Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z JAN 28, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 1000.4 1001.4 1000.8 1000.0 998.6 1000.5 1000.2 999.0 998.9 999.9 1000.4 1001.2 998.4 996.5 993.9 Mean SLP (mb): 1025.5 1026.3 1025.7 1024.8 1023.4 1025.2 1024.8 1023.6 1023.7 1024.5 1025.3 1026.0 1023.1 1021.1 1018.3 2m agl Tmp (F): 43.3 47.0 47.9 48.8 47.9 50.4 54.3 52.7 49.1 54.8 47.3 48.1 49.7 51.5 53.0 2m agl Dewpt(F): 38.9 42.4 45.4 44.7 43.9 41.6 40.8 37.2 37.8 33.9 46.1 45.5 45.3 44.4 43.3 2m agl RH (%): 84 84 91 85 86 71 60 55 65 44 95 91 85 76 69 10m agl Dir: 147 177 165 140 142 180 146 94 94 173 136 95 74 86 83 10m agl Spd(kt): 4 6 5 6 8 7 5 6 7 7 5 5 6 10 11 6hr Precip (in): 0.00 0.01 0.17 0.13 0.20 0.02 0.01 0.00 0.00 0.01 0.19 0.11 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.01 0.18 0.32 0.51 0.54 0.55 0.55 0.55 0.56 0.74 0.86 0.86 0.86 0.86 Sfc CAPE (J/kg): 0.0 0.1 0.0 0.3 0.4 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): -0.6 0.0 -0.1 0.0 -0.2 0.0 -0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 210.1 178.4 221.9 219.4 480.2 253.5 143.6 257.9 223.9 248.2 253.9 165.8 195.1 278.2 227.2 Precip H20 (in): 0.58 0.72 0.76 0.78 0.78 0.77 0.75 0.59 0.48 0.79 0.90 0.89 0.88 0.37 0.35 Lifted Index(C): 2.0 4.9 4.9 3.9 5.8 3.1 3.6 7.7 12.2 4.6 0.9 -0.4 2.2 7.7 10.1 700mb VV(-ub/s): -0.3 3.5 3.7 5.1 7.4 1.9 0.0 2.9 5.6 -1.2 8.6 -1.3 0.2 1.5 -0.1 Thk1000-500mb(m)5370.4 5402.3 5420.9 5433.3 5445.0 5446.9 5485.0 5509.0 5492.1 5482.9 5482.6 5486.7 5505.3 5527.4 5534.0 Thk1000-850mb(m)1325.6 1326.0 1329.7 1333.5 1331.1 1335.7 1342.8 1349.8 1348.1 1343.5 1335.0 1341.4 1355.3 1362.4 1362.3 Thk850-700mb(m):1527.2 1534.4 1537.1 1540.2 1540.8 1552.0 1558.9 1565.9 1560.0 1559.2 1567.9 1564.6 1568.5 1573.3 1578.3 SWEAT Index: 270.2 216.9 202.2 184.3 223.4 280.6 241.1 174.8 214.1 214.3 254.0 288.4 118.1 202.4 175.4 Total Totals Idx 54.1 48.0 47.0 48.2 45.1 48.3 45.6 35.2 28.9 45.1 50.9 53.4 48.4 35.7 20.8 Frz Hgt(ft amsl) 5171 5577 6147 6332 5715 7291 8090 8740 8442 8026 8747 8312 8785 9424 9685 0WetBlbHgt(amsl) 5067 5483 5922 6264 5402 7141 7507 5162 4836 7195 8667 8247 8424 5655 4865 Equil Prs (mb): 1000 1001 696 1000 999 1000 1000 999 999 1000 1000 1001 998 997 994 Equil Hgt(amsl): 26 26 10242 26 26 26 26 26 26 26 26 26 26 26 26 