Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z APR 27, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 985.7 988.9 990.9 993.7 993.3 995.6 997.3 999.7 998.6 999.4 999.0 997.8 994.4 994.3 993.5 Mean SLP (mb): 1009.6 1013.5 1015.7 1018.5 1017.7 1020.3 1022.3 1024.7 1023.3 1024.4 1024.2 1022.6 1018.5 1018.7 1018.1 2m agl Tmp (F): 65.9 49.4 46.3 47.2 57.0 50.4 45.8 47.0 52.6 46.6 42.5 52.8 65.0 56.3 50.8 2m agl Dewpt(F): 38.1 45.2 43.7 45.2 43.8 43.7 41.5 41.0 41.0 37.9 39.4 42.4 48.1 45.5 40.0 2m agl RH (%): 35 85 90 93 61 77 85 79 64 71 88 67 53 66 66 10m agl Dir: 292 290 244 213 262 309 289 248 298 307 282 340 323 19 52 10m agl Spd(kt): 7 4 2 4 5 5 3 2 6 4 2 3 6 3 4 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 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 0.02 0.02 0.02 0.02 0.02 0.02 0.02 Sfc CAPE (J/kg): 130.3 3.5 11.6 39.1 8.4 2.5 1.4 12.4 13.4 0.0 0.0 0.5 0.0 0.0 0.0 Sfc CINH (J/kg): -1.7 -10.5 0.0 -0.3 0.0 0.0 -1.3 0.0 0.0 0.0 -1.5 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 20.2 30.7 90.1 50.0 20.4 51.5 46.4 34.4 20.6 21.4 37.0 23.0 39.1 5.4 25.5 Precip H20 (in): 0.41 0.46 0.43 0.48 0.54 0.57 0.48 0.48 0.51 0.47 0.44 0.37 0.44 0.40 0.31 Lifted Index(C): 1.1 3.6 8.3 7.0 4.2 6.3 10.9 12.5 12.2 14.9 16.1 13.7 6.1 7.5 9.2 700mb VV(-ub/s): 1.0 0.6 -1.8 0.3 -2.6 -0.7 -1.3 0.5 -1.1 0.4 -2.0 -2.2 -1.0 0.1 -1.3 Thk1000-500mb(m)5433.6 5424.0 5414.5 5406.5 5438.2 5440.2 5435.5 5436.3 5459.9 5471.1 5478.9 5505.4 5546.0 5551.7 5539.8 Thk1000-850mb(m)1359.7 1340.4 1326.9 1320.0 1335.9 1328.3 1317.7 1313.9 1325.5 1319.4 1316.1 1331.0 1359.0 1363.0 1359.3 Thk850-700mb(m):1546.5 1545.4 1544.2 1544.0 1548.9 1550.9 1550.7 1548.9 1550.8 1552.2 1557.1 1563.8 1571.8 1572.6 1570.7 SWEAT Index: 84.2 34.6 50.8 41.2 36.6 39.6 45.6 39.7 44.4 43.1 47.9 57.3 57.8 63.7 56.5 Total Totals Idx 51.6 43.8 34.9 41.4 45.2 44.1 36.1 33.8 31.3 26.3 21.5 17.6 26.0 34.3 26.5 Frz Hgt(ft amsl) 6865 6791 6719 6776 7108 7579 4709 4157 4841 7597 8033 8642 9632 9363 9279 0WetBlbHgt(amsl) 5278 5035 4143 4139 4925 5371 4453 4015 4370 4029 3686 3984 5053 5840 5038 Equil Prs (mb): 455 989 991 881 993 996 997 846 842 999 999 998 994 994 994 Equil Hgt(amsl): 20296 26 26 3879 26 26 26 5083 5230 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: 