Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z SEP 15, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.6 992.2 991.0 992.9 993.6 995.1 992.2 992.5 990.9 990.7 990.3 995.5 996.5 998.0 997.8 Mean SLP (mb): 1017.0 1016.4 1015.0 1017.1 1018.0 1018.8 1015.6 1016.2 1014.8 1014.2 1013.6 1019.7 1020.9 1022.4 1022.1 2m agl Tmp (F): 52.8 58.6 61.9 58.9 53.0 71.8 79.1 67.8 63.3 75.4 80.4 59.3 56.4 56.6 60.0 2m agl Dewpt(F): 49.2 50.9 51.4 51.7 48.3 50.7 49.3 44.8 39.8 48.1 49.9 52.8 54.6 54.0 52.9 2m agl RH (%): 87 75 68 76 84 46 34 42 41 37 33 79 94 91 77 10m agl Dir: 101 285 273 224 40 60 53 55 57 65 278 207 201 200 205 10m agl Spd(kt): 2 4 4 2 4 6 6 5 6 4 7 7 3 4 2 6hr Precip (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 0.01 0.01 0.00 AccumPrecip(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 0.01 0.02 0.02 Sfc CAPE (J/kg): 0.0 0.0 1.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16.3 1.4 20.4 26.3 9.6 Sfc CINH (J/kg): 0.0 0.0 0.0 -0.7 0.0 0.0 -7.3 0.0 0.0 0.0 -18.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 33.1 26.3 -14.5 85.0 10.5 20.8 43.1 101.7 41.3 6.4 47.8 134.8 85.8 88.2 53.1 Precip H20 (in): 0.91 0.93 0.98 0.94 0.85 0.76 0.76 0.65 0.61 0.60 0.76 1.03 1.00 0.79 0.70 Lifted Index(C): 5.4 4.0 2.7 1.2 3.6 4.1 1.6 5.3 6.1 5.6 1.9 1.3 2.3 7.6 8.1 700mb VV(-ub/s): 0.2 -2.1 -2.0 -1.4 -1.2 -1.9 -3.3 -1.5 -1.3 -2.2 6.6 -1.5 1.4 0.3 0.6 Thk1000-500mb(m)5569.1 5548.9 5542.3 5557.7 5578.4 5606.1 5646.1 5652.6 5667.0 5673.2 5665.1 5606.5 5583.4 5581.4 5597.4 Thk1000-850mb(m)1351.4 1351.5 1357.4 1361.8 1371.1 1378.5 1396.6 1392.4 1393.4 1396.9 1401.4 1363.0 1354.8 1350.9 1355.5 Thk850-700mb(m):1592.7 1588.2 1580.1 1581.8 1586.6 1595.7 1608.1 1620.1 1623.6 1624.5 1616.2 1606.5 1600.1 1598.2 1599.0 SWEAT Index: 68.1 47.5 34.3 101.3 96.9 109.3 73.5 67.3 42.3 38.3 19.6 122.2 99.3 37.3 35.7 Total Totals Idx 40.7 44.3 44.8 49.3 45.2 42.2 43.9 40.8 39.4 39.4 42.4 48.4 47.8 35.8 32.1 Frz Hgt(ft amsl) 11150 10090 9488 9836 10425 11670 12376 12585 12403 12685 12622 11807 11574 11826 12110 0WetBlbHgt(amsl) 8964 8994 8767 8974 9109 9283 9896 9912 10120 10118 9853 9936 10762 7532 7040 Equil Prs (mb): 993 992 991 993 994 995 497 992 991 991 490 995 997 998 998 Equil Hgt(amsl): 26 26 26 26 26 26 19123 26 26 