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: 30.3 25.5 28.1 27.3 33.3 33.9 39.5 49.8 53.9 43.9 37.2 33.5 39.2 55.9 56.3 Showalter Index: 2.1 4.8 4.8 4.1 6.1 3.3 4.4 10.1 13.3 5.1 0.8 -0.5 2.1 9.0 12.7 Cap Strength(C):-999.9 -999.9 1.7 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 268 277 272 251 264 286 265 252 251 263 274 267 256 232 237 Storm Spd (kts): 19 19 20 20 28 23 17 19 25 26 23 15 15 20 19 2m HeatIndex(F): 43 47 48 49 48 50 54 53 49 55 47 48 50 52 53 2m WindChill(F): 43 47 48 49 48 50 54 53 49 55 47 48 50 52 53 1000mb GPH (m): 207 215 210 204 192 208 205 195 194 203 207 213 190 174 152 950mb GPH (m): 629 638 633 629 616 633 634 626 623 632 630 639 621 604 582 950mb Temp (C): 7.4 6.6 6.8 7.9 7.4 8.4 10.3 12.1 11.9 10.7 6.5 8.1 12.8 15.1 14.8 950mb Dewpt(C): 4.1 4.9 5.2 5.4 5.7 4.2 1.3 1.3 -2.5 -0.5 5.2 4.7 3.8 -6.2 -2.4 950mb RH (%): 80 89 89 84 89 74 53 47 36 45 91 79 54 22 30 950mb Dir: 204 205 196 192 182 201 195 160 188 201 198 191 128 117 107 950mb Speed(kt): 26 27 21 23 24 28 20 16 13 28 17 12 8 21 17 900mb GPH (m): 1071 1079 1076 1073 1059 1078 1080 1075 1073 1079 1072 1084 1072 1060 1037 900mb Temp (C): 3.6 3.7 4.9 5.1 5.0 5.6 7.1 8.5 8.7 6.5 6.0 7.8 10.0 13.4 13.8 900mb Dewpt(C): 3.0 3.4 4.6 4.8 2.5 4.5 -0.5 -0.7 -4.9 5.2 5.8 7.5 6.9 -5.9 -15.1 900mb RH (%): 96 98 98 98 84 92 58 52 37 91 98 98 81 25 12 900mb Dir: 218 221 225 210 209 216 213 189 212 214 224 223 178 166 187 900mb Speed(kt): 30 30 33 35 34 37 26 20 27 36 29 20 10 17 15 850mb GPH (m): 1532 1541 1540 1537 1523 1543 1548 1545 1542 1547 1542 1555 1545 1537 1514 850mb Temp (C): 0.3 0.9 2.1 2.4 1.5 3.8 5.1 6.5 5.7 4.7 6.0 6.3 7.1 9.5 9.6 850mb Dewpt(C): -0.1 0.6 1.8 2.1 0.2 3.5 3.3 -9.7 -10.5 1.5 5.7 6.1 5.1 -9.8 -23.4 850mb RH (%): 97 98 98 97 91 98 88 30 30 79 98 98 87 24 8 850mb Dir: 228 226 231 210 217 226 201 203 212 221 246 231 196 177 194 850mb Speed(kt): 32 26 28 31 40 27 22 23 33 34 31 16 12 17 21 800mb GPH (m): 2016 2026 2027 2025 2008 2034 2040 2040 2035 2040 2037 2050 2041 2035 2013 800mb Temp (C): -2.8 -1.8 -1.0 -0.6 -1.8 1.2 2.0 4.6 3.4 3.0 3.8 3.3 3.4 5.6 6.6 800mb Dewpt(C): -3.3 -2.3 -2.3 -0.8 -3.0 0.8 1.5 -22.1 -16.0 -0.6 3.5 3.1 1.7 -27.9 -13.2 800mb RH (%): 97 97 90 98 91 98 97 12 23 77 98 98 88 7 23 800mb Dir: 235 227 241 216 223 244 214 215 209 226 250 233 217 184 