Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z DEC 10, 2025 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 995.1 992.9 994.5 995.3 994.8 995.6 996.2 997.9 998.0 998.6 997.5 996.9 995.2 994.6 992.7 Mean SLP (mb): 1019.8 1017.2 1018.9 1019.8 1019.3 1020.1 1020.8 1022.5 1022.6 1023.2 1022.1 1021.5 1019.8 1019.2 1017.4 2m agl Tmp (F): 47.1 54.5 54.4 52.9 52.6 51.7 51.1 50.7 51.5 52.1 52.8 52.3 51.8 50.7 48.3 2m agl Dewpt(F): 46.7 53.9 53.8 52.0 51.7 51.0 50.7 50.2 51.1 51.6 51.4 51.9 51.2 50.2 45.5 2m agl RH (%): 99 98 98 97 96 97 98 98 98 98 95 98 98 98 90 10m agl Dir: 115 219 223 222 220 211 220 214 193 183 127 175 264 200 111 10m agl Spd(kt): 4 12 11 11 11 11 9 6 2 4 2 2 3 2 3 6hr Precip (in): 0.00 0.64 0.32 0.08 0.07 0.09 0.23 0.33 0.15 0.06 0.01 0.00 0.02 0.01 0.00 AccumPrecip(in): 0.00 0.64 0.97 1.04 1.11 1.21 1.44 1.77 1.93 1.98 1.99 1.99 2.02 2.02 2.03 Sfc CAPE (J/kg): 0.0 0.0 1.4 5.4 6.0 0.1 0.0 0.0 0.1 0.3 0.7 4.3 33.9 35.3 1.0 Sfc CINH (J/kg): 0.0 0.0 -0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -16.3 0.0 0.0 0.0 0-3km Hel(J/kg): 479.0 463.8 317.4 320.7 287.8 319.0 334.1 320.9 184.6 128.1 157.9 186.5 171.8 189.8 272.8 Precip H20 (in): 1.18 1.30 1.02 0.93 0.90 0.95 1.04 1.03 1.03 0.95 0.75 0.63 0.57 0.56 0.49 Lifted Index(C): 5.4 2.3 4.4 5.1 5.9 6.7 6.9 4.2 6.0 6.5 7.6 8.9 10.4 9.4 10.3 700mb VV(-ub/s): 8.1 21.8 4.0 0.9 -0.9 -0.2 -3.2 2.1 1.2 -1.7 -0.8 0.2 0.0 -0.7 4.1 Thk1000-500mb(m)5544.9 5577.4 5566.6 5570.2 5570.2 5547.0 5540.4 5538.8 5536.4 5543.3 5552.2 5554.5 5550.4 5554.2 5546.2 Thk1000-850mb(m)1341.6 1357.8 1353.3 1348.8 1346.6 1345.2 1346.2 1344.4 1346.9 1347.7 1348.0 1342.8 1338.1 1334.9 1337.8 Thk850-700mb(m):1576.8 1586.0 1579.0 1577.2 1577.4 1570.1 1567.5 1574.5 1569.3 1567.8 1573.1 1580.6 1578.4 1581.3 1581.8 SWEAT Index: 309.2 369.8 334.7 329.6 232.9 213.0 213.4 220.5 178.1 144.5 106.7 106.7 106.1 90.4 171.3 Total Totals Idx 41.0 45.7 42.2 41.1 40.4 38.7 38.6 42.5 40.3 40.1 36.2 34.7 32.8 33.0 34.3 Frz Hgt(ft amsl) 9730 11144 10816 11129 11290 8999 8582 9599 8990 8624 10627 11151 11057 11677 10961 0WetBlbHgt(amsl) 9648 11054 9189 8363 8121 8679 8447 9508 8745 8304 7302 6327 6043 7004 6629 Equil Prs (mb): 995 993 995 995 995 996 996 998 998 999 998 997 845 886 993 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 