Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 3, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 987.5 987.0 984.0 983.7 987.8 989.8 988.3 989.5 991.1 992.8 991.5 993.0 994.4 996.1 994.8 Mean SLP (mb): 1011.6 1010.4 1007.1 1007.3 1012.1 1014.2 1012.3 1013.7 1015.6 1017.3 1015.5 1017.1 1018.8 1020.5 1018.8 2m agl Tmp (F): 56.4 78.2 84.6 71.1 52.2 54.1 63.6 57.4 52.1 52.9 64.0 60.3 55.2 58.1 66.0 2m agl Dewpt(F): 49.8 51.9 51.8 54.3 51.5 51.8 54.8 55.2 50.9 50.5 54.3 54.8 54.2 54.1 54.3 2m agl RH (%): 78 39 31 54 97 92 72 92 95 91 70 82 96 86 65 10m agl Dir: 63 81 15 21 185 203 220 226 200 193 289 269 266 218 267 10m agl Spd(kt): 4 8 6 2 5 2 4 4 3 2 4 3 1 4 4 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.02 0.00 0.00 0.00 0.01 0.01 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.03 0.03 0.03 0.03 0.04 0.05 0.05 Sfc CAPE (J/kg): 18.8 233.4 711.0 267.9 7.5 6.6 5.5 4.8 10.5 8.2 0.0 7.6 3.6 25.6 0.2 Sfc CINH (J/kg): -43.9 -132.3 -22.2 -149.4 0.0 0.0 0.0 -2.6 -0.2 0.0 0.0 -1.1 -5.8 0.0 0.0 0-3km Hel(J/kg): 8.0 -1.8 20.9 9.0 93.3 29.3 79.8 89.7 75.8 44.5 44.3 47.2 33.1 32.5 47.0 Precip H20 (in): 0.73 0.67 0.65 0.64 0.64 0.74 0.78 0.82 0.79 0.77 0.78 0.75 0.76 0.69 0.60 Lifted Index(C): 0.9 -0.4 -1.8 -0.7 4.3 5.2 3.9 4.9 5.3 5.0 4.6 5.4 6.6 8.0 5.3 700mb VV(-ub/s): 1.5 -0.4 -3.8 0.9 0.2 -0.7 -1.4 0.6 -1.0 0.0 -1.2 -0.5 0.4 -0.2 -0.7 Thk1000-500mb(m)5613.2 5625.4 5652.1 5651.1 5595.5 5584.9 5607.2 5599.8 5577.7 5580.7 5611.8 5615.3 5599.8 5593.0 5604.2 Thk1000-850mb(m)1391.9 1400.0 1413.1 1405.6 1361.7 1354.2 1365.1 1358.1 1347.4 1348.0 1366.7 1363.9 1355.5 1353.2 1365.4 Thk850-700mb(m):1609.5 1608.3 1613.0 1611.9 1604.5 1603.3 1605.1 1604.1 1597.8 1598.1 1601.1 1602.2 1598.1 1596.5 1596.4 SWEAT Index: 43.4 47.7 31.2 41.1 34.3 35.4 57.2 58.6 65.3 73.2 68.4 37.2 42.5 34.2 46.7 Total Totals Idx 48.9 47.7 47.4 46.8 39.8 40.2 42.0 40.6 41.4 42.0 42.3 39.2 40.1 37.5 33.5 Frz Hgt(ft amsl) 11041 11124 11467 11536 11245 11110 11645 11570 11284 11335 11576 12447 12095 12111 12116 0WetBlbHgt(amsl) 9227 8779 8925 8518 8443 9115 9116 9174 9087 8469 8313 8662 8359 8185 6907 Equil Prs (mb): 987 238 222 290 988 990 988 990 991 993 991 993 994 892 995 Equil Hgt(amsl): 26 35456 36939 31370 26 26 26 26 26 26 26 26 