Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAR 9, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.8 995.0 993.4 995.1 996.7 999.1 999.8 1002.2 1001.4 1001.5 1000.6 1000.6 1000.0 1002.3 1001.0 Mean SLP (mb): 1020.0 1020.2 1018.5 1020.4 1022.1 1024.5 1025.0 1027.6 1026.7 1026.7 1025.6 1025.6 1025.0 1027.3 1025.9 2m agl Tmp (F): 38.4 39.7 41.5 37.3 35.6 39.8 42.2 40.0 40.0 42.2 45.2 46.5 45.8 46.2 46.5 2m agl Dewpt(F): 35.3 38.1 36.0 34.7 34.4 35.5 37.3 39.2 39.3 41.2 44.4 45.7 44.9 45.7 45.9 2m agl RH (%): 88 94 80 90 95 84 83 97 97 96 97 97 97 98 98 10m agl Dir: 228 237 227 233 207 189 209 203 192 203 199 211 212 224 203 10m agl Spd(kt): 2 5 7 4 4 8 10 7 7 11 11 14 14 8 7 6hr Precip (in): 0.00 0.09 0.09 0.11 0.09 0.03 0.10 0.13 0.19 0.34 0.39 0.45 0.37 0.52 0.40 AccumPrecip(in): 0.00 0.09 0.18 0.29 0.38 0.41 0.51 0.64 0.84 1.17 1.56 2.01 2.38 2.90 3.29 Sfc CAPE (J/kg): 10.8 99.0 155.5 150.5 131.5 111.1 98.6 18.4 1.4 6.4 5.7 9.7 0.0 2.6 1.0 Sfc CINH (J/kg): -40.4 0.0 0.0 -1.1 -0.3 -0.3 0.0 -1.9 -6.6 0.0 0.0 -17.2 0.0 -0.1 -0.4 0-3km Hel(J/kg): 127.3 136.8 112.8 86.7 100.6 161.4 208.8 227.6 301.9 335.8 413.8 447.6 448.5 267.0 343.6 Precip H20 (in): 0.38 0.40 0.38 0.32 0.35 0.39 0.48 0.54 0.63 0.72 0.80 0.82 0.85 0.85 0.88 Lifted Index(C): 13.7 11.1 7.1 6.4 10.5 9.6 10.9 13.3 11.1 9.0 9.7 8.9 7.6 10.3 8.4 700mb VV(-ub/s): -1.5 6.4 0.8 3.9 2.9 1.3 4.2 4.8 12.0 12.8 15.6 17.5 15.2 9.9 0.1 Thk1000-500mb(m)5312.0 5285.3 5264.1 5213.1 5211.1 5221.3 5273.0 5316.8 5359.8 5396.4 5429.1 5439.5 5442.9 5443.3 5458.8 Thk1000-850mb(m)1299.3 1296.8 1299.7 1292.2 1287.6 1291.2 1300.0 1301.7 1305.2 1317.5 1322.2 1324.6 1325.4 1326.1 1327.8 Thk850-700mb(m):1493.0 1493.6 1489.7 1482.5 1475.9 1484.4 1495.9 1501.2 1522.5 1529.1 1535.7 1541.3 1541.2 1537.3 1541.7 SWEAT Index: 129.5 121.3 186.2 94.8 105.6 237.7 277.2 244.2 268.6 237.7 244.5 281.9 199.3 137.8 249.6 Total Totals Idx 34.5 37.9 45.0 46.7 39.6 40.1 38.3 34.6 37.1 40.0 37.6 39.3 41.7 35.8 40.3 Frz Hgt(ft amsl) 2425 2095 2451 1974 1420 1837 2569 2874 3205 4901 4987 5184 6034 5477 6016 0WetBlbHgt(amsl) 2331 2014 2304 1550 1115 1656 2433 2822 3155 4839 4925 5120 5949 5405 5954 Equil Prs (mb): 690 679 656 605 640 581 614 732 1001 1002 1001 799 1000 1002 1001 Equil Hgt(amsl): 10032 10458 11238 13180 11815 14255 13039 8793 26 26 26 6645 