Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z MAR 4, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 993.5 991.3 986.1 988.9 992.7 999.3 1001.6 1004.2 1003.8 1002.5 999.6 1000.5 1001.7 1003.4 1002.8 Mean SLP (mb): 1017.9 1015.9 1010.6 1013.6 1017.6 1024.4 1026.9 1029.6 1029.1 1027.7 1024.8 1025.7 1026.8 1028.5 1027.8 2m agl Tmp (F): 55.8 51.0 48.5 45.9 44.4 42.6 41.0 40.7 41.7 41.1 41.2 42.0 43.8 44.4 45.0 2m agl Dewpt(F): 49.1 48.5 47.7 44.7 43.4 40.5 39.7 38.9 40.6 40.4 40.3 41.3 43.4 44.0 44.6 2m agl RH (%): 78 91 97 96 96 92 95 93 96 97 97 97 99 98 98 10m agl Dir: 197 165 210 222 234 263 259 234 212 202 210 189 169 178 193 10m agl Spd(kt): 5 6 9 11 9 8 7 6 6 7 9 7 3 3 4 6hr Precip (in): 0.00 0.01 0.26 0.29 0.25 0.12 0.05 0.04 0.05 0.15 0.30 0.21 0.10 0.07 0.08 AccumPrecip(in): 0.00 0.01 0.27 0.56 0.81 0.93 0.98 1.02 1.08 1.22 1.53 1.74 1.84 1.91 1.98 Sfc CAPE (J/kg): 95.2 41.1 52.3 114.4 8.3 71.0 59.1 54.2 8.7 1.2 1.0 1.0 1.9 0.2 0.0 Sfc CINH (J/kg): 0.0 -2.0 -5.0 -24.4 -7.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 94.7 193.9 146.2 81.4 203.1 112.1 162.5 203.1 241.1 285.6 476.4 374.9 181.5 380.3 371.7 Precip H20 (in): 0.78 0.68 0.75 0.58 0.60 0.46 0.43 0.48 0.51 0.71 0.78 0.78 0.87 1.03 0.81 Lifted Index(C): 5.1 4.8 1.1 0.7 1.0 8.3 10.3 11.5 9.4 8.8 8.2 9.3 10.0 8.8 9.3 700mb VV(-ub/s): 2.1 1.7 12.9 3.3 8.8 2.3 -0.5 1.4 -2.9 2.8 -5.0 4.2 -2.5 -4.4 -0.6 Thk1000-500mb(m)5455.9 5442.2 5410.2 5340.1 5342.9 5332.4 5345.8 5336.1 5367.6 5400.3 5427.9 5455.8 5486.0 5517.1 5537.1 Thk1000-850mb(m)1338.9 1334.3 1332.0 1318.3 1318.5 1306.1 1301.3 1298.0 1306.1 1309.2 1316.7 1318.9 1322.9 1326.2 1329.6 Thk850-700mb(m):1545.3 1546.6 1536.5 1523.3 1523.6 1509.2 1514.2 1509.9 1523.5 1535.7 1545.8 1550.8 1556.4 1567.2 1573.7 SWEAT Index: 148.8 189.9 203.5 210.6 218.3 99.4 96.6 99.8 94.8 99.9 126.5 114.7 101.7 124.4 125.5 Total Totals Idx 42.7 44.1 53.1 55.8 55.9 42.9 39.5 38.2 41.9 41.1 40.7 37.4 35.1 36.4 36.0 Frz Hgt(ft amsl) 6230 6049 5539 4106 4371 3248 2784 2501 3349 3523 5567 7149 7760 9191 10961 0WetBlbHgt(amsl) 6196 5565 5460 4041 4323 3182 2741 2438 3291 3467 5452 7062 7272 8764 7151 Equil Prs (mb): 675 784 679 420 777 736 791 788 876 1002 1000 1001 1002 1003 1003 Equil Hgt(amsl): 10897 6927 10480 21856 7130 8622 6839 6995 4268 26 26 26 26 26 26 Hail Size(in): -0.02 0.00 0.02 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: 29.9 27.0 25.8 24.8 22.0 21.9 23.2 22.6 22.1 25.7 18.9 9.8 6.7 11.5 21.6 Showalter Index: 6.7 6.3 1.9 1.9 1.8 9.4 11.5 12.2 9.6 9.5 8.5 9.8 10.6 9.3 9.2 Cap Strength(C): 0.0 1.3 0.3 -0.7 0.8 0.0 3.6 0.0 0.