Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAR 13, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.6 992.3 989.2 986.1 991.9 999.4 1003.6 1007.1 1006.7 1004.5 1000.5 998.8 998.4 997.6 994.3 Mean SLP (mb): 1019.3 1016.9 1013.7 1010.6 1017.2 1024.8 1029.0 1032.7 1032.5 1029.8 1025.6 1023.8 1023.4 1022.4 1018.5 2m agl Tmp (F): 49.5 49.2 50.7 49.6 35.9 38.8 42.2 36.1 32.5 43.1 44.9 43.2 44.1 48.7 61.3 2m agl Dewpt(F): 48.4 48.2 49.3 49.0 33.3 32.1 28.2 30.8 29.3 24.7 26.0 26.2 28.6 34.9 43.3 2m agl RH (%): 96 96 95 98 90 77 57 81 88 48 47 50 54 58 51 10m agl Dir: 204 210 205 224 307 274 287 186 57 81 84 79 99 99 204 10m agl Spd(kt): 12 15 15 10 6 8 10 1 2 9 9 6 4 3 5 6hr Precip (in): 0.00 0.26 0.43 0.87 0.74 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.26 0.69 1.56 2.30 2.31 2.31 2.31 2.32 2.32 2.32 2.32 2.32 2.32 2.32 Sfc CAPE (J/kg): 1.2 0.0 0.6 0.3 0.8 66.1 42.5 0.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): -0.8 -0.2 0.0 -0.5 0.0 0.0 0.0 -0.7 0.0 0.0 0.0 0.0 0.0 0.0 -0.1 0-3km Hel(J/kg): 370.9 480.6 472.8 203.3 136.2 109.5 118.0 157.1 29.4 326.5 386.4 498.0 251.1 465.1 305.4 Precip H20 (in): 0.85 0.97 1.00 0.99 0.35 0.20 0.27 0.32 0.40 0.51 0.65 0.62 0.88 0.82 0.48 Lifted Index(C): 6.6 4.3 3.5 5.8 15.2 17.4 20.3 23.4 24.5 18.9 21.7 18.8 9.4 12.6 15.3 700mb VV(-ub/s): 3.1 6.8 13.1 24.4 7.3 -2.2 -2.7 -3.9 -3.7 0.6 0.3 0.1 0.3 1.6 3.2 Thk1000-500mb(m)5476.7 5486.2 5497.3 5494.2 5376.8 5309.0 5328.3 5371.9 5405.3 5463.1 5508.0 5540.7 5551.0 5570.1 5601.9 Thk1000-850mb(m)1336.2 1336.9 1338.8 1337.7 1293.0 1286.0 1292.6 1289.6 1292.2 1313.6 1332.4 1340.7 1337.7 1339.2 1359.6 Thk850-700mb(m):1551.3 1555.0 1561.7 1562.4 1521.5 1493.2 1490.5 1503.5 1525.6 1540.0 1552.1 1564.2 1567.1 1581.0 1589.3 SWEAT Index: 279.1 306.8 311.4 260.8 138.1 145.3 141.4 113.5 85.2 67.3 244.8 231.6 129.7 177.6 212.1 Total Totals Idx 42.4 46.6 45.8 41.6 28.2 17.2 20.8 12.3 -0.7 12.5 8.1 3.9 33.4 25.2 18.1 Frz Hgt(ft amsl) 7049 7161 7821 8141 1711 1585 2352 1907 498 6281 6405 8751 10511 11363 12196 0WetBlbHgt(amsl) 6986 7081 7748 8069 1008 1162 1387 786 -1000 1049 2441 3117 6619 7422 6293 Equil Prs (mb): 995 992 989 986 992 782 771 1007 1007 1004 1001 999 998 998 994 Equil Hgt(amsl): 26 26 26 26 26 6984 7462 26 26 26 26 26 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: 