48.6 39.4 35.7 19.0 33.0 20.6 22.5 18.9 23.2 39.5 21.4 46.5 45.0 42.6 48.2 Showalter Index: 2.3 6.3 10.3 7.9 6.3 6.6 11.6 13.2 14.1 16.0 17.3 16.5 13.4 10.3 13.4 Cap Strength(C): 0.0 -999.9 4.5 3.3 -999.9 -999.9 -999.9 5.8 4.4 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 11 13 360 346 344 346 331 318 337 5 28 61 63 85 103 Storm Spd (kts): 7 8 10 8 8 7 9 8 10 9 10 11 10 11 9 2m HeatIndex(F): 66 49 46 47 57 50 46 47 53 47 43 53 65 56 51 2m WindChill(F): 66 49 46 47 57 50 46 47 53 47 43 53 65 56 51 1000mb GPH (m): 81 111 128 152 148 167 182 201 192 199 196 186 157 156 150 950mb GPH (m): 517 536 550 573 576 591 602 621 617 620 615 609 591 589 582 950mb Temp (C): 14.9 6.7 4.8 4.3 9.1 6.2 4.4 3.8 6.9 4.8 3.5 5.9 13.3 14.3 14.4 950mb Dewpt(C): 0.6 6.5 4.6 4.2 4.8 4.9 2.7 2.5 3.8 3.1 2.7 3.9 7.0 5.4 2.4 950mb RH (%): 37 99 98 99 74 91 88 91 80 89 94 87 65 54 44 950mb Dir: 302 317 229 212 267 321 306 284 303 335 358 7 332 68 81 950mb Speed(kt): 7 9 3 7 5 9 6 3 7 9 3 3 7 10 13 900mb GPH (m): 970 982 989 1011 1020 1033 1040 1058 1058 1059 1051 1050 1043 1044 1036 900mb Temp (C): 10.2 8.6 4.6 1.2 4.6 4.1 2.5 1.3 2.7 2.3 1.3 5.5 9.7 12.3 11.2 900mb Dewpt(C): -0.9 0.9 -0.6 1.0 3.7 3.8 2.1 1.0 1.5 0.0 -0.2 -5.1 4.2 1.5 -2.3 900mb RH (%): 46 58 69 98 93 98 97 98 91 84 89 46 68 47 38 900mb Dir: 306 340 247 219 274 286 230 256 312 0 6 88 3 93 95 900mb Speed(kt): 8 8 8 4 5 3 9 7 7 6 1 11 7 18 19 850mb GPH (m): 1441 1452 1455 1472 1484 1496 1499 1515 1518 1518 1512 1517 1516 1519 1509 850mb Temp (C): 5.7 5.4 4.4 3.8 2.3 1.5 -0.4 -1.6 -0.3 1.5 2.8 5.7 8.1 8.4 7.9 850mb Dewpt(C): -3.6 -6.1 -12.4 -7.8 -2.7 0.2 -1.6 -2.5 -2.9 -8.3 -13.3 -20.1 -14.1 -5.2 -13.2 850mb RH (%): 51 43 28 42 70 91 91 93 82 48 29 14 19 37 21 850mb Dir: 314 314 280 253 279 232 232 244 317 305 353 103 84 89 102 850mb Speed(kt): 8 8 11 11 11 9 12 9 8 6 5 11 16 21 20 800mb GPH (m): 1932 1943 1945 1961 1973 1984 1987 2002 2004 2007 2002 2010 2012 2016 2006 800mb Temp (C): 1.4 1.1 0.9 0.8 1.3 1.6 2.0 1.8 2.2 2.1 2.6 3.8 5.1 5.4 5.0 800mb Dewpt(C): -10.0 -8.5 -14.0 -15.1 -11.8 -7.6 -11.7 -18.7 -42.8 -24.7 -21.8 -20.1 -17.6 -17.8 -20.6 800mb RH (%): 42 49 32 29 37 50 35 20 2 12 15 16 18 17 14 800mb Dir: 329 323 290 268 255 264 287 264 277 310 357 84 93 87 113 800mb