Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAR 2, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.8 995.0 995.2 995.8 994.7 994.8 993.6 993.0 990.4 991.4 993.1 997.3 1000.4 1003.9 1003.1 Mean SLP (mb): 1017.5 1019.7 1019.7 1020.4 1019.5 1019.6 1018.3 1017.8 1015.1 1016.1 1017.8 1022.3 1025.7 1029.3 1028.3 2m agl Tmp (F): 48.1 50.3 54.1 49.6 46.2 47.8 48.6 46.8 45.3 46.5 48.6 45.2 40.9 40.6 44.3 2m agl Dewpt(F): 43.7 44.7 48.4 48.4 45.5 45.2 46.5 46.2 44.6 45.7 44.4 44.2 39.0 37.9 37.3 2m agl RH (%): 84 81 81 95 97 90 92 98 97 97 85 96 93 90 76 10m agl Dir: 76 165 220 108 103 178 187 194 197 235 237 252 277 265 247 10m agl Spd(kt): 3 2 3 2 3 5 6 7 7 4 5 5 6 5 5 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.06 0.18 0.11 0.08 0.06 0.05 0.01 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.01 0.04 0.10 0.28 0.39 0.47 0.53 0.58 0.59 0.59 Sfc CAPE (J/kg): 0.0 1.2 17.9 15.8 2.4 4.7 28.8 23.0 16.2 201.0 216.9 102.2 37.0 38.3 32.0 Sfc CINH (J/kg): 0.0 0.0 -1.6 -4.0 -0.3 -0.2 0.0 -5.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 29.9 51.2 -30.3 -96.8 90.3 150.1 125.8 118.0 137.4 15.1 100.6 100.8 144.4 124.9 120.7 Precip H20 (in): 0.64 0.54 0.54 0.59 0.62 0.66 0.66 0.73 0.65 0.57 0.55 0.50 0.38 0.41 0.56 Lifted Index(C): 2.0 4.3 5.0 6.1 7.4 8.9 11.1 9.1 6.3 2.1 -0.5 3.3 10.5 11.6 12.2 700mb VV(-ub/s): -1.1 -1.7 -3.8 -0.1 -0.6 1.8 2.2 1.7 1.6 -0.2 2.1 1.2 -0.4 -1.7 -2.4 Thk1000-500mb(m)5456.6 5457.4 5475.6 5479.1 5479.6 5460.2 5443.1 5411.2 5383.6 5339.8 5331.2 5344.0 5350.7 5360.0 5380.9 Thk1000-850mb(m)1337.1 1334.2 1337.3 1335.6 1334.4 1328.8 1326.9 1324.3 1324.3 1318.5 1319.7 1315.7 1302.0 1296.4 1303.1 Thk850-700mb(m):1554.6 1558.6 1561.9 1556.9 1551.4 1543.8 1540.4 1537.0 1528.4 1520.8 1520.7 1516.9 1517.6 1525.6 1530.1 SWEAT Index: 100.1 33.0 24.1 67.8 127.6 182.4 158.9 153.3 98.1 107.9 212.2 89.9 67.1 60.6 74.2 Total Totals Idx 50.8 46.4 44.2 43.5 41.6 39.0 34.1 40.5 45.0 51.3 57.1 50.7 39.3 38.2 34.0 Frz Hgt(ft amsl) 7547 8576 8760 8437 7051 6101 5270 5340 5012 4082 4167 4066 2854 2248 2933 0WetBlbHgt(amsl) 6156 5715 5717 6289 6157 5981 5209 5283 4946 3988 4059 4010 2777 2172 2813 Equil Prs (mb): 993 995 995 996 995 995 788 784 667 546 440 701 794 836 839 Equil Hgt(amsl): 26 26 26 26 26 26 6821 6928 10979 15862 20920 9847 6703 5453 5370 