5072 3801 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: 38.9 32.1 22.5 20.2 24.9 21.2 17.5 12.1 21.5 25.1 29.6 26.9 27.3 19.5 51.9 Showalter Index: 5.4 2.0 4.3 4.9 5.1 6.6 6.9 4.3 6.0 6.3 8.9 10.2 11.6 11.4 10.2 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 6.0 5.7 4.9 -999.9 Storm Dir (deg): 300 296 292 290 288 292 304 304 313 307 313 310 313 311 294 Storm Spd (kts): 31 37 35 34 33 33 31 28 22 17 17 19 24 23 21 2m HeatIndex(F): 47 55 54 53 53 52 51 51 52 52 53 52 52 51 48 2m WindChill(F): 47 55 54 53 53 52 51 51 52 52 53 52 52 51 48 1000mb GPH (m): 163 143 157 164 160 167 172 186 187 192 183 178 164 159 143 950mb GPH (m): 586 574 587 592 587 594 599 612 614 620 611 605 591 584 566 950mb Temp (C): 7.6 11.5 10.5 9.3 9.2 9.1 9.2 8.9 9.5 9.9 10.1 9.0 8.5 7.7 7.6 950mb Dewpt(C): 7.3 11.3 10.4 9.1 9.0 9.0 9.0 8.7 9.3 9.6 9.4 8.8 8.2 7.5 4.6 950mb RH (%): 98 99 99 98 98 99 99 99 99 98 96 98 98 99 81 950mb Dir: 190 223 229 225 222 218 228 228 230 227 252 292 287 217 124 950mb Speed(kt): 13 33 29 29 27 30 28 21 13 12 4 2 8 5 5 900mb GPH (m): 1033 1025 1036 1040 1034 1041 1047 1059 1062 1068 1060 1053 1036 1028 1010 900mb Temp (C): 8.0 10.7 9.4 8.8 7.4 7.7 8.4 7.5 8.2 8.6 8.7 7.6 5.9 5.0 6.3 900mb Dewpt(C): 7.8 10.6 9.2 8.7 7.1 7.5 8.3 7.3 7.9 8.1 7.6 6.9 5.5 4.4 2.2 900mb RH (%): 98 99 99 99 98 98 99 98 98 96 93 95 97 96 75 900mb Dir: 223 242 239 234 233 242 259 255 263 266 305 265 297 236 202 900mb Speed(kt): 31 51 45 45 40 39 34 21 20 14 9 5 9 7 10 850mb GPH (m): 1504 1501 1511 1513 1506 1512 1519 1530 1534 1539 1531 1521 1502 1493 1481 850mb Temp (C): 6.8 8.8 7.7 7.6 7.8 6.7 6.2 7.3 6.2 6.3 5.3 4.3 3.2 5.2 8.8 850mb Dewpt(C): 6.5 8.6 7.6 7.3 7.7 6.5 5.9 7.1 5.9 5.5 3.7 3.0 1.8 -0.3 -4.3 850mb RH (%): 98 98 99 98 99 99 98 99 98 95 90 91 90 68 39 850mb Dir: 249 250 246 247 251 261 272 259 282 277 254 255 261 271 246 850mb Speed(kt): 35 53 44 43 38 36 39 37 27 18 7 10 14 18 24 800mb GPH (m): 2001 2001 2008 2010 2004 2008 2013 2027 2030 2034 2023 2016 1996 1990 1980 800mb Temp (C): 5.1 6.5 4.5 4.4 5.0 4.3 3.5 4.0 4.2 3.5 2.9 7.3 6.6 5.2 6.2 800mb Dewpt(C): 4.8 6.2 3.9 2.6 3.9 4.0 3.2 3.7 3.8 2.8 -0.2 -15.1 -16.0 -3.3 -7.9 800mb RH (%): 98 98 96 88 92 98 98 98 97 95 80 19 18 54 36 800mb Dir: 262 260 255 256 263 265 272 267 292 267 266 265 