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: 25.2 22.7 24.6 23.8 21.1 28.3 28.3 25.7 26.0 28.0 30.3 32.4 26.2 29.7 26.6 Showalter Index: 14.2 12.6 9.2 8.5 12.6 12.0 12.2 13.8 12.0 9.4 10.5 9.4 7.7 11.0 8.2 Cap Strength(C): 0.0 -1.2 -999.9 -1.0 0.0 0.0 -1.4 -0.4 -999.9 -999.9 -999.9 3.5 -999.9 -999.9 -999.9 Storm Dir (deg): 305 307 294 306 310 299 301 301 289 290 286 287 293 298 298 Storm Spd (kts): 29 27 27 20 22 24 29 31 31 32 36 40 40 33 32 2m HeatIndex(F): 38 40 42 37 36 40 42 40 40 42 45 46 46 46 46 2m WindChill(F): 38 35 42 34 32 34 42 35 40 42 45 46 46 46 46 1000mb GPH (m): 161 163 150 164 177 197 202 222 215 216 208 209 204 222 212 950mb GPH (m): 576 577 566 577 588 610 619 637 631 634 629 631 625 644 633 950mb Temp (C): 1.2 0.4 1.7 0.2 -0.7 -0.4 1.2 1.8 2.3 4.1 5.5 6.0 5.6 6.2 6.4 950mb Dewpt(C): 0.8 0.1 0.6 -1.2 -1.7 -1.0 0.5 1.5 2.0 3.9 5.2 5.7 5.4 5.9 6.1 950mb RH (%): 98 98 92 90 93 96 95 98 98 98 98 98 99 98 98 950mb Dir: 287 239 229 257 245 197 214 222 211 213 211 217 218 232 216 950mb Speed(kt): 9 10 13 9 10 15 21 21 24 31 32 36 36 26 27 900mb GPH (m): 1008 1008 999 1007 1017 1040 1051 1071 1065 1073 1070 1072 1066 1086 1076 900mb Temp (C): -1.9 -2.3 -2.3 -3.5 -4.3 -3.7 -1.9 -1.4 -0.6 2.9 3.0 3.6 3.8 4.2 4.5 900mb Dewpt(C): -2.5 -2.7 -2.6 -5.1 -4.9 -4.3 -2.4 -1.6 -0.8 2.7 2.8 3.4 3.5 3.9 4.2 900mb RH (%): 96 97 98 89 96 95 97 99 99 99 99 98 98 98 98 900mb Dir: 294 269 238 278 264 218 223 244 220 241 232 231 236 257 238 900mb Speed(kt): 16 13 18 13 16 17 27 24 28 40 41 48 48 29 34 850mb GPH (m): 1460 1459 1449 1456 1464 1488 1502 1523 1520 1533 1530 1534 1529 1549 1539 850mb Temp (C): -4.9 -5.5 -5.9 -6.9 -8.1 -7.2 -5.0 -4.2 -2.6 -0.3 -0.1 0.3 1.4 0.7 1.9 850mb Dewpt(C): -5.3 -5.9 -6.2 -8.6 -8.4 -8.8 -5.9 -4.5 -2.9 -0.5 -0.3 0.0 1.2 0.4 1.7 850mb RH (%): 98 97 98 88 98 89 94 98 98 98 98 98 98 98 98 850mb Dir: 281 277 250 274 275 228 245 250 229 250 243 242 256 264 245 850mb Speed(kt): 20 16 21 19 17 15 32 25 33 39 42 51 48 29 35 800mb GPH (m): 1934 1932 1921 1925 1932 1957 1976 1998 1999 2016 2014 2016 2015 2033 2025 800mb Temp (C): -8.4 -8.5 -9.2 -10.5 -11.5 -10.4 -8.0 -7.5 -4.7 -3.0 -2.8 -2.8 -0.8 -2.0 -1.3 800mb Dewpt(C): -9.3 -8.9 -10.6 -14.4 -11.9 -15.5 -8.6 -7.7 -5.1 -3.3 -3.1 -3.1 -1.0 -2.2 -1.5 800mb RH (%): 93 97 90 73 97 66 95 98 97 98 98 98 98 98 98 800mb Dir: 266 277 259 268 286 250 255 249 241 