Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z JAN 2, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 986.1 987.2 982.8 979.1 977.7 977.9 975.1 969.4 973.3 978.8 981.2 984.8 988.6 991.9 992.3 Mean SLP (mb): 1010.8 1011.9 1007.3 1003.5 1002.2 1002.2 999.6 993.7 997.7 1003.4 1005.9 1009.6 1013.6 1017.0 1017.3 2m agl Tmp (F): 42.8 44.7 47.2 44.5 42.0 46.4 44.7 45.6 46.8 44.0 42.4 41.0 40.0 39.7 42.7 2m agl Dewpt(F): 41.6 43.8 43.0 39.0 39.7 42.7 41.6 42.4 45.1 40.5 40.9 40.2 38.9 37.9 38.0 2m agl RH (%): 95 96 85 81 91 87 89 88 94 87 94 97 96 93 83 10m agl Dir: 79 88 72 83 81 100 91 116 197 211 202 203 173 107 294 10m agl Spd(kt): 5 5 8 13 11 8 8 12 10 8 6 5 3 2 2 6hr Precip (in): 0.00 0.17 0.03 0.00 0.21 0.11 0.04 0.17 0.15 0.08 0.03 0.03 0.01 0.00 0.00 AccumPrecip(in): 0.00 0.17 0.20 0.20 0.41 0.52 0.56 0.73 0.88 0.95 0.98 1.02 1.02 1.02 1.02 Sfc CAPE (J/kg): 0.0 0.4 0.4 0.0 0.0 5.8 0.1 0.1 34.8 73.0 109.1 37.5 30.6 10.0 15.0 Sfc CINH (J/kg): 0.0 -0.6 -0.9 0.0 0.0 -0.1 0.0 0.0 -6.0 -0.2 0.0 0.0 -11.5 -50.5 -15.9 0-3km Hel(J/kg): 202.1 144.5 203.5 390.9 223.5 195.9 312.0 516.9 174.9 81.9 113.0 82.9 49.2 102.3 82.6 Precip H20 (in): 0.93 0.87 0.90 0.69 0.82 0.57 0.67 0.64 0.64 0.46 0.50 0.42 0.41 0.40 0.36 Lifted Index(C): 2.2 5.3 1.7 2.5 3.1 0.3 2.1 0.6 3.4 5.2 3.2 2.5 4.6 6.2 8.1 700mb VV(-ub/s): 8.4 6.1 2.0 0.9 5.6 1.7 5.6 8.1 3.6 2.5 -0.4 0.3 -0.8 -1.3 -1.3 Thk1000-500mb(m)5488.1 5485.3 5495.0 5498.5 5451.0 5400.9 5402.7 5410.9 5397.8 5325.5 5300.3 5291.3 5292.7 5300.6 5322.6 Thk1000-850mb(m)1339.8 1341.4 1350.3 1352.7 1333.9 1335.9 1327.6 1332.7 1328.2 1313.2 1312.2 1308.2 1304.6 1305.4 1308.1 Thk850-700mb(m):1564.1 1558.7 1563.8 1561.8 1552.0 1539.1 1541.1 1542.8 1533.5 1513.6 1511.6 1509.2 1505.1 1503.8 1507.5 SWEAT Index: 208.8 110.9 140.9 93.7 168.9 297.3 274.5 304.1 122.2 125.1 179.6 162.5 112.2 41.1 39.2 Total Totals Idx 49.6 42.0 50.2 48.8 49.1 55.4 52.2 55.1 49.1 46.8 52.6 54.5 52.1 48.8 43.0 Frz Hgt(ft amsl) 8178 7704 7900 7490 6433 5393 5311 5657 4739 3120 3196 2950 3116 3056 3243 0WetBlbHgt(amsl) 8100 7635 7819 6912 6343 5050 5091 5589 4677 2931 3138 2891 2839 2654 2632 Equil Prs (mb): 986 987 983 979 978 978 975 969 682 634 542 710 718 707 723 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 10002 11814 15632 9134 8943 9429 8874 Hail