26 3671 26 Hail Size(in): 0.00 0.00 0.03 0.08 0.01 0.00 0.00 0.00 0.00 0.00 0.04 0.00 0.00 0.00 0.03 Conv Wind Gust: 52.9 57.4 59.0 54.1 48.4 23.0 28.7 24.8 16.1 18.2 44.7 24.7 20.3 20.2 48.2 Showalter Index: 1.3 1.9 1.9 2.0 6.1 6.2 4.9 5.8 5.4 4.8 4.4 6.5 6.1 7.7 10.1 Cap Strength(C):-999.9 0.0 0.0 0.0 10.9 9.0 5.3 5.6 7.7 8.3 5.0 6.0 -999.9 5.3 2.6 Storm Dir (deg): 124 108 72 47 42 55 36 38 44 47 29 20 334 303 301 Storm Spd (kts): 8 9 6 5 6 6 6 10 8 7 8 8 7 7 10 2m HeatIndex(F): 56 78 83 71 52 54 64 57 52 53 64 60 55 58 66 2m WindChill(F): 56 78 85 71 52 54 64 57 52 53 64 60 55 58 66 1000mb GPH (m): 97 90 62 62 101 118 104 115 129 143 131 144 157 171 160 950mb GPH (m): 534 536 514 508 528 546 539 546 555 570 566 578 587 601 595 950mb Temp (C): 20.7 21.3 25.6 23.8 8.9 8.8 13.1 11.4 8.3 8.3 13.0 12.3 10.9 9.9 13.8 950mb Dewpt(C): 7.3 7.6 8.0 10.0 8.6 8.7 11.2 11.0 8.0 8.0 10.8 11.4 10.7 9.6 10.5 950mb RH (%): 41 40 31 40 98 99 88 97 98 98 86 94 98 98 80 950mb Dir: 77 84 20 19 191 198 220 234 212 185 296 263 230 210 269 950mb Speed(kt): 9 14 7 9 11 5 4 8 8 3 4 4 5 6 4 900mb GPH (m): 1001 1002 985 978 980 994 991 998 1002 1016 1018 1029 1036 1048 1048 900mb Temp (C): 19.5 19.4 21.1 21.1 12.6 8.9 9.4 9.6 8.5 8.0 10.2 9.1 8.5 7.9 10.6 900mb Dewpt(C): 2.7 2.2 6.8 5.5 8.0 7.9 7.8 9.5 8.3 7.8 7.8 8.6 8.0 5.7 5.2 900mb RH (%): 32 31 38 35 73 93 90 99 98 99 85 97 96 86 69 900mb Dir: 87 91 28 25 229 185 305 331 279 194 323 275 240 227 301 900mb Speed(kt): 18 25 9 7 7 4 5 5 3 0 3 2 4 2 4 850mb GPH (m): 1489 1490 1475 1468 1463 1472 1469 1473 1476 1491 1498 1508 1513 1524 1525 850mb Temp (C): 15.9 16.0 16.9 17.0 15.3 13.8 13.6 12.5 11.7 12.2 13.1 13.3 12.2 11.7 11.0 850mb Dewpt(C): -0.4 -1.3 -0.5 1.3 -4.8 -2.6 1.3 0.4 2.0 3.4 3.4 -0.7 0.5 -1.0 -4.3 850mb RH (%): 32 30 30 34 24 31 42 43 51 54 51 38 44 41 33 850mb Dir: 90 81 43 13 347 346 353 9 12 43 348 343 324 262 257 850mb Speed(kt): 18 18 10 6 10 8 16 17 9 4 3 8 9 8 11 800mb GPH (m): 1999 2000 1987 1980 1972 1981 1977 1981 1982 1997 2005 2015 2018 2029 2028 800mb Temp (C): 12.4 12.0 12.9 12.5 11.5 11.4 11.2 11.3 10.1 9.8 10.2 10.5 9.5 9.2 9.1 800mb Dewpt(C): -6.1 -3.9 -4.3 -1.2 -5.2 -8.5 -1.9 0.4 -0.5 0.0 -0.6 -4.1 -2.4 -2.7 -14.1 800mb RH (%): 27 32 29 38 30 24 39 47 47 50 