Speed(kt): 8 9 12 11 11 11 11 11 10 8 4 9 15 19 13 750mb GPH (m): 2447 2457 2459 2475 2489 2501 2504 2518 2521 2524 2520 2531 2535 2539 2528 750mb Temp (C): -3.1 -3.5 -3.5 -3.2 -2.2 -0.9 -1.0 -1.3 -0.5 -1.4 -0.4 0.4 1.8 2.0 1.9 750mb Dewpt(C): -14.1 -13.9 -15.5 -17.0 -15.3 -12.1 -14.0 -23.4 -37.6 -12.0 -9.3 -12.8 -12.8 -20.4 -23.6 750mb RH (%): 43 44 39 34 36 43 37 17 4 44 51 36 33 17 13 750mb Dir: 343 332 305 289 282 293 283 268 273 290 33 68 83 91 108 750mb Speed(kt): 7 9 12 8 7 8 11 12 10 7 6 10 12 12 7 700mb GPH (m): 2987 2997 3000 3016 3033 3047 3050 3064 3069 3071 3069 3081 3087 3091 3080 700mb Temp (C): -7.9 -7.3 -7.5 -7.6 -6.0 -5.4 -4.7 -4.4 -4.3 -3.8 -2.7 -1.8 -0.7 -1.5 -1.6 700mb Dewpt(C): -18.1 -25.2 -16.0 -13.5 -12.9 -13.5 -17.8 -29.1 -10.7 -11.4 -13.7 -12.6 -15.2 -17.2 -20.0 700mb RH (%): 44 23 51 63 58 53 35 13 61 56 43 43 32 29 23 700mb Dir: 10 343 341 305 331 317 295 274 282 283 15 48 55 73 95 700mb Speed(kt): 5 7 10 7 9 10 11 12 12 7 10 12 9 7 7 650mb GPH (m): 3557 3570 3571 3588 3608 3624 3629 3643 3649 3654 3654 3668 3676 3679 3666 650mb Temp (C): -12.5 -10.9 -11.9 -11.1 -9.8 -8.3 -8.3 -8.0 -8.3 -5.6 -4.9 -3.5 -3.0 -2.9 -3.6 650mb Dewpt(C): -25.3 -31.6 -19.3 -18.8 -14.2 -17.1 -26.8 -28.5 -8.6 -16.6 -16.4 -22.6 -36.8 -39.5 -37.4 650mb RH (%): 34 17 55 53 71 49 21 18 98 42 40 22 6 4 6 650mb Dir: 3 356 356 341 341 345 304 284 288 321 360 32 26 34 73 650mb Speed(kt): 8 10 13 10 12 8 14 12 14 10 17 17 13 11 7 600mb GPH (m): 4165 4179 4179 4197 4222 4241 4245 4260 4266 4277 4279 4296 4305 4309 4294 600mb Temp (C): -15.3 -15.3 -14.4 -14.3 -13.1 -11.9 -12.2 -11.1 -10.0 -8.3 -7.4 -6.8 -6.2 -6.0 -6.5 600mb Dewpt(C): -29.6 -24.6 -30.7 -25.3 -18.9 -24.9 -33.7 -29.4 -17.6 -19.5 -27.3 -41.4 -45.0 -48.4 -49.5 600mb RH (%): 29 45 24 40 62 34 15 21 54 40 19 5 3 2 2 600mb Dir: 343 358 349 357 343 333 312 298 311 349 360 21 18 24 38 600mb Speed(kt): 11 11 18 14 17 11 15 13 16 18 23 23 15 14 8 550mb GPH (m): 4815 4831 4835 4852 4880 4900 4905 4923 4933 4948 4951 4968 4979 4983 4967 550mb Temp (C): -19.9 -18.7 -17.3 -17.6 -16.9 -17.0 -15.8 -15.1 -13.2 -12.0 -11.4 -11.4 -10.8 -10.6 -11.4 550mb Dewpt(C): -26.9 -32.9 -37.8 -26.1 -24.9 -31.6 -40.1 -19.6 -25.0 -24.6 -44.2 -46.7 -48.8 -47.8 -46.6 550mb RH (%): 55 28 16 48 51 28 11 69 37 35 5 