Size(in): -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 0.00 Conv Wind Gust: 26.6 24.7 34.6 45.4 32.5 38.4 30.6 34.5 29.6 28.5 27.0 19.7 19.8 22.0 24.0 Showalter Index: 1.8 6.3 1.4 2.5 2.9 0.8 2.5 0.5 4.3 7.0 4.1 3.4 4.7 6.3 9.1 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 -1.0 0.0 -0.6 0.4 0.8 0.2 Storm Dir (deg): 268 254 221 213 210 235 226 225 250 250 263 272 282 289 315 Storm Spd (kts): 18 18 17 22 27 25 28 35 30 28 23 15 13 11 11 2m HeatIndex(F): 43 45 47 44 42 46 45 46 47 44 42 41 40 40 43 2m WindChill(F): 43 45 47 44 42 46 45 46 47 44 42 41 40 40 43 1000mb GPH (m): 88 98 60 29 18 18 -4 -52 -19 28 48 78 110 137 141 950mb GPH (m): 510 522 486 452 440 443 418 370 404 447 467 496 527 553 558 950mb Temp (C): 8.7 9.9 11.9 9.7 8.3 9.4 6.9 8.0 7.0 4.1 3.8 2.9 2.0 2.2 2.6 950mb Dewpt(C): 8.4 9.6 6.4 4.5 6.6 5.0 5.3 6.0 6.6 3.2 3.4 2.5 1.8 0.5 1.0 950mb RH (%): 98 98 69 70 89 74 89 87 97 94 97 98 98 88 89 950mb Dir: 209 195 85 90 97 158 116 119 199 213 208 209 196 144 309 950mb Speed(kt): 11 11 18 24 18 12 10 17 17 12 13 11 5 3 1 900mb GPH (m): 958 970 938 905 885 889 860 815 847 884 904 931 960 988 993 900mb Temp (C): 7.7 7.5 10.1 12.9 6.4 6.2 4.6 5.9 4.5 0.4 0.4 -0.2 -0.1 -0.3 0.0 900mb Dewpt(C): 7.5 7.3 6.2 3.0 4.8 2.8 3.1 4.1 4.3 -0.2 0.2 -0.5 -1.0 -1.6 -3.2 900mb RH (%): 98 99 76 51 89 79 90 88 98 96 98 98 93 91 79 900mb Dir: 234 232 114 159 159 199 182 171 217 222 224 232 258 200 216 900mb Speed(kt): 22 18 10 28 19 27 20 35 35 20 22 12 6 2 4 850mb GPH (m): 1428 1439 1410 1381 1352 1354 1324 1280 1309 1341 1360 1386 1415 1443 1449 850mb Temp (C): 5.4 4.4 6.6 8.8 3.9 2.0 1.5 2.5 0.9 -2.1 -2.4 -3.0 -3.0 -3.0 -2.6 850mb Dewpt(C): 5.1 3.3 4.8 0.3 3.6 0.5 0.4 2.3 0.7 -4.4 -2.7 -4.2 -4.0 -5.2 -6.3 850mb RH (%): 98 93 88 55 98 90 92 99 98 84 98 91 93 84 76 850mb Dir: 229 232 155 188 195 203 180 190 226 230 239 243 266 246 235 850mb Speed(kt): 27 22 11 26 36 36 35 53 32 29 23 13 11 4 7 800mb GPH (m): 1921 1930 1905 1878 1842 1840 1810 1769 1794 1819 1838 1864 1892 1920 1926 800mb Temp (C): 2.5 2.0 3.2 3.6 0.5 -1.4 -1.0 -0.3 -2.4 -5.4 -5.6 -6.0 -6.4 -6.7 -6.2 800mb Dewpt(C): 2.3 1.7 2.6 -0.7 0.3 -2.7 -1.2 -0.5 -2.6 -7.4 -6.1 -8.4 -8.2 -7.8 -9.0 800mb RH (%): 98 98 96 73 98 91 98 98 98 86 97 83 88 92 81 800mb Dir: 235 226 175 188 198 210 191 205 225 228 241 243 270 258 246 