Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z APR 29, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 998.4 999.1 999.4 999.0 996.3 996.3 995.3 994.6 991.5 991.4 990.7 991.2 989.8 990.9 990.5 Mean SLP (mb): 1023.0 1024.0 1024.4 1023.7 1020.4 1020.6 1019.8 1018.4 1015.1 1015.3 1014.9 1015.2 1013.7 1015.3 1015.1 2m agl Tmp (F): 58.0 48.2 43.1 54.5 66.6 58.5 54.2 70.0 75.5 66.8 59.1 69.0 69.2 53.1 49.9 2m agl Dewpt(F): 43.8 41.3 42.2 45.0 49.5 47.2 38.6 48.2 45.8 42.7 39.4 51.3 56.2 48.8 48.6 2m agl RH (%): 58 77 97 70 53 65 55 45 34 41 47 52 62 85 95 10m agl Dir: 299 316 43 345 335 35 61 89 71 64 63 90 295 278 248 10m agl Spd(kt): 5 4 1 2 5 4 6 10 7 6 5 2 7 4 3 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 0.01 0.02 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 0.01 0.03 Sfc CAPE (J/kg): 48.6 0.6 0.0 0.0 0.8 0.0 0.0 0.0 0.0 0.0 0.0 10.4 835.1 0.0 1.6 Sfc CINH (J/kg): 0.0 -0.1 -0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -28.4 -33.7 0.0 -3.8 0-3km Hel(J/kg): 23.2 10.1 49.0 9.2 28.5 -4.5 66.4 46.2 -5.4 68.7 71.4 62.2 169.9 127.2 147.9 Precip H20 (in): 0.58 0.59 0.55 0.49 0.55 0.48 0.35 0.45 0.39 0.37 0.38 0.67 0.96 1.00 0.90 Lifted Index(C): 9.8 12.8 12.1 11.5 4.7 6.3 9.0 4.1 3.1 5.6 5.5 2.4 -3.1 -3.1 0.2 700mb VV(-ub/s): 0.8 -1.7 -1.3 -3.3 -2.4 -0.9 -1.1 -2.1 -0.9 0.0 0.9 0.4 4.1 3.0 5.8 Thk1000-500mb(m)5456.7 5465.0 5472.4 5493.2 5532.8 5544.1 5545.1 5553.9 5583.7 5582.5 5568.8 5556.1 5554.7 5536.2 5523.8 Thk1000-850mb(m)1332.4 1325.0 1321.8 1333.8 1361.3 1366.2 1364.0 1371.1 1385.8 1380.9 1374.2 1373.8 1376.1 1360.9 1353.5 Thk850-700mb(m):1545.2 1546.9 1551.4 1558.1 1567.2 1571.2 1574.1 1577.9 1583.9 1584.5 1583.5 1583.6 1587.7 1588.6 1583.5 SWEAT Index: 36.5 46.7 50.9 69.5 53.6 60.4 57.6 47.2 26.9 56.8 39.6 42.6 187.5 231.8 102.7 Total Totals Idx 34.1 32.3 32.9 32.2 35.0 38.4 26.9 36.6 38.9 39.5 36.5 44.8 53.6 55.7 51.5 Frz Hgt(ft amsl) 5330 5764 7363 8179 8779 9269 9611 9857 10168 10156 9865 9498 9761 9882 9444 0WetBlbHgt(amsl) 4879 4757 4701 5013 5768 6373 5539 6477 6561 6512 6492 8729 8623 9197 8388 Equil Prs (mb): 776 999 999 999 678 996 995 995 992 991 991 353 243 991 991 Equil Hgt(amsl): 7396 26 26 26 10987 26 26 26 26 26 26 26884 34837 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 0.52 