47 35 43 43 18 800mb Dir: 91 65 53 357 1 346 4 27 17 24 357 348 308 265 250 800mb Speed(kt): 14 12 10 5 7 7 12 14 6 4 5 9 8 9 14 750mb GPH (m): 2535 2536 2524 2516 2506 2515 2512 2515 2514 2529 2537 2548 2549 2559 2559 750mb Temp (C): 7.5 7.4 8.4 8.0 6.9 6.8 7.2 6.9 5.5 6.0 6.8 6.8 6.3 5.9 6.5 750mb Dewpt(C): -4.3 -7.1 -7.3 -9.1 -7.6 -2.9 -4.6 -1.2 -0.6 -6.5 -8.8 -7.2 -8.1 -9.2 -20.7 750mb RH (%): 42 35 32 28 34 50 43 56 64 40 32 36 35 33 12 750mb Dir: 91 52 57 353 9 346 3 31 10 17 1 352 295 272 255 750mb Speed(kt): 7 11 9 5 5 5 10 11 6 7 8 8 8 10 14 700mb GPH (m): 3098 3098 3088 3080 3067 3076 3074 3077 3074 3089 3099 3110 3111 3121 3122 700mb Temp (C): 2.5 2.6 3.5 3.5 2.4 1.9 2.9 2.8 1.9 2.3 2.9 3.1 3.0 3.3 3.6 700mb Dewpt(C): -7.4 -9.4 -11.0 -14.8 -14.8 -7.6 -7.9 -11.3 -10.0 -11.8 -12.4 -10.5 -12.6 -16.2 -17.2 700mb RH (%): 48 41 34 25 27 49 45 35 41 34 32 36 31 22 20 700mb Dir: 106 62 54 346 26 1 16 27 14 13 3 356 292 284 270 700mb Speed(kt): 7 10 7 6 5 2 10 12 9 9 11 10 10 10 14 650mb GPH (m): 3691 3692 3683 3675 3661 3669 3670 3672 3668 3683 3694 3707 3707 3717 3718 650mb Temp (C): -3.0 -2.7 -1.6 -1.3 -1.5 -1.8 -0.7 -0.9 -1.2 -1.5 -1.1 0.4 -0.1 -0.1 -0.2 650mb Dewpt(C): -9.0 -11.5 -13.0 -19.0 -20.4 -12.3 -14.9 -20.8 -17.1 -14.7 -14.5 -17.8 -16.8 -17.9 -19.5 650mb RH (%): 63 51 41 25 22 44 33 21 29 36 35 24 27 25 22 650mb Dir: 114 84 49 346 23 21 17 15 19 10 0 360 299 292 275 650mb Speed(kt): 8 9 4 4 6 7 7 14 13 12 15 13 10 13 16 600mb GPH (m): 4318 4320 4314 4307 4292 4300 4303 4305 4300 4315 4328 4344 4343 4352 4353 600mb Temp (C): -8.2 -7.2 -6.2 -5.5 -5.6 -5.5 -5.1 -4.6 -5.1 -5.2 -4.1 -2.7 -3.1 -3.6 -4.3 600mb Dewpt(C): -11.5 -14.6 -17.9 -24.2 -21.6 -21.5 -22.9 -22.3 -20.9 -17.8 -22.9 -22.9 -21.1 -23.7 -22.3 600mb RH (%): 77 56 39 22 28 27 24 24 28 37 22 20 24 20 23 600mb Dir: 105 98 32 34 20 36 12 10 21 10 1 3 315 282 277 600mb Speed(kt): 10 8 4 6 10 11 8 16 16 16 18 16 10 15 18 550mb GPH (m): 4989 4992 4989 4985 4969 4976 4981 4985 4978 4993 5010 5027 5025 5033 5033 550mb Temp (C): -12.2 -11.3 -10.5 -9.0 -9.7 -10.2 -9.1 -8.8 -9.7 -9.1 -7.6 -7.5 -8.0 -8.4 -8.4 550mb Dewpt(C): -17.3 -20.4 -27.0 -38.2 -23.3 -25.6 -26.0 -27.5 -22.8 -25.9 -25.8 -26.4 -25.0 -26.1 -27.0 550mb RH (%): 66 47 25 8 33 28 24 21 34 25 