26 19468 26 26 26 26 Hail Size(in): 0.00 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.14 0.00 0.14 0.00 Conv Wind Gust: 41.8 38.5 26.2 34.2 44.0 52.1 57.6 55.8 53.7 54.8 56.8 43.2 39.7 45.9 25.1 Showalter Index: 6.4 4.6 4.5 1.2 3.6 5.1 3.9 5.5 5.9 6.0 4.5 0.6 1.7 9.1 10.9 Cap Strength(C):-999.9 -999.9 2.6 -999.9 -999.9 -999.9 3.8 -999.9 -999.9 -999.9 0.0 -999.9 4.8 4.3 -999.9 Storm Dir (deg): 327 311 341 83 93 99 112 138 129 118 32 72 35 29 7 Storm Spd (kts): 11 8 5 7 12 14 11 12 10 7 6 8 8 8 7 2m HeatIndex(F): 53 59 62 59 53 72 79 68 63 75 80 59 56 57 60 2m WindChill(F): 53 59 62 59 53 72 79 68 63 75 80 59 56 57 60 1000mb GPH (m): 141 138 127 144 150 161 136 139 125 123 119 166 174 187 185 950mb GPH (m): 570 568 561 577 584 602 583 582 567 566 567 598 604 616 617 950mb Temp (C): 11.3 10.4 12.6 13.1 16.5 17.1 21.8 21.0 20.6 20.4 22.7 10.9 10.3 9.7 10.9 950mb Dewpt(C): 8.9 8.6 9.8 9.2 7.5 7.6 7.4 4.1 4.3 4.5 8.0 10.6 10.1 9.4 10.5 950mb RH (%): 85 89 83 77 55 53 38 32 33 34 38 98 98 98 97 950mb Dir: 352 298 285 320 78 68 58 76 78 71 280 209 207 206 202 950mb Speed(kt): 5 4 5 6 16 12 9 26 24 7 9 12 10 9 2 900mb GPH (m): 1020 1017 1012 1030 1042 1061 1048 1046 1031 1031 1034 1049 1053 1063 1066 900mb Temp (C): 8.7 8.6 8.5 10.8 14.0 14.4 17.3 17.3 18.3 19.3 18.4 12.5 9.8 8.7 8.3 900mb Dewpt(C): 6.5 4.8 8.1 7.6 5.2 4.6 6.1 2.9 4.1 0.3 6.3 4.9 5.3 6.3 6.1 900mb RH (%): 86 77 97 80 54 51 47 37 38 27 44 59 73 84 86 900mb Dir: 339 341 314 30 82 77 57 89 89 75 285 226 210 209 222 900mb Speed(kt): 8 8 5 8 23 26 12 28 23 15 9 12 9 10 6 850mb GPH (m): 1493 1489 1484 1506 1521 1540 1532 1531 1519 1519 1520 1529 1529 1537 1541 850mb Temp (C): 8.8 8.8 8.3 9.3 10.2 11.1 13.7 15.6 17.2 16.9 15.3 12.0 10.9 10.2 10.5 850mb Dewpt(C): 1.6 1.1 1.3 5.4 3.0 2.2 1.2 -2.5 -1.4 -3.0 -0.2 7.5 5.0 -2.5 -3.7 850mb RH (%): 60 58 61 76 60 53 42 28 27 25 34 73 67 41 36 850mb Dir: 332 327 53 64 75 80 64 97 91 65 291 285 303 283 275 850mb Speed(kt): 11 7 2 10 21 25 18 23 14 13 5 8 7 9 8 800mb GPH (m): 1994 1990 1984 2006 2022 2043 2039 2043 2033 2033 2030 2035 2033 2040 2043 800mb Temp (C): 8.5 8.1 6.5 6.8 7.5 8.8 10.8 13.9 14.4 14.6 12.7 10.6 9.6 9.1 9.0 800mb Dewpt(C): -2.0 -1.9 0.4 -0.1 1.2 -2.4 -5.0 -5.2 -5.9 -6.2 -3.9 -3.1 -8.1 -12.2 -12.9 800mb