287 281 264 800mb Speed(kt): 37 50 43 42 39 39 38 41 29 15 12 22 30 30 29 750mb GPH (m): 2526 2528 2533 2534 2528 2530 2534 2550 2552 2555 2548 2543 2523 2516 2505 750mb Temp (C): 2.4 3.7 3.2 2.8 2.1 0.9 0.3 2.2 0.8 0.2 3.2 4.5 4.4 4.5 4.0 750mb Dewpt(C): 2.1 3.5 0.2 -2.6 -3.0 0.6 0.0 1.9 0.4 -0.5 -10.7 -19.8 -19.9 -20.0 -17.1 750mb RH (%): 98 98 81 67 69 98 98 98 97 95 35 15 15 15 20 750mb Dir: 272 270 261 264 268 269 274 281 289 275 277 276 283 283 269 750mb Speed(kt): 46 51 44 43 43 41 40 43 29 18 23 28 35 36 33 700mb GPH (m): 3081 3087 3090 3090 3084 3082 3086 3105 3103 3107 3104 3101 3080 3075 3063 700mb Temp (C): -0.6 1.8 0.8 1.0 1.5 -1.4 -1.5 -1.1 -1.5 -1.5 0.6 1.8 1.3 2.4 1.3 700mb Dewpt(C): -0.9 1.5 -4.8 -10.2 -15.4 -4.5 -1.8 -1.4 -3.2 -4.3 -22.0 -17.9 -21.2 -25.4 -23.2 700mb RH (%): 98 98 66 43 27 79 97 98 88 81 17 22 17 11 14 700mb Dir: 275 274 265 266 268 270 291 284 285 282 281 280 281 285 269 700mb Speed(kt): 49 54 47 46 50 48 47 42 31 22 28 33 40 41 35 650mb GPH (m): 3670 3681 3683 3684 3677 3672 3673 3691 3690 3696 3695 3694 3673 3669 3655 650mb Temp (C): -3.7 -1.6 -1.4 -1.0 -1.0 -1.7 -3.5 -5.1 -4.5 -2.5 -2.1 -1.8 -1.4 -0.6 -1.5 650mb Dewpt(C): -3.9 -2.0 -14.0 -15.7 -20.9 -19.2 -5.9 -6.3 -8.3 -10.8 -25.1 -22.6 -28.2 -29.9 -26.3 650mb RH (%): 98 98 38 32 21 25 83 91 75 53 16 19 11 9 13 650mb Dir: 274 275 271 270 269 271 289 287 286 288 285 282 282 285 270 650mb Speed(kt): 51 56 53 53 54 55 49 39 33 31 33 39 47 43 40 600mb GPH (m): 4300 4315 4315 4319 4311 4304 4305 4317 4318 4327 4326 4325 4305 4303 4286 600mb Temp (C): -5.6 -5.5 -5.2 -3.4 -3.6 -5.4 -5.5 -6.7 -6.0 -5.5 -5.2 -5.4 -4.6 -4.3 -5.7 600mb Dewpt(C): -5.9 -6.1 -18.3 -17.2 -29.4 -17.0 -9.1 -14.7 -16.7 -16.0 -33.0 -31.4 -34.4 -30.9 -25.7 600mb RH (%): 98 95 35 34 12 40 76 53 43 44 10 11 8 11 19 600mb Dir: 284 280 275 269 267 272 287 284 288 286 290 285 285 286 270 600mb Speed(kt): 55 57 61 60 57 60 51 49 40 34 40 46 51 47 41 550mb GPH (m): 4978 4992 4993 5002 4994 4982 4982 4995 4995 5005 5004 5003 4984 4983 4962 550mb Temp (C): -9.7 -9.9 -9.0 -7.5 -6.9 -9.0 -9.5 -8.8 -9.6 -9.1 -8.7 -9.1 -8.9 -8.6 -9.9 550mb Dewpt(C): -10.7 -11.6 -22.3 -19.2 -21.9 -22.5 -22.0 -23.5 -19.0 -28.8 -35.3 -31.1 -35.4 -38.4 -29.7 550mb RH (%): 92 88 33 39 30 33 36 30 46 19 10 16 10 7 19 550mb Dir: 288 283 