Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAR 15, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 1004.1 1002.1 999.8 998.1 997.4 996.5 993.9 993.7 994.2 994.6 992.0 991.3 993.0 997.2 996.7 Mean SLP (mb): 1029.6 1027.3 1024.6 1022.9 1022.1 1021.0 1017.9 1017.9 1018.7 1019.2 1016.2 1015.5 1017.5 1022.0 1021.2 2m agl Tmp (F): 36.7 43.0 48.2 48.8 49.3 55.3 64.3 57.7 52.9 52.0 58.5 59.2 52.8 46.8 53.8 2m agl Dewpt(F): 32.6 30.0 34.6 36.6 41.4 46.4 48.9 46.3 43.6 43.2 47.8 40.5 34.9 45.6 50.1 2m agl RH (%): 85 60 59 62 74 71 56 65 70 71 67 49 50 95 87 10m agl Dir: 64 88 80 119 140 198 208 200 181 139 128 193 198 119 71 10m agl Spd(kt): 3 11 5 3 3 6 8 6 4 4 3 7 6 3 2 6hr Precip (in): 0.00 0.00 0.00 0.00 0.01 0.02 0.00 0.00 0.01 0.02 0.00 0.00 0.00 0.07 0.03 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.01 0.03 0.03 0.03 0.03 0.05 0.05 0.05 0.05 0.12 0.15 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.2 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 185.6 623.1 341.7 437.8 331.1 311.8 249.3 318.9 291.1 260.1 367.4 295.7 304.6 257.6 302.0 Precip H20 (in): 0.57 0.61 0.80 0.86 1.10 0.44 0.53 0.74 1.05 1.18 0.76 0.40 0.77 1.10 1.02 Lifted Index(C): 19.0 19.2 19.0 8.2 10.8 14.4 10.1 13.8 4.5 4.9 6.9 12.3 13.0 5.0 6.9 700mb VV(-ub/s): 1.5 2.1 5.2 -1.0 -3.8 1.1 5.5 2.0 4.9 -1.4 3.6 3.6 4.8 4.9 1.1 Thk1000-500mb(m)5444.1 5501.2 5525.7 5562.0 5579.3 5586.5 5599.5 5598.8 5576.0 5576.5 5595.9 5595.7 5567.2 5539.9 5554.5 Thk1000-850mb(m)1311.1 1326.3 1338.3 1342.1 1341.2 1349.4 1363.3 1359.2 1346.8 1345.7 1361.8 1362.3 1349.9 1339.5 1352.0 Thk850-700mb(m):1538.2 1555.7 1567.6 1575.2 1584.9 1591.0 1591.2 1586.5 1581.5 1585.5 1591.2 1588.8 1581.8 1577.7 1579.3 SWEAT Index: 81.6 76.4 234.4 319.4 111.1 114.9 207.4 208.5 215.9 274.0 218.5 217.5 203.4 223.5 238.2 Total Totals Idx 11.8 6.0 14.9 35.3 27.5 18.0 18.9 18.9 38.5 40.1 30.8 20.6 26.3 41.3 37.7 Frz Hgt(ft amsl) 5685 7382 9411 10351 11353 12000 12116 11886 11489 10397 11349 11712 11020 10459 10152 0WetBlbHgt(amsl) 2679 2977 3500 7393 6488 5719 6176 6000 11259 10142 9527 5978 6524 10245 8718 Equil Prs (mb): 1004 1002 1000 998 997 996 994 994 994 995 992 991 993 997 997 Equil Hgt(amsl): 26 26 26 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: 48.1 65.3 57.8 60.1 52.9 61.6 