Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z OCT 26, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.0 992.6 991.4 991.5 992.4 992.5 992.6 991.0 990.4 991.8 992.5 993.3 992.5 992.1 990.7 Mean SLP (mb): 1015.6 1017.2 1015.9 1016.0 1017.0 1017.1 1017.2 1015.7 1015.1 1016.5 1017.3 1018.2 1017.4 1016.9 1015.4 2m agl Tmp (F): 48.6 49.7 50.5 50.4 49.6 49.5 50.1 46.3 45.8 45.7 46.5 44.5 43.4 46.2 48.3 2m agl Dewpt(F): 47.3 48.4 49.4 49.9 48.9 49.0 41.2 44.3 45.0 44.2 43.0 42.7 41.1 39.8 38.6 2m agl RH (%): 95 95 96 98 98 98 71 93 97 94 87 93 91 78 69 10m agl Dir: 115 165 180 222 262 234 262 202 223 221 200 181 157 146 209 10m agl Spd(kt): 4 7 5 6 4 6 6 11 7 9 6 6 6 5 3 6hr Precip (in): 0.00 0.13 0.13 0.11 0.10 0.10 0.05 0.03 0.29 0.15 0.12 0.05 0.03 0.07 0.02 AccumPrecip(in): 0.00 0.13 0.26 0.38 0.48 0.57 0.62 0.65 0.94 1.08 1.20 1.25 1.28 1.35 1.37 Sfc CAPE (J/kg): 24.5 43.1 38.7 63.7 157.1 161.8 38.6 17.8 136.6 166.4 153.4 87.2 15.8 41.2 92.4 Sfc CINH (J/kg): -20.9 -8.4 -5.1 -2.4 0.0 0.0 0.0 -19.3 0.0 0.0 0.0 -0.1 0.0 -5.3 -1.6 0-3km Hel(J/kg): 107.7 80.0 94.0 65.6 45.5 40.9 76.2 224.6 101.6 127.5 92.2 85.8 94.8 31.0 26.8 Precip H20 (in): 0.75 0.75 0.74 0.72 0.72 0.71 0.51 0.59 0.52 0.55 0.53 0.50 0.52 0.47 0.49 Lifted Index(C): -0.3 0.4 1.3 1.6 1.7 2.3 9.2 8.5 6.5 6.8 5.7 7.5 6.7 4.9 0.1 700mb VV(-ub/s): 8.3 4.4 2.9 1.8 0.3 -2.3 2.5 8.5 7.4 7.7 5.2 -1.3 -1.2 -0.7 -0.6 Thk1000-500mb(m)5404.4 5403.6 5427.5 5426.7 5395.8 5397.6 5412.3 5381.9 5353.9 5337.3 5334.5 5334.1 5326.9 5314.8 5308.7 Thk1000-850mb(m)1334.1 1331.0 1335.9 1335.9 1329.7 1330.6 1322.7 1321.7 1319.7 1318.1 1317.9 1314.5 1313.1 1314.2 1317.5 Thk850-700mb(m):1540.4 1539.8 1543.3 1542.3 1536.3 1536.6 1525.9 1529.1 1521.7 1518.7 1517.1 1515.0 1516.3 1513.8 1514.8 SWEAT Index: 208.3 162.3 130.9 95.1 116.7 83.3 74.5 215.4 115.1 105.0 142.9 195.3 187.7 186.1 215.8 Total Totals Idx 56.0 54.4 51.5 50.1 51.8 49.8 38.6 41.1 43.1 43.3 44.9 43.0 46.8 49.4 57.1 Frz Hgt(ft amsl) 6006 5758 6215 5854 5640 5510 4354 4661 4286 4073 4061 3740 3816 3621 3815 0WetBlbHgt(amsl) 5955 5658 6124 5779 5563 5382 4180 4603 4142 4012 3871 3692 3763 3431 3691 Equil Prs (mb): 653 437 681 692 540 567 733 642 601 570 580 630 626 578 493 Equil Hgt(amsl): 11606 21307 10579 10181 16313 15137 8627 11947 13521 14790 14414 12373 12532 14416 18158 