204 800mb Speed(kt): 34 21 21 27 42 24 20 25 35 34 31 18 15 22 20 750mb GPH (m): 2524 2536 2539 2537 2518 2550 2559 2561 2555 2559 2559 2570 2563 2558 2538 750mb Temp (C): -6.5 -4.9 -4.3 -4.0 -4.6 -2.0 -0.4 0.4 0.1 -0.8 0.7 -0.3 0.8 2.1 2.9 750mb Dewpt(C): -7.5 -5.3 -6.9 -4.3 -6.9 -3.2 -3.8 -12.8 -18.5 -5.5 0.4 -0.5 -0.7 -25.2 -11.1 750mb RH (%): 92 97 82 98 84 92 78 36 23 71 98 98 89 11 35 750mb Dir: 245 240 243 228 239 258 227 234 207 223 250 238 227 193 207 750mb Speed(kt): 32 20 21 30 50 26 19 26 33 34 31 22 20 25 21 700mb GPH (m): 3059 3076 3077 3077 3064 3095 3107 3111 3102 3106 3110 3119 3114 3110 3092 700mb Temp (C): -9.8 -7.7 -9.3 -7.9 -3.6 -5.2 -3.7 -1.9 -3.9 -3.2 -2.9 -3.5 -3.0 -1.6 -1.0 700mb Dewpt(C): -13.1 -9.3 -11.0 -8.2 -3.8 -7.0 -4.4 -3.5 -12.3 -3.9 -3.3 -4.0 -7.9 -22.3 -18.9 700mb RH (%): 77 89 87 97 98 87 95 89 52 95 97 96 69 19 24 700mb Dir: 253 255 242 231 252 267 242 240 212 236 247 240 238 204 216 700mb Speed(kt): 30 25 25 32 46 29 21 27 38 34 31 26 25 28 24 650mb GPH (m): 3627 3648 3648 3652 3646 3674 3689 3697 3683 3690 3694 3702 3696 3695 3678 650mb Temp (C): -12.9 -11.0 -11.0 -8.8 -6.8 -8.8 -7.1 -5.7 -7.6 -6.4 -6.7 -6.5 -7.3 -5.7 -5.8 650mb Dewpt(C): -22.4 -13.6 -12.1 -9.3 -7.4 -9.5 -10.1 -5.8 -23.5 -6.9 -7.3 -9.8 -17.3 -27.1 -15.2 650mb RH (%): 45 81 91 96 95 95 79 99 27 96 96 77 45 17 48 650mb Dir: 254 265 247 233 248 272 256 237 220 249 243 225 238 210 222 650mb Speed(kt): 28 28 32 32 39 30 26 28 43 36 31 26 30 30 30 600mb GPH (m): 4233 4259 4262 4269 4265 4288 4309 4319 4299 4310 4313 4323 4314 4317 4300 600mb Temp (C): -16.2 -14.1 -11.9 -11.9 -11.4 -13.2 -9.8 -9.2 -12.1 -10.5 -10.6 -9.6 -11.1 -8.8 -9.1 600mb Dewpt(C): -29.6 -15.6 -13.1 -17.7 -12.7 -14.3 -17.0 -11.3 -20.5 -13.3 -13.7 -34.7 -12.5 -25.6 -28.3 600mb RH (%): 31 88 91 62 91 91 56 85 50 80 78 11 90 25 20 600mb Dir: 250 270 258 238 249 280 266 228 228 254 243 263 237 225 218 600mb Speed(kt): 25 31 36 22 38 34 30 33 51 37 30 17 31 33 34 550mb GPH (m): 4882 4914 4922 4929 4927 4945 4975 4988 4965 4974 4976 4988 4979 4984 4967 550mb Temp (C): -20.9 -18.6 -16.3 -16.3 -16.0 -16.8 -14.2 -13.1 -12.8 -15.6 -15.0 -14.9 -14.3 -13.6 -13.2 550mb Dewpt(C): -30.4 -20.7 -18.8 -27.5 -17.9 -24.0 -19.2 -27.7 -14.0 -16.3 -28.9 -27.4 -15.8 -22.7 -31.0 550mb RH (%): 43 83 81 38 86 54 66 29 91 94 30 