800mb Speed(kt): 35 29 16 26 38 39 52 65 37 32 22 16 14 8 10 750mb GPH (m): 2442 2449 2425 2397 2358 2351 2323 2281 2304 2323 2341 2366 2392 2419 2427 750mb Temp (C): 0.3 -0.5 -0.1 -1.0 -1.7 -3.7 -3.6 -3.9 -5.1 -8.6 -8.9 -9.2 -10.6 -11.1 -10.2 750mb Dewpt(C): 0.0 -0.7 -0.4 -2.8 -2.0 -6.6 -4.1 -4.2 -5.4 -10.2 -9.6 -11.8 -11.1 -11.5 -12.5 750mb RH (%): 98 99 98 88 98 80 96 98 98 88 95 81 96 97 84 750mb Dir: 240 223 186 191 197 209 205 209 225 231 239 246 255 247 259 750mb Speed(kt): 31 32 24 26 36 39 49 58 42 33 25 18 19 12 13 700mb GPH (m): 2992 2998 2974 2943 2904 2893 2865 2823 2843 2854 2872 2896 2920 2946 2956 700mb Temp (C): -2.8 -3.9 -3.7 -5.1 -5.3 -7.0 -7.1 -6.9 -8.3 -11.6 -12.7 -12.3 -13.0 -14.0 -12.1 700mb Dewpt(C): -3.0 -4.2 -5.1 -7.2 -5.5 -12.9 -8.1 -7.1 -10.6 -19.6 -13.8 -20.5 -21.0 -16.8 -27.1 700mb RH (%): 98 98 90 85 98 63 92 98 84 52 91 51 52 80 28 700mb Dir: 240 221 196 191 197 204 203 208 223 232 238 249 245 256 275 700mb Speed(kt): 26 31 28 26 33 42 41 56 49 36 28 23 25 17 17 650mb GPH (m): 3576 3579 3555 3525 3482 3466 3438 3397 3414 3418 3432 3457 3481 3506 3520 650mb Temp (C): -6.3 -7.4 -7.4 -5.7 -9.1 -11.4 -11.2 -10.8 -11.3 -15.3 -16.8 -16.3 -16.1 -15.9 -14.7 650mb Dewpt(C): -6.5 -9.2 -8.8 -18.3 -9.4 -17.5 -12.5 -13.7 -17.9 -21.1 -19.7 -25.7 -29.8 -26.9 -40.8 650mb RH (%): 99 87 90 37 98 61 90 80 58 62 79 45 30 39 9 650mb Dir: 239 224 205 191 197 205 183 203 224 225 244 245 241 263 285 650mb Speed(kt): 24 29 29 34 41 39 44 55 49 42 31 26 26 23 20 600mb GPH (m): 4196 4198 4176 4146 4097 4074 4047 4007 4023 4017 4028 4053 4079 4105 4122 600mb Temp (C): -10.3 -10.3 -10.1 -9.8 -11.9 -15.6 -14.9 -14.6 -15.3 -18.8 -21.1 -21.1 -20.3 -19.3 -17.1 600mb Dewpt(C): -13.2 -14.7 -10.9 -15.1 -12.2 -23.5 -16.7 -28.6 -19.2 -21.7 -21.6 -26.1 -31.6 -35.0 -63.2 600mb RH (%): 80 70 94 66 98 51 87 30 72 79 96 64 37 24 1 600mb Dir: 248 226 204 194 180 206 201 197 219 218 242 239 247 260 286 600mb Speed(kt): 24 27 29 38 48 40 49 50 52 52 37 29 24 25 25 550mb GPH (m): 4862 4864 4841 4813 4759 4724 4700 4659 4676 4661 4663 4688 4717 4748 4769 550mb Temp (C): -14.4 -13.5 -14.7 -14.3 -16.1 -20.8 -19.4 -19.6 -18.7 -22.7 -26.0 -26.4 -24.7 -22.8 -21.6 550mb Dewpt(C): -24.3 -24.6 -16.6 -16.3 -16.6 -29.5 -21.7 -33.1 -25.7 -24.5 -27.5 -33.5 -39.2 -47.9 -51.9 550mb RH (%): 43 39 86 85 96 46 