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 262 254 254 277 331 343 339 345 349 317 331 344 345 2 346 Storm Spd (kts): 19 23 23 17 18 22 24 24 23 25 28 24 17 26 24 2m HeatIndex(F): 56 51 48 46 44 43 41 41 42 41 41 42 44 44 45 2m WindChill(F): 56 51 48 46 44 43 41 41 42 41 41 42 44 44 45 1000mb GPH (m): 149 131 87 111 144 198 217 238 235 224 200 208 218 231 226 950mb GPH (m): 578 557 512 533 564 615 632 653 651 641 618 625 637 652 648 950mb Temp (C): 9.2 8.1 7.6 4.9 4.7 2.4 1.6 0.7 2.3 3.4 3.8 4.2 5.4 5.9 6.3 950mb Dewpt(C): 8.1 7.5 7.2 4.6 4.4 2.1 1.4 0.5 2.1 3.1 3.5 4.0 5.2 5.7 6.0 950mb RH (%): 93 96 97 98 98 98 99 98 99 98 98 99 98 98 98 950mb Dir: 210 187 214 228 243 279 278 245 229 224 223 213 211 217 232 950mb Speed(kt): 8 15 21 22 21 18 17 11 16 25 27 22 17 19 16 900mb GPH (m): 1023 1001 956 971 1003 1050 1065 1085 1086 1077 1057 1065 1078 1093 1090 900mb Temp (C): 5.5 4.9 4.9 1.7 2.7 -0.4 -1.6 -2.2 -0.4 0.0 2.2 2.9 3.3 4.1 4.9 900mb Dewpt(C): 5.0 4.7 4.6 1.5 2.4 -0.6 -1.8 -2.4 -0.6 -0.3 1.9 2.7 3.1 3.9 4.6 900mb RH (%): 97 98 98 99 98 98 99 98 98 98 98 98 98 98 98 900mb Dir: 222 202 227 248 280 300 295 276 262 241 256 259 241 234 261 900mb Speed(kt): 11 20 36 30 25 24 22 15 16 25 33 21 11 13 15 850mb GPH (m): 1488 1465 1419 1430 1462 1504 1518 1536 1541 1533 1517 1527 1541 1557 1556 850mb Temp (C): 2.5 2.3 1.7 -1.1 -1.1 -3.5 -4.6 -4.7 -2.8 -1.6 0.7 1.6 2.3 3.6 4.4 850mb Dewpt(C): 2.2 0.6 1.4 -1.3 -1.3 -3.7 -4.8 -4.8 -3.0 -1.8 0.4 1.4 2.0 3.3 3.7 850mb RH (%): 98 89 97 98 98 99 98 99 99 98 98 98 98 98 95 850mb Dir: 228 213 244 261 312 300 287 283 283 259 282 285 259 267 286 850mb Speed(kt): 16 27 32 28 27 23 23 18 18 26 32 21 9 14 19 800mb GPH (m): 1976 1952 1905 1911 1943 1980 1992 2010 2019 2015 2003 2015 2030 2050 2050 800mb Temp (C): -0.5 -0.7 -1.4 -3.8 -3.9 -6.8 -7.3 -7.6 -5.5 -2.5 -1.2 0.8 1.1 3.3 4.3 800mb Dewpt(C): -0.6 -2.6 -1.7 -4.2 -4.2 -7.0 -9.7 -7.8 -5.6 -2.9 -1.5 0.5 0.9 2.7 -3.2 800mb RH (%): 99 87 98 98 98 99 83 99 99 97 98 98 99 96 58 800mb Dir: 221 214 250 261 314 302 295 299 