Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 26, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 986.8 989.1 987.3 987.5 987.9 987.4 984.4 984.4 986.5 985.2 984.6 988.3 989.3 992.7 995.8 Mean SLP (mb): 1011.3 1013.5 1011.3 1011.8 1012.4 1011.5 1008.0 1008.3 1010.6 1009.0 1008.3 1012.7 1013.7 1017.3 1020.4 2m agl Tmp (F): 49.0 54.4 62.2 53.1 49.8 59.9 72.0 63.0 55.6 64.0 65.8 53.5 52.2 51.3 51.8 2m agl Dewpt(F): 47.5 50.6 47.4 46.9 48.0 51.6 58.5 55.7 54.3 57.0 59.9 52.4 51.3 50.2 48.3 2m agl RH (%): 94 87 58 79 93 73 61 77 95 77 81 96 97 96 88 10m agl Dir: 208 314 315 313 261 299 324 304 154 242 218 237 250 249 292 10m agl Spd(kt): 2 3 10 6 2 3 7 1 2 3 9 6 4 3 6 6hr Precip (in): 0.00 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.25 0.05 0.05 0.06 AccumPrecip(in): 0.00 0.02 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.05 0.30 0.35 0.40 0.46 Sfc CAPE (J/kg): 81.8 125.1 51.6 0.3 0.9 1.7 0.6 3.3 0.0 0.0 124.4 17.7 42.0 65.5 56.2 Sfc CINH (J/kg): -2.0 -0.1 0.0 0.0 -0.2 -0.1 0.0 0.0 0.0 -39.6 -200.4 -0.3 0.0 0.0 0.0 0-3km Hel(J/kg): -2.8 41.7 71.9 161.5 171.1 93.8 71.7 60.0 88.9 87.9 281.8 214.1 41.7 26.3 -10.5 Precip H20 (in): 0.67 0.62 0.71 0.96 1.03 1.08 1.14 1.07 1.04 1.05 1.41 1.11 1.03 0.90 0.80 Lifted Index(C): 4.0 4.8 4.4 7.7 5.8 2.8 1.9 -0.7 1.2 -1.8 -3.0 1.7 4.2 8.6 10.0 700mb VV(-ub/s): -1.7 -0.1 -1.4 -3.9 1.0 -3.6 -1.8 0.2 -2.3 -0.4 4.3 -9.7 0.8 0.3 -0.7 Thk1000-500mb(m)5411.7 5443.7 5497.7 5559.8 5597.9 5622.4 5658.5 5673.1 5642.3 5649.9 5642.4 5582.3 5542.0 5505.4 5488.4 Thk1000-850mb(m)1330.4 1334.2 1351.1 1347.4 1347.6 1359.6 1384.9 1388.6 1370.5 1374.0 1377.0 1345.8 1338.3 1332.9 1329.9 Thk850-700mb(m):1536.8 1541.9 1554.6 1578.9 1594.6 1608.7 1612.1 1621.8 1616.4 1623.1 1612.5 1599.2 1579.8 1562.2 1551.3 SWEAT Index: 38.1 35.9 80.8 60.3 111.8 101.5 119.9 177.1 141.3 222.8 254.7 135.0 88.8 51.5 47.7 Total Totals Idx 48.0 42.7 43.8 38.1 38.1 44.3 44.2 48.4 45.7 52.0 52.1 41.9 42.7 36.1 35.1 Frz Hgt(ft amsl) 5443 5900 7146 10549 12323 12738 12726 13007 12404 12708 12784 12048 10963 9224 5840 0WetBlbHgt(amsl) 5411 5294 6268 8790 10731 10845 11296 10642 10271 9892 12224 10502 10016 9017 5417 Equil Prs (mb): 636 628 705 987 988 987 422 984 986 985 353 988 867 822 788 Equil Hgt(amsl): 12137 12581 9673 