Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z OCT 27, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.8 991.9 991.0 991.4 992.6 992.0 989.9 992.3 992.9 993.9 993.6 993.1 990.2 989.0 988.8 Mean SLP (mb): 1016.2 1016.4 1015.5 1016.0 1017.3 1016.8 1014.6 1017.0 1017.6 1018.8 1018.6 1018.0 1014.8 1013.8 1013.8 2m agl Tmp (F): 51.4 51.3 50.9 50.3 49.4 46.1 45.2 46.2 48.2 45.0 43.7 46.4 50.0 44.3 42.9 2m agl Dewpt(F): 50.2 50.7 50.4 49.7 45.7 44.8 44.1 45.0 42.2 43.6 42.0 40.6 37.8 33.6 36.2 2m agl RH (%): 95 98 98 98 87 95 96 96 79 95 94 80 62 65 77 10m agl Dir: 189 217 242 224 275 202 209 230 198 196 183 148 78 79 102 10m agl Spd(kt): 5 6 3 4 6 9 11 7 6 6 5 3 3 5 4 6hr Precip (in): 0.00 0.13 0.14 0.10 0.13 0.06 0.27 0.19 0.11 0.08 0.03 0.01 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.13 0.27 0.37 0.50 0.56 0.82 1.01 1.12 1.20 1.23 1.23 1.24 1.24 1.24 Sfc CAPE (J/kg): 132.2 101.8 197.1 159.4 80.2 31.5 10.8 148.9 117.2 142.2 59.2 28.6 20.3 0.5 0.0 Sfc CINH (J/kg): 0.0 -1.3 0.0 0.0 0.0 -9.0 -0.1 0.0 0.0 0.0 -1.5 -0.1 -8.8 -2.2 -2.6 0-3km Hel(J/kg): 115.1 80.9 57.2 8.0 76.0 194.1 266.9 100.1 87.2 67.3 51.8 51.8 84.9 149.2 73.4 Precip H20 (in): 0.76 0.75 0.76 0.74 0.55 0.58 0.60 0.54 0.50 0.48 0.48 0.41 0.36 0.38 0.44 Lifted Index(C): 1.0 1.5 1.1 2.3 7.5 9.3 7.4 8.5 7.9 7.6 8.1 10.1 7.8 7.1 4.7 700mb VV(-ub/s): 3.9 3.6 1.1 0.4 4.0 0.6 15.0 9.9 5.7 0.5 -3.6 -0.8 1.1 0.6 -0.7 Thk1000-500mb(m)5420.8 5428.2 5412.1 5406.6 5414.1 5394.7 5386.4 5360.9 5351.1 5340.8 5335.5 5344.6 5364.6 5359.9 5335.7 Thk1000-850mb(m)1336.8 1338.3 1335.7 1335.0 1324.6 1320.8 1324.3 1318.6 1319.1 1314.4 1311.4 1312.5 1323.5 1323.1 1316.2 Thk850-700mb(m):1543.7 1544.8 1542.3 1539.8 1530.8 1527.8 1530.8 1520.5 1518.4 1514.3 1514.0 1514.6 1518.9 1520.4 1517.6 SWEAT Index: 261.5 112.1 130.3 89.8 85.5 222.9 144.2 108.2 91.9 181.4 75.3 73.0 62.4 78.1 95.8 Total Totals Idx 51.7 50.5 51.8 50.5 40.5 39.6 42.1 39.2 40.9 41.8 43.3 38.7 39.0 45.3 50.7 Frz Hgt(ft amsl) 6150 6336 6110 5952 4959 4653 5000 4131 4130 3865 3623 3464 4544 4715 4198 0WetBlbHgt(amsl) 6083 6121 5950 5869 4552 4575 4929 4054 3936 3727 3581 3078 3481 3982 3887 Equil Prs (mb): 529 539 512 532 713 679 990 615 614 635 659 674 695 989 989 Equil Hgt(amsl): 16879 16435 17589 16657 9372 10565 26 13007 13049 12204 11266 10707 9918 26 26 Hail