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: 27.6 24.5 20.5 19.7 24.9 23.4 23.9 20.8 22.6 24.5 28.5 20.8 19.5 19.2 22.9 Showalter Index: 2.1 5.0 6.0 6.1 7.1 9.1 11.9 8.4 6.5 4.4 1.4 4.7 11.6 12.5 14.2 Cap Strength(C):-999.9 -999.9 3.6 -999.9 -999.9 -999.9 0.0 1.3 0.8 -1.5 -1.8 -1.3 5.4 4.0 -999.9 Storm Dir (deg): 70 89 262 227 249 257 263 259 262 267 332 337 354 357 338 Storm Spd (kts): 6 6 4 8 16 22 22 23 20 15 11 14 17 16 19 2m HeatIndex(F): 48 50 54 50 46 48 49 47 45 46 49 45 41 41 44 2m WindChill(F): 48 50 54 50 46 48 49 47 45 46 49 45 41 41 44 1000mb GPH (m): 144 162 164 168 159 161 150 146 124 132 146 182 207 235 229 950mb GPH (m): 568 586 591 594 584 584 574 568 545 553 569 602 623 649 646 950mb Temp (C): 8.8 8.0 8.8 8.4 8.2 7.0 6.5 5.6 5.7 4.9 5.3 4.5 1.4 0.2 2.0 950mb Dewpt(C): 1.2 4.8 6.4 7.7 6.5 6.7 6.2 5.4 5.5 4.6 4.8 4.2 1.2 0.0 1.5 950mb RH (%): 58 80 85 95 89 98 98 99 98 98 97 98 99 98 96 950mb Dir: 108 186 218 221 180 208 199 203 211 257 238 272 300 285 247 950mb Speed(kt): 4 1 3 4 5 15 15 18 19 6 7 11 15 9 8 900mb GPH (m): 1014 1031 1035 1039 1028 1027 1015 1008 986 992 1008 1040 1056 1080 1079 900mb Temp (C): 6.8 5.6 5.0 5.0 5.3 4.4 3.6 3.3 3.5 1.7 1.8 1.4 -1.0 -2.2 -1.5 900mb Dewpt(C): 6.8 5.4 4.5 4.9 5.0 4.1 3.4 3.0 3.3 1.5 1.4 1.1 -1.4 -3.2 -2.1 900mb RH (%): 100 99 97 99 98 98 99 98 99 98 97 98 97 93 95 900mb Dir: 244 277 254 237 219 221 226 220 242 281 255 291 318 303 262 900mb Speed(kt): 4 4 2 8 11 21 21 21 29 8 11 13 18 15 11 850mb GPH (m): 1481 1496 1501 1504 1494 1490 1477 1470 1448 1451 1466 1497 1509 1532 1532 850mb Temp (C): 3.7 2.7 3.9 3.1 3.4 1.5 0.7 1.3 0.5 -1.4 -1.3 -1.8 -4.4 -5.7 -4.2 850mb Dewpt(C): 3.3 1.2 0.1 2.5 1.9 1.3 0.5 1.1 0.2 -1.9 -1.8 -2.0 -5.0 -5.9 -5.9 850mb RH (%): 97 90 76 96 90 99 99 99 98 96 96 98 96 98 88 850mb Dir: 241 256 257 220 226 216 225 225 249 272 283 280 308 307 281 850mb Speed(kt): 5 5 5 15 21 25 24 21 26 11 16 14 19 15 13 800mb GPH (m): 1970 1986 1992 1993 1983 1976 1962 1955 1932 1931 1947 1977 1983 2007 2011 800mb Temp (C): 0.7 2.6 3.1 1.1 0.7 -0.5 -2.0 -2.7 -2.5 -3.8 -4.1 -4.8 -7.4 -3.2 -2.2 800mb Dewpt(C): -2.4 -9.0 -11.0 -2.4 -2.6 -0.8 -2.2 -3.2 -2.8 -4.2 -4.8 -5.0 -9.3 -24.8 -8.0 800mb RH (%): 80 42 34 77 78 98 98 96 98 97 95 98 86 17 65 800mb Dir: 184 337 198 206 225 219 231 226 244 269 