26 26 26 22945 26 26 26 27088 26 4248 5721 6898 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.29 0.42 0.50 -0.01 0.00 0.00 0.00 0.00 Conv Wind Gust: 15.1 22.3 35.6 38.5 40.0 45.4 45.0 44.7 43.7 46.3 26.2 15.5 3.5 3.0 19.8 Showalter Index: 4.4 7.2 5.6 8.0 6.9 3.2 2.5 -0.8 1.1 -2.2 -2.8 4.9 5.4 10.4 11.1 Cap Strength(C): -0.3 -1.9 -999.9 -999.9 -999.9 -999.9 2.1 -999.9 -999.9 -999.9 4.2 6.3 0.0 1.4 3.1 Storm Dir (deg): 246 54 56 83 80 54 79 127 143 127 140 178 225 265 309 Storm Spd (kts): 4 7 11 15 15 10 7 10 9 9 14 14 8 7 10 2m HeatIndex(F): 49 54 62 53 50 60 72 63 56 64 66 53 52 51 52 2m WindChill(F): 49 54 62 53 50 60 72 63 56 64 66 53 52 51 52 1000mb GPH (m): 93 112 96 98 102 97 68 70 89 77 71 105 114 143 169 950mb GPH (m): 517 539 529 527 528 528 510 508 521 512 510 533 541 569 594 950mb Temp (C): 6.8 7.7 12.4 10.1 8.4 10.5 18.0 18.1 12.4 13.3 15.3 9.0 8.6 7.7 6.8 950mb Dewpt(C): 6.6 7.2 6.9 7.7 7.5 9.2 12.9 12.9 11.7 12.5 14.7 8.8 8.4 7.5 6.5 950mb RH (%): 99 96 68 84 94 91 72 71 95 95 96 99 99 99 98 950mb Dir: 207 320 320 330 331 300 330 2 170 231 220 234 260 263 302 950mb Speed(kt): 6 4 15 16 6 3 9 7 6 3 15 13 8 7 11 900mb GPH (m): 960 982 979 975 975 978 970 972 977 967 967 980 985 1012 1036 900mb Temp (C): 4.5 4.9 7.9 7.8 9.1 11.4 14.8 17.8 14.3 13.4 13.3 8.0 5.2 4.6 4.0 900mb Dewpt(C): 4.3 3.0 5.6 5.3 5.2 6.5 10.5 12.3 12.2 11.5 13.1 7.5 4.9 4.4 3.5 900mb RH (%): 98 87 86 83 76 71 75 69 87 88 99 97 97 98 96 900mb Dir: 226 338 325 360 7 15 344 102 280 330 231 248 281 293 309 900mb Speed(kt): 6 9 16 18 14 10 11 10 2 4 15 8 6 12 18 850mb GPH (m): 1424 1446 1447 1446 1450 1457 1453 1459 1460 1451 1448 1451 1452 1476 1499 850mb Temp (C): 1.7 2.1 3.9 7.2 10.1 11.6 13.7 14.3 13.5 14.7 11.7 7.4 5.0 1.7 1.4 850mb Dewpt(C): 1.5 -0.1 3.1 1.6 4.1 5.4 7.5 10.7 9.3 9.8 11.6 6.3 4.7 1.3 0.4 850mb RH (%): 99 85 95 67 66 65 66 78 75 72 99 92 98 97 93 850mb Dir: 238 348 337 15 24 31 43 88 46 29 270 304 252 270 294 850mb Speed(kt): 5 12 17 8 14 9 8 14 4 8 9 11 7 13 16 800mb GPH (m): 1910 1933 1937 1943 1954 1963 1962 1970 1968 1962 1954 1953 1947 1964 1985 800mb Temp (C): -1.8 -0.8 1.1 5.3 8.7 10.4 11.2 12.9 11.7 13.6 9.6 8.6 4.6 1.9 -1.0 800mb Dewpt(C): -1.9 -3.4 -1.5 0.4 4.3 3.1 5.6 5.5 4.8 3.7 8.0 6.3 4.4 1.2 -2.9 800mb RH (%): 99 82 