Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 24, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.5 991.8 987.8 986.4 984.7 984.0 984.8 985.0 986.0 988.5 988.9 990.3 991.1 991.1 989.0 Mean SLP (mb): 1017.2 1016.0 1011.4 1010.3 1008.9 1008.1 1009.2 1009.4 1010.6 1013.1 1013.1 1014.8 1015.8 1015.7 1013.0 2m agl Tmp (F): 45.3 62.1 71.7 64.0 53.6 59.4 50.9 48.6 46.8 47.6 59.1 51.5 47.2 49.3 60.7 2m agl Dewpt(F): 42.0 49.3 48.5 49.8 43.4 44.0 48.9 46.6 45.0 46.7 46.3 46.5 46.0 47.8 51.9 2m agl RH (%): 88 62 43 59 68 56 93 93 93 97 62 83 95 95 72 10m agl Dir: 80 271 246 173 161 201 199 206 144 332 299 296 277 264 246 10m agl Spd(kt): 1 3 3 4 4 10 8 6 4 1 8 6 5 4 4 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.08 0.08 0.04 0.03 0.02 0.00 0.01 0.01 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.08 0.17 0.20 0.23 0.26 0.26 0.26 0.27 0.28 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 93.6 112.6 17.4 42.2 125.2 3.4 6.7 13.8 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 -0.1 0.0 -4.4 -4.7 0.0 -18.1 -0.3 0.0 -2.5 0-3km Hel(J/kg): 70.0 68.2 94.0 124.1 172.7 130.2 112.8 24.6 -14.0 38.9 68.3 103.7 160.5 189.5 199.4 Precip H20 (in): 0.54 0.66 0.70 0.75 0.54 0.73 0.66 0.64 0.68 0.67 0.69 0.67 0.79 0.91 0.96 Lifted Index(C): 9.7 10.0 7.4 5.9 11.6 12.0 6.3 5.0 4.0 4.5 1.7 3.7 9.0 9.2 5.5 700mb VV(-ub/s): 0.9 -1.6 0.4 1.3 3.2 3.2 6.1 -2.2 -0.3 -0.8 0.2 0.7 -1.0 -0.8 -1.4 Thk1000-500mb(m)5566.1 5582.7 5623.4 5615.5 5569.4 5506.9 5431.8 5401.2 5381.5 5399.2 5434.5 5449.3 5503.7 5561.0 5610.8 Thk1000-850mb(m)1345.8 1356.3 1377.6 1372.0 1351.9 1344.4 1333.0 1326.6 1324.7 1326.9 1343.5 1336.7 1331.6 1336.3 1356.8 Thk850-700mb(m):1588.2 1586.6 1596.1 1594.4 1584.2 1556.6 1542.3 1531.8 1531.3 1533.0 1543.3 1550.2 1562.3 1580.9 1601.0 SWEAT Index: 45.6 44.1 55.5 123.3 137.5 130.1 150.1 58.9 38.3 41.9 82.9 56.8 60.9 95.6 98.3 Total Totals Idx 25.9 24.7 29.5 32.1 28.3 30.1 42.1 44.5 49.4 48.5 50.1 47.4 37.0 35.8 38.5 Frz Hgt(ft amsl) 10930 11098 11899 11730 10585 7446 5672 4977 4903 5346 6238 6931 8269 10512 12747 0WetBlbHgt(amsl) 6898 6352 8569 8267 7406 5570 5622 4689 4866 5329 5980 5763 7210 8527 10575 Equil Prs (mb): 993 992 988 986 985 984 620 660 642 659 447 990 991 991 989 Equil Hgt(amsl): 26 26 26 26 26 26 12732 11120 