300 281 294 297 296 314 305 800mb Speed(kt): 21 31 28 25 29 25 23 20 20 29 36 28 15 25 32 750mb GPH (m): 2490 2467 2416 2418 2450 2481 2496 2511 2524 2526 2517 2532 2548 2572 2574 750mb Temp (C): -2.6 -1.7 -4.8 -6.5 -6.7 -9.8 -6.2 -8.1 -5.6 -3.7 -2.3 -1.7 -0.6 1.4 3.3 750mb Dewpt(C): -4.8 -9.7 -5.3 -7.3 -7.0 -11.1 -39.4 -8.3 -11.9 -4.3 -2.6 -1.9 -2.9 -0.3 -11.0 750mb RH (%): 85 54 96 94 97 91 6 99 61 96 98 99 84 88 34 750mb Dir: 230 217 250 252 311 300 312 318 316 294 302 311 309 342 315 750mb Speed(kt): 22 33 29 22 27 26 36 33 28 34 42 28 22 45 39 700mb GPH (m): 3034 3012 2956 2953 2986 3013 3032 3046 3065 3069 3063 3077 3097 3125 3130 700mb Temp (C): -5.3 -5.3 -7.7 -10.3 -9.9 -10.2 -9.0 -9.7 -6.9 -6.1 -4.5 -4.1 -2.5 -1.9 0.6 700mb Dewpt(C): -14.7 -11.4 -9.0 -11.5 -10.4 -17.0 -40.4 -10.3 -21.9 -6.9 -5.5 -10.5 -13.4 -2.8 -9.3 700mb RH (%): 48 62 91 91 97 58 6 96 30 94 93 61 43 94 47 700mb Dir: 237 224 243 248 310 301 313 319 326 300 312 319 318 342 325 700mb Speed(kt): 24 37 30 24 26 27 36 40 34 38 42 36 18 52 45 650mb GPH (m): 3612 3590 3530 3519 3553 3581 3601 3616 3639 3645 3643 3659 3681 3713 3722 650mb Temp (C): -8.0 -9.2 -10.3 -14.6 -14.0 -13.0 -12.8 -12.3 -10.4 -9.4 -8.0 -7.2 -5.6 -3.2 -1.1 650mb Dewpt(C): -16.1 -10.8 -10.7 -16.2 -14.6 -22.2 -27.7 -21.0 -18.4 -10.6 -11.2 -18.5 -11.4 -3.9 -12.7 650mb RH (%): 52 88 96 88 95 46 28 49 52 91 78 40 63 95 41 650mb Dir: 238 227 218 249 310 312 314 325 325 295 315 327 322 340 329 650mb Speed(kt): 32 41 28 22 25 32 42 44 39 40 43 37 20 54 50 600mb GPH (m): 4229 4204 4142 4120 4155 4185 4208 4222 4249 4260 4260 4278 4306 4344 4356 600mb Temp (C): -11.6 -13.1 -13.8 -18.5 -18.4 -17.3 -15.0 -16.0 -15.2 -12.9 -12.5 -10.7 -7.9 -5.8 -4.8 600mb Dewpt(C): -17.5 -18.6 -14.3 -21.8 -19.9 -30.9 -17.1 -37.4 -20.0 -14.3 -15.7 -12.0 -10.5 -6.5 -13.5 600mb RH (%): 62 63 96 76 88 30 85 15 67 89 77 90 82 95 51 600mb Dir: 239 236 206 240 309 319 318 324 328 295 320 329 329 340 329 600mb Speed(kt): 39 37 36 23 23 36 48 51 46 43 42 40 34 56 53 550mb GPH (m): 4891 4863 4797 4763 4798 4833 4861 4873 4900 4917 4918 4943 4978 5021 5034 550mb Temp (C): -15.3 -16.1 -18.8 -23.1 -23.2 -20.7 -19.2 -19.4 -19.2 -17.5 -17.0 -13.3 -11.3 -9.9 -9.4 550mb Dewpt(C): -17.9 -30.0 -19.4 -27.7 -29.1 -43.2 -22.4 -32.6 -25.1 -19.3 -19.8 -15.6 -12.7 -11.3 -15.1 550mb RH (%): 81 30 