83 70 73 60 68 60 62 50 90 85 98 95 87 800mb Dir: 270 356 20 44 41 27 58 75 64 59 344 352 300 267 294 800mb Speed(kt): 5 13 12 12 16 14 9 12 8 11 8 6 10 13 16 750mb GPH (m): 2421 2446 2454 2468 2485 2498 2498 2510 2507 2504 2491 2486 2473 2485 2500 750mb Temp (C): -4.8 -3.1 -1.3 3.4 4.9 8.6 8.6 10.6 10.2 11.2 9.8 7.3 3.9 1.2 0.0 750mb Dewpt(C): -6.0 -5.1 -6.4 -1.8 4.1 -2.9 -0.9 -1.9 -1.3 -5.1 4.3 3.6 3.0 1.0 -6.7 750mb RH (%): 91 86 68 68 94 44 51 41 44 31 68 77 94 99 61 750mb Dir: 312 13 47 57 47 19 53 84 104 75 52 103 292 280 293 750mb Speed(kt): 5 13 11 22 20 19 7 9 11 13 11 8 7 9 17 700mb GPH (m): 2961 2988 3001 3025 3045 3065 3065 3080 3076 3074 3061 3050 3032 3038 3050 700mb Temp (C): -8.0 -6.4 -3.2 0.8 1.8 5.7 5.3 7.2 5.9 6.4 6.0 3.6 1.6 -0.8 -2.3 700mb Dewpt(C): -10.3 -10.2 -15.3 -3.3 0.8 -3.6 -1.9 -5.7 -5.9 -9.1 4.0 -0.6 -1.3 -1.6 -4.9 700mb RH (%): 83 75 39 74 93 51 59 39 42 32 87 74 81 95 82 700mb Dir: 340 16 48 58 54 20 63 114 115 80 76 160 232 211 276 700mb Speed(kt): 5 11 14 28 23 23 4 10 14 11 20 18 4 7 18 650mb GPH (m): 3531 3564 3584 3618 3642 3667 3667 3684 3677 3676 3664 3648 3626 3628 3636 650mb Temp (C): -11.7 -8.9 -5.8 -1.6 0.5 1.7 1.4 1.8 0.8 1.7 1.9 0.2 -1.5 -3.5 -5.4 650mb Dewpt(C): -15.2 -18.7 -17.6 -5.7 -4.8 -5.4 -3.4 -8.3 -10.0 -8.5 -0.9 -11.1 -5.9 -9.1 -6.6 650mb RH (%): 76 45 39 73 67 59 70 47 44 47 81 42 72 65 91 650mb Dir: 330 42 63 72 72 25 105 118 131 97 90 161 167 173 257 650mb Speed(kt): 2 9 17 28 27 20 6 16 17 12 23 28 14 13 16 600mb GPH (m): 4142 4180 4208 4251 4280 4306 4306 4323 4313 4314 4303 4283 4257 4255 4261 600mb Temp (C): -13.2 -11.0 -9.0 -5.0 -2.4 -3.4 -2.9 -2.4 -3.9 -3.7 -3.3 -4.9 -6.5 -7.8 -7.6 600mb Dewpt(C): -19.7 -27.0 -16.3 -8.0 -11.5 -6.1 -7.8 -19.8 -16.7 -8.3 -5.6 -16.2 -12.5 -13.5 -10.6 600mb RH (%): 58 26 56 80 50 82 69 25 37 70 84 41 63 64 79 600mb Dir: 323 70 65 83 68 30 98 117 128 118 96 145 166 172 237 600mb Speed(kt): 1 8 19 32 30 17 10 23 20 20 24 32 24 9 14 550mb GPH (m): 4799 4843 4876 4930 4964 4988 4990 5007 4995 4996 4985 4960 4932 4926 4934 550mb Temp (C): -17.4 -14.9 -13.3 -9.5 -7.0 -8.5 -6.8 -6.8 -7.1 -8.2 -8.9 -10.3 -10.7 -12.2 -11.1 550mb Dewpt(C): -25.8 -36.5 -24.3 -12.5 -18.3 -11.3 -13.9 -20.3 -22.9 -18.0 -15.4 -13.9 -16.1 -18.5 -19.2 550mb RH (%): 49 15 40 79 