0.32 0.14 Conv Wind Gust: 30.2 23.7 23.8 38.4 44.9 45.1 50.0 50.6 54.6 52.8 50.9 46.5 48.3 43.4 42.1 Showalter Index: 12.2 13.1 12.8 12.4 10.2 8.1 12.3 8.9 7.2 7.0 8.3 4.2 -1.3 -2.4 0.6 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 0.7 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 1.0 -999.9 -999.9 Storm Dir (deg): 335 7 25 61 71 96 112 121 117 144 181 203 226 206 152 Storm Spd (kts): 9 10 11 11 10 10 10 9 6 9 8 9 9 9 9 2m HeatIndex(F): 58 48 43 55 67 58 54 70 75 67 59 69 69 53 50 2m WindChill(F): 58 48 43 55 67 58 54 70 75 67 59 69 69 53 50 1000mb GPH (m): 191 197 198 196 173 172 164 157 130 130 125 128 117 127 125 950mb GPH (m): 618 620 619 620 608 607 598 596 574 570 562 567 557 555 550 950mb Temp (C): 8.5 6.1 5.2 6.5 14.1 15.4 14.8 15.9 19.7 19.0 17.3 15.8 16.5 11.4 8.9 950mb Dewpt(C): 4.6 4.4 4.3 5.3 7.6 4.1 1.7 6.1 4.2 0.7 3.3 7.9 11.8 9.8 8.5 950mb RH (%): 76 89 93 92 64 46 40 51 35 28 38 59 73 90 97 950mb Dir: 303 338 9 7 342 74 89 91 76 91 97 93 299 332 334 950mb Speed(kt): 5 12 3 3 6 12 22 17 10 20 14 3 9 7 4 900mb GPH (m): 1061 1060 1059 1063 1061 1063 1052 1052 1035 1031 1020 1023 1014 1010 1001 900mb Temp (C): 4.2 3.3 3.1 6.0 9.8 12.7 12.3 12.7 15.4 15.5 14.4 13.7 13.0 12.8 11.8 900mb Dewpt(C): 3.5 1.1 0.8 0.9 5.5 -0.3 -7.4 0.2 0.9 -1.0 -0.4 3.0 9.6 9.8 7.2 900mb RH (%): 95 85 85 69 74 40 24 42 37 32 35 48 80 82 73 900mb Dir: 299 345 354 81 13 92 100 98 76 102 124 102 316 54 20 900mb Speed(kt): 5 10 3 12 6 19 26 25 12 21 12 9 7 3 6 850mb GPH (m): 1523 1522 1520 1529 1534 1538 1528 1528 1516 1511 1499 1502 1493 1488 1478 850mb Temp (C): 0.5 0.6 1.3 4.3 7.6 8.5 9.5 9.7 11.7 11.7 11.4 11.0 11.0 10.5 10.5 850mb Dewpt(C): -1.1 -1.4 -2.7 -5.9 -5.3 -2.4 -15.1 -6.4 -6.3 -4.5 -8.3 -0.6 5.4 5.9 1.6 850mb RH (%): 89 87 74 47 39 46 16 31 27 31 24 44 68 73 54 850mb Dir: 261 325 9 90 76 91 111 111 83 102 148 114 69 97 77 850mb Speed(kt): 4 7 6 18 15 21 21 18 8 17 7 6 7 7 10 800mb GPH (m): 2007 2007 2007 2021 2030 2036 2026 2028 2018 2014 2002 2005 1996 1991 1980 800mb Temp (C): -1.9 -0.6 0.8 2.7 4.4 5.1 5.7 6.2 7.5 8.0 7.7 7.5 8.1 8.5 7.3 800mb Dewpt(C): -5.9 -6.1 -5.6 -14.6 -15.2 -9.3 -13.9 -9.9 -12.5 -14.0 -13.2 -5.7 0.0 2.2 -1.0 800mb RH (%): 74 66 62 27 23 34 23 30 22 19 21 38 56 64 55 800mb Dir: 287 334 34 82 93 91 117 113 