11849 11272 20821 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: 47.2 45.4 53.4 47.6 59.6 46.9 26.7 20.7 16.8 12.1 35.9 26.4 35.4 42.5 39.3 Showalter Index: 13.8 14.4 12.0 10.7 13.2 13.2 7.2 6.8 4.3 4.3 3.1 4.5 9.4 9.0 7.1 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -0.6 -1.1 0.0 0.0 -999.9 -999.9 5.4 5.4 5.6 Storm Dir (deg): 299 284 267 257 245 239 244 251 241 45 22 40 68 69 72 Storm Spd (kts): 12 11 13 20 26 32 27 14 6 6 9 12 15 16 11 2m HeatIndex(F): 45 62 72 64 54 59 51 49 47 48 59 51 47 49 61 2m WindChill(F): 45 62 72 64 54 59 51 49 47 48 59 51 47 49 61 1000mb GPH (m): 141 134 98 87 75 68 76 78 87 108 110 123 130 130 110 950mb GPH (m): 566 566 539 525 503 498 502 502 509 531 540 549 552 553 543 950mb Temp (C): 9.1 11.4 17.6 15.8 11.1 10.5 7.9 6.4 5.6 5.8 10.7 8.3 5.9 6.2 12.3 950mb Dewpt(C): 5.2 6.8 6.7 9.5 -1.2 4.6 7.6 6.2 5.3 5.7 6.2 7.2 5.7 6.1 9.8 950mb RH (%): 76 73 48 65 42 66 98 99 98 100 73 93 98 99 84 950mb Dir: 322 277 242 199 193 200 203 212 162 332 303 316 312 288 261 950mb Speed(kt): 4 2 3 13 12 12 16 13 10 1 11 14 11 7 6 900mb GPH (m): 1014 1016 997 982 953 945 946 943 950 972 988 994 994 996 994 900mb Temp (C): 9.2 9.8 13.2 13.0 10.4 6.1 4.6 3.0 3.3 3.9 6.3 6.0 5.8 6.2 9.0 900mb Dewpt(C): 3.7 4.5 4.6 8.3 -10.9 3.1 4.4 2.7 3.2 3.7 5.2 3.9 3.7 4.0 8.5 900mb RH (%): 68 69 55 73 21 81 99 98 99 98 92 86 86 86 97 900mb Dir: 297 259 224 208 208 201 223 226 197 299 305 347 353 4 312 900mb Speed(kt): 7 5 3 15 22 16 23 18 11 5 12 18 15 13 13 850mb GPH (m): 1487 1491 1476 1459 1426 1412 1409 1405 1412 1435 1453 1459 1461 1466 1467 850mb Temp (C): 9.1 9.5 11.5 10.1 8.8 4.4 2.1 0.7 0.5 1.4 2.4 3.3 4.8 7.5 9.3 850mb Dewpt(C): -11.0 -10.7 -6.1 -1.0 -6.6 -2.1 1.9 -0.4 0.4 1.3 1.9 0.3 0.0 1.7 3.1 850mb RH (%): 23 23 28 45 33 62 99 92 99 100 97 80 71 66 64 850mb Dir: 282 244 229 222 212 215 220 233 209 302 323 5 2 11 4 850mb Speed(kt): 10 10 13 21 26 28 22 21 8 5 14 18 17 22 19 800mb GPH (m): 1987 1991 1979 1962 1926 1903 1896 1889 1895 1920 1941 1949 1954 1964 1971 800mb Temp (C): 8.0 7.5 9.0 8.8 6.9 2.0 -1.1 -2.3 -2.5 -2.1 -0.2 0.8 3.3 6.0 9.4 800mb Dewpt(C): -11.7 -12.7 -6.1 -3.7 -5.5 -4.8 -1.3 -3.7 -2.6 -2.2 -1.2 -3.7 -1.5 -1.4 2.9 800mb RH (%): 23 22 34 41 40 60 98 90 99 99 93 72 71 58 63 800mb Dir: 284 246 228 