RH (%): 47 49 64 61 64 45 32 26 23 23 31 38 28 21 20 800mb Dir: 327 301 60 64 57 57 71 109 88 74 350 351 325 310 295 800mb Speed(kt): 13 8 2 10 16 17 23 11 7 9 5 6 9 9 7 750mb GPH (m): 2525 2520 2510 2533 2551 2574 2574 2582 2573 2574 2568 2570 2566 2572 2576 750mb Temp (C): 5.9 4.5 3.0 2.9 4.1 5.9 8.3 10.2 10.9 11.1 9.8 8.7 7.2 7.6 7.7 750mb Dewpt(C): -4.2 -1.9 -1.2 -0.8 -1.6 -3.6 -4.8 -7.1 -7.3 -7.2 -6.6 -5.0 -7.2 -14.8 -26.7 750mb RH (%): 48 63 74 76 66 50 39 29 27 26 30 37 35 19 7 750mb Dir: 318 292 278 63 63 61 96 117 83 65 8 24 340 339 308 750mb Speed(kt): 12 9 1 9 15 15 13 6 8 8 10 11 7 7 8 700mb GPH (m): 3085 3077 3064 3088 3107 3136 3140 3151 3142 3144 3136 3135 3129 3136 3140 700mb Temp (C): 2.2 0.0 -1.4 -0.6 0.4 2.6 4.7 6.1 5.9 6.1 5.5 4.1 3.1 4.1 4.3 700mb Dewpt(C): -7.5 -3.9 -3.0 -3.2 -4.2 -6.6 -6.4 -9.4 -7.7 -8.0 -8.1 -5.8 -1.5 -13.1 -17.8 700mb RH (%): 48 75 88 82 71 51 44 32 37 35 36 48 71 27 18 700mb Dir: 305 274 319 74 65 74 115 141 77 80 19 23 5 356 318 700mb Speed(kt): 13 11 5 12 16 15 9 8 8 9 12 14 8 8 9 650mb GPH (m): 3679 3666 3652 3677 3698 3731 3740 3752 3743 3745 3737 3733 3725 3732 3738 650mb Temp (C): -2.0 -4.3 -4.1 -3.3 -2.8 -1.1 0.3 0.8 0.3 0.8 0.8 -1.2 -1.5 -1.1 -0.4 650mb Dewpt(C): -8.0 -6.1 -5.9 -6.6 -8.3 -10.1 -7.1 -6.5 -10.9 -10.2 -8.4 -4.5 -3.1 -7.1 -7.1 650mb RH (%): 63 87 87 78 66 50 58 58 43 43 50 78 89 64 60 650mb Dir: 289 266 347 65 59 85 118 156 87 101 44 30 20 14 334 650mb Speed(kt): 16 14 11 13 18 16 11 13 8 7 10 12 10 9 10 600mb GPH (m): 4310 4292 4278 4306 4329 4363 4374 4387 4377 4381 4373 4366 4357 4364 4372 600mb Temp (C): -6.3 -7.5 -8.2 -6.5 -6.2 -5.1 -4.7 -5.0 -5.2 -3.5 -3.9 -5.1 -6.1 -6.1 -4.7 600mb Dewpt(C): -10.1 -8.5 -10.6 -14.3 -14.0 -15.6 -13.8 -12.5 -18.0 -24.1 -14.3 -7.6 -6.8 -8.8 -9.9 600mb RH (%): 75 92 83 54 54 43 49 56 36 19 45 83 95 81 67 600mb Dir: 276 269 347 55 50 81 111 152 134 160 47 61 21 32 3 600mb Speed(kt): 22 17 14 14 18 17 14 17 11 8 7 11 13 13 16 550mb GPH (m): 4985 4965 4949 4980 5004 5040 5053 5064 5057 5063 5053 5043 5033 5040 5052 550mb Temp (C): -10.7 -11.8 -12.6 -11.4 -10.6 -9.8 -9.1 -10.0 -7.2 -7.7 -8.6 -9.5 -10.8 -10.5 -9.0 550mb Dewpt(C): -13.9 -13.1 -14.3 -21.4 -21.7 -26.3 -22.9 -21.8 -40.6 -29.1 -15.5 -12.2 -11.4 -11.0 -20.2 550mb RH (%): 