294 273 311 326 304 800mb Speed(kt): 1 2 1 15 22 29 23 20 23 13 16 14 15 23 25 750mb GPH (m): 2488 2506 2513 2511 2499 2489 2474 2466 2440 2437 2452 2481 2489 2517 2521 750mb Temp (C): -0.4 0.8 1.2 0.3 -1.5 -3.3 -3.1 -3.9 -6.2 -7.2 -7.0 -8.4 -4.6 -4.5 -4.6 750mb Dewpt(C): -11.3 -17.4 -17.5 -16.2 -9.8 -6.5 -4.1 -4.1 -6.6 -7.6 -7.9 -9.4 -46.6 -24.7 -5.3 750mb RH (%): 44 24 23 28 53 78 93 99 97 97 93 92 2 19 95 750mb Dir: 57 64 106 177 223 223 238 236 236 260 303 278 323 328 304 750mb Speed(kt): 4 8 8 16 25 30 25 25 22 15 16 16 28 25 29 700mb GPH (m): 3035 3055 3063 3061 3045 3033 3018 3007 2976 2971 2987 3014 3027 3057 3062 700mb Temp (C): -4.0 -3.2 -3.0 -2.7 -3.7 -4.6 -5.6 -7.5 -9.9 -11.0 -10.5 -10.2 -8.2 -7.1 -7.1 700mb Dewpt(C): -11.8 -20.1 -19.4 -24.8 -13.6 -11.8 -11.2 -7.7 -12.6 -12.0 -12.6 -17.9 -50.7 -15.5 -7.4 700mb RH (%): 55 26 27 17 46 57 65 99 81 92 85 54 2 51 97 700mb Dir: 59 70 104 170 219 230 240 235 237 251 311 297 333 335 306 700mb Speed(kt): 9 16 12 19 27 32 28 30 22 18 16 21 28 26 31 650mb GPH (m): 3616 3636 3645 3644 3628 3615 3595 3580 3544 3536 3552 3581 3599 3630 3639 650mb Temp (C): -7.4 -7.8 -6.9 -6.3 -5.5 -6.4 -9.2 -11.3 -13.6 -15.1 -14.8 -13.2 -11.1 -10.5 -9.3 650mb Dewpt(C): -18.5 -25.6 -27.1 -28.0 -22.5 -19.6 -16.4 -16.7 -16.6 -21.0 -18.1 -34.0 -36.3 -16.2 -12.1 650mb RH (%): 41 23 19 17 25 35 56 64 78 61 76 16 11 64 80 650mb Dir: 49 74 123 169 213 233 236 236 238 253 313 314 340 339 304 650mb Speed(kt): 12 19 6 16 29 34 35 36 28 21 16 27 32 28 30 600mb GPH (m): 4234 4252 4263 4264 4251 4236 4209 4189 4148 4136 4152 4186 4208 4241 4251 600mb Temp (C): -11.8 -12.1 -11.0 -9.7 -8.7 -9.3 -12.2 -14.8 -15.9 -18.5 -19.0 -16.6 -15.3 -14.7 -14.1 600mb Dewpt(C): -26.1 -28.8 -30.1 -30.7 -31.6 -30.7 -20.7 -25.9 -17.7 -22.1 -28.3 -51.8 -31.8 -21.2 -18.6 600mb RH (%): 30 24 20 17 14 16 50 39 86 73 44 3 24 58 70 600mb Dir: 36 71 205 182 214 233 238 233 230 234 321 321 332 338 315 600mb Speed(kt): 14 13 1 12 31 37 43 41 32 33 19 27 34 31 35 550mb GPH (m): 4893 4911 4926 4931 4920 4903 4872 4844 4802 4780 4792 4833 4858 4895 4906 550mb Temp (C): -16.9 -16.7 -14.9 -13.5 -12.6 -13.2 -13.1 -16.9 -18.2 -22.6 -24.5 -21.9 -20.2 -19.2 -18.8 550mb Dewpt(C): -29.4 -31.1 -31.4 -32.5 -35.8 -34.9 -48.5 -18.7 -22.6 -26.5 -32.3 -38.1 -27.2 -26.9 -23.9 550mb RH (%): 34 28 