234 216 216 215 233 228 334 4 358 17 24 35 800mb Speed(kt): 14 13 20 26 32 35 28 22 7 7 12 14 15 19 13 750mb GPH (m): 2516 2519 2510 2493 2453 2421 2409 2398 2405 2429 2454 2465 2475 2490 2504 750mb Temp (C): 5.1 4.4 6.3 6.1 4.3 -0.8 -3.2 -5.2 -5.3 -5.2 -3.3 -1.8 0.4 3.7 6.3 750mb Dewpt(C): -9.7 -7.7 -6.6 -7.5 -7.3 -5.5 -3.4 -6.4 -5.4 -5.9 -5.1 -7.8 -2.4 -3.8 3.6 750mb RH (%): 33 41 39 37 42 71 98 92 99 95 87 63 81 58 82 750mb Dir: 273 247 231 235 217 214 220 232 241 340 10 3 26 37 29 750mb Speed(kt): 18 16 23 31 38 42 33 21 5 9 9 16 17 21 15 700mb GPH (m): 3075 3077 3072 3054 3011 2969 2951 2936 2943 2968 2996 3010 3024 3047 3068 700mb Temp (C): 1.5 1.7 3.0 2.8 1.2 -3.7 -7.0 -9.2 -8.9 -8.9 -7.0 -5.7 -4.2 0.7 4.2 700mb Dewpt(C): -11.7 -9.8 -9.1 -12.6 -12.2 -8.1 -8.9 -10.5 -9.2 -10.8 -9.0 -11.5 -5.0 -2.0 -1.5 700mb RH (%): 37 42 40 31 36 71 86 91 98 86 86 64 94 82 66 700mb Dir: 265 246 232 232 217 211 218 228 310 355 10 11 36 53 45 700mb Speed(kt): 22 18 23 34 42 49 35 23 7 10 11 16 22 22 13 650mb GPH (m): 3668 3671 3668 3649 3603 3551 3525 3508 3513 3538 3571 3586 3606 3639 3668 650mb Temp (C): -2.0 -1.6 -0.2 -0.4 -2.0 -6.2 -10.3 -10.9 -12.8 -11.7 -10.3 -9.1 -4.8 -1.8 1.5 650mb Dewpt(C): -15.8 -11.7 -11.0 -17.4 -17.2 -10.4 -21.3 -16.9 -12.8 -15.2 -15.6 -14.4 -14.1 -3.0 -12.2 650mb RH (%): 34 46 44 27 30 72 41 61 100 76 65 66 48 91 35 650mb Dir: 262 250 235 231 219 208 217 229 323 15 12 21 45 54 88 650mb Speed(kt): 24 20 23 36 47 59 35 21 10 7 14 15 29 30 13 600mb GPH (m): 4299 4304 4304 4285 4234 4174 4137 4118 4118 4148 4182 4202 4234 4275 4306 600mb Temp (C): -5.2 -4.4 -3.7 -3.6 -5.2 -8.8 -13.4 -14.4 -16.8 -14.6 -13.7 -11.7 -6.9 -3.4 -2.9 600mb Dewpt(C): -23.1 -14.5 -13.2 -18.0 -22.6 -18.7 -51.7 -18.8 -17.1 -20.0 -22.3 -16.4 -11.2 -8.7 -23.1 600mb RH (%): 23 46 48 32 24 45 3 70 98 64 49 68 72 67 20 600mb Dir: 262 257 242 229 219 204 216 216 304 60 2 35 83 56 78 600mb Speed(kt): 26 23 25 36 49 66 47 19 7 10 15 18 32 30 16 550mb GPH (m): 4977 4984 4986 4967 4912 4846 4795 4773 4767 4803 4838 4863 4908 4958 4988 550mb Temp (C): -8.9 -8.1 -7.4 -7.2 -8.9 -10.7 -16.0 -17.9 -19.7 -18.1 -17.6 -16.0 -10.5 -7.5 -8.0 550mb Dewpt(C): -31.7 -18.9 -16.7 -20.5 -22.4 -11.5 -48.0 -22.9 -22.6 -24.5 -25.9 -25.4 -17.8 -16.2 -26.8 550mb RH (%): 14 42 48 34 