34 88 47 22 550mb Dir: 250 274 262 235 252 277 257 237 246 256 266 265 233 233 219 550mb Speed(kt): 20 31 40 24 42 39 28 37 43 44 46 25 29 43 36 500mb GPH (m): 5577 5617 5631 5637 5637 5654 5690 5704 5686 5686 5690 5700 5695 5702 5686 500mb Temp (C): -27.0 -23.3 -21.6 -21.8 -21.7 -20.5 -18.7 -19.2 -16.8 -19.5 -19.6 -20.5 -18.1 -18.0 -17.3 500mb Dewpt(C): -35.6 -26.0 -24.5 -25.1 -25.4 -43.9 -26.5 -27.9 -17.7 -21.5 -35.2 -22.6 -20.1 -20.4 -36.8 500mb RH (%): 45 78 78 75 73 11 51 47 93 85 25 83 85 81 17 500mb Dir: 257 279 260 231 252 289 256 235 247 242 249 249 238 229 222 500mb Speed(kt): 18 33 40 27 44 49 31 38 49 58 54 31 32 45 49 450mb GPH (m): 6326 6380 6399 6407 6404 6430 6467 6481 6470 6463 6462 6473 6475 6481 6466 450mb Temp (C): -33.2 -28.6 -27.0 -26.0 -27.3 -23.5 -23.9 -23.2 -21.6 -23.6 -25.6 -24.0 -23.1 -22.9 -23.4 450mb Dewpt(C): -43.6 -31.7 -29.9 -28.7 -32.7 -46.7 -26.2 -25.6 -25.1 -28.7 -37.7 -26.4 -25.3 -25.8 -33.6 450mb RH (%): 36 75 76 79 61 11 81 81 74 64 33 81 82 77 40 450mb Dir: 279 279 259 241 252 296 271 235 244 228 244 236 244 240 224 450mb Speed(kt): 16 35 37 40 41 70 43 38 49 56 57 41 41 47 52 400mb GPH (m): 7142 7214 7237 7247 7238 7278 7317 7334 7328 7313 7303 7322 7326 7334 7317 400mb Temp (C): -39.3 -34.0 -33.2 -32.9 -34.9 -31.1 -29.3 -28.4 -27.0 -29.5 -32.7 -30.6 -29.4 -28.7 -28.5 400mb Dewpt(C): -49.4 -37.4 -36.4 -36.0 -39.1 -41.1 -32.6 -31.4 -33.8 -35.8 -44.4 -33.6 -32.2 -31.8 -31.6 400mb RH (%): 35 72 74 74 66 38 73 76 53 56 32 76 77 75 75 400mb Dir: 316 281 261 244 262 298 286 235 251 234 249 241 242 244 231 400mb Speed(kt): 32 40 37 45 42 74 54 45 50 59 59 46 48 42 57 350mb GPH (m): 8045 8135 8159 8170 8154 8208 8257 8280 8276 8252 8230 8253 8263 8275 8260 350mb Temp (C): -44.5 -40.7 -41.0 -41.0 -42.2 -39.4 -36.1 -33.8 -34.0 -35.6 -38.7 -38.3 -37.0 -36.1 -35.4 350mb Dewpt(C): -53.5 -44.4 -44.6 -44.6 -48.6 -45.8 -43.3 -37.3 -37.5 -41.0 -52.4 -44.2 -40.6 -39.6 -38.9 350mb RH (%): 38 68 69 69 51 52 49 71 71 59 24 56 70 71 71 350mb Dir: 322 286 264 251 268 299 284 251 251 239 258 251 251 238 236 350mb Speed(kt): 68 43 44 47 52 80 48 59 53 75 74 50 54 48 60 300mb GPH (m): 9068 9164 9185 9196 9177 9244 9308 9341 9335 9304 9274 9295 9308 9323 9313 300mb Temp (C): -48.9 -49.6 -50.6 -50.6 -50.4 -46.4 -45.0 -43.0 -43.4 -44.8 -45.3 -45.8 -46.3 -46.1 -44.6 300mb Dewpt(C): -62.9 -53.4 -54.3 -54.3 -57.2 -56.5 -56.2 -46.6 -47.0 -48.5 -52.0 -51.8 -50.0 -49.7 -48.5 300mb RH (%): 20 66 67 66 46 33 29 69 69 68 49 52 67 68 66 300mb Dir: 312 285 272 256 262 307 289 263 252 251 252 264 258 237 233 300mb Speed(kt): 56 46 60 52 52 77 52 60 56 85 94 76 64 54 65 250mb GPH (m): 10252 10332 10345 10354 10345 10431 10497 10539 10532 10494 10463 10481 10490 10505 10503 250mb Temp (C): -52.4 -59.1 -59.6 -59.7 -57.0 -55.6 -55.2 -54.2 -54.6 -55.9 -55.9 -56.6 -57.5 -57.1 -56.0 250mb Dewpt(C): -72.6 -63.2 -63.4 -63.9 -65.9 -58.8 -66.1 -58.2 -58.3 -59.9 -60.2 -62.7 -61.4 -61.3 -59.6 250mb RH (%): 8 61 62 60 34 69 27 63 65 63 61 49 63 61 65 250mb Dir: 282 285 281 263 273 298 297 268 245 253 250 260 258 238 228 250mb Speed(kt): 40 50 66 56 60 119 71 59 58 79 95 85 70 57 70 200mb GPH (m): 11695 11721 11735 11747 11747 11816 11884 11927 11919 11874 11842 11854 11861 11881 11881 200mb Temp (C): -50.6 -54.2 -56.8 -58.3 -57.9 -64.8 -65.6 -66.5 -66.4 -65.2 -65.1 -67.0 -65.6 -65.5 -64.0 200mb Dewpt(C): -79.0 -79.6 -74.0 -74.0 -76.6 -68.4 -69.6 -70.4 -70.0 -68.5 -69.4 -69.1 -69.9 -68.6 -68.7 200mb RH (%): 3 4 12 14 9 63 60 60 63 66 58 76 58 67 55 200mb Dir: 266 295 270 271 280 292 303 274 247 234 261 270 261 247 235 200mb Speed(kt): 35 44 51 40 60 79 91 72 68 65 92 85 81 61 63 150mb GPH (m): 13567 13564 13577 13572 13572 13603 13623 13663 13646 13628 13606 13604 13611 13632 13635 150mb Temp (C): -52.2 -54.2 -54.7 -54.6 -56.6 -57.4 -64.1 -63.9 -64.4 -62.2 -61.8 -64.0 -65.6 -64.2 -64.6 150mb Dewpt(C): -82.8 -88.6 -84.4 -84.4 -85.9 -86.4 -82.6 -81.1 -81.4 -83.1 -82.6 -82.5 -81.7 -81.2 -81.0 150mb RH (%): 2 1 2 2 2 2 8 10 10 6 6 8 11 10 11 150mb Dir: 268 281 271 278 283 286 279 269 253 244 250 251 256 252 239 150mb Speed(kt): 39 47 46 47 49 52 70 62 67 69 71 65 65 60 61 100mb GPH (m): 16140 16126 16131 16125 16115 16135 16135 16156 16139 16127 16111 16111 16105 16126 16127 100mb Temp (C): -60.5 -60.7 -60.9 -61.6 -61.5 -61.4 -62.8 -64.4 -65.4 -63.9 -62.9 -61.9 -62.8 -63.5 -63.4 100mb Dewpt(C): -88.8 -93.7 -89.1 -89.6 -89.4 -89.5 -90.6 -89.2 -88.2 -88.9 -90.6 -89.9 -90.5 -87.1 -91.1 100mb RH (%): 2 1 2 2 2 2 2 3 4 3 2 2 2 4 2 100mb Dir: 275 284 280 274 287 274 291 278 252 253 258 265 267 261 260 100mb Speed(kt): 35 37 36 44 44 45 49 40 44 47 50 45 39 38 44