99 112 169 154 144 115 102 800mb Speed(kt): 5 7 7 15 19 19 13 11 6 10 3 5 9 10 15 750mb GPH (m): 2520 2522 2524 2539 2551 2558 2550 2553 2544 2541 2528 2531 2525 2520 2507 750mb Temp (C): -0.9 -1.3 -1.0 -0.3 0.7 1.5 2.0 2.7 3.5 3.6 3.3 3.1 3.9 4.0 3.1 750mb Dewpt(C): -22.1 -7.8 -9.1 -10.7 -9.5 -14.3 -10.9 -13.3 -17.7 -15.9 -8.6 -1.8 -2.8 -1.3 -2.5 750mb RH (%): 19 61 54 45 47 30 38 30 19 22 41 70 61 69 67 750mb Dir: 274 316 18 63 101 100 108 106 107 154 190 199 170 131 121 750mb Speed(kt): 9 11 8 12 14 11 10 10 6 3 7 9 13 11 16 700mb GPH (m): 3068 3068 3072 3088 3101 3110 3102 3106 3100 3096 3083 3086 3080 3077 3062 700mb Temp (C): -3.3 -4.3 -3.6 -3.1 -2.2 -1.6 -0.9 -0.6 0.0 0.0 -0.5 -1.6 -0.9 -0.5 -1.5 700mb Dewpt(C): -14.9 -10.3 -11.4 -12.9 -12.9 -14.6 -19.0 -22.7 -24.3 -24.9 -20.3 -2.4 -3.8 -2.1 -4.8 700mb RH (%): 41 63 54 47 44 37 24 17 14 14 21 94 81 89 78 700mb Dir: 280 295 360 54 89 92 101 100 123 174 185 198 181 163 134 700mb Speed(kt): 10 8 12 13 12 10 10 9 5 5 10 17 16 11 15 650mb GPH (m): 3649 3649 3654 3672 3687 3697 3689 3693 3689 3686 3672 3672 3667 3664 3647 650mb Temp (C): -7.8 -7.0 -5.4 -5.0 -4.7 -4.1 -4.7 -4.4 -2.7 -2.7 -2.9 -5.1 -5.4 -5.2 -6.0 650mb Dewpt(C): -12.5 -13.1 -18.5 -19.1 -19.7 -26.5 -24.3 -25.8 -36.6 -37.6 -35.9 -15.7 -7.3 -6.2 -7.7 650mb RH (%): 69 62 35 32 30 16 20 17 6 5 6 43 86 93 88 650mb Dir: 289 321 352 25 51 72 73 100 127 165 172 196 189 189 134 650mb Speed(kt): 16 9 19 15 8 9 7 7 5 5 10 17 17 15 19 600mb GPH (m): 4267 4270 4279 4297 4312 4322 4314 4319 4319 4315 4299 4296 4290 4286 4269 600mb Temp (C): -11.4 -9.0 -8.1 -8.0 -8.0 -7.8 -7.6 -7.4 -6.9 -6.6 -7.1 -8.1 -9.9 -10.3 -10.0 600mb Dewpt(C): -15.8 -20.6 -24.2 -26.3 -25.8 -26.5 -35.5 -40.8 -37.0 -45.9 -42.5 -34.7 -18.4 -12.8 -11.8 600mb RH (%): 70 39 27 22 23 21 9 5 7 3 4 10 50 83 86 600mb Dir: 301 346 351 10 15 34 32 95 94 144 171 188 189 195 134 600mb Speed(kt): 19 17 28 19 11 11 8 5 9 8 10 16 18 21 21 550mb GPH (m): 4930 4940 4949 4967 4983 4993 4986 4990 4991 4989 4972 4965 4956 4950 4934 550mb Temp (C): -14.2 -12.0 -11.8 -12.0 -11.5 -11.4 -11.3 -11.8 -11.5 -10.5 -11.4 -12.5 -14.0 -15.3 -14.6 550mb Dewpt(C): -24.3 -32.6 -36.9 -34.7 -34.1 -37.3 -49.3 -49.1 -50.5 -55.1 -49.0 -38.4 -19.4 -20.7 -16.6 550mb RH (%): 43 17 11 14 14 10 3 3 3 1 3 10 64 63 