Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAR 1, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 990.4 990.8 989.1 990.5 991.5 994.7 995.4 995.9 994.3 994.8 993.0 990.8 987.5 988.6 991.7 Mean SLP (mb): 1015.3 1015.5 1013.4 1015.0 1016.2 1019.4 1019.9 1020.6 1019.0 1019.5 1017.8 1015.5 1012.2 1013.3 1016.4 2m agl Tmp (F): 42.1 49.1 57.9 49.6 45.2 50.2 53.5 49.7 48.4 47.3 46.4 45.9 45.5 45.5 47.0 2m agl Dewpt(F): 35.7 35.9 41.8 36.9 34.2 41.4 47.5 48.3 47.8 46.3 45.3 44.4 44.1 44.2 41.7 2m agl RH (%): 78 60 54 61 65 71 79 95 98 96 96 94 95 95 81 10m agl Dir: 69 75 69 75 80 162 203 169 185 206 176 179 200 210 229 10m agl Spd(kt): 7 10 5 5 4 3 6 4 4 7 6 8 10 10 9 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.05 0.04 0.11 0.18 0.19 0.15 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.02 0.07 0.11 0.22 0.40 0.59 0.74 Sfc CAPE (J/kg): 0.0 0.0 1.9 0.0 0.0 0.2 12.8 9.1 30.0 65.1 8.7 1.6 17.0 232.6 143.2 Sfc CINH (J/kg): 0.0 0.0 0.0 -0.2 0.0 -0.1 -0.4 -5.8 -3.2 0.0 0.0 -0.5 0.0 0.0 -0.9 0-3km Hel(J/kg): 45.6 59.0 10.2 64.8 62.3 31.8 -23.3 -33.2 100.7 147.5 157.6 154.3 187.0 125.2 107.7 Precip H20 (in): 0.50 0.51 0.52 0.50 0.51 0.50 0.51 0.59 0.66 0.63 0.74 0.71 0.60 0.56 0.51 Lifted Index(C): 4.9 4.6 4.2 4.6 4.7 5.6 6.0 8.0 8.5 9.5 10.1 7.9 1.4 -1.0 1.2 700mb VV(-ub/s): 4.3 -0.5 0.6 0.9 -0.8 -2.1 -2.1 1.6 1.2 3.6 -0.8 1.6 4.9 2.5 5.0 Thk1000-500mb(m)5492.5 5488.6 5491.5 5477.3 5467.8 5464.9 5475.0 5476.0 5462.7 5431.9 5413.8 5398.9 5359.5 5322.2 5317.6 Thk1000-850mb(m)1344.1 1346.6 1351.3 1341.5 1336.2 1333.2 1335.0 1331.9 1328.5 1321.8 1323.0 1324.5 1323.3 1317.5 1316.3 Thk850-700mb(m):1570.6 1567.6 1566.1 1563.4 1559.3 1560.7 1559.9 1552.3 1545.4 1536.5 1535.0 1532.4 1528.9 1519.3 1514.4 SWEAT Index: 9.4 23.0 6.5 14.2 25.8 20.8 39.4 169.4 185.1 180.6 166.2 178.8 237.2 262.1 192.2 Total Totals Idx 45.5 46.2 47.1 47.4 46.6 45.6 41.0 40.5 40.6 37.0 37.4 41.8 54.2 58.1 54.7 Frz Hgt(ft amsl) 9131 8655 8516 8635 8272 8600 8735 6379 5761 4673 5262 4980 4653 3971 3771 0WetBlbHgt(amsl) 5951 6069 6405 5922 6322 5741 5338 6157 5700 4607 5204 4910 4608 3862 3693 Equil Prs (mb): 990 991 989 990 991 995 995 847 790 786 993 991 626 435 519 Equil Hgt(amsl): 26 26 26 26 26 26 26 5012 6793 6920 26 26 12477 20996 17017 