Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAR 30, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 997.3 995.9 991.2 989.0 986.1 985.8 984.4 983.8 978.7 974.9 977.3 979.1 983.8 991.5 996.8 Mean SLP (mb): 1022.7 1021.0 1015.6 1013.7 1011.0 1010.5 1008.8 1008.5 1003.3 999.4 1001.8 1003.8 1008.7 1016.4 1021.7 2m agl Tmp (F): 36.7 45.1 55.4 45.1 44.0 44.5 50.8 44.9 42.7 45.5 46.1 39.9 39.5 44.3 47.8 2m agl Dewpt(F): 32.9 36.8 31.3 26.0 26.1 32.5 41.1 38.7 41.6 44.5 38.6 38.4 38.7 40.3 37.5 2m agl RH (%): 86 72 39 46 49 62 69 78 96 96 75 94 97 86 67 10m agl Dir: 304 54 71 77 84 102 194 196 151 189 207 195 221 243 282 10m agl Spd(kt): 2 4 9 9 9 7 8 7 9 9 9 9 6 7 8 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.22 0.44 0.18 0.07 0.09 0.05 0.07 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.23 0.67 0.85 0.92 1.01 1.05 1.12 Sfc CAPE (J/kg): 0.1 0.0 0.1 0.0 0.0 0.7 38.0 27.0 0.0 15.2 211.2 38.7 47.8 117.8 52.4 Sfc CINH (J/kg): -0.5 0.0 0.0 0.0 0.0 0.0 -0.1 -2.8 0.0 -0.1 -1.0 0.0 -1.6 -8.5 0.0 0-3km Hel(J/kg): -22.8 -4.2 110.3 147.3 190.1 152.6 68.7 155.2 447.1 222.9 47.1 116.1 65.9 86.5 128.4 Precip H20 (in): 0.28 0.23 0.21 0.22 0.48 0.53 0.57 0.61 0.69 0.66 0.41 0.46 0.41 0.43 0.38 Lifted Index(C): 15.7 11.6 9.7 10.5 5.6 6.5 8.2 11.5 3.7 2.0 1.2 1.2 1.1 1.5 6.4 700mb VV(-ub/s): -1.0 -2.9 -2.0 0.0 -0.4 -2.9 1.7 4.0 13.2 11.9 1.3 0.5 -0.6 3.4 -1.5 Thk1000-500mb(m)5353.2 5368.2 5418.8 5423.8 5419.7 5414.2 5417.4 5400.6 5403.7 5385.0 5300.9 5281.0 5271.1 5279.2 5322.1 Thk1000-850mb(m)1297.6 1308.6 1332.4 1326.8 1325.1 1324.1 1327.6 1314.5 1319.3 1324.5 1317.0 1305.0 1303.3 1307.1 1312.3 Thk850-700mb(m):1512.9 1525.1 1538.1 1541.5 1540.0 1534.2 1531.4 1524.1 1537.2 1533.2 1506.8 1508.2 1504.4 1505.1 1510.8 SWEAT Index: 89.8 76.8 55.2 44.5 40.6 172.6 182.6 162.0 195.9 227.2 203.4 259.2 218.2 193.7 81.7 Total Totals Idx 28.4 31.9 34.6 36.6 46.0 44.6 40.4 30.8 49.0 53.0 54.9 58.5 58.0 55.5 44.8 Frz Hgt(ft amsl) 2224 3662 5792 5927 5488 4961 4507 3405 4761 4826 3362 2439 2470 2918 3428 0WetBlbHgt(amsl) 1932 2333 3470 3260 5178 4870 4466 3103 4668 4749 3316 2400 2414 2797 3304 Equil Prs (mb): 997 996 991 989 986 986 740 816 979 749 516 718 721 498 726 Equil Hgt(amsl): 26 26 26 26 26 26 8180 5598 26 7610 16705 8688 8694 17854 8906 