85 550mb Dir: 315 346 351 2 4 7 13 41 87 130 161 180 201 195 136 550mb Speed(kt): 23 25 35 27 17 13 10 7 9 16 17 17 16 21 14 500mb GPH (m): 5647 5662 5671 5689 5705 5716 5709 5711 5714 5713 5694 5685 5671 5663 5649 500mb Temp (C): -17.4 -16.6 -17.2 -16.9 -16.4 -16.2 -16.3 -16.6 -16.7 -16.1 -16.7 -17.2 -18.6 -19.6 -19.7 500mb Dewpt(C): -34.8 -50.2 -42.1 -52.5 -54.7 -53.9 -49.9 -55.5 -59.9 -56.3 -50.4 -45.2 -25.9 -32.3 -22.2 500mb RH (%): 21 4 10 3 2 3 4 2 1 2 4 7 53 33 81 500mb Dir: 330 351 347 356 359 0 352 15 70 125 155 166 206 197 140 500mb Speed(kt): 28 32 40 34 25 19 16 12 11 22 26 31 16 14 12 450mb GPH (m): 6429 6444 6450 6470 6489 6501 6493 6493 6497 6496 6475 6464 6448 6436 6421 450mb Temp (C): -21.9 -22.7 -23.5 -22.9 -22.1 -21.2 -21.4 -21.8 -22.0 -22.2 -23.1 -23.7 -24.5 -25.3 -25.7 450mb Dewpt(C): -49.2 -55.0 -38.1 -47.7 -48.7 -56.3 -60.4 -54.8 -49.0 -54.2 -52.6 -47.3 -32.8 -27.9 -28.8 450mb RH (%): 7 4 26 9 8 3 2 4 7 4 6 10 47 79 75 450mb Dir: 346 343 342 354 357 357 339 355 9 118 178 177 213 191 144 450mb Speed(kt): 35 36 43 37 33 26 24 17 9 5 15 24 15 13 13 400mb GPH (m): 7283 7293 7299 7322 7343 7358 7350 7348 7350 7350 7327 7311 7293 7278 7262 400mb Temp (C): -28.6 -30.2 -30.1 -28.7 -27.7 -27.6 -28.0 -28.6 -28.8 -28.7 -29.3 -30.6 -31.3 -32.2 -32.3 400mb Dewpt(C): -43.4 -47.2 -46.8 -53.7 -58.5 -53.9 -50.1 -43.6 -42.3 -38.9 -48.4 -46.9 -36.1 -39.4 -35.8 400mb RH (%): 24 19 19 8 4 7 11 23 27 38 15 20 64 50 72 400mb Dir: 335 339 338 347 348 350 337 340 339 320 222 185 209 184 145 400mb Speed(kt): 42 37 45 50 44 32 27 18 17 10 8 19 18 15 14 350mb GPH (m): 8223 8227 8234 8263 8288 8303 8292 8288 8291 8290 8263 8244 8223 8204 8187 350mb Temp (C): -36.4 -37.6 -37.5 -35.3 -35.0 -35.6 -36.0 -35.7 -35.8 -36.2 -37.3 -38.0 -38.8 -40.0 -40.6 350mb Dewpt(C): -46.1 -49.9 -51.7 -60.6 -53.8 -49.3 -45.9 -39.3 -49.2 -40.9 -49.7 -46.5 -43.2 -43.8 -45.0 350mb RH (%): 38 28 23 7 14 25 37 70 26 63 28 42 64 68 64 350mb Dir: 333 344 333 335 338 338 330 324 329 304 257 184 201 194 156 350mb Speed(kt): 44 39 51 57 48 38 31 25 26 17 12 19 19 16 20 300mb GPH (m): 9273 9272 9283 9318 9345 9358 9343 9339 9342 9341 9310 9285 9261 9236 9214 300mb Temp (C): -44.7 -45.4 -43.5 -43.2 -42.8 -43.0 -44.2 -45.5 -45.2 -44.9 -45.6 -46.7 -47.8 -49.2 -50.4 300mb Dewpt(C): -59.3 -62.7 -64.0 -60.5 -57.7 -53.3 -50.5 -49.1 -59.7 -48.5 -54.5 -50.4 -52.2 -52.9 -54.3 300mb RH (%): 20 14 10 15 19 33 51 68 20 68 38 68 62 67 64 300mb Dir: 335 346 342 342 331 328 322 315 328 303 252 196 184 168 174 300mb Speed(kt): 51 49 65 59 52 46 40 27 34 21 17 18 26 25 30 250mb GPH (m): 10467 10468 10489 10524 10549 10562 10539 10525 10531 10530 10498 10466 10437 10408 10380 250mb Temp (C): -53.4 -52.6 -51.4 -51.1 -51.7 -52.4 -54.2 -55.4 -55.6 -55.9 -55.6 -57.5 -57.5 -56.3 -56.1 250mb Dewpt(C): -62.7 -66.2 -64.5 -62.5 -61.4 -61.7 -60.2 -61.2 -64.4 -59.7 -59.1 -61.1 -62.0 -62.9 -65.1 250mb RH (%): 34 20 21 27 33 34 50 51 35 64 67 66 59 46 34 250mb Dir: 335 341 343 335 331 324 315 314 323 303 240 196 161 173 194 250mb Speed(kt): 54 72 85 72 63 58 41 27 42 27 17 24 32 27 17 200mb GPH (m): 11885 11884 11906 11946 11965 11974 11936 11919 11921 11912 11879 11849 11834 11820 11801 200mb Temp (C): -56.6 -58.0 -59.1 -58.7 -59.6 -60.5 -62.2 -62.8 -62.2 -64.2 -64.9 -60.6 -57.7 -55.6 -54.5 200mb Dewpt(C): -71.2 -71.0 -70.9 -68.3 -67.3 -66.9 -69.6 -69.7 -67.6 -68.5 -66.8 -74.1 -77.9 -81.1 -81.8 200mb RH (%): 16 20 23 31 39 45 40 42 51 58 79 18 7 4 3 200mb Dir: 327 331 331 330 320 312 305 307 315 294 256 228 227 223 344 200mb Speed(kt): 55 69 80 74 70 61 44 35 38 35 30 25 15 9 4 150mb GPH (m): 13696 13710 13715 13743 13760 13764 13727 13711 13706 13692 13664 13658 13657 13659 13643 150mb Temp (C): -58.0 -55.8 -57.5 -59.3 -60.5 -59.4 -58.1 -57.5 -58.4 -58.7 -57.5 -56.3 -55.0 -54.2 -54.7 150mb Dewpt(C): -82.0 -85.4 -83.8 -83.2 -80.4 -80.3 -82.5 -83.7 -82.4 -82.8 -83.8 -85.7 -84.7 -84.0 -84.7 150mb RH (%): 4 2 3 4 7 6 4 3 4 4 3 2 2 2 2 150mb Dir: 324 331 328 318 305 298 285 293 293 288 276 272 285 315 347 150mb Speed(kt): 40 35 39 45 44 38 36 30 30 33 23 19 15 13 13 100mb GPH (m): 16241 16257 16257 16273 16291 16293 16264 16256 16256 16248 16221 16223 16226 16233 16215 100mb Temp (C): -58.6 -59.3 -59.8 -61.5 -60.3 -61.4 -61.1 -59.4 -58.3 -57.8 -57.4 -57.0 -57.5 -57.6 -57.5 100mb Dewpt(C): -91.8 -92.2 -91.9 -89.5 -88.5 -89.5 -89.2 -92.2 -87.2 -86.8 -86.5 -90.5 -86.5 -86.6 -86.6 100mb RH (%): 1 1 1 2 2 2 2 1 2 2 2 1 2 2 2 100mb Dir: 304 312 327 312 303 287 289 286 299 286 269 280 290 319 342 100mb Speed(kt): 15 21 24 17 20 17 22 21 19 13 17 17 13 15 15