Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z OCT 29, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.5 993.1 991.7 990.4 989.0 988.6 988.2 989.3 989.7 991.2 991.0 991.4 992.1 996.2 998.6 Mean SLP (mb): 1017.0 1017.7 1016.4 1015.1 1013.6 1013.4 1012.9 1014.2 1014.3 1016.0 1016.0 1016.2 1016.7 1021.1 1023.6 2m agl Tmp (F): 51.3 48.3 46.9 49.3 50.1 47.1 45.9 45.0 48.6 45.3 42.6 46.9 51.0 45.2 44.8 2m agl Dewpt(F): 47.0 46.3 45.3 45.2 44.9 45.7 45.2 43.8 39.8 38.5 34.0 38.3 37.7 43.9 42.7 2m agl RH (%): 85 93 94 86 82 95 97 96 71 77 71 72 60 95 92 10m agl Dir: 204 189 182 158 278 179 207 191 189 115 83 99 207 192 165 10m agl Spd(kt): 4 7 5 3 2 1 2 3 5 3 4 4 5 4 3 6hr Precip (in): 0.00 0.13 0.03 0.03 0.05 0.03 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.02 0.00 AccumPrecip(in): 0.00 0.13 0.15 0.19 0.23 0.26 0.27 0.29 0.30 0.30 0.30 0.30 0.30 0.31 0.32 Sfc CAPE (J/kg): 232.2 136.9 83.3 55.9 74.5 75.5 98.8 67.3 62.0 0.0 0.0 0.0 23.6 45.0 25.7 Sfc CINH (J/kg): 0.0 -0.5 0.0 0.0 -0.1 -0.7 -0.4 -1.3 -1.5 0.0 -0.2 0.0 -4.3 -2.0 0.0 0-3km Hel(J/kg): 81.6 95.2 108.2 119.5 131.0 136.5 140.3 81.0 40.3 81.9 111.9 127.8 85.7 50.5 164.7 Precip H20 (in): 0.61 0.56 0.56 0.57 0.57 0.54 0.49 0.43 0.50 0.44 0.40 0.35 0.39 0.53 0.53 Lifted Index(C): 4.8 6.1 7.9 7.3 5.7 5.3 5.7 7.0 3.7 2.8 4.2 2.6 1.3 5.3 15.1 700mb VV(-ub/s): 7.8 -1.3 0.6 -0.4 0.6 1.8 1.2 -0.9 -1.8 -2.0 0.2 2.2 1.7 -0.6 -4.0 Thk1000-500mb(m)5391.4 5386.6 5382.3 5391.4 5397.7 5393.3 5380.6 5358.9 5329.9 5339.8 5349.1 5352.6 5343.9 5342.5 5424.3 Thk1000-850mb(m)1329.5 1324.9 1321.4 1324.4 1326.4 1324.4 1320.3 1315.1 1319.9 1319.5 1320.2 1323.7 1325.0 1315.9 1313.6 Thk850-700mb(m):1528.0 1526.1 1523.6 1528.1 1530.2 1527.2 1523.0 1518.9 1520.4 1523.4 1525.0 1525.1 1521.4 1520.2 1532.5 SWEAT Index: 90.3 166.6 84.1 77.9 78.8 67.5 68.0 88.0 111.3 225.7 173.1 173.8 210.2 50.7 67.7 Total Totals Idx 43.6 43.0 42.4 43.3 45.5 45.7 46.0 45.0 50.7 53.9 50.5 54.3 54.2 46.7 28.7 Frz Hgt(ft amsl) 5036 4870 4668 4703 5072 4649 4434 3950 4089 4380 4570 4757 4549 4068 4155 0WetBlbHgt(amsl) 4816 4674 4596 4650 4954 4551 4328 3609 3853 3905 3813 4079 3959 4008 3576 Equil Prs (mb): 591 639 663 634 648 695 713 702 546 991 991 991 699 696 870 Equil Hgt(amsl): 14060 12110 11152 12248 11703 9913 9202 9620 15780 26 26 26 9825 10016 4328 