251 244 243 261 264 256 800mb Speed(kt): 22 18 22 21 18 15 30 30 33 39 41 50 48 38 35 750mb GPH (m): 2431 2429 2417 2419 2423 2451 2474 2497 2505 2525 2524 2530 2528 2545 2538 750mb Temp (C): -12.1 -12.0 -12.5 -13.8 -15.3 -13.2 -11.8 -10.6 -6.3 -5.7 -4.9 -2.4 -4.0 -4.4 -3.7 750mb Dewpt(C): -13.5 -12.4 -12.8 -19.8 -16.8 -14.7 -12.4 -11.4 -6.8 -6.0 -5.2 -2.6 -4.2 -4.6 -4.0 750mb RH (%): 90 97 98 61 88 89 95 94 96 97 98 98 98 98 98 750mb Dir: 270 275 270 268 288 259 262 256 254 257 243 256 265 263 265 750mb Speed(kt): 23 19 24 23 21 24 28 32 39 40 40 53 47 42 38 700mb GPH (m): 2953 2953 2939 2939 2940 2972 2998 3025 3043 3062 3066 3075 3070 3086 3081 700mb Temp (C): -16.6 -15.8 -16.6 -17.3 -18.9 -16.8 -15.4 -13.8 -8.8 -8.2 -6.3 -5.0 -5.9 -5.9 -5.3 700mb Dewpt(C): -19.6 -17.1 -17.2 -22.2 -22.0 -18.4 -16.3 -14.7 -9.5 -8.7 -6.6 -5.3 -6.3 -6.2 -5.7 700mb RH (%): 78 90 95 66 77 87 92 92 95 96 97 98 97 98 97 700mb Dir: 268 268 278 274 284 265 268 264 264 258 260 263 270 268 276 700mb Speed(kt): 25 26 26 24 23 32 27 34 45 42 51 58 49 45 42 650mb GPH (m): 3510 3511 3493 3488 3487 3524 3553 3584 3612 3634 3644 3655 3649 3664 3663 650mb Temp (C): -15.9 -16.4 -18.1 -21.9 -22.1 -21.1 -19.4 -16.3 -13.0 -11.8 -8.2 -7.5 -7.7 -8.0 -6.2 650mb Dewpt(C): -37.8 -45.3 -30.5 -22.2 -30.7 -23.2 -20.7 -17.5 -14.0 -12.7 -8.7 -9.1 -8.3 -8.7 -7.4 650mb RH (%): 14 7 34 98 47 84 89 91 92 93 96 88 96 95 92 650mb Dir: 276 277 269 277 280 275 266 274 262 262 270 267 273 275 283 650mb Speed(kt): 46 43 40 28 30 33 28 42 49 44 64 62 60 58 54 600mb GPH (m): 4113 4108 4087 4072 4073 4108 4144 4184 4217 4244 4261 4273 4268 4284 4286 600mb Temp (C): -16.0 -19.5 -21.2 -25.5 -24.5 -25.8 -22.5 -17.6 -16.5 -13.6 -12.0 -11.2 -10.7 -10.3 -8.9 600mb Dewpt(C): -50.7 -39.2 -39.0 -30.3 -42.0 -28.2 -24.6 -19.4 -17.9 -14.7 -12.9 -13.3 -11.5 -11.3 -10.7 600mb RH (%): 4 17 19 65 19 81 84 86 89 92 93 84 94 92 87 600mb Dir: 277 283 266 278 279 283 280 281 267 273 271 270 273 275 286 600mb Speed(kt): 68 59 55 35 38 35 39 60 50 53 70 67 69 69 62 550mb GPH (m): 4767 4751 4726 4699 4702 4735 4780 4832 4868 4902 4922 4935 4932 4948 4954 550mb Temp (C): -17.5 -21.7 -24.2 -28.5 -26.7 -28.0 -23.4 -19.2 -18.8 -17.0 -15.2 -15.7 -14.6 -14.6 -13.5 550mb Dewpt(C): -53.4 -45.8 -44.2 -48.6 -46.0 -30.9 -27.9 -21.9 -20.2 -18.2 -16.5 -16.7 -15.6 -16.0 -16.3 550mb RH (%): 3 10 15 14 