33 94 5 65 78 58 49 45 55 50 21 550mb Dir: 261 259 247 230 216 207 216 205 195 52 19 44 59 51 68 550mb Speed(kt): 27 25 28 37 51 72 51 17 5 13 10 18 25 33 19 500mb GPH (m): 5707 5717 5722 5703 5644 5575 5508 5479 5468 5507 5544 5572 5633 5691 5721 500mb Temp (C): -13.9 -12.9 -12.0 -11.5 -13.1 -13.9 -19.1 -22.1 -24.3 -22.9 -22.9 -21.9 -16.1 -13.3 -13.0 500mb Dewpt(C): -25.4 -22.1 -19.4 -26.4 -25.7 -15.1 -35.9 -27.6 -27.2 -29.1 -30.7 -26.3 -20.7 -20.0 -23.2 500mb RH (%): 38 47 54 28 34 91 22 62 77 57 50 68 68 58 43 500mb Dir: 261 261 244 230 216 208 210 201 160 38 51 35 61 49 62 500mb Speed(kt): 27 25 29 38 52 73 83 17 10 16 9 17 26 32 23 450mb GPH (m): 6499 6511 6519 6502 6437 6367 6283 6245 6227 6270 6307 6339 6417 6483 6514 450mb Temp (C): -19.5 -18.5 -17.8 -16.9 -18.1 -19.3 -24.7 -27.6 -29.7 -29.0 -29.2 -26.5 -22.0 -19.7 -18.7 450mb Dewpt(C): -35.9 -24.8 -21.9 -26.1 -20.9 -26.3 -31.9 -35.8 -34.4 -36.5 -38.5 -39.7 -26.5 -24.6 -27.1 450mb RH (%): 23 58 71 45 79 55 52 47 64 50 41 29 67 65 48 450mb Dir: 271 272 246 226 219 213 197 195 158 31 38 73 66 42 63 450mb Speed(kt): 26 26 26 38 53 72 85 24 15 18 11 18 26 35 25 400mb GPH (m): 7362 7378 7390 7374 7310 7232 7129 7082 7057 7100 7139 7184 7271 7345 7380 400mb Temp (C): -25.7 -24.8 -23.3 -23.5 -22.8 -25.2 -31.0 -33.3 -35.1 -34.6 -33.5 -29.9 -28.6 -26.3 -25.2 400mb Dewpt(C): -38.3 -35.0 -33.1 -30.3 -24.7 -36.1 -38.6 -44.7 -46.4 -46.6 -50.3 -60.4 -35.3 -32.9 -32.6 400mb RH (%): 31 39 41 55 85 36 48 32 32 30 18 4 54 55 51 400mb Dir: 273 282 255 220 223 211 192 186 162 31 17 118 85 61 58 400mb Speed(kt): 26 26 22 35 52 79 89 35 18 14 17 37 32 36 31 350mb GPH (m): 8313 8332 8350 8335 8272 8186 8063 8006 7977 8022 8066 8121 8214 8295 8333 350mb Temp (C): -33.6 -33.0 -31.2 -30.8 -30.8 -32.6 -36.6 -38.9 -39.4 -39.1 -37.9 -35.5 -35.1 -34.0 -33.2 350mb Dewpt(C): -44.6 -41.7 -41.0 -41.2 -33.6 -42.9 -51.5 -52.5 -57.6 -57.5 -58.1 -60.3 -49.7 -44.1 -42.0 350mb RH (%): 34 43 39 37 77 37 21 24 14 14 11 7 23 37 42 350mb Dir: 270 286 278 217 220 210 191 181 174 46 10 123 105 81 53 350mb Speed(kt): 37 29 24 24 49 79 88 43 17 12 16 44 39 31 35 300mb GPH (m): 9372 9396 9421 9409 9345 9253 9120 9054 9027 9072 9120 9180 9271 9358 9398 300mb Temp (C): -43.2 -42.3 -40.7 -40.0 -40.0 -40.7 -41.2 -41.8 -41.1 -41.2 -40.9 -41.2 -42.8 -41.2 -41.4 300mb Dewpt(C): -47.7 -48.1 -51.8 -51.7 -44.6 -51.5 -60.4 -62.2 -68.8 -66.2 -65.9 -64.8 -54.6 -58.8 -58.6 300mb RH (%): 63 54 31 29 63 32 12 10 4 6 6 7 28 15 15 300mb Dir: 275 278 289 233 215 210 196 183 176 45 12 122 103 79 49 300mb Speed(kt): 39 29 20 23 49 78 83 46 11 10 17 40 45 23 33 250mb GPH (m): 10570 10599 10632 10625 10563 10470 10345 10287 10262 10306 10353 10405 10479 10572 10610 250mb Temp (C): -54.2 -52.9 -51.7 -50.7 -50.1 -49.3 -45.1 -42.4 -42.2 -42.8 -43.0 -45.0 -49.1 -50.4 -50.6 250mb Dewpt(C): -58.4 -58.5 -59.1 -59.9 -56.7 -57.8 -73.1 -75.1 -75.5 -75.2 -75.8 -74.9 -63.8 -62.1 -62.3 250mb RH (%): 61 53 43 35 48 38 4 2 2 2 2 3 18 26 26 250mb Dir: 281 291 302 251 222 208 200 195 203 26 14 71 103 59 47 250mb Speed(kt): 44 26 15 21 48 76 75 36 6 12 21 18 33 23 32 200mb GPH (m): 11971 12003 12040 12038 11981 11904 11822 11787 11768 11805 11848 11886 11927 11994 12031 200mb Temp (C): -61.2 -62.4 -62.7 -61.9 -60.7 -57.0 -49.1 -44.5 -43.1 -44.6 -45.4 -47.7 -52.3 -57.8 -58.7 200mb Dewpt(C): -67.9 -68.9 -68.1 -66.9 -64.7 -67.5 -81.2 -81.7 -80.7 -81.8 -82.3 -79.5 -78.3 -68.7 -69.4 200mb RH (%): 43 44 51 53 62 28 2 1 1 1 1 2 4 26 26 200mb Dir: 280 300 308 259 231 207 210 217 317 10 11 40 48 54 48 200mb Speed(kt): 36 25 23 21 40 69 52 23 3 14 21 24 36 35 33 150mb GPH (m): 13765 13784 13805 13804 13759 13728 13700 13697 13684 13710 13747 13772 13784 13819 13845 150mb Temp (C): -58.4 -59.3 -61.1 -61.9 -61.1 -54.2 -50.3 -48.3 -48.1 -48.7 -49.8 -50.6 -53.7 -56.1 -56.0 150mb Dewpt(C): -84.2 -81.8 -83.4 -81.7 -81.4 -88.8 -85.8 -84.4 -84.2 -84.6 -85.4 -86.0 -88.2 -85.8 -85.7 150mb RH (%): 3 5 5 7 7 1 1 1 1 1 1 1 1 2 2 150mb Dir: 275 278 273 241 245 211 241 251 305 11 11 16 35 38 34 150mb Speed(kt): 37 31 21 22 31 34 31 11 4 13 19 21 23 27 25 100mb GPH (m): 16324 16339 16353 16351 16315 16321 16332 16336 16325 16346 16370 16390 16382 16404 16420 100mb Temp (C): -57.2 -57.2 -56.1 -56.3 -54.9 -53.8 -51.8 -52.3 -52.8 -53.1 -53.3 -53.6 -54.5 -55.8 -55.5 100mb Dewpt(C): -90.7 -90.7 -89.9 -90.0 -89.1 -88.3 -81.9 -87.2 -87.6 -87.8 -83.4 -88.1 -88.8 -89.7 -89.5 100mb RH (%): 1 1 1 1 1 1 2 1 1 1 2 1 1 1 1 100mb Dir: 265 259 249 242 247 244 295 274 320 34 358 21 40 41 70 100mb Speed(kt): 19 20 15 21 15 18 9 4 8 9 8 13 11 13 7