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: 43.6 44.9 40.5 39.6 38.1 34.3 22.6 19.4 21.5 24.6 20.1 24.3 27.8 29.2 30.6 Showalter Index: 4.8 4.4 3.9 4.1 4.6 5.3 8.1 8.0 7.9 10.9 10.2 8.1 2.2 1.0 2.9 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 0.4 0.0 0.7 -999.9 0.7 -1.3 -999.9 Storm Dir (deg): 115 107 89 87 75 99 228 234 252 261 266 253 256 265 298 Storm Spd (kts): 4 8 4 6 8 8 6 13 20 24 22 24 29 20 19 2m HeatIndex(F): 42 49 58 50 45 50 54 50 48 47 46 46 45 45 47 2m WindChill(F): 42 49 58 50 45 50 54 50 48 47 46 46 45 45 47 1000mb GPH (m): 124 127 112 124 133 159 165 169 157 160 146 127 100 109 135 950mb GPH (m): 546 551 541 549 557 582 591 594 580 582 567 549 521 531 556 950mb Temp (C): 9.8 9.4 10.6 10.0 8.8 7.4 7.5 7.5 6.8 5.5 5.3 5.6 5.6 4.8 4.8 950mb Dewpt(C): -0.9 -0.4 3.1 2.0 2.7 5.3 7.2 7.3 6.5 5.1 5.0 5.4 5.3 4.6 3.5 950mb RH (%): 47 50 59 57 65 86 98 99 98 98 98 98 98 98 91 950mb Dir: 87 88 75 92 116 173 201 209 209 213 194 194 206 215 232 950mb Speed(kt): 13 25 9 14 8 7 7 14 14 18 17 21 23 22 16 900mb GPH (m): 996 1001 991 997 1002 1026 1034 1037 1022 1022 1007 990 962 969 994 900mb Temp (C): 9.8 10.6 9.5 7.4 6.4 5.6 5.3 4.6 3.5 2.7 3.1 3.6 3.4 1.6 1.1 900mb Dewpt(C): 1.7 -0.2 1.6 2.0 2.7 3.8 3.1 4.4 3.2 2.4 2.7 3.5 3.2 1.2 0.8 900mb RH (%): 57 47 57 68 77 88 86 98 98 98 97 99 98 97 98 900mb Dir: 124 98 122 131 126 189 208 213 221 224 220 212 226 233 235 900mb Speed(kt): 7 11 4 7 5 7 11 17 17 26 24 27 37 29 21 850mb GPH (m): 1468 1474 1463 1465 1469 1493 1500 1501 1485 1482 1469 1451 1423 1427 1451 850mb Temp (C): 7.7 7.5 7.2 5.4 4.3 4.4 3.5 2.1 2.1 -0.4 0.7 0.4 0.0 -1.5 -2.1 850mb Dewpt(C): -2.8 -2.2 -1.2 -0.3 0.5 -0.6 -2.6 1.9 1.9 -0.7 0.5 0.1 -0.2 -2.0 -2.6 850mb RH (%): 47 50 55 66 76 70 64 99 98 98 99 98 98 96 96 850mb Dir: 173 63 15 95 104 182 203 213 216 221 230 213 237 238 252 850mb Speed(kt): 4 8 2 3 4 4 13 18 27 30 25 29 37 29 25 800mb GPH (m): 1965 1970 1958 1958 1960 1984 1990 1988 1971 1965 1954 1935 1906 1907 1930 800mb Temp (C): 4.9 4.8 3.8 3.2 1.9 2.5 1.8 -0.2 -1.7 -2.8 -1.9 -2.7 -2.4 -4.2 -5.1 800mb Dewpt(C): -11.4 -9.9 -4.9 -7.3 -2.5 -8.3 -9.0 -1.0 -2.0 -3.1 -2.1 -2.9 -2.6 -4.6 -5.6 800mb RH (%): 29 33 53 46 73 45 45 94 98 98 98 98 98 97 96 800mb Dir: 75 48 47 45 69 98 168 204 215 218 240 214 232 242 260 800mb