95 67 59 12 76 31 60 86 79 83 90 89 63 550mb Dir: 238 241 204 240 312 326 319 325 340 304 325 333 331 344 331 550mb Speed(kt): 48 38 38 22 24 41 47 60 59 46 43 50 46 57 50 500mb GPH (m): 5605 5573 5498 5451 5487 5530 5562 5574 5603 5624 5628 5663 5704 5748 5764 500mb Temp (C): -19.0 -20.6 -25.0 -29.1 -29.2 -25.1 -24.5 -23.9 -23.9 -22.2 -19.8 -17.2 -15.4 -14.7 -13.9 500mb Dewpt(C): -23.3 -35.1 -26.2 -33.5 -42.1 -49.0 -27.2 -32.6 -33.3 -24.6 -22.3 -21.4 -16.8 -17.2 -18.6 500mb RH (%): 69 27 90 66 29 10 79 45 42 81 81 70 89 82 68 500mb Dir: 233 240 210 249 309 338 318 325 339 316 327 341 338 345 331 500mb Speed(kt): 55 46 41 19 25 52 51 63 59 48 58 57 59 57 43 450mb GPH (m): 6383 6345 6254 6194 6229 6287 6319 6338 6365 6390 6405 6446 6491 6538 6555 450mb Temp (C): -23.4 -25.7 -30.5 -36.0 -35.7 -30.7 -30.7 -27.7 -27.1 -28.1 -23.7 -21.7 -20.5 -19.9 -19.7 450mb Dewpt(C): -27.8 -40.0 -32.5 -39.6 -44.4 -48.3 -34.7 -57.9 -55.8 -31.5 -26.4 -27.9 -23.2 -23.7 -25.6 450mb RH (%): 68 26 83 70 42 17 69 5 5 73 79 58 79 72 60 450mb Dir: 229 234 211 258 307 344 319 323 337 324 328 341 344 348 330 450mb Speed(kt): 58 51 59 19 23 66 54 52 54 56 74 62 66 56 40 400mb GPH (m): 7234 7186 7080 6998 7034 7110 7146 7173 7204 7224 7255 7304 7352 7401 7418 400mb Temp (C): -29.4 -32.3 -36.3 -42.6 -42.8 -38.1 -35.4 -33.7 -33.2 -33.7 -29.9 -27.0 -26.4 -26.2 -26.1 400mb Dewpt(C): -32.4 -39.0 -43.6 -47.4 -50.5 -49.7 -55.2 -56.6 -57.3 -37.5 -33.2 -32.4 -31.5 -30.9 -31.8 400mb RH (%): 76 52 48 61 45 30 13 9 8 69 74 61 63 65 59 400mb Dir: 233 229 204 237 313 345 329 325 335 333 331 344 344 358 329 400mb Speed(kt): 61 56 67 23 24 72 61 55 61 73 85 74 70 55 42 350mb GPH (m): 8172 8116 7995 7892 7924 8013 8063 8095 8128 8150 8191 8251 8302 8351 8369 350mb Temp (C): -36.4 -37.6 -41.7 -45.4 -47.2 -45.2 -41.9 -40.6 -40.1 -38.7 -37.6 -34.2 -33.4 -33.4 -33.0 350mb Dewpt(C): -39.9 -41.5 -64.7 -63.6 -60.9 -54.4 -62.4 -64.6 -62.1 -42.4 -41.3 -40.9 -40.3 -37.1 -37.6 350mb RH (%): 71 68 8 13 21 37 10 7 9 69 69 52 51 70 64 350mb Dir: 237 225 202 225 320 343 331 328 334 345 336 351 346 346 331 350mb Speed(kt): 63 68 81 29 35 74 66 57 73 103 86 85 75 56 49 300mb GPH (m): 9222 9161 9025 8919 8939 9031 9090 9126 9162 9190 9234 9311 9366 9413 9433 300mb Temp (C): -44.8 -45.8 -47.9 -45.7 -48.8 -49.9 -48.9 -48.6 -48.0 -47.3 -45.4 -43.1 -41.9 -42.4 -42.1 300mb Dewpt(C): -48.9 -49.7 -73.8 -72.6 -67.4 -63.7 -65.8 -66.4 -63.7 -51.0 -49.7 -51.9 -47.6 -46.0 -45.8 300mb RH (%): 65 66 4 4 11 20 14 13 16 67 63 39 55 69 68 300mb Dir: 241 228 207 227 320 341 333 326 337 339 338 348 348 339 331 300mb Speed(kt): 65 75 91 32 39 75 69 60 92 107 106 101 84 63 52 250mb GPH (m): 10412 10348 10206 10128 10138 10208 10263 10301 10338 10367 10426 10509 10571 10617 10637 250mb Temp (C): -55.4 -55.7 -54.1 -47.3 -47.7 -54.1 -56.5 -56.5 -57.6 -57.8 -55.1 -53.9 -53.0 -52.5 -52.9 250mb Dewpt(C): -60.1 -59.2 -74.9 -76.1 -76.4 -69.0 -69.2 -69.7 -67.0 -62.3 -59.5 -60.9 -57.5 -56.4 -56.8 250mb RH (%): 58 66 7 3 3 16 21 20 32 58 60 44 60 64 65 250mb Dir: 246 229 212 235 305 337 330 327 337 339 345 346 345 336 329 250mb Speed(kt): 65 80 89 36 36 68 66 64 100 122 127 106 90 72 60 200mb GPH (m): 11794 11740 11643 11600 11609 11640 11671 11696 11724 11753 11813 11902 11968 12018 12034 200mb Temp (C): -65.7 -60.1 -51.3 -47.8 -48.4 -52.1 -56.0 -60.5 -61.7 -60.2 -64.3 -63.1 -64.5 -64.8 -65.1 200mb Dewpt(C): -71.0 -73.9 -82.1 -84.0 -84.4 -79.4 -79.3 -74.7 -74.6 -72.3 -68.6 -67.1 -70.4 -67.9 -68.8 200mb RH (%): 50 17 2 1 1 3 5 16 19 22 58 61 47 68 62 200mb Dir: 250 234 237 251 297 317 315 329 325 337 347 350 344 334 331 200mb Speed(kt): 63 72 57 46 39 43 45 60 69 98 116 86 98 79 73 150mb GPH (m): 13581 13551 13506 13486 13491 13509 13509 13509 13529 13566 13595 13643 13711 13761 13778 150mb Temp (C): -57.1 -55.6 -52.9 -50.3 -50.4 -51.1 -52.3 -55.0 -56.0 -57.9 -60.3 -63.5 -67.2 -63.1 -63.5 150mb Dewpt(C): -86.4 -85.7 -87.6 -85.8 -86.7 -100.5 -82.9 -88.6 -85.4 -86.9 -84.0 -81.8 -78.6 -80.2 -80.9 150mb RH (%): 2 2 1 1 1 0 2 1 2 2 4 8 22 10 10 150mb Dir: 262 255 246 258 281 292 298 302 313 324 342 349 341 349 334 150mb Speed(kt): 55 50 56 48 40 42 46 46 50 52 58 73 45 62 65 100mb GPH (m): 16136 16126 16099 16102 16107 16121 16111 16114 16122 16128 16126 16162 16208 16245 16257 100mb Temp (C): -56.9 -56.5 -56.4 -54.8 -54.4 -55.0 -56.7 -54.3 -55.0 -55.2 -58.6 -58.3 -61.4 -64.2 -65.6 100mb Dewpt(C): -90.5 -90.2 -90.1 -84.6 -88.7 -89.1 -90.3 -88.7 -89.1 -89.2 -91.7 -90.9 -90.8 -89.0 -88.4 100mb RH (%): 1 1 1 2 1 1 1 1 1 1 1 1 2 3 4 100mb Dir: 261 258 265 271 277 289 289 286 303 309 315 332 336 336 330 100mb Speed(kt): 54 51 51 47 43 34 35 35 34 29 48 46 37 47 55