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: 27.9 38.2 45.5 46.0 34.8 25.8 24.9 28.5 22.5 24.5 34.7 18.8 17.1 27.3 30.0 Showalter Index: 16.3 13.5 11.5 10.5 5.6 6.6 9.1 15.3 4.6 2.3 3.0 1.5 2.0 3.2 8.3 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 0.0 -999.9 0.1 -1.5 0.0 0.0 0.0 0.0 Storm Dir (deg): 307 334 288 211 248 248 256 247 252 242 251 245 338 327 6 Storm Spd (kts): 18 14 11 11 11 13 16 25 28 28 21 14 10 15 19 2m HeatIndex(F): 37 45 55 45 44 45 51 45 43 45 46 40 40 44 48 2m WindChill(F): 37 45 55 45 44 45 51 45 43 45 46 34 35 44 48 1000mb GPH (m): 181 170 130 112 89 86 73 70 27 -5 15 31 71 133 178 950mb GPH (m): 594 587 556 534 509 507 498 490 447 416 437 448 487 552 599 950mb Temp (C): 0.3 2.3 8.8 6.5 5.2 6.0 7.5 4.7 4.6 6.1 5.5 2.2 2.0 2.7 4.3 950mb Dewpt(C): -0.3 -0.9 -2.9 -5.0 -2.6 2.0 4.0 2.3 4.3 5.8 2.5 2.1 1.7 2.3 0.8 950mb RH (%): 96 79 43 43 57 75 78 84 98 98 81 99 98 97 78 950mb Dir: 353 60 75 91 89 114 196 202 163 190 208 198 228 245 286 950mb Speed(kt): 5 6 15 23 20 14 13 15 15 15 13 15 13 10 13 900mb GPH (m): 1025 1023 999 976 951 947 940 928 886 857 875 882 921 987 1035 900mb Temp (C): -1.2 0.5 4.5 5.1 4.9 3.7 3.4 0.9 2.5 3.4 1.2 -1.0 -1.3 -0.8 0.1 900mb Dewpt(C): -4.3 -7.0 -5.6 -7.7 1.2 3.2 3.0 -0.6 2.3 3.2 1.0 -1.2 -1.5 -1.5 -0.4 900mb RH (%): 79 57 48 39 77 97 97 89 98 98 99 99 98 95 96 900mb Dir: 37 84 76 111 135 184 196 207 196 207 211 209 261 276 288 900mb Speed(kt): 6 18 17 23 13 14 16 25 35 35 18 27 15 14 14 850mb GPH (m): 1479 1479 1462 1439 1414 1410 1401 1384 1346 1319 1332 1336 1374 1441 1490 850mb Temp (C): -3.9 -1.8 1.6 2.3 1.8 0.7 -0.2 -3.0 0.4 0.9 -2.5 -3.3 -4.1 -3.8 -3.0 850mb Dewpt(C): -11.4 -13.2 -11.4 -9.9 0.1 0.5 -0.4 -6.5 0.2 0.6 -2.8 -3.6 -4.4 -4.4 -5.6 850mb RH (%): 56 42 37 40 88 98 99 76 99 98 98 98 98 95 82 850mb Dir: 17 80 101 125 183 197 203 211 216 223 219 231 292 279 311 850mb Speed(kt): 15 18 10 11 9 17 19 32 48 37 19 26 11 16 19 800mb GPH (m): 1954 1960 1947 1925 1900 1893 1884 1863 1831 1804 1809 1813 1850 1917 1967 800mb Temp (C): -6.8 -2.5 -1.0 -0.7 -1.6 -2.5 -3.0 -3.8 -1.4 -2.0 -6.6 -6.4 -7.3 -6.7 -6.2 800mb Dewpt(C): -23.5 -60.2 -41.3 -21.3 -2.1 -4.2 -3.2 -3.9 -1.7 -2.3 -7.6 -6.9 -7.8 -7.1 -11.1 800mb RH (%): 25 0 3 20 96 88 99 99 98 98 92 96 96 97 68 800mb Dir: 353 40 124 142 201 211 216 212 235 230 228 228 295 279 