Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 24, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.5 993.4 989.6 987.8 985.2 986.3 984.0 985.0 994.1 997.8 1000.0 1001.0 997.3 996.0 994.7 Mean SLP (mb): 1018.4 1017.6 1014.0 1011.7 1008.7 1010.5 1008.0 1009.1 1018.5 1022.5 1024.9 1025.7 1021.6 1020.5 1019.5 2m agl Tmp (F): 67.7 57.7 52.6 65.0 70.3 56.9 56.7 56.1 52.7 51.6 48.5 51.7 59.5 52.2 47.3 2m agl Dewpt(F): 54.1 51.7 51.1 52.9 52.0 54.5 53.9 52.4 51.3 48.9 45.0 45.8 43.0 41.4 37.7 2m agl RH (%): 61 80 95 64 51 91 90 87 95 90 88 80 54 66 69 10m agl Dir: 301 344 56 131 201 220 150 188 240 246 273 268 341 6 37 10m agl Spd(kt): 5 2 3 2 4 6 5 15 10 5 3 2 6 3 4 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.10 0.23 0.08 0.53 0.06 0.02 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.10 0.32 0.40 0.93 0.99 1.02 1.02 1.02 1.02 1.02 Sfc CAPE (J/kg): 14.9 0.0 0.0 0.0 0.0 5.8 33.6 157.0 116.9 106.6 19.7 29.7 1.8 0.0 0.0 Sfc CINH (J/kg): 0.0 -0.1 0.0 0.0 0.0 -0.7 -16.8 -6.6 0.0 -0.4 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 110.7 115.5 146.1 139.3 159.2 95.9 146.2 157.9 59.8 98.1 42.7 -3.8 25.3 57.3 45.4 Precip H20 (in): 0.90 0.82 0.90 1.02 1.01 1.29 0.75 0.85 0.82 0.60 0.46 0.41 0.47 0.41 0.37 Lifted Index(C): 4.9 7.0 8.3 6.2 4.1 2.3 0.6 -2.0 2.4 10.1 14.1 11.7 8.4 8.5 9.8 700mb VV(-ub/s): -0.2 -0.9 1.4 0.6 2.9 13.3 6.8 3.9 2.1 2.1 -3.8 -2.1 0.0 -0.7 -0.3 Thk1000-500mb(m)5591.0 5610.7 5626.8 5632.3 5626.1 5571.0 5519.0 5477.1 5445.8 5441.9 5465.1 5478.6 5511.7 5517.2 5511.3 Thk1000-850mb(m)1365.6 1363.2 1367.4 1374.2 1382.5 1357.6 1354.8 1349.2 1337.7 1332.1 1322.6 1323.7 1342.1 1347.1 1346.9 Thk850-700mb(m):1586.5 1594.9 1599.2 1601.4 1601.5 1583.3 1572.4 1560.7 1545.3 1537.9 1543.1 1557.2 1566.0 1569.6 1568.6 SWEAT Index: 79.3 74.2 58.8 79.5 154.9 210.6 172.7 382.7 118.1 97.3 62.6 47.2 40.7 36.2 31.9 Total Totals Idx 36.1 36.3 30.8 28.3 40.3 44.8 46.2 56.5 47.4 33.5 27.9 31.7 35.1 29.6 28.0 Frz Hgt(ft amsl) 11409 11808 12688 12263 11554 10119 9434 7775 6201 5777 5382 8531 9282 9465 9324 0WetBlbHgt(amsl) 8241 9177 10152 11093 10757 10103 7003 7468 6081 5666 4581 4560 5209 4754 4512 Equil Prs (mb): 796 993 990 988 985 986 547 421 647 692 842 840 997 996 995 Equil Hgt(amsl): 6769 26 26 26 26 26 16112 22258 11983 10305 5246 5353 26 26 26 