Size(in): 0.00 0.04 0.01 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: 25.0 24.0 25.1 24.0 24.2 23.7 26.7 24.5 28.7 21.6 18.1 22.5 33.4 30.5 25.2 Showalter Index: 2.1 2.7 2.2 2.9 9.1 9.6 7.9 10.2 9.6 9.4 8.5 11.1 10.5 7.0 4.4 Cap Strength(C): -0.8 0.3 0.0 -1.2 -1.1 0.0 -999.9 0.0 0.0 -1.5 -0.6 -999.9 0.0 -999.9 -999.9 Storm Dir (deg): 290 292 292 298 311 297 291 298 287 275 272 258 241 215 211 Storm Spd (kts): 13 13 11 8 19 25 30 23 19 18 15 14 13 18 15 2m HeatIndex(F): 51 51 51 50 49 46 45 46 48 45 44 46 50 44 43 2m WindChill(F): 51 51 51 50 49 46 45 46 48 45 44 46 50 44 43 1000mb GPH (m): 135 136 128 132 142 137 120 140 145 153 151 147 122 113 112 950mb GPH (m): 561 563 554 558 566 559 541 561 567 573 570 567 546 534 531 950mb Temp (C): 8.6 9.0 8.3 8.0 6.1 5.2 5.5 5.1 5.3 4.2 3.2 3.9 6.4 6.6 4.8 950mb Dewpt(C): 8.3 8.6 8.1 7.7 5.8 5.0 5.1 4.7 4.0 3.9 2.9 2.2 1.8 -0.1 1.8 950mb RH (%): 98 98 98 98 98 99 98 97 91 98 98 89 72 62 81 950mb Dir: 206 226 247 233 280 211 213 240 205 207 194 148 84 99 109 950mb Speed(kt): 18 19 10 11 11 21 26 16 10 16 13 5 4 17 11 900mb GPH (m): 1006 1009 999 1002 1006 998 982 1000 1006 1010 1006 1003 986 975 969 900mb Temp (C): 5.6 5.9 5.4 5.4 2.8 2.4 3.7 1.7 1.7 1.2 0.6 0.3 2.8 3.4 1.9 900mb Dewpt(C): 5.3 5.6 5.2 5.2 1.7 2.0 3.5 1.5 1.1 0.6 0.4 -1.4 -2.4 -1.2 0.3 900mb RH (%): 98 98 98 99 92 97 98 98 95 96 99 88 68 71 90 900mb Dir: 230 244 266 253 284 230 236 267 218 217 210 142 86 124 189 900mb Speed(kt): 22 16 10 7 19 24 36 18 12 16 12 9 9 16 8 850mb GPH (m): 1471 1474 1464 1467 1467 1458 1444 1458 1464 1467 1462 1459 1445 1436 1428 850mb Temp (C): 2.6 2.7 2.4 2.3 0.3 -0.2 0.5 -1.3 -1.4 -2.0 -2.1 -2.4 -0.4 0.0 -0.9 850mb Dewpt(C): 2.4 2.3 2.1 2.0 -1.2 -0.5 0.2 -1.7 -2.4 -2.6 -2.3 -3.4 -6.8 -2.9 -1.6 850mb RH (%): 98 97 98 98 89 98 98 97 93 96 99 93 62 81 95 850mb Dir: 242 250 256 263 271 239 254 273 247 224 218 185 130 139 202 850mb Speed(kt): 17 14 14 9 21 23 35 19 14 15 12 6 6 14 8 800mb GPH (m): 1959 1962 1951 1954 1950 1941 1928 1939 1944 1947 1942 1938 1926 1918 1909 800mb Temp (C): -0.6 -0.2 -0.5 -0.9 -2.9 -3.0 -2.6 -4.2 -4.4 -5.0 -5.0 -4.8 -4.1 -3.9 -4.7 800mb Dewpt(C): -0.8 -1.0 -1.2 -1.3 -3.8 -3.2 -2.8 -4.5 -5.1 -5.5 -5.4 -7.3 -10.3 -4.7 -5.2 800mb RH (%): 98 94 95 97 93 99 98 97 95 96 97 83 62 94 96 800mb Dir: 253 255 253 263 261 