40 80 57 34 27 46 60 75 64 60 52 550mb Dir: 115 81 46 76 62 35 85 107 111 113 106 130 163 166 245 550mb Speed(kt): 3 10 20 27 31 15 13 23 22 22 29 38 18 5 12 500mb GPH (m): 5505 5556 5593 5658 5700 5719 5727 5743 5731 5727 5714 5688 5656 5648 5657 500mb Temp (C): -22.4 -20.4 -18.4 -14.7 -11.9 -13.7 -11.5 -11.7 -11.4 -13.7 -14.4 -14.1 -16.5 -16.6 -16.7 500mb Dewpt(C): -37.5 -41.1 -25.6 -17.1 -21.7 -15.4 -22.0 -27.8 -24.9 -25.4 -23.0 -15.8 -17.9 -25.0 -30.1 500mb RH (%): 25 15 54 82 45 87 42 26 32 37 49 87 89 49 31 500mb Dir: 167 85 70 60 51 36 71 86 97 111 116 119 138 169 256 500mb Speed(kt): 11 11 10 26 35 19 14 21 21 30 34 38 17 9 12 450mb GPH (m): 6269 6324 6371 6447 6497 6514 6525 6541 6528 6517 6503 6479 6440 6430 6440 450mb Temp (C): -28.1 -27.5 -23.1 -20.4 -18.3 -18.3 -17.4 -17.3 -18.0 -20.2 -20.1 -19.6 -22.2 -22.9 -22.5 450mb Dewpt(C): -42.9 -38.2 -31.1 -22.5 -25.3 -19.6 -27.9 -35.3 -30.5 -27.8 -28.0 -21.6 -25.3 -32.8 -30.2 450mb RH (%): 24 37 49 84 55 89 40 20 33 52 50 84 76 41 50 450mb Dir: 164 122 137 65 48 42 65 89 99 109 120 119 133 170 238 450mb Speed(kt): 24 13 36 32 33 23 17 23 25 31 37 30 13 13 10 400mb GPH (m): 7103 7158 7225 7307 7363 7384 7396 7410 7395 7378 7364 7343 7295 7281 7293 400mb Temp (C): -34.0 -34.3 -27.7 -26.9 -25.2 -23.4 -23.4 -24.5 -25.4 -26.7 -26.5 -25.7 -27.9 -29.7 -28.6 400mb Dewpt(C): -46.8 -46.9 -32.9 -30.0 -28.8 -26.5 -38.2 -36.4 -35.3 -33.0 -38.7 -28.1 -34.6 -35.9 -36.8 400mb RH (%): 28 28 62 75 72 77 25 33 40 56 32 81 54 55 46 400mb Dir: 163 117 133 79 59 33 55 91 87 104 118 113 134 196 227 400mb Speed(kt): 34 16 61 37 29 30 24 21 26 38 33 25 21 4 10 350mb GPH (m): 8028 8081 8170 8255 8319 8345 8357 8366 8348 8327 8314 8297 8238 8217 8233 350mb Temp (C): -37.9 -38.6 -35.2 -34.0 -31.7 -31.3 -31.4 -32.2 -32.7 -33.7 -33.0 -32.5 -35.5 -37.1 -36.2 350mb Dewpt(C): -63.1 -64.2 -39.8 -39.6 -42.3 -33.6 -44.0 -41.2 -42.1 -38.6 -50.2 -35.6 -43.2 -40.5 -46.6 350mb RH (%): 6 6 64 58 36 81 29 41 40 62 17 75 46 72 35 350mb Dir: 168 142 128 98 65 27 49 73 91 95 116 94 129 296 233 350mb Speed(kt): 29 29 65 43 31 34 28 22 31 43 26 19 26 9 11 300mb GPH (m): 9085 9134 9224 9318 9388 9415 9428 9434 9412 9389 9378 9365 9293 9264 9283 300mb Temp (C): -39.7 -40.5 -43.8 -41.4 -40.9 -40.8 -40.4 -41.2 -42.2 -41.7 -41.9 -40.8 -43.4 -45.1 -44.5 300mb Dewpt(C): -68.1 -78.8 -49.0 -46.8 -50.3 -47.4 -51.7 -49.1 -49.6 -53.6 -51.1 -44.3 -51.2 -49.3 -58.7 300mb RH (%): 4 1 58 57 37 51 31 44 46 28 38 71 44 64 21 300mb Dir: 169 138 132 116 63 33 50 66 96 107 123 68 125 290 251 300mb Speed(kt): 17 28 77 56 30 36 30 27 39 38 23 19 36 18 13 250mb GPH (m): 10326 10368 10433 10530 10599 10627 10643 10647 10618 10598 10586 10578 10498 10463 10479 250mb Temp (C): -41.5 -42.8 -47.1 -50.5 -51.5 -51.2 -50.3 -50.8 -51.1 -51.2 -51.1 -51.1 -50.7 -51.3 -52.7 250mb Dewpt(C): -79.6 -81.8 -73.1 -58.0 -57.7 -60.1 -60.4 -54.4 -57.5 -64.4 -58.2 -55.0 -63.8 -62.1 -62.6 250mb RH (%): 1 1 4 43 49 36 32 67 48 21 44 64 22 29 32 250mb Dir: 104 116 128 118 63 42 55 62 102 123 127 57 134 249 225 250mb Speed(kt): 4 17 33 63 31 28 26 34 41 40 24 29 35 8 11 200mb GPH (m): 11827 11861 11906 11968 12018 12043 12068 12069 12049 12025 12013 11999 11936 11906 11905 200mb Temp (C): -45.0 -46.9 -47.7 -54.3 -58.7 -58.8 -58.2 -58.8 -57.4 -56.5 -56.8 -56.9 -54.1 -51.6 -55.2 200mb Dewpt(C): -82.0 -83.4 -83.7 -73.3 -70.5 -65.8 -68.5 -64.9 -67.2 -72.4 -67.9 -62.5 -80.1 -79.8 -70.1 200mb RH (%): 1 1 1 10 23 43 28 48 30 14 26 52 4 3 16 200mb Dir: 73 40 30 52 42 48 42 70 75 95 120 102 134 159 205 200mb Speed(kt): 4 9 22 32 33 35 32 38 33 25 21 30 29 29 21 150mb GPH (m): 13726 13748 13784 13815 13839 13860 13874 13877 13858 13848 13842 13844 13774 13761 13756 150mb Temp (C): -49.9 -50.1 -51.8 -54.0 -55.1 -56.6 -57.6 -57.5 -58.2 -57.5 -55.6 -55.4 -54.0 -53.4 -52.2 150mb Dewpt(C): -85.1 -99.9 -87.1 -88.4 -82.0 -81.3 -82.3 -83.6 -83.9 -83.7 -85.3 -88.8 -88.4 -88.1 -82.8 150mb RH (%): 1 0 1 1 3 4 4 3 3 3 2 1 1 1 2 150mb Dir: 350 15 22 35 40 40 53 73 109 113 165 137 165 178 187 150mb Speed(kt): 12 11 23 22 30 26 26 26 8 19 14 14 27 26 30 100mb GPH (m): 16345 16366 16395 16410 16409 16429 16442 16446 16415 16419 16416 16422 16372 16363 16368 100mb Temp (C): -53.9 -54.0 -54.2 -55.1 -56.5 -56.7 -57.1 -56.9 -56.9 -56.5 -56.1 -55.6 -55.5 -54.7 -54.1 100mb Dewpt(C): -88.3 -88.4 -84.1 -89.2 -90.2 -90.3 -90.6 -90.5 -90.5 -90.2 -85.5 -78.9 -89.5 -88.9 -84.0 100mb RH (%): 1 1 2 1 1 1 1 1 1 1 2 0 1 1 2 100mb Dir: 352 21 23 32 69 52 79 115 110 150 174 181 176 187 192 100mb Speed(kt): 11 16 9 16 14 11 14 11 10 18 18 18 20 25 23