Hail Size(in): 0.00 0.00 0.00 0.01 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: 21.1 21.7 20.5 21.7 21.9 25.1 24.8 25.0 25.4 29.3 28.7 21.3 20.9 28.7 31.1 Showalter Index: 0.2 1.5 2.3 3.2 2.6 3.7 10.5 8.8 8.2 8.3 7.6 8.8 6.7 5.8 1.7 Cap Strength(C): 1.1 0.0 0.5 0.3 -1.0 -0.9 -0.8 0.3 -1.4 -1.3 -1.5 -0.9 0.0 -0.7 0.0 Storm Dir (deg): 247 251 298 292 310 303 316 292 300 293 287 272 260 233 241 Storm Spd (kts): 10 10 12 10 11 13 18 27 25 23 17 17 16 12 11 2m HeatIndex(F): 49 50 50 50 50 49 50 46 46 46 46 45 43 46 48 2m WindChill(F): 49 50 50 50 50 49 50 46 46 46 46 45 43 46 48 1000mb GPH (m): 128 142 132 132 140 141 142 129 124 135 142 148 142 138 127 950mb GPH (m): 553 566 558 558 565 566 566 551 545 557 563 568 560 558 549 950mb Temp (C): 7.7 7.6 8.5 8.5 6.9 7.5 6.3 5.4 5.2 4.9 5.0 4.5 3.6 4.3 5.3 950mb Dewpt(C): 7.4 7.4 8.4 8.3 6.6 7.2 3.6 5.2 5.0 4.5 3.9 4.2 3.5 1.6 2.4 950mb RH (%): 98 98 99 99 98 99 83 98 98 97 92 98 99 83 82 950mb Dir: 181 185 211 236 280 249 265 209 233 226 213 200 177 163 201 950mb Speed(kt): 12 19 14 18 11 15 9 23 18 20 15 17 15 10 4 900mb GPH (m): 997 1010 1002 1004 1007 1009 1006 991 985 995 1002 1006 997 996 987 900mb Temp (C): 5.6 4.6 5.3 5.6 4.0 4.3 2.0 2.5 2.0 1.7 1.6 0.9 1.0 0.8 1.2 900mb Dewpt(C): 5.3 4.3 5.0 5.3 3.7 4.1 1.7 2.2 1.6 1.4 1.1 0.7 0.8 -0.1 1.0 900mb RH (%): 98 98 98 98 98 98 98 98 97 98 96 99 98 93 99 900mb Dir: 208 201 248 264 285 259 269 229 262 255 230 210 200 190 188 900mb Speed(kt): 21 20 16 12 14 15 12 29 16 22 15 18 17 16 5 850mb GPH (m): 1462 1473 1467 1468 1470 1472 1465 1451 1444 1454 1459 1463 1455 1452 1444 850mb Temp (C): 2.3 1.4 2.5 2.1 1.5 1.3 -0.9 -0.2 -0.9 -1.5 -1.5 -2.1 -1.8 -2.6 -1.9 850mb Dewpt(C): 2.1 0.9 2.1 1.9 1.3 1.0 -1.8 -0.4 -1.5 -1.7 -2.7 -2.3 -1.9 -3.0 -3.5 850mb RH (%): 98 97 97 98 98 98 93 99 95 98 91 99 99 97 88 850mb Dir: 217 211 251 252 285 255 282 247 269 265 249 221 207 184 194 850mb Speed(kt): 16 17 14 14 13 15 17 29 22 21 15 18 18 16 11 800mb GPH (m): 1949 1959 1955 1955 1956 1957 1946 1934 1925 1934 1939 1942 1934 1931 1924 800mb Temp (C): -0.8 -1.0 -0.4 -1.2 -1.4 -1.7 -3.5 -2.4 -3.9 -4.4 -4.8 -5.0 -4.8 -5.1 -4.8 800mb Dewpt(C): -0.9 -1.1 -0.7 -1.5 -1.8 -2.6 -6.1 -2.7 -4.3 -4.7 -5.5 -5.2 -5.1 -5.5 -6.5 800mb RH (%): 99 99 98 97 98 94 82 98 97 98 95 98 98 97 88 800mb Dir: 216 217 244 243 