Speed(kt): 2 12 2 4 6 4 6 22 28 32 24 32 36 31 26 750mb GPH (m): 2487 2492 2479 2479 2479 2504 2510 2504 2485 2475 2464 2444 2415 2413 2434 750mb Temp (C): 1.7 1.0 0.8 1.0 0.2 0.8 1.0 -0.3 -1.9 -2.9 -5.3 -5.9 -5.9 -7.5 -8.4 750mb Dewpt(C): -19.9 -13.0 -12.5 -17.7 -15.9 -20.2 -18.9 -13.5 -6.3 -9.1 -5.9 -6.3 -6.6 -8.0 -9.0 750mb RH (%): 18 34 36 23 29 19 21 36 72 62 95 97 95 96 95 750mb Dir: 68 46 46 31 44 75 110 182 222 226 247 218 225 248 262 750mb Speed(kt): 4 12 5 8 13 13 11 20 27 32 23 26 36 32 29 700mb GPH (m): 3039 3042 3029 3029 3028 3053 3060 3054 3031 3019 3004 2984 2952 2946 2965 700mb Temp (C): -1.5 -2.9 -2.8 -2.7 -2.8 -2.8 -2.6 -2.3 -3.9 -5.2 -6.7 -7.2 -9.8 -11.1 -12.1 700mb Dewpt(C): -20.5 -17.5 -17.8 -21.6 -22.1 -20.8 -20.0 -24.8 -12.8 -12.1 -9.2 -9.5 -11.7 -11.8 -13.2 700mb RH (%): 22 32 31 22 21 24 25 16 50 59 83 84 86 95 91 700mb Dir: 50 48 48 33 41 70 119 177 218 235 245 236 222 245 262 700mb Speed(kt): 4 10 9 11 17 17 9 21 30 34 25 27 35 33 33 650mb GPH (m): 3624 3624 3611 3611 3611 3635 3643 3638 3613 3597 3580 3557 3519 3511 3528 650mb Temp (C): -5.9 -6.4 -6.6 -6.7 -6.9 -7.2 -6.4 -5.5 -5.9 -8.0 -9.6 -11.0 -13.9 -15.1 -15.9 650mb Dewpt(C): -20.2 -23.5 -24.3 -23.6 -25.9 -24.1 -25.8 -29.3 -20.4 -16.9 -11.3 -15.0 -21.6 -16.1 -21.2 650mb RH (%): 32 25 24 25 21 25 20 14 31 49 88 73 53 93 64 650mb Dir: 33 60 45 35 35 66 140 185 219 238 245 235 225 237 268 650mb Speed(kt): 3 4 9 13 16 17 6 19 33 36 32 33 38 34 31 600mb GPH (m): 4244 4243 4231 4230 4229 4253 4263 4260 4235 4215 4193 4165 4122 4110 4126 600mb Temp (C): -10.9 -11.3 -10.9 -11.1 -11.3 -11.5 -10.3 -9.0 -9.4 -10.6 -12.9 -16.0 -17.9 -19.8 -19.5 600mb Dewpt(C): -14.6 -16.4 -25.6 -25.9 -28.4 -28.1 -29.7 -32.3 -22.5 -26.5 -14.9 -20.5 -22.3 -21.9 -30.5 600mb RH (%): 74 66 29 29 24 24 19 14 34 26 85 69 68 84 38 600mb Dir: 73 77 41 37 29 56 195 202 221 238 244 225 232 226 283 600mb Speed(kt): 2 6 8 12 14 13 2 18 37 41 42 36 45 31 25 550mb GPH (m): 4906 4905 4893 4892 4890 4914 4927 4928 4902 4879 4850 4817 4767 4748 4766 550mb Temp (C): -16.0 -16.0 -15.9 -16.0 -15.9 -15.8 -14.6 -13.2 -13.6 -15.0 -18.4 -18.3 -22.4 -25.3 -24.3 550mb Dewpt(C): -19.1 -19.5 -21.9 -27.5 -28.8 -31.9 -30.4 -35.1 -30.9 -22.6 -21.6 -20.8 -22.7 -28.2 -35.8 550mb RH (%): 77 75 60 37 33 24 25 15 22 53 76 81 97 