278 272 264 270 279 281 289 281 287 284 285 285 269 550mb Speed(kt): 68 59 65 64 60 63 59 60 49 39 44 49 54 51 42 500mb GPH (m): 5708 5721 5724 5735 5730 5714 5713 5725 5724 5735 5735 5732 5714 5713 5689 500mb Temp (C): -13.9 -14.2 -13.4 -13.1 -12.4 -12.8 -13.2 -14.0 -14.1 -14.2 -13.6 -13.7 -13.9 -14.0 -14.9 500mb Dewpt(C): -15.5 -22.0 -24.1 -21.2 -18.7 -26.9 -30.1 -27.6 -23.4 -28.2 -24.8 -34.0 -39.1 -41.9 -33.8 500mb RH (%): 88 52 41 51 60 30 23 31 46 30 39 17 10 8 19 500mb Dir: 281 284 277 277 260 270 277 279 287 283 284 287 284 283 269 500mb Speed(kt): 71 66 68 66 65 63 65 62 52 43 48 52 57 55 49 450mb GPH (m): 6501 6511 6517 6530 6525 6509 6506 6515 6514 6525 6525 6523 6505 6502 6476 450mb Temp (C): -18.7 -19.6 -18.6 -17.8 -18.5 -18.3 -18.6 -19.5 -19.5 -20.2 -20.3 -19.7 -19.9 -20.2 -20.8 450mb Dewpt(C): -20.6 -22.2 -26.7 -38.6 -23.1 -28.4 -29.1 -36.5 -27.7 -31.2 -23.9 -35.9 -36.3 -39.0 -39.3 450mb RH (%): 85 81 50 15 68 41 40 22 49 38 74 23 23 18 18 450mb Dir: 279 288 277 276 262 271 275 278 286 287 285 286 284 284 268 450mb Speed(kt): 72 71 72 64 62 65 69 64 51 50 50 57 62 56 50 400mb GPH (m): 7369 7376 7385 7398 7392 7376 7373 7380 7378 7386 7385 7386 7365 7363 7336 400mb Temp (C): -24.8 -25.3 -24.4 -25.1 -25.3 -25.2 -25.4 -25.7 -26.0 -26.3 -26.7 -26.3 -27.1 -26.8 -27.2 400mb Dewpt(C): -27.2 -27.0 -27.8 -34.3 -32.4 -29.9 -29.2 -32.7 -32.7 -34.9 -30.3 -37.9 -33.1 -49.0 -38.3 400mb RH (%): 81 86 74 43 53 65 71 53 54 45 72 34 57 11 35 400mb Dir: 282 290 281 274 263 272 275 275 281 283 292 288 284 282 264 400mb Speed(kt): 75 75 75 68 64 67 71 63 53 50 49 58 63 58 55 350mb GPH (m): 8324 8330 8343 8353 8346 8330 8326 8330 8328 8338 8335 8335 8314 8310 8282 350mb Temp (C): -32.6 -32.6 -31.7 -31.3 -32.0 -32.4 -32.7 -33.3 -33.3 -32.6 -33.3 -33.4 -32.9 -34.1 -34.3 350mb Dewpt(C): -35.6 -35.7 -35.1 -35.6 -36.1 -41.7 -38.0 -39.8 -37.0 -40.1 -37.3 -38.0 -36.4 -38.4 -37.9 350mb RH (%): 75 74 73 67 68 40 61 53 70 49 68 65 72 66 71 350mb Dir: 283 297 282 278 263 272 277 274 279 283 286 289 286 282 262 350mb Speed(kt): 83 77 74 65 66 69 70 65 49 51 46 54 60 59 56 300mb GPH (m): 9392 9397 9412 9423 9415 9398 9395 9396 9393 9404 9399 9397 9379 9373 9342 300mb Temp (C): -41.0 -40.7 -40.8 -41.3 -40.8 -40.6 -40.4 -41.0 -41.4 -41.7 -42.0 -42.1 -41.9 -42.4 -42.7 300mb