27.5 26.1 24.0 17.5 59.6 25.2 29.3 29.8 10.1 72.9 74.3 73.0 67.6 65.2 60.6 Showalter Index: 6.5 3.8 4.4 6.8 17.2 22.1 21.9 25.2 25.1 19.7 22.1 20.5 10.5 15.4 17.1 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 294 291 285 281 308 330 341 352 349 334 316 310 302 302 290 Storm Spd (kts): 37 37 37 37 34 34 33 28 24 23 24 24 23 27 27 2m HeatIndex(F): 50 49 51 50 36 39 42 36 32 43 45 43 44 49 61 2m WindChill(F): 50 49 51 50 31 32 42 36 32 43 45 43 44 49 61 1000mb GPH (m): 159 140 113 87 138 199 233 260 257 240 208 193 190 184 156 950mb GPH (m): 584 564 540 513 550 611 648 673 668 655 628 617 613 608 588 950mb Temp (C): 7.8 7.5 8.4 8.1 -0.1 -1.0 0.7 -0.4 -0.9 2.8 7.8 9.6 8.0 8.8 12.3 950mb Dewpt(C): 7.6 7.3 8.1 7.9 -2.9 -2.2 -4.1 -4.3 -6.1 -13.0 -14.8 -12.8 -8.8 -6.4 3.3 950mb RH (%): 98 98 99 98 81 92 70 74 68 30 18 19 29 33 53 950mb Dir: 214 214 209 225 327 278 293 305 75 94 108 178 209 196 202 950mb Speed(kt): 31 34 31 25 16 12 16 7 5 20 16 8 8 11 9 900mb GPH (m): 1029 1009 985 958 980 1039 1078 1103 1097 1092 1073 1064 1059 1054 1039 900mb Temp (C): 5.8 6.2 6.2 6.1 -2.8 -5.0 -3.8 -4.0 -3.2 3.1 7.6 9.1 8.0 6.9 11.1 900mb Dewpt(C): 5.5 5.9 6.0 5.8 -10.1 -5.2 -5.4 -6.6 -15.9 -25.1 -25.1 -32.9 -14.9 -1.8 -1.5 900mb RH (%): 98 98 98 98 57 98 89 82 37 11 8 3 18 53 41 900mb Dir: 234 231 224 233 333 291 297 320 57 119 194 234 245 208 224 900mb Speed(kt): 39 49 47 41 29 17 17 11 7 15 10 15 17 17 26 850mb GPH (m): 1495 1477 1452 1425 1431 1485 1526 1550 1549 1554 1540 1534 1528 1523 1515 850mb Temp (C): 3.1 4.6 4.1 3.4 -4.8 -8.7 -8.0 -7.5 -3.4 2.1 4.1 6.0 6.2 6.4 10.4 850mb Dewpt(C): 2.9 4.3 3.9 3.1 -8.1 -17.4 -8.3 -13.2 -28.9 -21.4 -18.7 -27.5 2.3 -4.0 -12.4 850mb RH (%): 98 98 98 98 78 49 98 64 12 16 17 7 76 47 19 850mb Dir: 249 249 241 246 313 311 304 327 56 133 218 238 262 244 240 850mb Speed(kt): 39 52 52 42 29 25 19 19 7 5 15 23 23 18 32 800mb GPH (m): 1985 1968 1945 1916 1907 1953 1994 2019 2027 2040 2028 2026 2022 2018 2016 800mb Temp (C): 1.2 1.2 2.2 2.8 -5.6 -10.6 -11.0 -9.7 -3.8 -0.7 -0.8 3.1 2.8 5.3 7.7 800mb Dewpt(C): 0.9 0.9 1.9 2.5 -5.8 -33.9 -20.6 -24.2 -37.1 -12.9 -12.6 -8.3 -3.2 0.2 -14.0 800mb RH (%): 98 98 98 98 98 13 46 30 6 39 40 43 65 69 20 800mb Dir: 261 253 249 248 286 310 324 328 4 352 240 251 267 265 254 800mb Speed(kt): 