321 800mb Speed(kt): 16 11 6 4 13 16 18 39 44 28 20 20 12 14 20 750mb GPH (m): 2456 2467 2459 2438 2411 2404 2392 2371 2343 2314 2310 2314 2350 2417 2469 750mb Temp (C): -7.3 -5.7 -3.5 -2.8 -3.6 -4.1 -5.6 -7.0 -4.4 -5.2 -10.0 -9.5 -10.0 -10.1 -8.6 750mb Dewpt(C): -35.7 -47.9 -39.9 -38.1 -8.8 -5.4 -7.1 -7.9 -4.8 -5.5 -14.6 -9.9 -11.5 -10.4 -20.8 750mb RH (%): 9 2 4 5 68 91 89 93 97 98 69 97 89 98 37 750mb Dir: 316 7 150 157 207 219 223 210 229 225 231 224 298 308 325 750mb Speed(kt): 17 11 4 4 11 15 23 42 35 25 21 19 14 15 21 700mb GPH (m): 2992 3004 3000 2981 2954 2944 2932 2908 2883 2852 2839 2844 2878 2946 3001 700mb Temp (C): -8.5 -8.7 -6.6 -5.4 -5.6 -7.4 -6.8 -8.1 -6.8 -8.1 -12.2 -13.0 -13.2 -13.5 -10.8 700mb Dewpt(C): -52.4 -47.3 -40.2 -38.4 -21.6 -12.4 -9.1 -14.0 -7.6 -8.4 -21.6 -13.7 -17.8 -18.0 -25.9 700mb RH (%): 2 3 5 6 27 68 83 63 95 98 46 95 69 69 28 700mb Dir: 280 328 221 212 223 222 220 215 226 212 241 225 302 313 343 700mb Speed(kt): 21 11 4 6 12 11 26 39 39 29 29 20 14 23 25 650mb GPH (m): 3564 3575 3574 3557 3531 3519 3507 3482 3459 3424 3401 3404 3438 3506 3566 650mb Temp (C): -10.3 -11.1 -10.3 -9.1 -9.5 -9.0 -9.5 -9.0 -9.5 -11.8 -16.6 -17.0 -17.1 -17.0 -14.8 650mb Dewpt(C): -48.3 -45.6 -38.6 -36.4 -17.3 -36.3 -23.0 -9.2 -10.4 -12.4 -24.7 -19.0 -25.8 -24.4 -19.6 650mb RH (%): 3 4 8 9 53 9 33 98 93 95 50 84 48 53 67 650mb Dir: 270 299 252 227 235 246 231 221 227 210 239 225 309 312 352 650mb Speed(kt): 32 18 10 13 16 15 25 40 42 36 34 21 15 25 31 600mb GPH (m): 4175 4184 4185 4171 4144 4133 4121 4098 4073 4032 3996 3999 4032 4100 4166 600mb Temp (C): -14.5 -15.0 -13.6 -12.7 -13.1 -12.7 -12.6 -12.0 -13.2 -15.8 -21.3 -21.6 -21.8 -21.6 -18.9 600mb Dewpt(C): -54.1 -41.2 -40.2 -38.3 -35.3 -40.4 -42.6 -12.4 -14.3 -16.6 -29.8 -24.1 -30.3 -29.9 -25.1 600mb RH (%): 2 9 9 10 14 8 7 97 91 94 47 80 47 48 59 600mb Dir: 268 281 262 233 245 239 239 226 229 212 228 215 327 296 356 600mb Speed(kt): 38 25 18 16 18 21 26 42 45 45 40 19 14 25 35 550mb GPH (m): 4828 4836 4842 4829 4802 4791 4780 4758 4728 4683 4632 4634 4666 4734 4808 550mb Temp (C): -18.2 -19.0 -17.2 -17.0 -16.9 -16.5 -16.2 -16.1 -18.6 -20.3 -25.5 -26.7 -27.4 -27.0 -23.1 550mb Dewpt(C): -33.2 -44.3 -37.5 -39.8 -42.7 -43.6 -24.6 -18.2 -19.7 -21.7 -34.7 -29.7 -36.7 -34.6 -37.7 550mb RH (%): 26 10 16 13 