4 3 3 4 550mb Dir: 7 356 351 359 339 332 322 309 325 349 358 12 15 7 10 550mb Speed(kt): 12 17 24 19 16 14 17 17 22 27 30 28 19 17 11 500mb GPH (m): 5515 5535 5543 5558 5586 5608 5617 5638 5652 5670 5675 5691 5703 5708 5690 500mb Temp (C): -24.7 -22.3 -21.4 -22.7 -22.8 -21.2 -19.1 -18.9 -17.2 -16.6 -16.1 -16.0 -16.0 -15.5 -15.9 500mb Dewpt(C): -31.0 -40.4 -36.2 -27.4 -32.4 -46.9 -32.6 -21.0 -32.5 -35.6 -57.7 -41.4 -47.6 -50.2 -52.9 500mb RH (%): 57 18 26 67 42 9 30 84 26 18 2 10 5 4 3 500mb Dir: 353 356 347 351 345 339 340 320 328 347 352 1 11 3 347 500mb Speed(kt): 17 18 28 19 14 19 22 23 28 32 37 36 26 22 16 450mb GPH (m): 6273 6302 6311 6321 6352 6376 6393 6417 6434 6452 6459 6475 6487 6493 6474 450mb Temp (C): -29.4 -26.5 -27.1 -27.6 -26.5 -26.1 -23.5 -22.4 -22.1 -22.2 -21.9 -21.9 -21.8 -21.2 -21.7 450mb Dewpt(C): -39.4 -44.9 -37.5 -39.3 -54.2 -46.8 -32.6 -28.8 -44.0 -54.9 -48.4 -43.7 -54.1 -55.6 -48.0 450mb RH (%): 39 17 38 33 6 13 44 57 13 4 8 13 4 3 8 450mb Dir: 3 8 348 337 342 345 344 334 331 346 348 357 8 357 332 450mb Speed(kt): 27 33 28 21 19 24 28 31 34 37 40 43 37 28 21 400mb GPH (m): 7105 7143 7149 7157 7192 7219 7245 7271 7289 7306 7311 7329 7343 7349 7329 400mb Temp (C): -34.3 -32.1 -32.5 -33.9 -32.7 -30.7 -28.5 -28.6 -27.9 -28.8 -29.5 -29.0 -28.1 -28.1 -28.0 400mb Dewpt(C): -45.5 -51.9 -43.4 -44.3 -53.6 -52.6 -41.1 -36.0 -53.5 -55.6 -42.9 -52.8 -52.2 -49.2 -48.2 400mb RH (%): 32 13 34 36 12 11 30 50 8 7 28 9 9 12 14 400mb Dir: 8 8 344 343 343 3 347 334 337 349 348 356 356 355 335 400mb Speed(kt): 38 49 35 17 17 33 31 36 42 43 41 52 44 33 22 350mb GPH (m): 8027 8072 8076 8078 8119 8155 8187 8212 8230 8244 8248 8265 8284 8293 8272 350mb Temp (C): -40.2 -38.8 -39.6 -40.5 -39.2 -37.4 -35.5 -35.3 -35.7 -36.9 -37.5 -37.0 -35.6 -35.2 -35.7 350mb Dewpt(C): -51.1 -56.4 -52.4 -59.2 -60.3 -47.7 -39.1 -48.8 -53.3 -55.4 -54.0 -65.2 -60.2 -50.6 -51.9 350mb RH (%): 32 15 26 13 10 35 70 26 16 14 18 4 7 21 19 350mb Dir: 10 7 335 346 354 15 354 335 336 354 350 347 351 353 353 350mb Speed(kt): 55 57 34 12 18 47 38 46 52 48 45 50 52 38 22 300mb GPH (m): 9061 9111 9113 9112 9156 9201 9240 9265 9279 9288 9292 9312 9335 9345 9323 300mb Temp (C): -47.2 -46.7 -47.0 -47.7 -47.3 -45.5 -43.7 -44.5 -45.7 -46.2 -45.7 -45.3 -44.7 -44.3 -44.8 300mb