22 21 25 23 21 550mb Dir: 114 75 42 34 23 43 24 3 20 15 7 359 326 277 280 550mb Speed(kt): 9 8 6 12 13 14 8 18 18 19 21 18 13 16 21 500mb GPH (m): 5710 5715 5714 5714 5696 5703 5711 5715 5707 5724 5743 5759 5757 5764 5764 500mb Temp (C): -16.7 -16.5 -15.5 -14.3 -14.7 -14.5 -13.5 -13.8 -13.9 -13.2 -12.9 -13.3 -13.7 -13.4 -13.4 500mb Dewpt(C): -23.8 -28.2 -42.1 -35.0 -31.1 -35.4 -37.5 -28.6 -30.3 -34.4 -30.0 -31.5 -29.9 -30.1 -34.0 500mb RH (%): 55 36 9 16 24 16 12 28 24 16 23 21 25 24 17 500mb Dir: 99 69 48 27 20 42 43 0 17 21 10 353 317 284 282 500mb Speed(kt): 6 11 11 13 15 18 10 20 24 24 22 21 17 19 25 450mb GPH (m): 6492 6498 6501 6502 6485 6492 6502 6506 6499 6517 6536 6551 6548 6555 6556 450mb Temp (C): -22.7 -22.4 -20.8 -20.9 -20.3 -20.3 -19.6 -19.3 -18.9 -19.4 -19.3 -19.4 -19.6 -19.9 -19.5 450mb Dewpt(C): -32.0 -39.3 -47.5 -39.0 -42.8 -30.9 -39.4 -32.3 -38.8 -34.4 -34.5 -36.8 -37.1 -33.6 -40.0 450mb RH (%): 43 21 8 19 12 39 16 31 16 26 26 21 20 29 15 450mb Dir: 62 72 66 30 33 39 34 14 13 17 7 356 315 291 284 450mb Speed(kt): 7 12 17 11 18 21 17 23 27 28 25 23 22 22 26 400mb GPH (m): 7343 7350 7357 7358 7345 7353 7364 7371 7363 7378 7397 7413 7410 7417 7419 400mb Temp (C): -29.7 -29.4 -28.2 -28.2 -27.2 -26.9 -26.3 -25.2 -25.6 -26.8 -26.6 -26.4 -26.6 -26.4 -25.9 400mb Dewpt(C): -40.0 -50.8 -46.6 -45.6 -46.8 -35.3 -41.5 -46.5 -44.2 -36.9 -37.7 -39.7 -39.0 -40.1 -41.8 400mb RH (%): 38 12 17 18 15 46 24 13 17 39 35 29 31 27 22 400mb Dir: 64 70 68 40 43 39 27 29 14 4 8 352 313 297 291 400mb Speed(kt): 8 18 19 14 22 24 25 27 28 29 28 26 22 24 31 350mb GPH (m): 8277 8286 8297 8299 8290 8299 8314 8324 8315 8326 8347 8362 8358 8365 8371 350mb Temp (C): -38.1 -37.1 -36.5 -36.0 -34.8 -34.7 -33.7 -32.8 -33.2 -34.1 -33.7 -34.0 -33.7 -34.2 -32.6 350mb Dewpt(C): -47.2 -56.0 -49.9 -50.4 -45.6 -45.5 -42.7 -52.7 -47.2 -46.3 -46.4 -48.1 -47.3 -46.7 -44.0 350mb RH (%): 40 14 25 23 34 34 41 13 25 29 28 24 26 28 33 350mb Dir: 51 70 57 45 43 36 25 25 12 359 2 348 321 301 315 350mb Speed(kt): 9 30 23 21 32 29 38 32 28 30 29 25 23 28 33 300mb GPH (m): 9317 9330 9344 9349 9348 9359 9373 9389 9377 9387 9409 9424 9422 9426 9437 300mb Temp (C): -47.5 -46.7 -45.7 -44.8 -43.0 -42.4 -42.9 -41.9 -42.0 -42.0 -41.9 -41.5 -41.4 -42.0 -41.3 300mb