77 35 550mb Dir: 77 100 64 40 19 32 290 223 229 236 232 232 227 223 298 550mb Speed(kt): 7 7 6 10 12 12 7 17 38 47 47 52 51 24 25 500mb GPH (m): 5617 5616 5603 5601 5601 5624 5640 5645 5619 5592 5560 5526 5459 5432 5452 500mb Temp (C): -20.3 -20.4 -20.5 -21.1 -20.9 -20.9 -20.0 -18.2 -18.3 -19.0 -18.1 -20.6 -27.2 -30.8 -29.7 500mb Dewpt(C): -22.4 -24.0 -29.7 -25.9 -32.4 -34.7 -34.1 -38.8 -37.2 -35.0 -20.5 -22.6 -38.9 -36.1 -35.2 500mb RH (%): 84 74 44 66 36 29 28 15 18 24 81 84 33 60 60 500mb Dir: 94 132 85 71 6 17 295 246 236 242 245 234 229 236 303 500mb Speed(kt): 1 8 3 8 11 13 14 18 40 52 53 49 59 23 29 450mb GPH (m): 6390 6387 6374 6370 6369 6393 6412 6424 6396 6369 6340 6298 6210 6170 6195 450mb Temp (C): -24.9 -25.9 -25.9 -26.5 -27.1 -27.1 -25.5 -23.0 -23.9 -23.6 -22.7 -24.8 -31.6 -36.8 -34.9 450mb Dewpt(C): -27.7 -29.0 -35.5 -30.1 -31.4 -39.9 -40.3 -51.9 -39.9 -39.1 -25.4 -27.3 -45.6 -45.3 -43.1 450mb RH (%): 78 75 41 73 68 30 25 6 22 24 79 80 25 43 44 450mb Dir: 281 129 247 8 10 351 313 254 236 233 244 233 219 237 305 450mb Speed(kt): 3 7 4 2 14 16 23 22 41 53 63 49 67 28 38 400mb GPH (m): 7237 7229 7216 7210 7207 7230 7255 7275 7243 7219 7192 7146 7036 6976 7007 400mb Temp (C): -30.0 -31.6 -31.5 -32.5 -33.0 -33.1 -31.4 -29.9 -30.7 -29.4 -29.4 -30.0 -35.5 -41.0 -40.3 400mb Dewpt(C): -38.5 -35.0 -35.2 -35.6 -36.6 -43.6 -50.0 -58.3 -39.3 -32.7 -32.3 -32.9 -53.5 -56.8 -48.2 400mb RH (%): 44 72 70 74 71 36 15 5 44 74 76 76 15 18 44 400mb Dir: 87 156 248 283 358 331 334 250 238 243 240 234 213 232 308 400mb Speed(kt): 3 9 8 6 14 21 36 24 46 57 67 62 78 38 45 350mb GPH (m): 8178 8163 8148 8136 8130 8154 8185 8207 8175 8157 8130 8083 7955 7877 7904 350mb Temp (C): -35.2 -37.1 -38.8 -39.9 -40.6 -39.9 -39.5 -38.9 -38.1 -37.0 -36.4 -37.0 -39.7 -43.9 -45.6 350mb Dewpt(C): -57.8 -40.6 -42.5 -43.4 -45.0 -53.9 -65.3 -46.4 -41.8 -40.6 -39.9 -40.5 -69.4 -65.7 -62.6 350mb RH (%): 9 71 69 70 64 23 6 46 69 70 71 71 3 8 15 350mb Dir: 193 225 243 317 7 321 349 262 238 247 242 231 214 234 303 350mb Speed(kt): 10 19 17 5 14 25 38 29 50 60 68 76 88 42 44 300mb GPH (m): 9234 9209 9188 9173 9163 9192 9217 9245 9216 9201 9181 9132 8995 8905 8927 300mb Temp (C): -43.0 -45.2 -46.1 -46.6 -47.6 -47.8 -49.3 -47.4 -47.2 -47.0 -45.2 -44.9 -46.1 -45.9 -47.4 300mb