60.5 61.5 54.5 50.9 59.2 68.2 63.6 12.0 45.3 Showalter Index: 20.4 19.7 20.3 8.2 14.0 16.6 16.3 17.4 6.3 5.0 11.7 15.0 14.0 5.4 7.2 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 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 338 324 308 309 306 296 286 286 291 281 273 273 279 279 278 Storm Spd (kts): 23 23 25 27 26 27 29 29 30 25 31 35 36 28 28 2m HeatIndex(F): 37 43 48 49 49 55 64 58 53 52 58 59 53 47 54 2m WindChill(F): 34 43 48 49 49 55 64 58 53 52 58 59 53 47 54 1000mb GPH (m): 236 220 202 188 182 174 151 150 155 159 136 130 145 180 176 950mb GPH (m): 653 638 627 612 606 601 587 582 583 585 569 563 573 602 605 950mb Temp (C): 2.9 5.6 8.9 8.3 8.2 9.5 13.7 12.8 9.4 9.6 13.7 14.0 9.8 7.2 11.5 950mb Dewpt(C): -2.0 -5.2 -4.4 0.3 6.7 1.8 7.1 2.5 2.2 1.1 2.1 -4.0 -0.2 6.9 4.0 950mb RH (%): 70 45 38 57 90 58 64 49 60 55 45 28 49 98 59 950mb Dir: 88 101 145 210 222 208 209 216 209 182 192 207 218 204 221 950mb Speed(kt): 9 26 9 13 15 15 13 22 16 13 14 24 20 13 7 900mb GPH (m): 1089 1080 1072 1058 1053 1049 1039 1035 1030 1032 1022 1016 1022 1048 1055 900mb Temp (C): 1.1 6.3 7.1 7.8 7.8 9.9 11.1 11.4 9.1 7.2 12.3 12.1 10.3 7.7 9.5 900mb Dewpt(C): -4.7 -14.7 -12.8 0.1 6.8 -3.5 -3.0 -6.6 -3.0 3.9 -16.1 -15.5 -3.1 7.3 8.7 900mb RH (%): 65 21 23 58 93 38 37 27 42 79 12 13 38 97 94 900mb Dir: 81 137 204 230 236 228 223 233 231 205 219 223 236 233 225 900mb Speed(kt): 9 13 12 20 24 26 22 26 25 19 28 34 32 14 15 850mb GPH (m): 1548 1547 1540 1530 1523 1524 1515 1509 1502 1505 1498 1492 1495 1520 1528 850mb Temp (C): 0.6 4.5 4.9 6.8 6.7 9.9 10.4 9.3 8.0 8.6 9.8 10.3 8.4 6.9 7.2 850mb Dewpt(C): -21.6 -27.8 -11.9 6.6 -1.8 -15.4 -14.6 -10.1 6.9 8.1 -3.0 -15.9 -9.9 6.3 5.8 850mb RH (%): 17 8 28 99 54 15 16 24 92 96 40 14 26 96 90 850mb Dir: 71 189 242 248 251 256 244 241 250 234 229 232 242 250 235 850mb Speed(kt): 6 12 20 28 29 31 32 31 33 17 35 38 38 23 19 800mb GPH (m): 2032 2036 2032 2025 2020 2025 2016 2009 2002 2005 1999 1993 1993 2017 2026 800mb Temp (C): -1.0 1.1 3.3 3.8 5.9 8.3 8.1 7.2 5.8 6.3 7.7 7.9 5.4 4.6 5.3 800mb Dewpt(C): -23.1 -22.8 2.7 0.1 -9.2 -22.3 -16.2 -16.1 5.3 6.0 7.0 -15.6 -6.9 4.1 2.8 800mb RH (%): 17 15 96 76 33 9 16 17 96 98 95 17 41 96 83 800mb Dir: 356 222 278 255 268 266 252 246 259 239 233 238 243 247 233 800mb Speed(kt): 