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 -0.06 0.14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 37.5 43.0 45.5 46.4 54.8 27.4 34.6 32.2 26.3 23.9 22.9 22.5 40.8 44.0 48.1 Showalter Index: 8.5 8.3 11.3 12.0 5.8 2.4 3.9 -1.6 4.4 11.8 15.5 13.7 11.1 12.1 11.7 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 2.1 1.8 -0.4 0.0 0.0 0.0 4.2 -999.9 -999.9 -999.9 Storm Dir (deg): 272 262 241 239 238 237 235 250 305 322 337 357 354 102 215 Storm Spd (kts): 12 12 14 18 25 26 26 23 21 18 15 9 7 5 7 2m HeatIndex(F): 68 58 53 65 70 57 57 56 53 52 48 52 59 52 47 2m WindChill(F): 68 58 53 65 70 57 57 56 53 52 48 52 59 52 47 1000mb GPH (m): 157 148 116 99 75 88 67 76 154 186 204 212 181 170 160 950mb GPH (m): 594 581 549 535 516 519 499 507 581 612 626 635 611 598 587 950mb Temp (C): 14.5 14.0 14.6 15.9 17.9 11.2 12.2 10.7 8.6 7.7 5.5 5.9 10.5 11.0 10.9 950mb Dewpt(C): 11.4 10.7 9.5 9.2 9.7 10.9 11.5 10.6 8.4 7.4 5.0 4.5 4.7 3.7 0.2 950mb RH (%): 81 80 71 64 57 98 95 99 98 98 96 91 67 60 47 950mb Dir: 305 348 63 113 195 222 185 192 247 267 298 301 347 35 73 950mb Speed(kt): 5 6 4 6 5 10 14 27 22 13 6 2 9 10 13 900mb GPH (m): 1048 1035 1005 993 976 970 951 956 1026 1055 1066 1075 1058 1047 1036 900mb Temp (C): 10.6 11.7 13.3 14.2 15.4 10.2 9.3 7.9 5.8 4.4 2.8 3.2 6.1 8.4 9.2 900mb Dewpt(C): 7.6 4.4 1.6 4.0 -0.6 9.8 7.8 7.7 5.5 4.1 1.7 1.3 3.8 -1.1 -8.5 900mb RH (%): 81 60 44 50 33 97 90 98 99 98 92 87 85 51 27 900mb Dir: 314 320 140 184 202 212 200 208 274 297 310 350 356 80 84 900mb Speed(kt): 4 2 5 9 17 19 30 42 29 16 11 9 9 11 16 850mb GPH (m): 1522 1511 1484 1473 1457 1445 1422 1425 1491 1518 1527 1535 1523 1517 1506 850mb Temp (C): 8.3 9.2 11.8 12.8 12.3 8.8 6.0 5.2 2.4 1.5 0.2 0.5 3.7 6.6 7.2 850mb Dewpt(C): 3.0 2.6 -3.7 -9.4 2.2 8.5 3.4 5.1 2.2 1.2 -2.0 -3.0 -3.7 -13.6 -17.7 850mb RH (%): 69 63 33 20 49 98 83 99 98 98 85 77 58 22 15 850mb Dir: 235 218 184 204 211 226 202 220 293 286 301 353 53 104 85 850mb Speed(kt): 2 6 11 19 23 29 31 40 32 17 14 14 12 11 8 800mb GPH (m): 2021 2012 1988 1979 1963 1945 1917 1919 1979 2004 2011 2024 2016 2012 2001 800mb Temp (C): 6.0 9.1 9.8 9.3 9.8 6.0 4.0 2.7 -0.5 -1.5 -0.6 3.0 5.0 4.9 4.5 800mb Dewpt(C): 3.4 -13.1 -7.6 2.0 -0.7 5.7 -0.1 1.5 -1.1 -2.0 -15.1 -25.8 -31.4 -30.6 -21.2 800mb RH (%): 83 19 28 59 48 98 74 92 96 96 33 10 5 6 