42 49 50 49 34 28 24 21 12 11 16 27 28 26 33 750mb GPH (m): 2501 2485 2463 2437 2413 2449 2488 2518 2535 2552 2539 2547 2541 2545 2545 750mb Temp (C): -2.6 -1.7 -0.4 0.3 -6.0 -10.3 -11.6 -8.1 -4.6 -4.1 -2.4 0.6 0.1 5.1 5.7 750mb Dewpt(C): -2.9 -2.0 -0.6 0.0 -6.6 -46.8 -36.9 -43.2 -22.4 -26.0 -4.1 -1.9 -1.2 -23.7 -26.2 750mb RH (%): 98 98 98 98 96 4 11 4 24 17 88 83 91 10 8 750mb Dir: 268 262 258 255 265 307 308 329 343 294 286 267 270 264 262 750mb Speed(kt): 43 45 53 58 40 35 29 32 26 16 32 33 36 43 36 700mb GPH (m): 3046 3032 3014 2987 2952 2978 3016 3053 3074 3094 3092 3098 3095 3104 3104 700mb Temp (C): -4.1 -3.7 -1.7 -3.1 -6.1 -11.8 -11.7 -8.0 -7.8 -4.5 -1.2 -2.1 0.2 2.2 2.8 700mb Dewpt(C): -6.7 -4.0 -1.9 -3.3 -20.0 -50.8 -47.8 -37.3 -21.2 -9.2 -1.6 -4.6 0.0 -5.7 -25.1 700mb RH (%): 83 98 99 98 33 3 4 8 34 70 97 83 98 56 11 700mb Dir: 272 270 266 246 262 303 305 333 318 298 292 280 270 282 265 700mb Speed(kt): 48 45 54 58 51 43 37 49 34 42 36 43 41 59 41 650mb GPH (m): 3628 3616 3601 3570 3530 3542 3581 3627 3650 3679 3679 3688 3689 3699 3700 650mb Temp (C): -6.2 -5.0 -4.7 -6.7 -8.4 -14.2 -13.6 -9.4 -8.2 -3.9 -4.9 -1.8 -0.9 -1.5 0.1 650mb Dewpt(C): -15.2 -5.4 -4.9 -7.0 -36.7 -42.7 -43.2 -27.3 -10.9 -4.4 -5.6 -2.1 -1.1 -4.2 -36.0 650mb RH (%): 49 97 98 98 9 7 7 22 81 96 94 98 98 81 5 650mb Dir: 274 279 264 244 270 302 312 330 309 303 283 295 273 284 269 650mb Speed(kt): 60 53 55 55 61 56 53 60 58 55 42 43 41 63 47 600mb GPH (m): 4251 4241 4226 4192 4145 4147 4189 4242 4271 4307 4304 4322 4324 4333 4336 600mb Temp (C): -9.1 -8.7 -8.8 -9.2 -12.9 -15.1 -13.4 -11.2 -9.3 -7.5 -8.3 -4.9 -4.4 -4.3 -3.6 600mb Dewpt(C): -20.1 -9.1 -9.2 -9.6 -45.3 -52.1 -46.3 -22.2 -10.3 -8.3 -9.4 -5.4 -4.7 -5.4 -27.1 600mb RH (%): 41 97 97 97 5 3 5 40 93 94 92 97 98 92 15 600mb Dir: 273 280 266 256 271 300 317 322 313 303 289 298 275 283 270 600mb Speed(kt): 69 61 56 62 66 75 78 66 67 52 59 45 43 59 56 550mb GPH (m): 4918 4909 4894 4862 4805 4801 4848 4909 4939 4979 4980 5002 5007 5016 5017 550mb Temp (C): -13.6 -13.7 -13.7 -12.8 -15.9 -17.7 -15.8 -11.9 -12.9 -11.5 -8.5 -8.8 -7.9 -6.9 -6.7 550mb Dewpt(C): -19.8 -14.4 -14.1 -13.1 -45.5 -53.1 -37.4 -22.0 -14.6 -12.4 -9.4 -9.8 -8.3 -7.4 -19.7 550mb RH (%): 60 95 97 97 6 3 14 43 87 93 93 93 97 96 35 550mb Dir: 276 278 270 261 272 