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: 31.0 25.2 21.8 23.5 22.7 24.1 20.9 23.0 32.7 26.1 29.2 32.4 35.8 18.6 21.0 Showalter Index: 7.4 7.8 8.2 7.6 6.2 6.5 6.5 7.6 4.6 2.8 4.6 2.5 2.8 6.7 15.6 Cap Strength(C): 0.0 -1.6 0.0 -1.3 -999.9 -0.9 0.0 -1.0 -0.7 -999.9 -999.9 -999.9 0.0 0.0 0.0 Storm Dir (deg): 287 272 268 253 250 231 231 227 245 241 236 232 247 293 343 Storm Spd (kts): 19 20 20 18 17 17 17 19 15 15 15 16 13 11 17 2m HeatIndex(F): 51 48 47 49 50 47 46 45 49 45 43 47 51 45 45 2m WindChill(F): 51 48 47 49 50 47 46 45 49 45 43 47 51 45 45 1000mb GPH (m): 141 146 134 124 112 109 106 116 118 131 129 132 138 172 192 950mb GPH (m): 567 569 556 547 536 532 527 535 540 553 551 554 562 593 612 950mb Temp (C): 7.4 6.5 5.3 6.0 6.5 6.3 5.0 4.0 5.6 5.6 5.8 6.7 7.0 4.5 3.4 950mb Dewpt(C): 6.3 5.5 5.0 5.0 6.0 5.3 4.8 3.2 3.1 2.4 1.3 -0.3 2.1 4.4 3.2 950mb RH (%): 93 93 98 93 96 93 99 95 83 80 73 61 70 99 98 950mb Dir: 233 209 197 159 267 166 199 184 189 193 112 127 204 222 186 950mb Speed(kt): 9 18 12 4 1 5 5 5 7 7 7 7 7 14 9 900mb GPH (m): 1009 1010 996 987 977 973 966 973 979 992 990 995 1003 1031 1048 900mb Temp (C): 3.9 3.2 2.6 3.2 3.2 3.4 2.4 1.3 1.6 1.8 2.3 3.6 2.9 1.4 0.4 900mb Dewpt(C): 3.3 2.5 2.3 2.8 2.7 2.8 2.1 0.1 1.1 0.6 0.1 -1.1 -0.2 1.2 0.0 900mb RH (%): 96 95 97 97 96 96 97 91 97 92 86 71 80 99 97 900mb Dir: 247 219 222 187 197 177 199 202 197 198 183 185 199 234 185 900mb Speed(kt): 13 18 13 9 4 9 9 14 9 12 10 10 10 15 8 850mb GPH (m): 1470 1471 1456 1448 1438 1434 1426 1431 1438 1450 1450 1456 1463 1488 1506 850mb Temp (C): 0.5 0.1 -0.2 -0.1 0.6 -0.1 -0.5 -1.3 -1.1 -0.6 -0.3 0.0 -0.6 -1.6 -0.4 850mb Dewpt(C): -0.5 -0.7 -0.5 -0.3 0.2 -0.6 -0.9 -2.4 -2.5 -2.4 -4.2 -3.0 -3.8 -2.0 -3.9 850mb RH (%): 93 94 98 98 97 97 97 92 90 87 75 81 79 97 78 850mb Dir: 257 228 223 195 201 182 191 189 222 206 194 189 212 233 224 850mb Speed(kt): 17 17 14 13 14 13 13 19 14 16 15 15 16 15 8 800mb GPH (m): 1954 1953 1938 1931 1922 1917 1907 1911 1918 1932 1932 1938 1944 1969 1989 800mb Temp (C): -3.0 -3.1 -3.4 -2.7 -2.2 -2.8 -3.8 -4.2 -4.0 -3.5 -3.3 -3.5 -4.1 -4.2 -2.7 800mb Dewpt(C): -3.3 -3.6 -3.7 -3.3 -2.7 -3.2 -5.3 -7.6 -6.0 -7.2 -7.5 -10.7 -12.7 -5.2 -8.0 800mb RH (%): 98 97 98 96 97 97 90 77 86 76 73 57 51 92 67 800mb Dir: 253 235 228 199 202 184 185 197 228 209 200 188 