14 800mb Dir: 220 211 196 207 207 224 201 225 291 282 315 347 39 94 57 800mb Speed(kt): 12 17 15 21 29 31 31 40 33 19 19 17 10 5 5 750mb GPH (m): 2549 2544 2521 2511 2496 2471 2440 2438 2492 2515 2525 2544 2538 2534 2523 750mb Temp (C): 5.4 6.5 6.0 6.5 6.7 3.2 2.6 -0.4 -2.7 -4.4 -2.3 0.3 1.5 1.9 1.8 750mb Dewpt(C): -7.7 -5.8 -0.8 -0.1 2.1 3.0 -11.7 -1.5 -3.1 -5.7 -19.2 -31.9 -36.1 -37.8 -39.1 750mb RH (%): 38 41 62 62 72 99 34 92 97 91 26 7 4 4 3 750mb Dir: 220 213 203 213 208 209 210 224 285 284 324 349 23 79 30 750mb Speed(kt): 19 20 19 22 34 36 32 38 33 19 22 16 8 2 4 700mb GPH (m): 3109 3106 3083 3075 3059 3029 2994 2986 3037 3056 3070 3093 3089 3087 3075 700mb Temp (C): 2.3 2.8 3.4 4.0 3.1 0.3 -0.7 -4.2 -5.5 -6.5 -4.5 -2.6 -1.4 -1.1 -1.3 700mb Dewpt(C): -10.9 -5.1 -3.3 -0.6 0.6 0.2 -16.9 -6.3 -6.9 -20.6 -35.7 -39.6 -45.5 -42.1 -42.7 700mb RH (%): 37 56 62 72 84 100 28 85 90 32 7 4 2 3 3 700mb Dir: 230 214 205 215 208 202 211 224 285 295 323 348 354 135 313 700mb Speed(kt): 18 20 24 26 40 43 37 33 33 24 23 12 5 1 3 650mb GPH (m): 3703 3702 3681 3673 3655 3620 3581 3568 3615 3631 3650 3676 3675 3673 3661 650mb Temp (C): -1.4 -0.6 1.0 0.3 -0.9 -2.8 -5.0 -6.7 -8.6 -9.2 -7.1 -5.5 -4.4 -4.2 -4.3 650mb Dewpt(C): -11.8 -7.5 -4.9 -3.5 -5.9 -2.8 -16.4 -9.3 -11.8 -40.2 -46.9 -44.3 -42.1 -35.2 -24.5 650mb RH (%): 45 60 65 75 69 100 41 82 78 7 3 3 4 7 19 650mb Dir: 238 221 210 213 210 197 211 225 283 298 321 340 289 214 256 650mb Speed(kt): 20 20 28 34 45 50 39 29 32 30 25 10 4 2 7 600mb GPH (m): 4336 4338 4320 4312 4290 4251 4204 4187 4231 4246 4271 4299 4301 4299 4287 600mb Temp (C): -5.0 -3.1 -2.4 -2.8 -4.5 -6.2 -9.2 -11.4 -12.0 -12.1 -8.5 -8.5 -7.5 -7.9 -8.9 600mb Dewpt(C): -13.6 -21.4 -8.1 -6.4 -11.8 -6.5 -20.2 -24.0 -15.4 -49.8 -50.4 -41.3 -26.8 -14.8 -10.7 600mb RH (%): 51 23 65 76 57 98 41 35 76 3 2 5 20 58 87 600mb Dir: 245 236 215 213 209 200 214 226 274 297 315 319 268 273 240 600mb Speed(kt): 24 24 31 40 51 54 40 27 30 34 28 11 10 6 11 550mb GPH (m): 5015 5023 5006 4996 4969 4929 4871 4847 4891 4907 4942 4969 4972 4968 4955 550mb Temp (C): -8.6 -6.8 -6.5 -7.3 -8.6 -9.3 -14.2 -16.5 -16.7 -14.2 -10.5 -12.0 -12.2 -13.2 -13.7 550mb Dewpt(C): -17.9 -16.9 -12.3 -11.4 -14.4 -10.2 -25.1 -26.7 -20.3 -55.4 -37.7 -26.1 -21.2 -17.0 -15.4 550mb RH (%): 47 45 63 72 63 94 40 42 74 2 9 