9 8 49 84 91 89 43 77 42 49 26 550mb Dir: 262 275 269 240 254 236 243 229 232 212 214 208 4 288 355 550mb Speed(kt): 47 32 27 19 20 25 28 43 43 58 48 18 13 29 37 500mb GPH (m): 5534 5538 5548 5536 5509 5500 5491 5470 5431 5380 5316 5312 5342 5413 5500 500mb Temp (C): -21.8 -23.4 -22.2 -22.1 -22.1 -21.7 -20.5 -20.2 -24.2 -25.7 -30.1 -32.7 -33.3 -31.8 -26.7 500mb Dewpt(C): -25.2 -43.8 -40.6 -41.9 -37.8 -33.0 -28.5 -20.4 -25.0 -28.7 -46.3 -36.0 -38.0 -44.9 -51.3 500mb RH (%): 75 14 18 16 24 36 50 98 93 77 20 73 64 28 9 500mb Dir: 256 270 267 245 262 238 253 226 229 209 209 199 36 307 350 500mb Speed(kt): 61 41 34 23 23 27 24 40 46 65 47 16 16 33 43 450mb GPH (m): 6301 6299 6313 6301 6274 6267 6262 6244 6191 6132 6057 6043 6071 6153 6256 450mb Temp (C): -27.3 -29.1 -27.9 -27.8 -27.9 -27.1 -26.0 -25.1 -29.6 -32.7 -35.1 -39.9 -40.0 -34.4 -29.3 450mb Dewpt(C): -31.5 -38.6 -42.6 -43.2 -34.3 -31.4 -40.4 -31.6 -33.2 -37.4 -50.6 -43.1 -44.2 -56.1 -54.8 450mb RH (%): 68 41 24 23 55 68 26 55 72 64 21 72 65 10 8 450mb Dir: 254 264 262 250 265 245 263 216 226 206 208 197 33 324 341 450mb Speed(kt): 70 53 41 25 23 27 24 39 49 68 51 20 15 47 61 400mb GPH (m): 7138 7131 7148 7136 7108 7105 7101 7087 7020 6949 6869 6838 6868 6969 7089 400mb Temp (C): -33.3 -34.7 -34.1 -34.4 -34.3 -33.4 -33.2 -32.1 -35.1 -38.7 -40.1 -43.1 -42.6 -38.2 -33.4 400mb Dewpt(C): -37.8 -37.8 -45.8 -46.7 -42.0 -36.5 -46.5 -34.9 -38.2 -51.3 -57.2 -51.4 -55.8 -59.3 -57.4 400mb RH (%): 65 74 31 29 47 74 26 77 74 27 16 41 24 10 8 400mb Dir: 256 254 257 254 266 251 273 209 224 203 203 217 339 328 340 400mb Speed(kt): 77 68 52 25 18 27 23 38 47 69 58 24 20 63 81 350mb GPH (m): 8060 8049 8067 8053 8025 8025 8023 8015 7938 7853 7770 7738 7769 7880 8016 350mb Temp (C): -40.9 -41.8 -41.2 -41.8 -42.3 -41.9 -40.8 -39.7 -41.9 -44.8 -43.7 -42.4 -42.6 -41.7 -38.7 350mb Dewpt(C): -48.3 -45.3 -49.9 -50.7 -46.9 -45.7 -53.9 -43.2 -45.6 -63.8 -63.1 -65.1 -67.5 -64.1 -57.6 350mb RH (%): 46 70 41 39 62 68 25 70 68 11 11 8 6 8 13 350mb Dir: 256 252 252 254 273 258 301 225 221 208 210 239 326 328 337 350mb Speed(kt): 78 77 61 24 19 30 23 38 53 62 53 19 38 70 95 300mb GPH (m): 9090 9073 9095 9079 9050 9048 9052 9050 8964 8871 8803 8776 8807 8917 9058 300mb Temp (C): -49.2 -50.6 -49.6 -49.6 -50.1 -50.7 -49.6 -48.5 -49.3 -49.6 -44.4 -43.3 -43.6 -44.8 -45.7 300mb Dewpt(C): -58.1 -54.1 -58.0 -56.9 -53.9 -54.5 -62.5 -52.1 -53.0 -67.3 -70.9 -71.2 -71.2 -68.5 -58.1 300mb RH (%): 36 67 38 44 66 65 23 67 67 12 5 4 4 6 25 300mb Dir: 252 253 252 258 268 252 313 235 228 216 227 251 317 329 330 300mb Speed(kt): 84 82 59 25 20 31 29 40 48 54 44 25 39 73 97 250mb GPH (m): 10260 10236 10265 10252 10220 10211 10222 10221 10139 10062 10022 10002 10030 10126 10252 250mb Temp (C): -58.0 -57.7 -57.1 -55.8 -56.5 -57.7 -56.9 -59.0 -55.1 -49.2 -44.9 -43.5 -44.4 -47.7 -52.3 250mb Dewpt(C): -65.6 -62.2 -64.4 -64.0 -63.2 -63.1 -67.9 -62.5 -64.6 -75.8 -77.4 -76.1 -76.9 -76.2 -64.8 250mb RH (%): 40 58 41 38 45 53 26 66 32 4 2 2 2 3 23 250mb Dir: 254 253 255 254 263 250 295 235 230 230 242 268 309 325 324 250mb Speed(kt): 85 80 56 30 24 33 37 44 50 48 44 32 42 67 97 200mb GPH (m): 11657 11642 11664 11661 11624 11615 11623 11609 11564 11528 11509 11498 11517 11588 11683 200mb Temp (C): -57.3 -57.3 -59.2 -58.4 -58.2 -57.8 -58.7 -58.0 -52.2 -48.4 -46.6 -45.0 -46.8 -50.1 -54.7 200mb Dewpt(C): -74.1 -76.0 -73.2 -74.6 -75.0 -73.6 -74.2 -73.2 -78.2 -84.6 -83.2 -85.4 -83.3 -80.6 -77.3 200mb RH (%): 12 9 17 13 12 14 14 15 4 1 1 1 1 2 6 200mb Dir: 258 260 259 258 255 265 277 247 249 246 254 278 300 319 321 200mb Speed(kt): 78 65 61 34 37 33 31 33 41 48 44 37 43 55 59 150mb GPH (m): 13484 13474 13480 13480 13450 13446 13448 13440 13419 13414 13402 13401 13407 13460 13524 150mb Temp (C): -55.4 -54.3 -55.8 -55.9 -54.8 -54.1 -54.0 -53.6 -52.6 -50.3 -49.5 -48.5 -50.1 -51.3 -53.9 150mb Dewpt(C): -84.8 -89.0 -85.2 -85.3 -88.8 -84.0 -88.8 -88.3 -87.4 -81.2 -85.2 -84.5 -85.7 -86.5 -88.4 150mb RH (%): 2 1 2 2 1 2 1 1 1 2 1 1 1 1 1 150mb Dir: 263 264 267 261 260 260 264 270 257 260 256 279 297 307 313 150mb Speed(kt): 53 44 50 39 38 38 37 31 36 41 38 38 41 43 42 100mb GPH (m): 16065 16061 16061 16053 16034 16034 16040 16033 16018 16030 16033 16038 16033 16071 16111 100mb Temp (C): -56.0 -55.6 -55.8 -56.6 -55.8 -56.2 -55.5 -56.1 -55.4 -55.2 -53.5 -53.7 -53.9 -54.8 -56.6 100mb Dewpt(C): -85.5 -79.0 -85.3 -85.9 -79.1 -85.6 -99.4 -85.5 -78.8 -84.9 -83.6 -83.7 -83.9 -84.5 -85.9 100mb RH (%): 2 0 2 2 0 2 0 2 0 2 2 2 2 2 2 100mb Dir: 262 265 268 272 266 264 272 263 274 266 270 273 283 297 299 100mb Speed(kt): 48 40 44 38 32 35 29 32 33 33 31 27 30 32 34