6 14 27 31 34 34 35 37 38 22 38 41 41 30 26 750mb GPH (m): 2544 2551 2554 2549 2548 2554 2545 2536 2528 2532 2529 2521 2518 2541 2552 750mb Temp (C): -3.5 -1.6 1.6 3.8 4.6 5.9 5.9 4.9 2.1 3.8 4.9 5.2 3.8 2.9 3.5 750mb Dewpt(C): -16.2 -8.9 1.2 -13.4 3.3 -22.7 -18.6 -13.4 1.7 3.5 3.3 -31.4 1.6 2.5 -2.2 750mb RH (%): 37 57 97 27 91 11 15 25 97 98 89 5 85 97 66 750mb Dir: 309 275 275 272 278 272 259 253 261 248 235 245 249 243 240 750mb Speed(kt): 15 24 35 38 38 39 40 45 39 28 40 45 49 36 32 700mb GPH (m): 3086 3102 3108 3105 3108 3115 3106 3096 3084 3090 3089 3081 3077 3097 3108 700mb Temp (C): -6.7 -1.3 -1.2 0.2 1.9 3.0 3.0 2.2 1.0 0.2 1.9 2.7 1.6 0.5 -0.1 700mb Dewpt(C): -8.3 -1.6 -2.1 -12.4 1.3 -22.8 -22.1 -1.7 0.6 -0.2 -7.0 -22.0 1.0 0.0 -6.2 700mb RH (%): 89 98 94 38 96 13 14 75 97 97 52 14 96 97 63 700mb Dir: 288 299 276 280 283 273 261 260 265 260 242 251 255 252 253 700mb Speed(kt): 31 46 38 50 42 44 48 50 42 40 47 55 60 43 47 650mb GPH (m): 3662 3691 3695 3697 3702 3711 3702 3692 3679 3682 3683 3676 3670 3688 3697 650mb Temp (C): -6.9 -3.9 -5.3 -1.7 -1.3 -0.3 0.0 -0.3 -0.4 -1.3 -1.1 -0.6 -1.7 -2.7 -3.6 650mb Dewpt(C): -7.9 -4.7 -10.3 -2.3 -2.0 -22.5 -30.3 -1.4 -0.7 -2.1 -6.8 -20.5 -3.4 -10.0 -14.6 650mb RH (%): 93 94 68 96 95 17 8 92 98 94 65 21 88 57 43 650mb Dir: 297 305 279 292 283 274 261 267 264 259 249 248 254 256 255 650mb Speed(kt): 56 48 44 57 46 48 53 52 51 46 56 63 66 57 62 600mb GPH (m): 4288 4319 4317 4332 4339 4345 4337 4329 4316 4318 4318 4311 4304 4317 4324 600mb Temp (C): -8.2 -7.1 -9.8 -4.1 -2.9 -3.8 -3.8 -4.2 -4.2 -4.5 -4.2 -4.0 -5.1 -7.6 -7.3 600mb Dewpt(C): -8.8 -8.4 -11.4 -7.5 -3.7 -24.1 -32.8 -5.1 -11.7 -6.0 -27.1 -20.5 -6.1 -14.3 -17.8 600mb RH (%): 96 90 88 78 94 19 9 94 56 90 15 27 93 59 43 600mb Dir: 307 302 276 294 291 274 262 264 267 260 255 247 256 248 247 600mb Speed(kt): 72 47 54 55 48 50 57 49 55 53 61 67 70 65 67 550mb GPH (m): 4958 4994 4990 5013 5024 5026 5017 5010 4997 5000 4998 4992 4983 4990 4998 550mb Temp (C): -12.2 -10.2 -8.7 -7.6 -6.9 -7.6 -8.1 -7.5 -8.0 -8.0 -8.1 -7.8 -9.3 -10.1 -9.5 550mb Dewpt(C): -13.6 -13.2 -9.8 -14.5 -8.1 -19.8 -27.8 -13.2 -17.0 -10.1 -20.6 -20.3 -16.5 -11.5 -10.7 550mb RH (%): 89 78 92 58 91 37 19 63 49 85 36 36 56 89 91 550mb Dir: 309 299 288 297 292 274 265 266 275 261 