280 255 275 251 265 260 252 224 211 188 186 800mb Speed(kt): 17 15 14 14 14 14 21 29 26 22 18 18 17 15 14 750mb GPH (m): 2462 2471 2469 2468 2467 2468 2453 2443 2431 2439 2444 2446 2439 2435 2428 750mb Temp (C): -3.8 -3.8 -3.3 -3.4 -4.9 -4.3 -6.8 -5.8 -7.3 -7.7 -8.0 -8.1 -8.1 -8.2 -8.4 750mb Dewpt(C): -4.1 -4.1 -3.8 -4.3 -5.1 -5.0 -7.2 -6.0 -7.8 -7.9 -8.4 -8.8 -9.0 -9.6 -10.8 750mb RH (%): 97 98 96 94 98 95 97 99 96 98 98 95 93 90 83 750mb Dir: 221 224 246 245 279 261 268 257 265 261 257 230 219 187 178 750mb Speed(kt): 15 14 14 12 14 15 24 29 27 24 18 16 14 13 14 700mb GPH (m): 3003 3012 3011 3011 3006 3008 2991 2980 2965 2972 2977 2978 2971 2966 2959 700mb Temp (C): -7.8 -6.9 -6.5 -6.1 -8.0 -7.9 -7.3 -9.7 -10.7 -11.1 -11.5 -12.4 -12.0 -12.3 -11.8 700mb Dewpt(C): -8.4 -7.3 -8.1 -11.1 -8.7 -8.8 -19.3 -9.9 -15.1 -11.3 -11.7 -13.9 -12.9 -15.0 -15.6 700mb RH (%): 95 96 88 68 95 93 38 98 71 98 99 89 93 80 74 700mb Dir: 232 230 253 268 284 263 263 265 262 261 260 243 235 177 194 700mb Speed(kt): 14 13 14 11 16 18 28 32 29 27 21 13 13 9 10 650mb GPH (m): 3575 3587 3587 3587 3578 3580 3565 3547 3530 3536 3540 3540 3534 3528 3522 650mb Temp (C): -11.4 -10.5 -9.5 -9.4 -11.7 -12.3 -9.6 -13.9 -14.9 -15.6 -15.8 -15.5 -16.2 -16.3 -15.8 650mb Dewpt(C): -13.1 -11.1 -14.0 -18.7 -13.1 -13.8 -20.9 -15.6 -25.7 -16.3 -17.1 -24.7 -17.1 -20.6 -17.8 650mb RH (%): 88 95 70 47 90 88 40 87 40 94 90 46 93 70 84 650mb Dir: 238 239 270 283 286 266 276 274 272 263 258 256 248 192 226 650mb Speed(kt): 13 12 13 12 18 20 28 37 30 28 21 17 16 9 9 600mb GPH (m): 4183 4197 4200 4200 4186 4186 4180 4151 4131 4134 4137 4140 4130 4124 4119 600mb Temp (C): -15.5 -15.0 -13.4 -13.4 -15.9 -16.2 -11.6 -15.5 -17.9 -20.0 -19.7 -18.5 -20.1 -20.8 -21.1 600mb Dewpt(C): -18.1 -16.6 -24.6 -24.7 -19.1 -19.9 -32.0 -29.7 -39.0 -26.5 -30.3 -37.9 -25.7 -27.9 -21.9 600mb RH (%): 81 88 39 39 77 73 17 29 15 57 39 17 62 54 93 600mb Dir: 232 249 288 285 280 281 296 277 269 268 263 254 252 211 234 600mb Speed(kt): 13 11 16 12 18 19 32 47 43 33 25 19 24 12 16 550mb GPH (m): 4834 4848 4856 4856 4836 4836 4842 4804 4778 4774 4780 4783 4772 4763 4755 550mb Temp (C): -20.1 -20.0 -18.2 -18.4 -20.0 -19.1 -15.0 -18.2 -20.9 -22.3 -22.1 -21.5 -21.9 -23.9 -26.1 550mb Dewpt(C): -22.2 -22.7 -30.9 -33.7 -22.2 -24.2 -36.0 -49.0 -51.5 -44.8 -44.0 -45.3 -43.3 -39.4 -27.4 550mb RH (%): 84 79 33 26 83 65 15 5 5 12 13 11 13 24 89 550mb Dir: 228 263 302 278 275 300 308 276 273 269 271 259 246 221 227 550mb Speed(kt): 12 10 18 15 18 22 38 56 51 45 31 31 36 24 22 500mb GPH (m): 5532 5545 5559 5559 5536 5539 5554 5511 5478 5473 5476 5482 5468 5453 5435 500mb Temp (C): -25.8 -26.0 -23.5 -23.1 -24.5 -23.8 -20.7 -20.8 -22.8 -23.2 -24.6 -23.6 -25.2 -27.5 -31.3 500mb Dewpt(C): -27.7 -30.1 -36.5 -27.8 -27.5 -28.6 -33.8 -59.3 -55.6 -55.9 -49.4 -54.4 -49.7 -43.5 -35.2 500mb RH (%): 84 70 30 66 77 65 31 2 4 4 9 5 9 21 69 500mb Dir: 220 276 309 274 273 307 306 280 283 274 269 262 245 227 223 500mb Speed(kt): 11 9 27 22 19 25 41 65 71 63 45 53 50 36 30 450mb GPH (m): 6286 6298 6323 6323 6292 6300 6324 6283 6246 6240 6238 6246 6227 6205 6179 450mb Temp (C): -32.0 -32.6 -26.1 -28.7 -31.5 -28.3 -26.2 -25.0 -25.9 -26.1 -27.7 -27.7 -29.3 -31.0 -32.9 450mb Dewpt(C): -35.4 -36.2 -46.5 -28.9 -32.4 -38.0 -36.5 -52.6 -53.6 -56.9 -58.0 -55.3 -51.9 -51.0 -53.2 450mb RH (%): 72 71 14 98 92 40 39 7 6 4 4 6 10 13 12 450mb Dir: 198 276 312 275 277 322 304 286 283 275 272 261 241 229 218 450mb Speed(kt): 14 10 45 28 17 27 41 78 90 81 65 70 65 56 52 400mb GPH (m): 7106 7114 7172 7157 7117 7135 7165 7127 7088 7082 7076 7081 7057 7031 7000 400mb Temp (C): -38.3 -38.8 -29.0 -33.0 -35.4 -33.5 -31.9 -31.4 -31.8 -31.4 -32.4 -33.8 -35.1 -35.6 -37.3 400mb Dewpt(C): -43.0 -45.1 -39.1 -40.2 -51.9 -52.5 -44.0 -54.4 -57.2 -61.9 -62.1 -55.9 -53.2 -55.0 -56.7 400mb RH (%): 62 52 38 50 18 14 30 9 7 4 4 10 15 13 13 400mb Dir: 184 295 311 269 285 342 306 287 282 273 273 259 240 228 219 400mb Speed(kt): 23 14 71 32 21 34 42 83 95 89 83 75 72 73 68 350mb GPH (m): 8015 8029 8110 8084 8035 8058 8095 8056 8019 8013 8003 8002 7974 7947 7911 350mb Temp (C): -41.5 -38.5 -36.3 -38.5 -40.3 -39.9 -38.5 -38.5 -38.2 -38.2 -39.2 -40.8 -41.6 -42.0 -42.2 350mb Dewpt(C): -57.1 -67.2 -45.1 -61.6 -62.1 -52.6 -59.8 -64.5 -55.3 -56.1 -54.6 -56.6 -60.5 -59.0 -59.3 350mb RH (%): 19 4 41 8 9 26 10 6 16 15 19 18 12 16 15 350mb Dir: 186 314 306 272 279 349 316 288 280 268 271 258 241 228 221 350mb Speed(kt): 19 28 74 43 24 41 52 83 98 90 87 74 76 82 75 300mb GPH (m): 9058 9081 9164 9131 9076 9094 9136 9098 9063 9057 9043 9035 9003 8975 8943 300mb Temp (C): -42.4 -42.1 -43.3 -43.8 -44.4 -46.5 -46.7 -46.0 -45.4 -45.4 -46.3 -47.4 -48.1 -48.1 -46.6 300mb Dewpt(C): -69.3 -70.2 -52.6 -67.5 -66.3 -58.6 -58.2 -63.2 -60.7 -59.3 -60.9 -59.2 -61.7 -63.7 -64.5 300mb RH (%): 4 4 37 7 8 26 28 14 18 21 19 26 21 17 13 300mb Dir: 236 317 304 271 274 344 315 286 280 266 267 255 243 231 223 300mb Speed(kt): 13 36 85 55 31 41 51 84 102 87 82 71 79 80 76 250mb GPH (m): 10284 10304 10370 10341 10287 10291 10323 10291 10254 10251 10235 10223 10187 10164 10143 250mb Temp (C): -44.4 -45.2 -50.4 -49.3 -47.9 -50.4 -54.1 -52.4 -53.9 -53.5 -53.0 -53.3 -53.2 -51.4 -49.0 250mb Dewpt(C): -74.4 -76.4 -64.4 -69.5 -70.6 -66.7 -65.6 -66.3 -65.7 -65.6 -66.2 -65.0 -64.9 -68.2 -72.6 250mb RH (%): 3 2 20 9 7 15 25 19 25 24 21 25 25 13 6 250mb Dir: 270 313 304 276 265 331 313 285 280 267 263 257 246 233 222 250mb Speed(kt): 16 36 80 59 37 33 53 80 97 85 76 68 71 66 55 200mb GPH (m): 11769 11781 11808 11785 11741 11731 11737 11718 11671 11668 11657 11646 11619 11610 11602 200mb Temp (C): -47.4 -48.8 -54.5 -54.0 -52.9 -54.4 -58.0 -55.8 -56.3 -56.7 -55.7 -54.9 -53.7 -51.5 -50.6 200mb Dewpt(C): -79.1 -80.3 -73.6 -73.3 -75.6 -72.8 -71.3 -70.9 -71.3 -71.4 -71.9 -73.3 -75.4 -77.8 -81.8 200mb RH (%): 2 2 9 9 6 10 19 16 16 16 13 10 7 4 2 200mb Dir: 252 310 300 274 275 304 297 282 275 271 265 257 250 237 234 200mb Speed(kt): 17 35 55 51 39 29 44 55 65 63 58 52 54 45 36 150mb GPH (m): 13656 13654 13647 13626 13590 13576 13562 13546 13518 13512 13501 13492 13472 13470 13468 150mb Temp (C): -51.3 -52.7 -54.9 -54.8 -53.6 -53.8 -55.2 -55.6 -52.1 -53.7 -53.9 -53.2 -52.1 -52.3 -51.9 150mb Dewpt(C): -86.5 -86.8 -84.7 -81.4 -80.8 -83.8 -81.9 -84.7 -87.1 -83.6 -83.8 -83.3 -86.3 -87.0 -86.9 150mb RH (%): 1 1 2 3 3 2 3 2 1 2 2 2 1 1 1 150mb Dir: 253 281 287 276 276 280 280 274 283 258 263 260 256 241 248 150mb Speed(kt): 20 19 29 33 32 27 32 39 31 33 37 38 30 27 19 100mb GPH (m): 16265 16251 16232 16208 16175 16168 16146 16135 16105 16105 16096 16096 16075 16079 16081 100mb Temp (C): -54.9 -55.5 -55.5 -55.4 -55.8 -55.2 -56.3 -55.3 -56.0 -53.8 -54.2 -54.4 -54.6 -54.3 -54.3 100mb Dewpt(C): -89.1 -89.5 -89.4 -85.0 -89.7 -89.3 -90.0 -89.3 -85.4 -88.3 -84.1 -88.7 -88.8 -88.6 -88.6 100mb RH (%): 1 1 1 2 1 1 1 1 2 1 2 1 1 1 1 100mb Dir: 242 257 257 266 282 264 278 276 263 260 259 270 257 272 251 100mb Speed(kt): 17 19 19 14 21 19 24 18 23 16 17 14 14 8 10