30 47 73 87 550mb Dir: 247 244 224 212 207 205 212 233 266 295 299 298 266 265 248 550mb Speed(kt): 32 30 35 41 54 50 45 25 30 41 31 15 14 10 13 500mb GPH (m): 5748 5759 5743 5731 5701 5659 5586 5553 5599 5628 5669 5690 5693 5687 5671 500mb Temp (C): -12.4 -12.3 -11.3 -12.4 -12.9 -13.8 -18.4 -23.1 -21.4 -15.4 -14.8 -17.1 -17.5 -18.3 -19.3 500mb Dewpt(C): -25.1 -26.1 -18.1 -14.5 -14.6 -15.2 -27.5 -28.4 -25.0 -54.3 -27.2 -29.7 -23.2 -22.1 -21.2 500mb RH (%): 35 31 57 84 87 89 45 62 73 2 35 33 62 73 85 500mb Dir: 240 240 231 210 211 202 205 240 252 298 281 277 259 246 249 500mb Speed(kt): 39 30 36 42 56 51 69 25 27 50 34 18 18 14 15 450mb GPH (m): 6544 6555 6542 6528 6498 6453 6367 6319 6369 6417 6455 6472 6472 6464 6445 450mb Temp (C): -17.8 -17.9 -17.3 -17.4 -17.6 -18.0 -22.7 -27.4 -26.5 -19.5 -21.5 -22.2 -23.5 -23.8 -25.2 450mb Dewpt(C): -30.2 -27.6 -22.5 -19.2 -19.4 -19.7 -28.3 -43.9 -29.0 -50.7 -32.9 -40.0 -26.4 -26.8 -28.8 450mb RH (%): 34 43 64 86 85 86 61 21 80 5 36 19 77 77 72 450mb Dir: 237 236 229 211 215 197 188 257 234 299 274 262 251 244 246 450mb Speed(kt): 38 33 39 44 49 59 81 24 25 55 39 24 23 20 18 400mb GPH (m): 7412 7424 7413 7400 7369 7322 7218 7155 7209 7280 7311 7325 7322 7312 7289 400mb Temp (C): -24.8 -24.0 -23.8 -23.7 -23.7 -24.6 -29.5 -33.4 -31.6 -26.1 -28.5 -29.1 -29.5 -30.6 -31.9 400mb Dewpt(C): -33.1 -31.6 -30.5 -26.1 -26.1 -26.9 -36.9 -48.4 -47.6 -44.9 -35.0 -38.9 -32.9 -33.4 -38.7 400mb RH (%): 47 50 55 81 81 81 50 22 20 16 55 40 73 77 52 400mb Dir: 245 241 226 211 212 197 179 268 246 295 262 256 241 235 236 400mb Speed(kt): 41 43 43 47 51 61 92 25 38 56 44 29 31 23 23 350mb GPH (m): 8367 8382 8373 8360 8332 8278 8156 8079 8147 8229 8251 8263 8259 8244 8217 350mb Temp (C): -32.6 -32.0 -31.2 -30.7 -30.4 -31.9 -36.4 -39.6 -34.7 -34.3 -36.7 -37.0 -37.0 -39.0 -38.2 350mb Dewpt(C): -48.2 -40.7 -35.4 -33.7 -33.3 -35.0 -55.0 -58.2 -63.1 -51.3 -40.3 -46.2 -41.9 -42.3 -50.6 350mb RH (%): 21 43 67 75 76 75 14 14 5 18 70 40 61 71 27 350mb Dir: 254 245 226 214 208 193 177 243 269 281 257 253 236 233 235 350mb Speed(kt): 51 43 44 49 54 67 89 27 55 52 48 29 34 30 27 300mb GPH (m): 9433 9453 9446 9437 9408 9348 9207 9125 9213 9284 9296 9308 9306 9285 9265 300mb Temp (C): -41.3 -40.2 -39.9 -38.8 -39.4 -41.1 -43.8 -42.1 -38.3 -43.3 -45.6 -45.6 -45.6 -45.0 -43.7 