Dewpt(C): -54.4 -57.4 -58.7 -62.0 -54.2 -54.6 -52.1 -54.4 -50.8 -53.6 -53.1 -56.0 -52.9 -61.1 -56.8 300mb RH (%): 47 30 23 14 30 27 37 26 39 29 30 21 30 12 19 300mb Dir: 35 71 50 47 40 36 30 28 12 5 2 347 316 290 338 300mb Speed(kt): 9 37 24 35 35 35 42 35 32 36 31 26 28 34 39 250mb GPH (m): 10496 10512 10530 10545 10549 10562 10578 10596 10585 10596 10619 10638 10634 10633 10648 250mb Temp (C): -55.6 -56.1 -56.0 -53.7 -52.9 -52.7 -52.0 -51.8 -51.3 -50.7 -50.5 -49.9 -50.4 -51.8 -51.1 250mb Dewpt(C): -64.5 -63.8 -66.2 -66.4 -62.1 -57.8 -61.1 -61.3 -58.9 -62.7 -62.0 -62.6 -59.9 -63.8 -55.9 250mb RH (%): 35 40 29 22 34 55 35 34 42 25 26 23 34 25 58 250mb Dir: 62 76 42 46 49 39 38 27 13 5 357 345 318 286 332 250mb Speed(kt): 30 33 29 42 45 45 46 42 41 42 36 33 31 41 50 200mb GPH (m): 11896 11905 11921 11945 11954 11968 11991 12010 12003 12017 12040 12060 12053 12048 12054 200mb Temp (C): -60.1 -62.2 -61.6 -61.5 -62.0 -62.0 -60.8 -60.2 -60.0 -60.2 -60.3 -60.0 -61.0 -60.1 -63.3 200mb Dewpt(C): -73.6 -73.0 -72.8 -69.1 -68.0 -67.1 -68.6 -66.0 -69.9 -69.8 -67.6 -67.1 -65.6 -69.8 -66.5 200mb RH (%): 18 25 24 39 47 53 38 49 29 30 41 41 57 30 66 200mb Dir: 50 36 50 47 41 31 27 31 15 9 1 336 316 279 334 200mb Speed(kt): 26 33 37 58 71 60 56 56 53 48 40 36 38 48 54 150mb GPH (m): 13698 13703 13719 13730 13726 13745 13766 13779 13763 13782 13800 13817 13808 13813 13814 150mb Temp (C): -57.9 -57.7 -58.3 -60.3 -61.3 -62.6 -62.3 -64.9 -66.4 -66.1 -66.4 -67.0 -66.6 -64.9 -63.2 150mb Dewpt(C): -86.6 -84.1 -84.5 -84.3 -80.4 -80.6 -79.5 -80.0 -79.1 -78.1 -77.1 -76.9 -78.2 -78.5 -79.1 150mb RH (%): 2 3 3 4 8 9 10 13 18 20 24 27 21 16 12 150mb Dir: 15 21 30 24 26 41 43 28 17 7 2 337 317 291 303 150mb Speed(kt): 21 23 28 31 35 43 27 23 33 39 36 27 33 33 35 100mb GPH (m): 16243 16246 16258 16263 16248 16253 16261 16257 16241 16262 16269 16285 16281 16299 16313 100mb Temp (C): -59.0 -59.0 -59.2 -59.5 -60.8 -60.6 -61.6 -62.8 -62.4 -63.8 -63.7 -63.6 -63.7 -63.1 -62.0 100mb Dewpt(C): -92.0 -87.7 -87.8 -92.5 -89.0 -92.4 -89.6 -86.1 -87.9 -87.0 -86.8 -86.8 -86.9 -88.2 -89.9 100mb RH (%): 1 2 2 1 2 1 2 4 3 4 4 4 4 3 2 100mb Dir: 343 359 346 354 356 350 346 7 10 358 359 356 340 326 312 100mb Speed(kt): 14 16 16 14 17 15 21 28 16 19 28 20 23 16 15