299 315 318 314 297 298 297 283 279 270 550mb Speed(kt): 74 65 59 69 74 86 93 77 67 50 58 49 51 51 57 500mb GPH (m): 5635 5626 5611 5581 5515 5508 5561 5632 5662 5703 5716 5734 5741 5754 5757 500mb Temp (C): -18.2 -18.8 -18.9 -17.6 -20.5 -21.7 -18.5 -16.5 -15.8 -15.9 -11.4 -12.7 -12.4 -11.4 -10.1 500mb Dewpt(C): -19.9 -20.4 -19.4 -18.4 -46.6 -51.0 -28.6 -27.1 -20.3 -16.7 -12.6 -18.5 -13.6 -11.8 -12.0 500mb RH (%): 87 87 96 93 8 6 41 40 68 93 91 63 91 97 86 500mb Dir: 280 275 276 264 271 299 310 313 307 293 301 294 286 275 272 500mb Speed(kt): 78 70 62 74 80 95 104 76 71 57 66 57 55 52 57 450mb GPH (m): 6414 6403 6388 6361 6287 6277 6341 6417 6449 6493 6515 6533 6540 6555 6562 450mb Temp (C): -23.5 -23.8 -23.9 -23.3 -25.2 -25.8 -22.9 -21.8 -20.0 -18.5 -16.6 -15.9 -16.3 -16.1 -15.2 450mb Dewpt(C): -25.6 -25.7 -25.0 -24.6 -49.0 -50.7 -38.2 -27.9 -24.2 -20.4 -18.3 -28.0 -18.8 -17.2 -18.5 450mb RH (%): 83 84 90 89 10 9 24 58 70 86 87 35 81 91 76 450mb Dir: 277 272 278 268 270 299 310 308 299 296 296 295 286 279 276 450mb Speed(kt): 76 73 63 73 88 109 114 81 76 69 69 65 57 54 54 400mb GPH (m): 7265 7252 7237 7212 7131 7121 7195 7273 7313 7364 7391 7409 7416 7432 7441 400mb Temp (C): -29.3 -29.7 -29.6 -29.4 -31.6 -31.0 -27.8 -27.8 -25.7 -23.1 -22.4 -22.9 -22.6 -21.9 -21.3 400mb Dewpt(C): -31.8 -31.9 -33.6 -31.9 -45.6 -49.4 -40.6 -33.6 -29.9 -27.1 -24.5 -30.9 -26.3 -24.8 -27.2 400mb RH (%): 79 81 69 79 25 16 29 59 68 70 83 49 72 78 59 400mb Dir: 275 271 282 269 270 299 311 310 307 298 295 299 283 282 280 400mb Speed(kt): 74 76 68 72 95 121 124 96 82 77 74 64 59 57 62 350mb GPH (m): 8205 8192 8177 8150 8059 8055 8138 8217 8267 8328 8357 8372 8382 8400 8410 350mb Temp (C): -35.3 -35.0 -35.2 -36.8 -39.2 -37.1 -35.4 -35.2 -32.4 -29.7 -29.2 -30.5 -29.5 -29.0 -28.8 350mb Dewpt(C): -38.3 -38.2 -45.4 -39.9 -53.4 -53.9 -46.1 -42.6 -39.1 -36.6 -32.1 -34.5 -33.2 -32.4 -32.0 350mb RH (%): 74 74 36 74 22 17 34 48 52 52 77 69 70 73 74 350mb Dir: 275 273 278 270 266 302 316 313 313 304 295 301 294 280 280 350mb Speed(kt): 80 81 76 79 97 134 136 106 89 82 77 78 66 63 65 300mb GPH (m): 9266 9251 9232 9196 9094 9101 9191 9273 9334 9407 9439 9448 9460 9483 9495 300mb Temp (C): -41.6 -42.1 -43.1 -45.6 -47.6 -46.3 -44.2 -43.1 -41.7 -39.2 -38.1 -39.2 -39.3 -37.9 -37.2 300mb Dewpt(C): -45.7 -45.2 -48.4 -49.4 -57.7 -54.7 -52.0 -54.9 -49.3 -46.0 -41.4 -47.9 -44.7 -44.7 -41.0 300mb RH (%): 66 73 58 67 32 40 43 28 45 50 72 41 57 51 68 300mb Dir: 275 270 273 272 266 303 315 318 313 308 295 287 304 290 276 300mb Speed(kt): 92 88 82 91 92 137 145 113 100 89 82 75 73 72 63 250mb GPH (m): 10477 10460 10437 10386 10280 10287 10385 10476 10542 10626 10665 10667 10681 10709 10726 250mb Temp (C): -51.3 -51.2 -52.5 -54.2 -53.1 -53.8 -54.5 -52.3 -51.8 -49.8 -48.7 -50.7 -49.7 -48.9 -47.9 250mb Dewpt(C): -55.6 -55.3 -56.1 -62.2 -67.6 -63.9 -59.4 -60.7 -58.9 -56.5 -56.8 -55.1 -54.3 -54.9 -53.6 250mb RH (%): 62 63 66 39 17 30 57 38 45 47 40 61 60 51 54 250mb Dir: 278 269 267 263 270 308 319 319 317 311 294 295 292 286 273 250mb Speed(kt): 100 96 93 94 87 133 153 131 112 93 95 82 82 86 71 200mb GPH (m): 11886 11874 11844 11798 11713 11712 11790 11882 11945 12044 12085 12077 12096 12131 12153 200mb Temp (C): -62.7 -60.8 -60.7 -57.7 -53.7 -54.4 -58.2 -62.6 -64.2 -62.3 -62.3 -62.2 -62.2 -61.5 -61.0 200mb Dewpt(C): -67.4 -65.8 -66.2 -73.0 -77.3 -74.0 -72.4 -68.4 -68.5 -67.1 -67.1 -66.3 -66.5 -64.4 -65.5 200mb RH (%): 56 54 50 15 5 9 17 48 58 55 55 60 59 70 58 200mb Dir: 276 277 269 265 275 297 302 317 332 321 290 305 298 293 267 200mb Speed(kt): 110 100 100 93 92 97 111 113 130 105 98 128 97 89 78 150mb GPH (m): 13663 13668 13650 13629 13577 13569 13612 13657 13708 13787 13824 13847 13845 13875 13897 150mb Temp (C): -59.4 -58.7 -57.9 -55.0 -51.2 -51.4 -54.4 -58.8 -63.4 -67.4 -64.9 -61.5 -62.7 -64.1 -66.4 150mb Dewpt(C): -83.5 -84.6 -82.3 -84.6 -81.8 -98.7 -84.2 -84.9 -82.0 -78.5 -79.7 -80.6 -80.7 -80.0 -76.5 150mb RH (%): 4 3 4 2 2 0 2 3 8 22 14 8 9 12 26 150mb Dir: 274 274 276 276 279 295 309 311 305 309 304 293 299 289 281 150mb Speed(kt): 89 92 91 77 69 72 73 82 80 70 76 78 74 71 71 100mb GPH (m): 16198 16209 16201 16197 16176 16163 16185 16198 16228 16283 16319 16350 16348 16372 16376 100mb Temp (C): -60.5 -60.5 -59.1 -59.3 -58.3 -57.7 -58.4 -58.9 -58.4 -61.2 -62.0 -62.0 -63.6 -63.8 -63.5 100mb Dewpt(C): -88.8 -88.8 -92.1 -87.9 -91.8 -91.0 -91.6 -91.2 -90.9 -89.3 -89.9 -89.9 -91.0 -86.9 -91.1 100mb RH (%): 2 2 1 2 1 1 1 1 1 2 2 2 2 4 2 100mb Dir: 281 279 282 277 287 289 304 312 313 314 314 305 296 294 291 100mb Speed(kt): 57 52 52 50 46 52 56 59 48 48 52 39 49 40 40