15 77 67 79 89 90 89 92 92 89 80 550mb Dir: 274 281 264 279 279 282 290 289 280 278 272 277 275 277 283 550mb Speed(kt): 85 75 68 44 52 48 65 77 61 63 71 73 77 75 68 500mb GPH (m): 5473 5448 5414 5377 5388 5418 5475 5539 5575 5612 5637 5649 5647 5666 5670 500mb Temp (C): -22.3 -24.7 -28.5 -31.1 -28.0 -28.1 -24.6 -21.7 -21.3 -20.4 -19.0 -19.5 -19.6 -17.4 -18.4 500mb Dewpt(C): -43.2 -45.8 -57.5 -57.3 -32.0 -31.8 -26.5 -23.8 -22.0 -22.0 -20.5 -20.7 -21.0 -19.0 -21.0 500mb RH (%): 14 13 5 7 70 71 84 83 95 87 88 90 89 87 80 500mb Dir: 273 279 268 279 281 286 292 289 282 281 273 281 276 277 278 500mb Speed(kt): 90 89 80 57 72 76 97 90 79 70 72 77 89 75 68 450mb GPH (m): 6239 6207 6163 6120 6140 6173 6242 6309 6343 6384 6413 6424 6423 6447 6453 450mb Temp (C): -27.5 -29.2 -31.4 -32.9 -30.2 -27.8 -25.1 -25.1 -26.5 -25.5 -24.6 -24.4 -23.7 -22.2 -21.9 450mb Dewpt(C): -38.1 -34.4 -42.4 -62.2 -35.2 -32.2 -28.2 -28.7 -26.8 -27.6 -26.6 -26.0 -25.3 -24.2 -23.9 450mb RH (%): 37 62 34 4 63 67 76 72 98 83 84 87 87 84 84 450mb Dir: 277 278 273 281 289 289 293 291 281 284 278 280 278 277 281 450mb Speed(kt): 100 101 101 78 99 116 118 98 90 81 81 76 94 77 77 400mb GPH (m): 7077 7041 6991 6944 6973 7019 7092 7158 7189 7229 7260 7273 7275 7303 7311 400mb Temp (C): -32.3 -33.1 -34.7 -35.6 -32.6 -29.3 -28.4 -29.4 -30.2 -30.8 -30.6 -28.9 -28.0 -27.7 -26.8 400mb Dewpt(C): -41.1 -36.8 -40.3 -56.7 -37.4 -33.2 -33.3 -42.5 -41.6 -34.4 -33.3 -36.5 -29.8 -30.2 -29.1 400mb RH (%): 43 70 58 11 63 70 64 28 33 71 78 49 84 79 82 400mb Dir: 280 279 273 285 292 289 291 291 284 288 280 283 280 276 281 400mb Speed(kt): 112 117 120 103 137 142 126 101 97 96 88 87 95 83 89 350mb GPH (m): 8003 7967 7910 7863 7906 7959 8038 8093 8121 8164 8193 8215 8222 8249 8261 350mb Temp (C): -39.2 -39.1 -40.5 -39.6 -37.0 -34.6 -34.0 -37.7 -38.4 -37.2 -37.5 -35.8 -33.7 -34.6 -33.1 350mb Dewpt(C): -50.0 -42.9 -50.9 -61.9 -41.4 -39.4 -46.1 -43.7 -48.8 -52.1 -41.0 -50.4 -40.7 -38.0 -37.5 350mb RH (%): 33 68 34 9 65 63 30 55 34 21 71 22 51 72 65 350mb Dir: 279 275 276 290 290 290 291 288 283 282 282 284 277 278 280 350mb Speed(kt): 123 125 135 128 150 144 128 108 97 101 89 96 102 95 93 300mb GPH (m): 9040 9004 8945 8904 8956 9021 9098 9137 9164 9208 9238 9267 9284 9310 9326 300mb Temp (C): -47.9 -48.2 -47.5 -45.0 -43.9 -42.0 -42.8 -45.4 -46.6 -45.4 -45.9 -44.4 -42.8 -42.4 -41.8 300mb Dewpt(C): -53.9 -52.5 -64.7 -68.0 -50.4 -48.9 -54.7 -51.9 -57.7 -51.9 -49.5 -51.6 -52.5 -50.5 -50.1 300mb RH (%): 52 63 14 7 50 49 28 50 29 49 68 46 35 43 42 300mb Dir: 281 273 277 288 291 292 287 284 282 287 280 277 277 279 277 300mb Speed(kt): 130 129 137 124 158 150 128 118 115 113 108 106 101 104 96 250mb GPH (m): 10215 10179 10132 10111 10152 10226 10298 10328 10344 10398 10426 10459 10483 10514 10531 250mb Temp (C): -55.9 -55.2 -51.9 -49.2 -53.3 -51.9 -53.0 -54.0 -56.1 -55.9 -55.1 -55.4 -54.3 -52.8 -52.7 250mb Dewpt(C): -65.0 -66.0 -71.1 -71.7 -60.5 -58.3 -57.7 -60.0 -60.9 -59.4 -58.5 -59.6 -58.4 -62.5 -63.5 250mb RH (%): 34 27 10 7 44 48 59 50 57 67 67 61 62 32 28 250mb Dir: 278 273 273 283 297 293 284 278 280 283 280 286 295 278 276 250mb Speed(kt): 124 118 120 126 160 143 136 137 109 122 125 107 118 103 93 200mb GPH (m): 11642 11605 11574 11560 11578 11643 11701 11728 11738 11780 11818 11847 11871 11909 11928 200mb Temp (C): -51.9 -52.7 -52.6 -52.1 -54.8 -60.0 -61.9 -62.3 -60.7 -63.4 -62.6 -63.9 -64.0 -64.8 -64.7 200mb Dewpt(C): -79.7 -77.9 -80.0 -81.9 -77.0 -71.4 -68.1 -70.7 -70.3 -68.2 -68.4 -68.7 -68.7 -70.4 -68.5 200mb RH (%): 3 4 3 2 6 24 46 34 30 55 48 55 55 49 62 200mb Dir: 280 276 277 286 288 290 285 275 281 280 282 271 284 268 269 200mb Speed(kt): 91 89 95 87 112 127 129 142 128 116 121 111 104 109 98 150mb GPH (m): 13505 13470 13434 13420 13421 13469 13500 13537 13558 13583 13619 13645 13661 13684 13690 150mb Temp (C): -52.6 -51.6 -52.1 -52.0 -53.8 -54.9 -56.5 -57.6 -55.6 -55.3 -56.2 -56.3 -54.2 -56.3 -60.3 150mb Dewpt(C): -87.4 -86.7 -87.1 -87.0 -88.3 -89.3 -85.9 -86.6 -85.3 -84.9 -85.6 -85.7 -88.2 -85.3 -84.1 150mb RH (%): 1 1 1 1 1 1 2 2 2 2 2 2 1 2 4 150mb Dir: 271 269 269 277 284 282 286 280 280 281 286 288 276 273 277 150mb Speed(kt): 64 64 68 68 75 70 83 78 80 78 84 82 79 77 85 100mb GPH (m): 16091 16061 16037 16031 16016 16038 16070 16103 16120 16155 16190 16215 16218 16237 16229 100mb Temp (C): -57.9 -57.3 -55.5 -54.5 -55.5 -57.4 -57.0 -58.4 -58.8 -57.5 -58.0 -57.5 -60.8 -61.6 -60.9 100mb Dewpt(C): -91.2 -90.8 -85.1 -88.7 -89.5 -86.5 -86.2 -87.3 -91.7 -80.4 -86.9 -90.9 -89.0 -89.6 -89.5 100mb RH (%): 1 1 2 1 1 2 2 2 1 5 2 1 2 2 2 100mb Dir: 269 270 273 272 280 277 281 276 284 279 280 277 279 279 284 100mb Speed(kt): 51 49 42 43 44 48 52 48 57 55 57 56 66 62 61