211 236 269 800mb Speed(kt): 19 19 16 14 18 16 17 22 14 19 17 17 16 13 9 750mb GPH (m): 2462 2461 2445 2440 2432 2425 2413 2416 2424 2439 2439 2445 2449 2474 2498 750mb Temp (C): -6.1 -6.3 -7.0 -5.9 -5.6 -6.5 -7.4 -7.6 -7.4 -6.9 -6.3 -6.0 -6.9 -7.1 -4.3 750mb Dewpt(C): -6.9 -7.1 -7.1 -6.7 -6.4 -7.3 -10.3 -15.1 -8.5 -13.1 -15.3 -24.9 -20.3 -9.4 -18.2 750mb RH (%): 94 94 99 94 94 94 80 55 92 62 49 21 34 84 33 750mb Dir: 244 239 234 206 202 184 194 194 234 211 201 197 217 245 290 750mb Speed(kt): 23 21 18 15 18 20 23 24 15 18 18 19 19 11 14 700mb GPH (m): 2998 2997 2979 2976 2968 2961 2949 2950 2958 2974 2975 2981 2984 3008 3039 700mb Temp (C): -9.6 -10.1 -10.7 -9.9 -9.5 -8.7 -8.4 -10.0 -10.9 -10.1 -9.5 -9.0 -10.1 -10.4 -6.7 700mb Dewpt(C): -10.9 -12.9 -11.2 -11.6 -12.3 -19.2 -25.2 -27.0 -12.8 -20.7 -29.7 -33.6 -24.0 -14.5 -31.5 700mb RH (%): 90 80 96 88 80 43 25 24 86 42 18 12 32 72 12 700mb Dir: 240 243 243 226 210 190 200 196 238 208 205 206 220 258 312 700mb Speed(kt): 23 19 22 20 19 23 28 23 17 18 19 23 23 13 19 650mb GPH (m): 3567 3564 3548 3543 3538 3532 3520 3517 3522 3540 3543 3550 3551 3575 3615 650mb Temp (C): -12.8 -12.5 -12.3 -13.0 -11.9 -10.9 -11.4 -12.9 -15.5 -14.5 -13.5 -13.2 -13.9 -13.9 -7.9 650mb Dewpt(C): -16.8 -27.3 -25.2 -20.7 -27.2 -32.4 -31.6 -38.8 -17.9 -29.2 -29.6 -41.8 -32.9 -22.5 -16.1 650mb RH (%): 73 29 34 53 27 16 18 10 82 28 25 8 19 49 52 650mb Dir: 250 247 244 230 223 202 203 202 233 208 211 210 220 265 324 650mb Speed(kt): 27 26 33 31 28 32 33 28 19 19 22 27 25 15 38 600mb GPH (m): 4173 4173 4155 4152 4147 4142 4129 4123 4119 4140 4145 4152 4153 4177 4234 600mb Temp (C): -15.5 -14.8 -15.0 -14.3 -14.3 -14.2 -14.4 -15.7 -20.4 -18.8 -18.0 -18.0 -18.5 -18.2 -11.9 600mb Dewpt(C): -44.5 -44.1 -35.2 -44.9 -47.1 -40.7 -35.3 -36.6 -26.1 -41.8 -39.6 -40.9 -33.3 -29.9 -12.6 600mb RH (%): 7 7 17 6 5 9 16 16 61 12 14 12 27 36 94 600mb Dir: 263 249 242 229 225 206 204 202 223 210 216 213 219 267 319 600mb Speed(kt): 38 40 42 42 36 37 39 35 26 22 26 30 25 13 46 550mb GPH (m): 4826 4827 4809 4807 4803 4798 4784 4774 4758 4782 4788 4795 4795 4821 4897 550mb Temp (C): -18.1 -18.0 -17.8 -17.0 -17.4 -17.8 -18.4 -19.5 -24.2 -23.7 -23.3 -23.1 -23.8 -22.4 -13.9 550mb Dewpt(C): -42.4 -43.8 -47.6 -45.4 -38.5 -34.3 -34.4 -31.7 -39.2 -33.3 -32.5 -41.9 -31.2 -34.4 -22.4 550mb