Dewpt(C): -44.3 -48.1 -44.5 -45.1 -45.4 -44.6 -46.2 -49.2 -45.2 -53.1 -47.0 -45.8 -45.4 -46.5 -46.4 300mb RH (%): 72 47 69 68 62 66 55 43 67 30 59 68 70 65 68 300mb Dir: 287 288 281 276 264 273 274 276 282 296 286 285 286 278 272 300mb Speed(kt): 88 79 78 65 65 67 70 67 52 51 50 54 54 50 51 250mb GPH (m): 10603 10609 10624 10631 10627 10612 10609 10609 10603 10611 10605 10603 10581 10575 10543 250mb Temp (C): -51.4 -52.0 -51.5 -51.7 -50.8 -50.7 -50.9 -50.6 -51.3 -52.5 -52.7 -52.4 -53.0 -53.1 -53.5 250mb Dewpt(C): -54.7 -57.9 -55.4 -56.3 -55.6 -55.2 -56.1 -54.8 -55.3 -56.9 -57.7 -56.0 -57.3 -57.1 -57.3 250mb RH (%): 69 51 65 60 59 60 55 63 63 60 57 67 62 63 65 250mb Dir: 282 291 279 272 266 269 277 273 278 290 290 289 286 270 265 250mb Speed(kt): 89 84 82 70 70 74 75 72 62 62 55 59 56 48 45 200mb GPH (m): 12008 12012 12033 12041 12042 12029 12025 12024 12015 12017 12008 12004 11986 11978 11944 200mb Temp (C): -64.0 -62.8 -62.4 -62.0 -61.2 -59.7 -59.6 -60.3 -61.3 -61.5 -61.3 -61.2 -59.8 -60.0 -59.4 200mb Dewpt(C): -67.4 -67.9 -66.4 -66.1 -65.5 -65.5 -66.0 -64.6 -64.5 -66.3 -66.3 -66.9 -67.2 -66.9 -68.7 200mb RH (%): 65 52 60 60 58 50 46 60 68 55 54 49 40 42 32 200mb Dir: 278 279 277 274 272 271 270 276 273 280 289 287 284 284 272 200mb Speed(kt): 96 85 83 78 77 76 74 77 76 70 62 61 62 58 52 150mb GPH (m): 13759 13777 13797 13815 13823 13825 13821 13820 13806 13807 13791 13795 13786 13778 13757 150mb Temp (C): -64.8 -61.9 -62.1 -61.5 -60.9 -59.8 -60.7 -59.6 -59.9 -60.2 -61.1 -60.9 -60.0 -59.7 -57.5 150mb Dewpt(C): -82.5 -80.5 -81.5 -82.2 -82.1 -82.6 -83.7 -83.5 -84.1 -84.2 -84.9 -83.2 -84.3 -84.1 -86.6 150mb RH (%): 9 8 7 6 6 5 5 4 4 4 4 5 4 4 2 150mb Dir: 286 282 292 283 281 279 284 281 290 296 289 291 290 293 283 150mb Speed(kt): 79 69 62 60 60 59 60 58 68 67 65 59 60 49 49 100mb GPH (m): 16262 16285 16293 16305 16307 16324 16314 16321 16308 16307 16297 16301 16289 16291 16279 100mb Temp (C): -61.0 -62.4 -64.9 -64.4 -66.4 -66.2 -65.0 -64.5 -64.6 -63.8 -63.8 -64.1 -63.8 -62.8 -63.2 100mb Dewpt(C): -92.6 -85.8 -88.0 -89.4 -89.0 -89.0 -88.1 -89.5 -89.4 -91.2 -89.0 -89.0 -88.8 -88.3 -88.4 100mb RH (%): 1 4 4 3 4 4 4 3 3 2 3 3 3 3 3 100mb Dir: 284 293 296 289 293 291 289 295 292 296 298 306 306 309 303 100mb Speed(kt): 41 31 34 41 48 38 48 46 51 54 60 53 51 49 41