Dewpt(C): -58.4 -60.2 -62.5 -62.3 -62.2 -56.2 -48.1 -60.5 -53.7 -58.9 -60.2 -64.2 -61.3 -59.0 -52.4 300mb RH (%): 29 22 17 19 18 31 63 17 42 24 20 12 16 20 44 300mb Dir: 9 5 331 357 348 12 356 339 335 348 353 355 350 353 330 300mb Speed(kt): 69 60 35 10 21 60 50 51 49 51 54 63 56 41 24 250mb GPH (m): 10246 10296 10296 10292 10340 10392 10439 10459 10469 10479 10486 10506 10531 10543 10516 250mb Temp (C): -54.7 -55.6 -55.5 -55.3 -54.7 -53.6 -53.3 -54.0 -53.7 -53.1 -52.6 -53.1 -52.9 -52.9 -54.3 250mb Dewpt(C): -66.6 -67.1 -66.4 -66.5 -67.9 -60.3 -59.7 -61.1 -63.3 -66.4 -66.5 -65.6 -63.8 -62.0 -58.0 250mb RH (%): 24 25 27 26 20 46 48 44 32 21 19 23 28 35 66 250mb Dir: 12 8 326 343 359 13 355 342 340 344 349 348 343 339 317 250mb Speed(kt): 76 61 34 9 22 65 66 60 62 67 81 76 62 48 31 200mb GPH (m): 11670 11698 11693 11701 11751 11804 11844 11865 11882 11896 11903 11917 11943 11949 11911 200mb Temp (C): -52.2 -57.6 -60.0 -57.7 -57.7 -58.4 -60.7 -59.7 -58.2 -57.7 -59.0 -60.0 -60.8 -62.3 -64.2 200mb Dewpt(C): -78.9 -73.6 -72.4 -74.0 -72.8 -71.4 -64.6 -69.4 -73.3 -74.2 -72.2 -71.2 -70.2 -69.1 -67.3 200mb RH (%): 3 13 21 13 15 20 62 30 15 12 19 24 31 43 68 200mb Dir: 355 9 338 349 6 11 0 337 332 345 350 342 336 328 302 200mb Speed(kt): 38 32 17 16 21 51 57 47 55 64 60 70 69 53 38 150mb GPH (m): 13525 13537 13533 13544 13581 13618 13635 13663 13699 13712 13709 13719 13731 13726 13689 150mb Temp (C): -52.7 -53.4 -52.5 -52.5 -54.5 -56.4 -58.4 -58.7 -57.9 -56.2 -57.6 -58.6 -59.1 -60.0 -57.4 150mb Dewpt(C): -87.5 -88.0 -87.2 -87.4 -89.0 -85.7 -84.7 -79.8 -84.1 -82.9 -83.8 -84.5 -84.9 -83.5 -83.8 150mb RH (%): 1 1 1 1 1 2 3 6 3 3 3 3 3 4 3 150mb Dir: 348 357 311 338 354 358 349 346 333 318 325 329 324 311 295 150mb Speed(kt): 10 12 5 9 14 20 23 31 27 26 40 41 41 34 32 100mb GPH (m): 16123 16136 16127 16140 16168 16187 16190 16209 16239 16252 16248 16256 16270 16268 16238 100mb Temp (C): -55.3 -55.0 -55.3 -56.0 -56.3 -57.0 -58.1 -58.3 -59.3 -59.6 -60.2 -60.3 -60.0 -60.7 -60.6 100mb Dewpt(C): -89.4 -89.1 -89.4 -89.9 -90.1 -90.6 -91.3 -91.4 -92.2 -92.4 -92.2 -88.6 -88.4 -89.0 -93.0 100mb RH (%): 1 1 1 1 1 1 1 1 1 1 1 2 2 2 1 100mb Dir: 300 313 312 76 338 312 301 293 305 302 311 323 303 304 289 100mb Speed(kt): 8 1 5 1 3 5 7 10 13 13 19 16 16 18 17