24 19 13 15 4 86 69 71 49 23 54 51 65 550mb Dir: 29 45 294 226 221 232 236 228 226 219 328 328 326 335 322 550mb Speed(kt): 12 9 7 7 32 43 49 55 40 39 20 26 32 31 50 500mb GPH (m): 5600 5619 5639 5647 5639 5621 5594 5557 5507 5472 5478 5526 5558 5595 5610 500mb Temp (C): -21.9 -21.2 -20.1 -18.9 -18.1 -18.1 -16.4 -19.0 -22.1 -27.3 -30.1 -27.2 -24.3 -24.9 -22.1 500mb Dewpt(C): -31.7 -32.7 -32.8 -36.9 -39.1 -41.6 -39.3 -20.6 -36.2 -35.0 -41.3 -42.3 -36.2 -35.5 -48.5 500mb RH (%): 42 36 32 20 15 12 13 88 28 49 34 24 34 38 8 500mb Dir: 21 29 304 282 229 237 238 232 223 217 319 335 330 332 323 500mb Speed(kt): 13 9 12 8 33 48 53 58 43 40 20 28 29 30 48 450mb GPH (m): 6367 6388 6409 6423 6416 6401 6375 6334 6273 6221 6219 6276 6314 6352 6378 450mb Temp (C): -27.2 -27.2 -26.9 -24.0 -23.9 -22.0 -22.8 -23.9 -27.8 -32.1 -35.2 -32.3 -31.1 -30.3 -26.3 450mb Dewpt(C): -34.6 -37.8 -37.1 -45.8 -49.7 -46.0 -37.0 -26.2 -37.6 -43.2 -48.4 -52.8 -35.7 -42.9 -54.2 450mb RH (%): 50 37 39 12 8 10 27 82 40 34 26 12 65 30 6 450mb Dir: 16 11 306 332 235 245 236 231 225 211 311 350 336 333 330 450mb Speed(kt): 19 12 17 14 37 44 54 61 50 51 18 41 34 39 55 400mb GPH (m): 7205 7223 7246 7271 7263 7255 7226 7183 7106 7044 7029 7096 7135 7181 7219 400mb Temp (C): -33.2 -33.9 -33.3 -30.1 -31.2 -29.3 -29.5 -29.9 -34.1 -37.2 -40.4 -38.1 -38.4 -35.0 -32.2 400mb Dewpt(C): -39.1 -46.5 -44.4 -58.4 -37.2 -33.3 -36.2 -32.7 -38.2 -46.9 -56.5 -57.0 -44.1 -61.5 -52.4 400mb RH (%): 56 28 33 5 56 69 53 77 67 38 18 13 56 6 13 400mb Dir: 7 348 313 311 241 258 234 229 222 207 300 354 334 342 334 400mb Speed(kt): 18 14 24 25 37 50 58 65 60 67 17 60 40 54 62 350mb GPH (m): 8129 8148 8170 8204 8194 8193 8165 8119 8031 7952 7930 7999 8042 8098 8146 350mb Temp (C): -40.2 -38.8 -40.6 -38.7 -38.6 -37.0 -36.3 -36.8 -39.1 -43.5 -44.6 -45.3 -42.6 -41.6 -39.6 350mb Dewpt(C): -45.5 -59.7 -48.7 -57.6 -42.9 -40.4 -49.2 -40.5 -42.6 -60.3 -67.2 -55.4 -64.0 -62.3 -43.4 350mb RH (%): 58 10 43 13 65 71 27 70 70 16 7 33 9 10 68 350mb Dir: 20 328 317 294 252 262 236 229 213 205 281 347 334 337 338 350mb Speed(kt): 16 16 32 25 41 56 59 71 76 76 20 62 52 56 73 300mb GPH (m): 9163 9185 9200 9241 9235 9237 9215 9167 9069 8978 8954 9017 9069 9125 9179 300mb Temp (C): -48.1 -47.8 -49.3 -47.3 -46.9 -47.0 -44.8 -45.3 -47.3 -47.6 -47.1 -49.7 -48.2 -49.8 -49.3 300mb Dewpt(C): -52.8 -64.4 -54.4 -61.4 -53.7 -50.5 -49.2 -49.1 -50.9 -61.9 -70.4 -63.3 -67.8 -67.1 -55.9 300mb RH (%): 60 15 57 20 48 68 63 67 68 20 6 21 10 13 48 300mb Dir: 18 322 309 305 261 262 246 232 218 207 274 343 337 333 337 300mb Speed(kt): 16 21 29 37 53 59 60 74 89 80 22 68 60 54 72 250mb GPH (m): 10341 10362 10372 10419 10414 10416 10405 10355 10251 10171 10154 10200 10252 10294 10346 250mb Temp (C): -55.9 -57.2 -56.1 -57.9 -56.6 -57.5 -55.9 -55.6 -54.9 -50.7 -49.1 -52.6 -54.7 -57.6 -58.6 250mb Dewpt(C): -62.8 -65.4 -68.1 -63.6 -58.9 -60.7 -59.9 -59.4 -61.2 -71.2 -75.6 -70.8 -70.8 -69.4 -64.1 250mb RH (%): 44 37 23 51 76 68 63 64 48 8 4 11 14 23 52 250mb Dir: 325 311 306 303 268 256 255 229 223 216 271 338 334 333 333 250mb Speed(kt): 14 27 37 50 59 66 63 79 91 57 26 57 56 52 60 200mb GPH (m): 11746 11753 11778 11797 11801 11798 11785 11745 11674 11624 11614 11639 11665 11689 11728 200mb Temp (C): -58.2 -60.1 -59.0 -63.3 -63.5 -63.5 -64.0 -60.4 -54.4 -50.3 -49.6 -51.8 -56.6 -58.3 -62.2 200mb Dewpt(C): -73.8 -73.8 -72.2 -70.6 -69.6 -67.6 -68.1 -72.5 -78.3 -81.2 -80.5 -82.0 -78.3 -76.9 -73.6 200mb RH (%): 14 17 19 39 46 60 60 22 5 2 2 2 6 9 23 200mb Dir: 293 301 303 297 277 266 254 240 231 238 270 308 317 322 320 200mb Speed(kt): 28 45 60 61 71 66 69 71 64 47 34 41 44 40 49 150mb GPH (m): 13582 13587 13590 13607 13589 13584 13572 13555 13517 13496 13491 13507 13508 13517 13533 150mb Temp (C): -52.8 -52.8 -56.2 -55.3 -57.2 -58.1 -57.7 -55.7 -54.6 -51.7 -50.8 -51.5 -53.4 -54.3 -55.3 150mb Dewpt(C): -87.6 -87.6 -83.0 -85.3 -86.3 -84.5 -84.3 -85.6 -89.2 -86.7 -86.2 -86.6 -88.0 -88.7 -89.4 150mb RH (%): 1 1 3 2 2 3 3 2 1 1 1 1 1 1 1 150mb Dir: 270 282 269 270 271 264 261 254 250 255 274 286 294 299 305 150mb Speed(kt): 47 53 68 54 52 56 55 56 54 48 39 34 35 31 40 100mb GPH (m): 16171 16165 16164 16171 16148 16138 16125 16122 16095 16096 16099 16112 16101 16107 16119 100mb Temp (C): -57.4 -59.0 -58.0 -58.5 -57.8 -57.2 -57.1 -57.0 -56.9 -55.4 -55.0 -55.7 -56.0 -55.5 -56.4 100mb Dewpt(C): -90.8 -92.0 -91.2 -91.6 -91.1 -86.3 -86.3 -86.2 -90.4 -89.4 -89.2 -85.2 -89.8 -89.5 -90.1 100mb RH (%): 1 1 1 1 1 2 2 2 1 1 1 2 1 1 1 100mb Dir: 272 281 271 264 265 264 262 261 261 266 268 277 285 283 290 100mb Speed(kt): 53 58 49 56 64 59 55 49 48 44 46 38 37 33 35