Dewpt(C): -55.9 -48.7 -53.4 -52.9 -52.6 -58.1 -63.4 -51.1 -52.0 -51.1 -48.7 -48.5 -68.5 -72.1 -70.1 300mb RH (%): 25 70 46 50 58 31 20 67 60 64 69 69 7 4 7 300mb Dir: 258 237 233 292 2 323 350 273 250 248 251 234 214 241 300 300mb Speed(kt): 38 29 20 8 15 27 53 44 51 70 77 81 103 43 46 250mb GPH (m): 10434 10403 10382 10363 10345 10368 10388 10422 10397 10379 10367 10323 10189 10116 10127 250mb Temp (C): -53.0 -52.7 -52.5 -53.8 -54.9 -56.6 -57.4 -58.3 -56.8 -58.1 -56.7 -55.5 -51.4 -46.3 -48.6 250mb Dewpt(C): -59.0 -64.6 -69.4 -65.0 -62.9 -63.3 -67.2 -62.3 -61.7 -61.5 -60.3 -59.1 -69.1 -79.2 -76.7 250mb RH (%): 50 25 13 27 39 45 30 62 56 67 66 66 12 2 3 250mb Dir: 253 234 238 266 327 311 315 286 251 247 255 237 222 245 294 250mb Speed(kt): 60 39 32 16 15 28 46 48 54 74 85 90 95 44 47 200mb GPH (m): 11852 11829 11807 11782 11756 11770 11781 11796 11779 11758 11752 11718 11634 11593 11591 200mb Temp (C): -56.7 -55.5 -55.2 -55.3 -57.4 -58.1 -60.9 -63.8 -63.8 -62.9 -62.3 -58.9 -50.9 -47.7 -48.6 200mb Dewpt(C): -73.4 -75.1 -76.4 -75.5 -74.8 -72.9 -70.9 -71.5 -68.2 -70.4 -68.8 -72.3 -79.2 -83.8 -84.6 200mb RH (%): 12 9 7 8 11 16 28 37 57 39 44 18 3 1 1 200mb Dir: 254 246 244 260 281 299 309 289 262 256 253 243 234 246 280 200mb Speed(kt): 64 53 40 28 30 41 59 60 58 68 80 84 71 50 46 150mb GPH (m): 13676 13659 13644 13621 13586 13592 13592 13598 13569 13555 13549 13537 13497 13477 13475 150mb Temp (C): -56.6 -56.7 -56.1 -53.5 -53.8 -54.4 -54.3 -56.3 -57.1 -57.0 -57.7 -55.6 -53.3 -50.6 -50.7 150mb Dewpt(C): -85.9 -86.0 -85.5 -88.5 -84.1 -88.7 -88.7 -85.5 -86.2 -86.2 -86.9 -85.2 -87.9 -86.0 -86.1 150mb RH (%): 2 2 2 1 2 1 1 2 2 2 2 2 1 1 1 150mb Dir: 265 258 253 252 269 268 278 270 262 257 261 250 248 258 274 150mb Speed(kt): 68 61 54 47 46 53 75 56 53 55 62 62 61 58 53 100mb GPH (m): 16223 16205 16196 16197 16175 16176 16171 16174 16141 16124 16114 16110 16086 16086 16091 100mb Temp (C): -60.7 -60.2 -59.8 -58.6 -57.9 -58.9 -59.3 -57.8 -56.5 -56.2 -56.2 -56.5 -56.4 -55.3 -54.5 100mb Dewpt(C): -88.9 -92.7 -92.9 -91.7 -91.2 -87.6 -92.2 -91.1 -90.2 -90.0 -90.0 -90.2 -90.1 -89.3 -88.7 100mb RH (%): 2 1 1 1 1 2 1 1 1 1 1 1 1 1 1 100mb Dir: 274 267 265 268 277 272 266 259 264 266 261 258 264 263 269 100mb Speed(kt): 54 49 54 53 58 53 52 59 68 51 52 54 50 49 52