82 30 55 85 88 52 26 9 5 550mb Dir: 250 226 210 198 177 208 209 195 217 212 233 245 253 264 290 550mb Speed(kt): 26 28 32 39 56 39 48 48 49 62 45 26 25 30 26 500mb GPH (m): 5576 5583 5555 5527 5469 5419 5399 5359 5379 5353 5348 5370 5403 5438 5463 500mb Temp (C): -19.6 -17.1 -19.4 -19.9 -20.8 -26.5 -25.1 -25.1 -23.8 -26.6 -28.8 -30.8 -29.6 -28.5 -25.9 500mb Dewpt(C): -23.2 -42.6 -21.4 -23.5 -21.6 -33.8 -28.4 -35.9 -31.8 -37.2 -40.4 -45.9 -44.2 -47.0 -55.5 500mb RH (%): 73 10 84 73 93 51 75 37 48 37 33 23 24 16 5 500mb Dir: 241 229 217 196 166 216 212 193 215 212 228 255 260 264 306 500mb Speed(kt): 31 28 38 38 52 39 44 47 48 67 61 25 28 33 25 450mb GPH (m): 6352 6362 6331 6300 6238 6170 6155 6115 6139 6106 6097 6110 6146 6183 6221 450mb Temp (C): -24.7 -23.7 -24.0 -25.2 -27.6 -32.6 -31.5 -31.0 -29.7 -31.9 -32.9 -34.6 -35.1 -34.4 -27.9 450mb Dewpt(C): -28.3 -34.7 -26.1 -39.3 -28.7 -40.7 -35.1 -36.1 -32.5 -40.4 -40.0 -51.4 -44.3 -52.1 -57.1 450mb RH (%): 72 37 83 27 90 45 71 62 77 44 50 18 40 16 5 450mb Dir: 247 226 218 203 169 219 208 187 214 214 227 243 261 267 346 450mb Speed(kt): 36 30 43 44 58 44 43 40 51 71 66 38 34 33 33 400mb GPH (m): 7197 7211 7179 7144 7070 6988 6975 6938 6967 6926 6914 6923 6956 6995 7065 400mb Temp (C): -31.0 -30.4 -30.2 -31.6 -35.1 -38.8 -39.0 -37.5 -36.3 -38.6 -39.3 -40.5 -41.2 -40.0 -29.8 400mb Dewpt(C): -36.3 -39.4 -33.0 -54.2 -38.2 -49.0 -42.6 -41.0 -39.7 -42.7 -44.4 -55.4 -51.6 -59.7 -42.6 400mb RH (%): 61 42 77 10 74 35 70 70 72 67 60 20 34 12 29 400mb Dir: 247 222 217 201 179 221 201 160 216 212 224 238 260 280 360 400mb Speed(kt): 37 40 47 46 68 49 45 35 57 74 71 45 39 32 55 350mb GPH (m): 8127 8145 8115 8073 7986 7894 7872 7842 7876 7826 7813 7819 7848 7897 7998 350mb Temp (C): -38.9 -38.0 -36.7 -39.4 -42.3 -42.8 -47.5 -46.1 -44.5 -46.2 -46.1 -46.4 -47.2 -44.5 -38.0 350mb Dewpt(C): -44.2 -48.5 -40.1 -52.5 -46.7 -59.2 -51.2 -50.6 -48.3 -51.0 -52.3 -60.7 -59.8 -65.0 -43.1 350mb RH (%): 58 34 71 25 64 17 67 62 67 60 51 20 24 10 60 350mb Dir: 236 236 215 204 188 207 197 169 216 211 226 238 266 309 352 350mb Speed(kt): 39 41 50 55 84 67 44 45 60 76 73 42 33 30 63 300mb GPH (m): 9165 9185 9162 9109 9014 8924 8879 8862 8889 8841 8830 8835 8862 8921 9043 300mb Temp (C): -47.6 -47.4 -45.7 -47.5 -47.5 -46.7 -51.1 -47.3 -51.8 -49.0 -48.7 -48.7 -48.7 -47.2 -46.0 300mb Dewpt(C): -53.1 -54.2 -49.2 -59.4 -61.7 -66.1 -61.1 -71.4 -56.7 -64.8 -70.9 -68.7 -68.9 -69.9 -51.5 300mb RH (%): 55 48 69 26 20 11 32 6 57 16 7 9 9 7 55 300mb Dir: 231 247 216 206 194 203 209 211 216 219 230 240 278 327 351 300mb Speed(kt): 41 42 53 62 82 73 50 44 55 59 56 41 29 36 74 250mb GPH (m): 10348 10365 10348 10292 10204 10122 10062 10061 10064 10035 10023 10030 10054 10119 10227 250mb Temp (C): -53.9 -55.9 -55.5 -55.0 -52.4 -50.1 -50.9 -50.0 -52.6 -49.9 -49.9 -49.5 -50.3 -50.3 -55.2 250mb Dewpt(C): -63.8 -62.2 -59.2 -66.0 -68.3 -73.6 -72.3 -77.7 -69.9 -76.2 -75.9 -76.0 -76.2 -76.3 -59.3 250mb RH (%): 31 48 65 27 15 6 7 3 12 4 4 4 4 4 63 250mb Dir: 230 241 215 199 197 203 212 234 213 218 231 244 288 337 350 250mb Speed(kt): 42 44 55 58 68 63 48 44 49 43 45 34 28 42 78 200mb GPH (m): 11771 11766 11746 11703 11631 11570 11516 11512 11505 11491 11481 11491 11512 11571 11638 200mb Temp (C): -54.9 -59.4 -59.9 -57.8 -55.4 -51.9 -49.9 -51.2 -52.8 -50.4 -49.7 -49.4 -49.5 -50.8 -56.4 200mb Dewpt(C): -76.0 -71.9 -72.4 -72.7 -78.1 -79.9 -80.7 -81.5 -78.8 -81.2 -80.9 -80.4 -80.6 -81.2 -74.6 200mb RH (%): 7 21 20 15 6 3 2 2 4 2 2 2 2 2 10 200mb Dir: 234 230 220 196 198 196 209 235 223 219 240 252 293 336 346 200mb Speed(kt): 41 66 57 48 59 55 41 39 49 43 43 28 25 31 55 150mb GPH (m): 13613 13588 13569 13534 13483 13440 13390 13377 13368 13368 13357 13370 13385 13434 13469 150mb Temp (C): -54.4 -55.2 -55.5 -54.5 -50.8 -50.6 -50.6 -51.8 -50.9 -50.5 -50.0 -50.9 -52.1 -53.2 -55.1 150mb Dewpt(C): -88.7 -89.3 -85.5 -88.7 -86.1 -86.0 -81.4 -86.8 -86.2 -86.0 -85.6 -86.2 -87.1 -87.8 -84.8 150mb RH (%): 1 1 2 1 1 1 2 1 1 1 1 1 1 1 2 150mb Dir: 239 230 231 210 222 217 225 234 238 236 243 258 285 323 337 150mb Speed(kt): 32 29 39 42 45 46 42 36 36 34 32 26 18 21 29 100mb GPH (m): 16174 16154 16133 16105 16075 16054 16018 15992 15988 15989 15984 15998 16004 16036 16052 100mb Temp (C): -59.5 -58.8 -58.5 -57.8 -57.4 -56.2 -54.3 -54.4 -53.6 -54.1 -53.5 -53.0 -53.1 -54.5 -56.2 100mb Dewpt(C): -92.1 -91.9 -91.6 -91.1 -90.8 -90.0 -88.6 -88.7 -88.2 -88.5 -88.1 -87.7 -87.8 -88.8 -90.0 100mb RH (%): 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 100mb Dir: 240 232 236 215 213 195 206 231 235 243 235 261 279 293 303 100mb Speed(kt): 21 22 21 25 35 32 35 26 24 21 24 19 15 13 21