.3 450mb RH (%): 72 48 82 59 30 19 24 52 71 78 81 10 21 43 29 450mb Dir: 335 332 314 331 334 347 350 343 336 333 315 344 351 332 331 450mb Speed(kt): 52 41 38 30 34 51 43 34 26 22 22 25 28 23 17 400mb GPH (m): 7323 7343 7355 7362 7367 7397 7422 7427 7409 7402 7384 7368 7369 7384 7395 400mb Temp (C): -29.3 -28.3 -27.6 -25.9 -26.0 -25.6 -24.7 -25.4 -24.6 -25.6 -27.2 -27.3 -25.6 -24.2 -24.4 400mb Dewpt(C): -33.8 -34.7 -30.2 -31.9 -35.6 -38.7 -39.0 -28.2 -28.3 -28.8 -46.3 -49.5 -35.2 -37.8 -28.8 400mb RH (%): 65 55 79 58 41 29 26 78 72 75 16 11 41 28 68 400mb Dir: 336 332 317 330 334 355 353 340 335 322 302 343 343 335 329 400mb Speed(kt): 57 45 41 32 41 60 52 40 33 25 25 33 33 26 25 350mb GPH (m): 8261 8286 8302 8312 8318 8350 8377 8383 8368 8357 8330 8320 8324 8343 8355 350mb Temp (C): -36.4 -35.4 -33.7 -33.7 -33.2 -32.8 -32.6 -31.8 -31.2 -32.0 -34.7 -32.6 -32.1 -31.0 -30.8 350mb Dewpt(C): -42.6 -41.3 -37.1 -37.2 -43.8 -52.8 -40.1 -35.2 -35.2 -37.0 -47.7 -44.1 -41.9 -42.8 -38.9 350mb RH (%): 54 56 72 71 35 13 49 73 69 62 27 32 39 32 46 350mb Dir: 334 331 327 332 341 352 343 341 333 318 291 342 339 337 325 350mb Speed(kt): 55 50 42 35 53 69 58 47 41 27 29 40 40 34 30 300mb GPH (m): 9312 9341 9365 9374 9379 9415 9442 9454 9442 9427 9387 9387 9392 9415 9430 300mb Temp (C): -44.1 -43.3 -42.1 -42.5 -42.7 -42.3 -41.7 -40.3 -39.3 -40.0 -42.7 -41.7 -40.6 -40.2 -39.6 300mb Dewpt(C): -50.7 -51.2 -46.9 -46.3 -52.6 -51.5 -50.6 -44.4 -43.9 -49.6 -53.7 -51.1 -50.5 -49.6 -46.4 300mb RH (%): 49 43 61 68 35 38 39 66 63 37 31 37 35 37 50 300mb Dir: 335 336 331 337 354 359 346 344 325 308 296 343 342 335 326 300mb Speed(kt): 61 53 49 36 60 73 63 54 45 37 35 43 49 39 34 250mb GPH (m): 10510 10542 10572 10580 10580 10618 10652 10671 10665 10649 10596 10597 10608 10633 10649 250mb Temp (C): -53.6 -53.4 -51.9 -51.7 -53.4 -52.9 -51.1 -49.8 -48.3 -48.7 -50.3 -50.8 -50.1 -49.5 -49.5 250mb Dewpt(C): -60.5 -59.5 -56.0 -55.6 -60.7 -61.3 -57.6 -54.8 -54.1 -61.9 -63.0 -61.7 -58.1 -55.9 -54.9 250mb RH (%): 45 50 63 64 43 38 48 58 53 22 23 29 40 49 55 250mb Dir: 340 341 333 332 6 351 350 345 330 299 316 350 346 338 328 250mb Speed(kt): 70 60 59 41 80 80 73 62 49 47 40 57 58 46 42 200mb GPH (m): 11908 11940 11983 11996 11989 12017 12066 12094 12097 12080 12028 12022 12031 12058 12074 200mb Temp (C): -62.4 -63.1 -61.3 -60.3 -58.4 -63.0 -61.3 -59.9 -58.6 -58.4 -56.5 -56.8 -59.4 -59.6 -59.3 200mb Dewpt(C): -69.9 -67.3 -64.0 -64.2 -65.5 -68.1 -65.1 -63.5 -65.7 -68.8 -69.0 -67.2 -64.0 -63.8 -64.5 200mb RH (%): 39 59 72 62 42 53 63 65 42 28 22 28 57 60 53 200mb Dir: 345 341 337 337 343 344 355 350 333 300 313 339 346 335 325 200mb Speed(kt): 67 63 66 49 97 92 88 69 53 50 41 58 63 56 50 150mb GPH (m): 13711 13730 13763 13784 13784 13793 13822 13851 13865 13859 13839 13832 13826 13848 13861 150mb Temp (C): -57.5 -58.5 -59.4 -59.8 -60.1 -61.5 -62.0 -66.4 -67.0 -64.0 -58.6 -60.3 -58.9 -60.8 -61.7 150mb Dewpt(C): -86.1 -81.1 -79.5 -79.7 -80.1 -79.5 -79.5 -74.5 -74.9 -75.6 -81.5 -80.0 -80.7 -78.9 -78.2 150mb RH (%): 2 5 7 7 7 9 10 35 35 22 5 7 6 9 11 150mb Dir: 324 331 333 331 336 337 352 355 346 308 319 334 338 328 321 150mb Speed(kt): 47 43 40 49 49 59 64 60 47 32 37 45 43 42 34 100mb GPH (m): 16282 16293 16312 16329 16320 16324 16343 16354 16347 16366 16371 16368 16349 16363 16373 100mb Temp (C): -56.6 -56.3 -57.3 -58.1 -58.5 -58.7 -59.1 -59.5 -61.4 -61.4 -61.4 -60.0 -60.1 -60.4 -61.2 100mb Dewpt(C): -90.3 -90.1 -86.4 -91.4 -91.6 -91.8 -91.4 -91.7 -89.5 -89.5 -89.5 -88.4 -91.9 -88.7 -89.3 100mb RH (%): 1 1 2 1 1 1 1 1 2 2 2 2 1 2 2 100mb Dir: 313 314 320 317 331 343 337 352 9 338 346 327 342 350 302 100mb Speed(kt): 19 19 18 23 26 22 28 32 16 20 19 21 21 11 11