256 249 251 254 252 550mb Speed(kt): 70 47 64 53 49 50 61 51 68 59 66 69 71 67 66 500mb GPH (m): 5681 5722 5727 5750 5761 5761 5751 5749 5731 5735 5732 5725 5713 5720 5731 500mb Temp (C): -16.3 -14.6 -11.0 -10.9 -11.3 -11.7 -11.5 -9.8 -11.8 -11.7 -12.0 -13.1 -13.9 -14.1 -12.4 500mb Dewpt(C): -18.7 -18.3 -12.2 -17.4 -12.7 -29.6 -15.8 -18.9 -14.6 -13.3 -27.2 -20.6 -24.1 -15.6 -13.9 500mb RH (%): 82 74 91 59 89 22 71 48 80 88 28 54 43 89 89 500mb Dir: 304 296 295 301 290 275 270 274 270 259 254 252 254 258 255 500mb Speed(kt): 69 52 68 60 53 52 62 55 68 65 70 72 77 58 65 450mb GPH (m): 6467 6513 6528 6552 6562 6562 6556 6553 6531 6534 6530 6520 6505 6513 6531 450mb Temp (C): -20.3 -18.8 -16.5 -15.7 -16.4 -15.2 -14.0 -16.0 -16.6 -16.9 -16.6 -16.4 -18.1 -18.8 -16.1 450mb Dewpt(C): -23.1 -21.5 -18.2 -23.1 -18.1 -37.3 -17.4 -21.9 -19.9 -19.7 -28.5 -19.3 -31.6 -20.6 -17.7 450mb RH (%): 79 79 87 54 86 14 75 61 76 79 36 79 30 85 88 450mb Dir: 299 297 296 293 288 276 275 273 265 260 257 259 251 251 257 450mb Speed(kt): 74 60 72 70 56 57 57 59 66 66 72 70 81 62 79 400mb GPH (m): 7331 7381 7404 7429 7438 7442 7440 7428 7405 7409 7407 7399 7377 7383 7408 400mb Temp (C): -25.0 -23.7 -22.3 -22.0 -22.2 -20.4 -19.7 -22.6 -23.0 -22.5 -21.8 -21.6 -22.8 -22.7 -21.4 400mb Dewpt(C): -28.1 -26.5 -24.4 -29.9 -24.6 -28.3 -23.6 -29.7 -25.7 -26.0 -44.2 -23.8 -27.3 -25.3 -23.6 400mb RH (%): 76 78 84 50 82 50 72 53 79 74 12 83 67 80 83 400mb Dir: 301 300 294 292 285 281 274 270 258 264 259 259 251 250 261 400mb Speed(kt): 86 68 69 70 63 67 58 59 63 78 79 68 83 79 89 350mb GPH (m): 8287 8345 8371 8396 8403 8417 8418 8395 8367 8374 8374 8367 8344 8350 8379 350mb Temp (C): -31.6 -29.7 -29.1 -29.3 -29.8 -27.6 -26.9 -28.4 -30.0 -29.7 -28.9 -29.1 -28.9 -28.8 -28.0 350mb Dewpt(C): -34.8 -34.0 -32.1 -33.5 -32.9 -32.6 -32.8 -32.3 -33.3 -33.9 -32.9 -32.2 -32.0 -32.0 -33.2 350mb RH (%): 74 67 76 68 75 63 58 70 74 68 69 76 75 74 62 350mb Dir: 308 304 299 296 285 286 276 269 261 266 262 257 254 251 259 350mb Speed(kt): 98 81 70 83 62 58 58 60 73 86 73 72 84 95 95 300mb GPH (m): 9358 9425 9455 9477 9483 9507 9511 9481 9446 9453 9459 9452 9429 9434 9468 300mb Temp (C): -40.3 -38.3 -37.0 -38.2 -38.0 -36.5 -35.6 -36.8 -38.3 -38.4 -36.8 -36.2 -37.2 -37.4 -36.7 300mb Dewpt(C): -44.6 -43.5 -42.7 -43.8 -41.4 -41.1 -41.9 -40.3 -41.7 -41.9 -40.2 -44.4 -42.3 -40.9 -42.1 300mb RH (%): 64 59 57 57 72 63 53 71 71 71 72 44 60 71 59 300mb Dir: 309 304 301 292 285 288 277 266 266 267 261 255 253 255 256 300mb Speed(kt): 104 96 87 90 82 61 61 72 88 80 78 83 90 103 96 250mb GPH (m): 10575 10654 10689 10703 10712 10741 10749 10714 10675 10681 10693 10690 10662 10664 10700 250mb Temp (C): -49.9 -47.5 -47.0 -48.9 -48.1 -47.0 -46.1 -47.2 -48.2 -48.5 -47.7 -47.1 -47.4 -48.2 -48.0 250mb Dewpt(C): -56.3 -53.8 -53.1 -53.4 -52.8 -51.4 -55.2 -54.2 -54.5 -52.5 -51.2 -60.5 -51.7 -52.3 -51.6 250mb RH (%): 49 50 51 61 60 62 37 46 50 65 68 22 62 64 68 250mb Dir: 310 306 294 294 286 280 269 261 264 258 255 254 250 255 265 250mb Speed(kt): 115 102 99 98 101 79 72 81 94 90 87 81 92 107 96 200mb GPH (m): 11994 12086 12125 12131 12146 12178 12196 12159 12107 12107 12120 12121 12095 12099 12127 200mb Temp (C): -61.1 -60.1 -59.2 -58.0 -57.1 -58.0 -57.0 -56.2 -58.2 -59.5 -59.7 -59.9 -58.6 -56.0 -59.1 200mb Dewpt(C): -67.2 -65.8 -62.9 -63.1 -69.0 -67.7 -65.7 -68.5 -64.9 -64.6 -63.5 -66.4 -64.3 -66.9 -66.4 200mb RH (%): 47 49 64 54 23 31 35 22 44 53 63 45 50 27 41 200mb Dir: 324 315 290 313 297 282 268 256 260 259 269 254 245 259 266 200mb Speed(kt): 127 97 100 130 102 86 68 91 103 93 87 86 97 96 98 150mb GPH (m): 13760 13851 13889 13926 13938 13960 13976 13953 13900 13902 13902 13912 13901 13907 13910 150mb Temp (C): -63.9 -66.7 -65.9 -63.0 -63.8 -62.6 -64.5 -61.3 -61.5 -58.7 -60.7 -58.8 -58.5 -58.6 -60.1 150mb Dewpt(C): -78.5 -74.0 -74.6 -78.9 -80.2 -79.3 -78.2 -80.1 -82.3 -85.3 -83.0 -84.8 -84.6 -87.7 -85.7 150mb RH (%): 14 38 32 12 11 11 16 8 6 3 5 3 3 2 3 150mb Dir: 313 312 298 291 280 287 272 242 260 266 272 265 259 249 261 150mb Speed(kt): 97 87 97 83 80 72 60 62 76 62 76 68 62 66 78 100mb GPH (m): 16274 16319 16360 16408 16422 16437 16440 16437 16407 16405 16401 16421 16393 16407 16413 100mb Temp (C): -59.8 -63.3 -65.3 -64.4 -67.9 -66.8 -66.9 -65.5 -64.4 -64.3 -64.3 -65.1 -65.4 -63.8 -63.3 100mb Dewpt(C): -91.9 -90.7 -87.9 -89.3 -87.8 -89.4 -89.4 -88.3 -89.4 -87.7 -89.4 -90.0 -90.1 -91.2 -90.8 100mb RH (%): 1 2 4 3 6 4 4 4 3 4 3 3 3 2 2 100mb Dir: 318 319 314 311 308 291 272 251 259 264 264 257 250 246 255 100mb Speed(kt): 51 54 51 43 49 33 42 35 40 47 49 41 48 49 57