77 90 87 44 40 25 32 38 5 17 58 80 95 96 40 550mb Dir: 275 268 312 48 51 67 97 125 149 134 51 69 30 33 6 550mb Speed(kt): 26 20 11 14 16 21 18 17 15 9 6 14 19 20 20 500mb GPH (m): 5710 5686 5669 5702 5728 5768 5782 5791 5792 5796 5784 5772 5758 5768 5783 500mb Temp (C): -15.1 -17.2 -17.6 -17.3 -16.0 -14.5 -14.5 -13.9 -11.8 -12.8 -13.7 -14.5 -15.9 -14.1 -12.6 500mb Dewpt(C): -18.6 -19.0 -18.7 -23.7 -30.5 -42.9 -33.2 -45.1 -38.0 -34.3 -24.0 -17.8 -17.8 -25.8 -31.1 500mb RH (%): 75 86 92 58 28 8 19 6 10 15 42 76 85 37 20 500mb Dir: 280 262 243 40 49 55 78 109 141 104 60 70 31 29 9 500mb Speed(kt): 28 19 14 11 19 33 24 22 15 12 10 17 24 19 20 450mb GPH (m): 6498 6466 6449 6481 6512 6558 6572 6585 6587 6590 6576 6562 6545 6560 6579 450mb Temp (C): -20.6 -23.4 -23.4 -23.7 -21.6 -18.9 -18.8 -18.6 -19.2 -19.0 -18.8 -20.4 -20.6 -19.0 -17.4 450mb Dewpt(C): -23.3 -25.7 -23.9 -31.3 -41.4 -48.3 -47.9 -49.3 -32.8 -37.0 -34.0 -23.5 -28.3 -33.2 -41.2 450mb RH (%): 79 82 96 51 16 6 6 5 30 20 26 76 51 28 11 450mb Dir: 272 264 210 69 46 48 59 118 141 85 65 68 32 27 1 450mb Speed(kt): 25 25 17 12 30 47 39 22 19 15 17 21 28 18 21 400mb GPH (m): 7358 7317 7297 7327 7369 7426 7440 7449 7450 7452 7441 7422 7405 7425 7450 400mb Temp (C): -26.7 -29.4 -30.9 -31.0 -26.9 -24.0 -23.8 -25.8 -26.1 -26.7 -25.8 -26.4 -26.9 -25.9 -23.6 400mb Dewpt(C): -29.3 -37.1 -33.1 -42.9 -54.0 -46.8 -49.4 -49.6 -37.6 -35.4 -33.8 -29.1 -35.0 -37.9 -42.6 400mb RH (%): 79 48 81 31 7 11 8 10 34 45 48 78 47 33 17 400mb Dir: 269 249 198 63 48 53 55 93 129 95 60 44 40 29 352 400mb Speed(kt): 29 38 19 15 50 57 49 26 21 17 19 22 29 21 20 350mb GPH (m): 8307 8254 8228 8261 8319 8385 8401 8401 8399 8401 8391 8373 8352 8374 8410 350mb Temp (C): -33.8 -36.8 -37.9 -36.4 -32.9 -31.7 -30.4 -32.5 -33.9 -33.9 -34.0 -33.7 -34.4 -33.8 -31.5 350mb Dewpt(C): -37.3 -49.1 -59.6 -63.4 -54.6 -44.6 -57.7 -57.0 -48.8 -37.0 -43.2 -37.0 -38.0 -45.3 -39.6 350mb RH (%): 71 29 10 5 11 28 6 8 22 74 40 73 71 32 46 350mb Dir: 266 236 214 39 48 53 57 72 120 103 72 29 43 83 11 350mb Speed(kt): 38 38 23 28 79 66 60 38 22 24 20 33 40 24 23 300mb GPH (m): 9368 9302 9275 9312 9385 9459 9478 9472 9461 9461 9449 9432 9408 9438 9480 300mb Temp (C): -42.4 -44.7 -44.1 -43.5 -40.9 -39.4 -38.6 -39.3 -41.2 -42.4 -42.9 -43.6 -42.9 -41.6 -40.9 300mb Dewpt(C): -47.6 -61.0 -64.2 -61.9 -54.0 -55.4 -56.5 -60.0 -58.1 -50.3 -52.5 -47.5 -49.3 -50.0 -52.3 300mb RH (%): 58 16 10 13 25 18 15 11 16 44 36 66 51 41 30 300mb Dir: 254 235 234 35 44 48 56 63 103 89 73 35 34 84 7 300mb Speed(kt): 46 44 19 36 94 74 63 55 23 28 28 43 46 35 22 250mb GPH (m): 10574 10505 10485 10525 10600 10680 10707 10700 10681 10674 10658 10640 10624 10655 10696 250mb Temp (C): -50.8 -49.3 -47.0 -47.2 -49.5 -48.7 -47.3 -46.2 -47.1 -47.8 -48.8 -47.5 -46.9 -47.5 -48.7 250mb Dewpt(C): -57.2 -65.8 -71.5 -69.4 -61.0 -59.6 -60.3 -63.8 -63.2 -61.4 -62.6 -63.6 -64.4 -65.7 -60.0 250mb RH (%): 49 15 5 7 27 29 23 13 16 21 21 16 13 12 28 250mb Dir: 250 241 286 33 45 49 56 62 84 74 62 40 18 16 357 250mb Speed(kt): 51 42 13 41 92 75 65 56 29 32 37 46 52 47 33 200mb GPH (m): 12013 11963 11962 11996 12045 12122 12156 12160 12141 12133 12114 12104 12090 12115 12147 200mb Temp (C): -53.9 -49.9 -47.3 -48.4 -52.0 -54.2 -53.5 -51.9 -51.6 -51.5 -50.7 -49.7 -50.0 -50.7 -52.4 200mb Dewpt(C): -68.6 -74.3 -82.9 -80.1 -74.7 -68.8 -67.8 -73.4 -70.0 -70.7 -72.5 -77.7 -75.5 -73.6 -71.4 200mb RH (%): 17 5 1 2 6 17 18 7 11 10 7 3 4 6 10 200mb Dir: 266 257 316 15 37 45 57 65 80 72 67 43 16 3 335 200mb Speed(kt): 45 30 15 21 55 68 55 44 27 35 35 29 41 44 27 150mb GPH (m): 13866 13841 13848 13871 13904 13956 13996 14010 13989 13994 13979 13976 13958 13978 13993 150mb Temp (C): -52.7 -50.5 -50.3 -51.5 -53.6 -55.1 -55.4 -55.2 -55.3 -53.2 -53.0 -51.7 -53.2 -53.7 -55.4 150mb Dewpt(C): -83.1 -86.0 -85.8 -86.7 -83.5 -84.5 -84.8 -85.0 -84.9 -83.9 -83.3 -86.6 -83.2 -83.8 -82.2 150mb RH (%): 2 1 1 1 2 2 2 2 2 2 2 1 2 2 3 150mb Dir: 277 275 302 352 16 37 62 77 87 113 78 41 9 333 301 150mb Speed(kt): 36 25 25 14 16 23 21 21 20 21 17 12 22 27 24 100mb GPH (m): 16459 16455 16470 16476 16496 16529 16566 16574 16560 16570 16567 16567 16542 16550 16555 100mb Temp (C): -56.8 -54.8 -54.2 -54.8 -55.6 -57.3 -57.4 -57.7 -57.6 -57.7 -56.6 -56.8 -56.7 -57.5 -58.6 100mb Dewpt(C): -85.8 -89.0 -84.1 -89.0 -89.6 -90.7 -90.9 -91.1 -91.0 -91.1 -85.9 -86.0 -85.9 -86.4 -87.4 100mb RH (%): 2 1 2 1 1 1 1 1 1 1 2 2 2 2 2 100mb Dir: 282 291 286 301 318 335 307 220 190 174 213 203 257 279 260 100mb Speed(kt): 28 24 23 18 10 5 2 1 5 11 12 6 12 10 22