247 265 270 253 233 223 193 152 158 191 800mb Speed(kt): 16 14 15 9 22 23 34 20 17 16 13 9 6 11 9 750mb GPH (m): 2473 2476 2465 2466 2459 2449 2437 2445 2449 2451 2446 2443 2431 2423 2413 750mb Temp (C): -3.1 -3.0 -3.7 -4.1 -5.4 -5.9 -5.7 -7.2 -7.7 -8.4 -8.6 -8.2 -7.9 -8.1 -8.1 750mb Dewpt(C): -3.4 -3.4 -4.0 -4.4 -7.6 -6.0 -5.9 -7.6 -8.4 -9.1 -9.4 -11.5 -14.5 -14.2 -13.8 750mb RH (%): 98 97 98 98 84 99 98 97 95 95 94 77 59 62 64 750mb Dir: 260 253 255 258 251 263 265 266 255 239 238 190 181 172 184 750mb Speed(kt): 15 16 16 12 24 25 33 22 20 15 11 8 7 15 14 700mb GPH (m): 3015 3019 3006 3007 2998 2986 2975 2979 2982 2982 2977 2974 2964 2956 2945 700mb Temp (C): -6.7 -6.6 -7.2 -7.3 -7.7 -10.0 -8.8 -10.8 -11.3 -12.3 -12.5 -11.5 -10.4 -10.7 -11.2 700mb Dewpt(C): -6.9 -7.6 -7.5 -7.7 -18.3 -10.1 -9.0 -11.1 -11.9 -14.7 -14.0 -22.6 -31.7 -34.0 -22.6 700mb RH (%): 98 93 98 97 43 100 98 97 95 82 89 40 16 13 39 700mb Dir: 263 258 263 253 256 276 262 261 256 246 262 205 200 186 181 700mb Speed(kt): 15 15 16 12 28 32 35 25 23 14 11 8 12 20 18 650mb GPH (m): 3590 3594 3579 3580 3571 3554 3544 3544 3546 3544 3539 3539 3531 3522 3510 650mb Temp (C): -10.8 -10.1 -11.4 -11.6 -9.9 -12.5 -13.4 -14.9 -15.3 -15.0 -15.2 -14.4 -13.6 -13.9 -14.6 650mb Dewpt(C): -12.8 -18.1 -12.4 -12.0 -25.6 -18.6 -16.5 -18.9 -23.2 -32.4 -24.8 -35.4 -37.4 -36.5 -26.5 650mb RH (%): 85 52 93 97 27 61 77 72 51 22 45 16 12 14 36 650mb Dir: 267 272 269 248 274 281 257 258 257 256 261 228 212 197 179 650mb Speed(kt): 13 18 17 11 27 36 39 32 25 21 17 15 18 25 20 600mb GPH (m): 4200 4206 4188 4187 4185 4163 4148 4145 4147 4146 4141 4141 4134 4125 4111 600mb Temp (C): -14.3 -13.6 -15.3 -15.9 -12.6 -13.3 -16.1 -17.2 -17.6 -17.7 -17.3 -17.4 -16.9 -17.1 -19.1 600mb Dewpt(C): -18.8 -28.3 -18.7 -18.4 -27.6 -38.7 -36.5 -49.5 -50.8 -44.3 -43.0 -38.3 -40.6 -38.9 -20.7 600mb RH (%): 69 29 76 81 28 10 16 5 4 8 9 15 12 14 87 600mb Dir: 279 279 267 260 290 281 263 266 261 255 252 236 219 203 179 600mb Speed(kt): 14 19 15 11 30 47 49 44 34 32 27 24 26 32 27 550mb GPH (m): 4853 4861 4839 4837 4845 4821 4799 4795 4794 4793 4788 4789 4784 4773 4754 550mb Temp (C): -18.9 -18.5 -19.7 -19.9 -15.6 -16.4 -18.7 -19.0 -20.3 -20.4 -20.8 -20.1 -19.3 -20.4 -22.4 550mb Dewpt(C): -28.9 -31.3 -23.2 -28.2 -36.3 -40.5 -49.4 -52.9 -50.2 -50.0 -42.7 -46.0 -45.9 -44.9 -39.5 550mb RH (%): 42 32 74 48 16 11 5 4 6 6 13 9 8 10 20 550mb Dir: 284 284 263 286 305 279 271 270 264 256 250 242 223 205 186 550mb Speed(kt): 19 20 17 15 37 55 55 54 47 42 36 38 40 40 36 500mb GPH (m): 5555 5564 5540 5539 5556 5532 5506 5501 5496 5494 5487 5492 5487 5472 5447 500mb Temp (C): -23.4 -22.8 -23.6 -23.1 -20.7 -20.1 -20.7 -21.1 -22.4 -23.2 -23.9 -22.3 -23.1 -24.1 -26.6 500mb Dewpt(C): -45.4 -31.6 -33.4 -42.8 -31.8 -46.5 -50.2 -51.8 -54.2 -52.7 -55.6 -48.5 -37.5 -39.1 -47.4 500mb RH (%): 12 45 41 16 37 8 6 5 4 5 4 8 27 25 13 500mb Dir: 292 287 271 314 304 284 282 278 269 258 251 244 226 207 187 500mb Speed(kt): 25 25 21 18 43 62 70 70 64 57 52 61 50 51 46 450mb GPH (m): 6321 6330 6302 6301 6326 6306 6278 6272 6265 6259 6250 6257 6249 6233 6199 450mb Temp (C): -25.0 -27.4 -29.0 -28.3 -26.3 -24.8 -25.3 -25.0 -25.9 -27.0 -27.7 -27.9 -28.7 -29.6 -31.9 450mb Dewpt(C): -69.3 -28.4 -44.1 -40.4 -36.8 -45.7 -49.0 -54.6 -53.5 -54.4 -55.6 -47.2 -42.2 -42.7 -48.0 450mb RH (%): 1 91 23 31 37 14 10 5 6 6 6 15 27 28 20 450mb Dir: 312 280 270 334 301 291 281 276 267 256 250 242 224 205 188 450mb Speed(kt): 50 34 28 22 43 69 78 82 78 71 70 69 56 55 57 400mb GPH (m): 7173 7167 7131 7136 7166 7150 7123 7117 7106 7097 7085 7090 7080 7060 7020 400mb Temp (C): -28.8 -33.3 -35.6 -33.4 -32.5 -31.4 -30.5 -31.3 -32.7 -33.3 -33.8 -35.1 -35.3 -36.2 -37.8 400mb Dewpt(C): -40.6 -36.4 -46.5 -45.1 -43.0 -50.9 -58.1 -60.5 -53.9 -53.5 -56.4 -43.9 -44.7 -44.8 -48.8 400mb RH (%): 32 74 33 31 36 14 6 5 11 13 9 41 39 42 32 400mb Dir: 311 274 267 345 301 293 279 272 265 255 248 237 220 205 190 400mb Speed(kt): 77 40 29 31 46 72 82 81 78 76 77 71 60 61 66 350mb GPH (m): 8110 8093 8048 8060 8093 8081 8057 8047 8030 8019 8006 8005 7997 7973 7928 350mb Temp (C): -36.9 -38.7 -40.7 -39.6 -39.1 -37.9 -37.4 -38.5 -39.9 -40.9 -41.3 -42.1 -41.0 -42.4 -43.2 350mb Dewpt(C): -45.7 -54.2 -57.6 -56.3 -51.4 -60.0 -54.2 -54.4 -51.4 -49.5 -50.5 -48.6 -44.8 -51.8 -56.6 350mb RH (%): 41 19 16 17 28 9 17 19 30 41 38 51 68 37 23 350mb Dir: 308 274 269 351 308 294 278 267 262 256 247 234 220 207 193 350mb Speed(kt): 78 48 36 37 51 77 81 80 80 76 79 76 76 75 76 300mb GPH (m): 9161 9139 9087 9098 9133 9125 9106 9089 9066 9052 9038 9033 9028 9002 8954 300mb Temp (C): -43.8 -44.0 -44.8 -46.0 -46.6 -45.4 -45.0 -46.1 -47.3 -47.3 -47.5 -47.7 -48.2 -47.6 -47.8 300mb Dewpt(C): -51.7 -66.0 -63.6 -62.4 -59.0 -60.4 -59.6 -54.9 -56.7 -58.6 -59.5 -58.4 -54.4 -62.9 -62.6 300mb RH (%): 43 8 12 16 25 19 20 38 35 28 26 30 50 17 19 300mb Dir: 307 273 265 347 311 292 274 265 260 256 247 237 221 208 195 300mb Speed(kt): 93 62 44 35 59 80 81 75 75 75 77 75 83 78 78 250mb GPH (m): 10363 10345 10294 10297 10322 10319 10300 10278 10255 10240 10225 10224 10215 10191 10147 250mb Temp (C): -51.6 -50.1 -48.8 -50.5 -53.4 -53.4 -53.5 -53.6 -53.1 -53.1 -53.6 -52.7 -52.5 -52.0 -50.7 250mb Dewpt(C): -64.1 -66.6 -71.1 -68.1 -65.3 -64.9 -67.1 -66.3 -65.8 -64.8 -65.9 -66.6 -67.2 -68.5 -68.2 250mb RH (%): 23 14 7 12 25 26 20 22 22 25 23 19 17 14 13 250mb Dir: 304 275 269 327 303 290 269 264 260 254 250 237 225 210 200 250mb Speed(kt): 86 72 46 29 56 82 79 70 69 72 75 70 73 69 69 200mb GPH (m): 11794 11786 11745 11739 11738 11732 11708 11693 11676 11666 11647 11650 11644 11630 11596 200mb Temp (C): -55.1 -54.2 -53.1 -53.8 -57.9 -58.7 -59.2 -58.1 -57.0 -55.0 -55.1 -54.9 -54.7 -52.9 -50.8 200mb Dewpt(C): -72.4 -72.7 -75.8 -72.5 -73.1 -71.6 -68.7 -70.6 -73.3 -72.2 -73.6 -75.1 -74.2 -77.1 -79.1 200mb RH (%): 12 10 6 10 15 20 31 21 13 12 10 8 9 5 3 200mb Dir: 298 278 270 303 293 283 276 257 262 257 252 239 225 218 205 200mb Speed(kt): 59 58 41 28 52 57 65 62 64 57 59 49 56 39 50 150mb GPH (m): 13633 13630 13593 13584 13567 13558 13530 13526 13514 13508 13489 13491 13489 13485 13466 150mb Temp (C): -55.0 -54.4 -54.0 -54.1 -54.8 -55.6 -54.9 -54.5 -53.7 -53.6 -53.9 -53.7 -53.1 -51.9 -51.2 150mb Dewpt(C): -84.6 -81.6 -83.5 -81.1 -84.5 -85.1 -81.8 -84.3 -83.7 -86.1 -83.8 -83.9 -88.0 -87.1 -86.7 150mb RH (%): 2 3 2 3 2 2 3 2 2 1 2 2 1 1 1 150mb Dir: 280 279 281 283 284 281 276 274 257 258 255 241 237 219 216 150mb Speed(kt): 32 33 33 31 37 42 41 39 38 42 38 35 30 28 28 100mb GPH (m): 16222 16220 16184 16170 16154 16142 16112 16112 16105 16104 16080 16089 16089 16096 16079 100mb Temp (C): -55.2 -54.7 -55.5 -56.0 -56.0 -55.1 -56.2 -54.8 -54.9 -54.4 -55.3 -54.6 -54.7 -54.5 -54.1 100mb Dewpt(C): -89.2 -88.9 -89.5 -89.9 -89.8 -89.2 -90.0 -89.0 -84.6 -88.7 -89.3 -84.4 -88.9 -88.8 -88.5 100mb RH (%): 1 1 1 1 1 1 1 1 2 1 1 2 1 1 1 100mb Dir: 267 265 281 272 276 282 266 259 258 273 251 258 246 221 235 100mb Speed(kt): 20 18 23 17 23 21 20 22 20 15 17 15 11 10 7