300mb Dewpt(C): -53.4 -52.5 -46.0 -42.2 -42.8 -44.5 -66.7 -66.6 -66.2 -53.3 -50.1 -54.4 -49.1 -56.3 -60.1 300mb RH (%): 28 27 53 71 71 70 7 6 4 34 62 38 69 29 16 300mb Dir: 256 248 227 216 209 189 184 233 274 275 254 247 237 233 250 300mb Speed(kt): 61 51 44 51 57 80 88 34 69 52 50 30 42 36 27 250mb GPH (m): 10644 10667 10663 10659 10625 10560 10414 10354 10452 10491 10491 10504 10500 10490 10476 250mb Temp (C): -51.3 -50.9 -50.3 -49.6 -50.3 -51.0 -49.5 -42.8 -44.7 -49.7 -50.8 -50.9 -51.0 -49.1 -47.9 250mb Dewpt(C): -57.2 -60.4 -56.8 -53.1 -54.1 -54.7 -69.4 -70.6 -65.1 -62.4 -62.3 -61.1 -62.6 -65.0 -66.1 250mb RH (%): 51 33 48 67 66 66 9 4 10 23 26 31 26 16 12 250mb Dir: 249 255 223 213 207 191 188 231 271 264 254 242 239 239 265 250mb Speed(kt): 75 49 56 58 59 90 83 42 69 46 51 44 48 39 27 200mb GPH (m): 12051 12080 12078 12077 12041 11980 11871 11853 11931 11953 11948 11954 11950 11947 11940 200mb Temp (C): -63.5 -62.1 -61.7 -62.1 -61.9 -58.2 -49.5 -45.2 -46.1 -47.9 -49.0 -51.2 -50.9 -50.5 -49.3 200mb Dewpt(C): -68.4 -66.9 -66.6 -65.3 -64.6 -68.5 -76.3 -82.2 -83.0 -79.1 -75.2 -74.2 -75.4 -75.0 -75.6 200mb RH (%): 54 55 54 67 71 28 4 1 1 2 4 6 5 5 4 200mb Dir: 253 274 242 216 205 195 201 239 272 257 256 243 241 250 270 200mb Speed(kt): 76 62 54 60 67 79 64 43 57 48 54 50 49 40 30 150mb GPH (m): 13823 13840 13846 13850 13831 13803 13751 13751 13815 13839 13831 13827 13820 13819 13821 150mb Temp (C): -57.9 -61.3 -61.5 -59.8 -56.9 -54.5 -50.4 -48.8 -52.9 -50.9 -50.2 -50.7 -50.9 -50.9 -50.7 150mb Dewpt(C): -80.5 -78.7 -78.2 -81.1 -81.6 -84.3 -85.8 -84.7 -82.8 -86.2 -85.7 -86.1 -86.2 -86.2 -86.0 150mb RH (%): 5 10 11 6 4 2 1 1 2 1 1 1 1 1 1 150mb Dir: 255 251 239 225 216 211 216 244 272 258 252 248 247 261 281 150mb Speed(kt): 50 46 51 48 48 51 44 42 45 44 46 42 44 35 35 100mb GPH (m): 16395 16406 16400 16404 16416 16406 16386 16393 16415 16438 16439 16440 16436 16442 16433 100mb Temp (C): -55.5 -54.5 -56.5 -56.6 -54.4 -53.0 -52.3 -52.3 -53.7 -55.3 -56.0 -55.3 -55.2 -54.0 -54.9 100mb Dewpt(C): -89.3 -88.8 -85.7 -85.8 -88.7 -87.7 -87.2 -87.2 -88.2 -89.4 -89.9 -89.4 -89.2 -88.4 -89.1 100mb RH (%): 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 100mb Dir: 233 235 237 228 216 218 224 234 257 273 262 245 254 262 279 100mb Speed(kt): 40 39 38 32 39 35 35 30 32 27 23 29 31 25 26