RH (%): 11 9 6 7 15 23 24 34 25 42 43 17 51 34 49 550mb Dir: 265 252 246 232 227 212 203 197 213 215 219 211 220 274 328 550mb Speed(kt): 48 48 50 48 45 39 38 45 35 30 33 33 23 13 47 500mb GPH (m): 5532 5532 5517 5515 5509 5503 5486 5475 5448 5471 5478 5485 5482 5515 5617 500mb Temp (C): -21.8 -21.8 -21.5 -21.9 -22.4 -23.2 -23.7 -24.3 -27.1 -28.5 -27.5 -28.6 -29.3 -25.2 -16.5 500mb Dewpt(C): -42.0 -47.2 -48.8 -35.5 -37.5 -32.6 -35.0 -35.5 -50.0 -38.7 -37.2 -42.4 -33.8 -48.3 -29.9 500mb RH (%): 15 9 7 29 25 43 36 36 10 38 41 27 66 11 31 500mb Dir: 269 254 246 235 228 214 205 194 203 219 216 209 223 315 325 500mb Speed(kt): 56 54 55 52 48 43 41 50 50 40 39 38 25 21 51 450mb GPH (m): 6301 6300 6284 6281 6274 6265 6246 6233 6200 6217 6227 6229 6224 6278 6399 450mb Temp (C): -26.3 -26.4 -27.3 -28.0 -28.5 -29.0 -29.8 -29.9 -31.0 -33.3 -33.4 -34.8 -35.7 -25.3 -23.0 450mb Dewpt(C): -36.0 -51.8 -45.9 -39.1 -38.8 -40.9 -38.4 -41.3 -50.3 -46.0 -39.0 -40.2 -42.9 -54.6 -32.2 450mb RH (%): 41 8 16 35 38 32 44 33 14 28 58 59 49 5 44 450mb Dir: 265 256 244 232 226 214 207 196 200 219 215 205 218 334 321 450mb Speed(kt): 63 55 57 56 53 46 45 56 64 55 45 42 26 65 60 400mb GPH (m): 7141 7140 7120 7114 7106 7095 7073 7062 7027 7036 7043 7039 7032 7126 7249 400mb Temp (C): -32.6 -33.0 -33.9 -34.7 -34.8 -35.5 -35.8 -35.0 -35.4 -38.1 -39.4 -41.6 -40.8 -29.7 -29.5 400mb Dewpt(C): -38.6 -51.8 -46.5 -43.9 -47.0 -43.6 -45.6 -51.0 -56.0 -49.6 -44.6 -45.1 -54.3 -41.1 -38.5 400mb RH (%): 56 15 28 40 29 45 38 19 12 31 59 70 24 33 43 400mb Dir: 262 256 243 230 226 212 208 200 202 214 213 204 229 335 320 400mb Speed(kt): 65 56 59 60 59 52 54 64 74 70 55 48 23 92 67 350mb GPH (m): 8065 8062 8040 8033 8023 8010 7990 7982 7944 7944 7943 7932 7936 8064 8186 350mb Temp (C): -40.5 -41.0 -40.5 -41.0 -41.7 -41.5 -40.7 -40.0 -41.1 -43.1 -45.6 -46.9 -41.4 -36.6 -37.0 350mb Dewpt(C): -44.7 -47.6 -44.4 -44.5 -45.7 -54.0 -58.1 -47.4 -58.2 -57.5 -54.1 -54.8 -66.2 -54.1 -48.8 350mb RH (%): 65 51 67 70 66 26 15 47 16 21 40 42 6 16 30 350mb Dir: 262 256 241 230 222 210 210 202 200 209 209 204 267 332 320 350mb Speed(kt): 70 57 72 76 71 61 67 75 82 76 67 56 23 93 74 300mb GPH (m): 9099 9097 9073 9065 9053 9043 9025 9018 8979 8968 8958 8949 8981 9116 9239 300mb Temp (C): -47.3 -46.7 -47.8 -47.8 -47.9 -47.6 -47.0 -47.2 -46.8 -48.7 -49.6 -47.4 -42.4 -42.9 -41.7 300mb Dewpt(C): -56.2 -54.9 -52.2 -53.7 -59.2 -62.1 -62.6 -51.8 -67.1 -63.8 -61.6 -67.1 -69.9 -57.1 -56.1 300mb RH (%): 37 40 62 53 28 19 17 61 9 18 25 10 4 21 21 300mb Dir: 264 251 240 229 220 211 213 202 199 206 209 208 308 330 320 300mb Speed(kt): 68 72 80 83 72 70 73 79 87 74 67 51 33 84 73 250mb GPH (m): 10288 10286 10260 10252 10239 10230 10213 10205 10173 10159 10153 10157 10206 10335 10460 250mb Temp (C): -52.8 -53.6 -53.2 -53.5 -52.7 -52.9 -53.7 -53.4 -50.9 -49.2 -47.8 -45.6 -44.1 -45.4 -47.3 250mb Dewpt(C): -66.9 -61.2 -63.8 -67.2 -67.9 -68.4 -66.5 -62.7 -70.5 -74.3 -70.4 -75.4 -76.3 -68.2 -58.8 250mb RH (%): 19 41 29 19 16 16 22 34 9 5 7 3 2 7 27 250mb Dir: 260 249 242 230 222 213 213 206 199 208 214 220 306 323 304 250mb Speed(kt): 67 72 79 69 73 65 73 76 79 57 48 34 36 76 73 200mb GPH (m): 11710 11708 11682 11671 11666 11657 11635 11633 11626 11626 11628 11645 11694 11813 11913 200mb Temp (C): -56.7 -55.8 -56.5 -56.2 -56.6 -55.9 -54.3 -53.4 -49.7 -48.6 -47.9 -46.0 -47.1 -47.8 -53.1 200mb Dewpt(C): -73.4 -72.0 -73.1 -73.0 -73.5 -74.4 -74.8 -76.0 -78.4 -84.2 -79.4 -83.2 -79.3 -75.7 -70.2 200mb RH (%): 12 13 13 12 12 10 8 6 3 1 2 1 2 3 13 200mb Dir: 264 255 245 235 224 214 216 210 215 216 226 240 302 319 300 200mb Speed(kt): 63 60 58 56 52 58 52 55 46 35 28 24 37 77 67 150mb GPH (m): 13541 13541 13515 13503 13500 13500 13490 13492 13503 13507 13513 13543 13583 13677 13761 150mb Temp (C): -55.2 -55.4 -54.8 -54.5 -54.0 -53.4 -52.9 -51.8 -50.8 -51.1 -50.7 -49.5 -49.8 -55.7 -56.7 150mb Dewpt(C): -84.5 -84.9 -84.5 -84.3 -83.9 -88.2 -83.4 -84.5 -86.1 -86.4 -86.1 -85.3 -85.4 -84.8 -83.3 150mb RH (%): 2 2 2 2 2 1 2 1 1 1 1 1 1 2 3 150mb Dir: 261 257 246 239 237 221 222 207 208 208 250 258 298 316 300 150mb Speed(kt): 44 31 41 38 30 30 28 25 26 15 17 20 30 63 55 100mb GPH (m): 16119 16126 16098 16099 16100 16106 16096 16107 16117 16131 16132 16161 16193 16240 16283 100mb Temp (C): -55.5 -54.7 -56.0 -54.8 -54.5 -54.3 -54.3 -53.6 -53.9 -53.5 -54.3 -55.2 -56.1 -57.6 -60.8 100mb Dewpt(C): -89.5 -88.9 -85.5 -88.9 -84.3 -88.6 -92.6 -88.2 -83.9 -88.1 -88.6 -84.8 -79.4 -86.6 -84.2 100mb RH (%): 1 1 2 1 2 1 1 1 2 1 1 2 0 2 4 100mb Dir: 252 258 244 238 240 227 214 221 196 234 259 268 299 304 310 100mb Speed(kt): 21 18 17 13 17 10 11 6 7 7 5 12 21 21 26