Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 15, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.7 993.1 991.4 991.9 991.2 992.8 993.8 994.3 991.6 992.0 990.9 990.8 990.6 994.6 996.4 Mean SLP (mb): 1018.7 1017.3 1015.7 1016.1 1015.3 1017.0 1018.3 1018.2 1015.0 1015.8 1014.9 1014.3 1013.8 1018.8 1020.9 2m agl Tmp (F): 67.0 58.2 54.0 61.1 59.9 57.8 51.9 69.7 77.5 65.9 60.3 74.8 80.2 60.3 53.7 2m agl Dewpt(F): 51.2 50.3 50.4 53.3 52.9 53.1 49.4 51.8 51.9 49.5 43.2 51.2 51.3 54.0 51.7 2m agl RH (%): 56 75 87 75 77 84 91 52 39 55 53 42 35 79 93 10m agl Dir: 326 342 182 287 302 281 39 66 4 43 54 34 289 210 196 10m agl Spd(kt): 4 2 1 5 5 2 3 6 5 4 5 1 6 7 3 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 0.00 0.00 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 0.00 0.00 0.00 Sfc CAPE (J/kg): 26.5 0.0 0.0 15.7 12.7 0.0 0.0 0.0 36.0 0.0 0.0 0.0 56.0 0.0 11.3 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 -4.4 -1.2 0.0 0.0 -213.6 0.0 0.0 0.0 -11.4 0.0 0.0 0-3km Hel(J/kg): 27.7 37.2 56.3 43.5 1.0 77.5 -20.4 1.8 125.6 82.3 40.3 22.7 40.7 133.5 73.4 Precip H20 (in): 0.85 0.81 0.94 0.95 0.93 1.03 0.96 0.86 0.89 0.65 0.73 0.61 0.71 0.81 0.66 Lifted Index(C): 7.0 7.1 6.0 3.7 1.4 -0.1 1.2 2.8 -1.0 2.7 2.9 3.9 1.7 3.6 9.1 700mb VV(-ub/s): -0.1 -0.6 2.1 1.5 -1.4 -2.6 -0.8 -1.1 -1.7 2.0 -2.1 -2.4 1.4 0.1 -0.3 Thk1000-500mb(m)5600.8 5602.5 5579.5 5548.5 5532.1 5534.8 5558.5 5591.2 5628.6 5632.5 5646.7 5663.7 5663.8 5622.8 5598.1 Thk1000-850mb(m)1360.1 1359.6 1355.8 1352.2 1353.4 1355.9 1363.6 1371.9 1393.0 1391.2 1391.6 1395.1 1401.3 1370.5 1354.4 Thk850-700mb(m):1591.7 1600.9 1593.6 1579.8 1575.8 1578.5 1580.8 1592.0 1603.8 1612.6 1615.9 1618.3 1614.8 1606.6 1602.7 SWEAT Index: 71.2 56.1 67.9 90.9 52.8 194.1 143.6 116.3 142.6 85.7 101.3 33.1 28.0 42.0 42.0 Total Totals Idx 34.5 37.7 40.4 44.3 47.0 52.4 49.7 45.8 50.5 46.3 46.2 41.3 41.4 38.9 35.2 Frz Hgt(ft amsl) 12220 12074 11340 10333 9582 9626 10236 11301 12072 12097 11901 12731 12089 12108 11730 0WetBlbHgt(amsl) 8702 9001 9146 8364 7966 8168 9240 9672 9647 9633 10326 9582 10178 9279 8680 Equil Prs (mb): 995 993 991 831 843 993 994 994 407 992 991 991 299 995 996 Equil Hgt(amsl): 26 26 26 5479 5101 26 26 26 23879 26 26 26 31102 26 26 Hail Size(in): 0.00 0.04 0.00 0.00 0.00 -0.11 -0.05 0.00 0.14 0.00 0.00 0.00 0.00 0.20 0.02 Conv Wind Gust: 29.2 44.2 45.5 24.6 26.5 25.4 33.6 48.1 56.4 55.3 53.3 53.7 55.4 44.2 46.4 Showalter Index: 9.8 7.6 6.6 4.5 3.6 -0.6 0.9 3.2 0.1 2.6 2.3 5.2 5.0 6.7 9.0 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 2.7 -999.9 -999.9 -999.9 0.0 -999.9 7.3 Storm Dir (deg): 352 338 312 300 322 88 100 101 113 136 135 104 37 28 16 Storm Spd (kts): 8 9 12 9 4 8 12 14 13 14 11 5 7 8 8 2m HeatIndex(F): 67 58 54 61 60 58 52 70 77 66 60 75 80 60 54 2m WindChill(F): 67 58 54 61 60 58 52 70 77 66 60 75 80 60 54 1000mb GPH (m): 159 145 131 135 129 143 152 155 130 135 125 123 121 159 174 950mb GPH (m): 595 579 562 567 561 574 584 594 576 577 567 567 570 592 601 950mb Temp (C): 14.1 13.2 12.3 11.0 11.2 11.5 14.3 15.7 21.0 20.7 21.2 20.6 22.6 12.8 8.5 950mb Dewpt(C): 9.2 9.6 9.0 10.5 10.2 10.8 10.0 9.0 9.4 5.4 4.6 5.0 8.7 10.9 8.3 950mb RH (%): 72 78 80 96 94 95 75 63 46 36 33 35 40 88 99 950mb Dir: 338 349 338 290 313 337 75 72 6 79 68 62 290 220 201 950mb Speed(kt): 4 7 6 6 6 5 14 11 6 19 12 5 8 13 9 900mb GPH (m): 1048 1031 1014 1016 1011 1025 1040 1050 1040 1042 1031 1032 1036 1048 1050 900mb Temp (C): 9.7 10.2 10.0 8.5 9.0 9.7 11.9 12.6 16.5 17.4 17.9 18.7 18.2 14.2 11.5 900mb Dewpt(C): 8.0 7.1 5.5 5.9 5.7 9.2 7.9 5.6 8.0 3.5 3.1 0.8 6.4 8.2 4.9 900mb RH (%): 89 81 73 83 80 96 76 62 56 38 37 29 45 66 63 900mb Dir: 344 4 336 324 325 38 82 75 21 83 72 55 292 288 225 900mb Speed(kt): 4 5 9 10 7 10 21 22 8 24 15 8 8 8 6 850mb GPH (m): 1519 1505 1487 1487 1483 1499 1515 1527 1523 1526 1517 1518 1522 1529 1528 850mb Temp (C): 5.7 9.0 8.2 6.3 6.5 7.3 8.4 10.1 12.9 14.5 15.0 16.0 15.4 12.6 11.7 850mb Dewpt(C): 3.1 2.5 1.8 4.4 2.5 7.0 6.0 3.7 4.8 1.1 3.4 -1.4 -0.3 -0.1 -2.7 850mb RH (%): 84 63 64 88 75 98 85 64 57 40 45 30 33 41 36 850mb Dir: 25 340 321 310 331 71 78 72 61 90 82 45 296 311 296 850mb Speed(kt): 4 2 8 8 4 12 22 22 14 23 17 10 4 11 9 800mb GPH (m): 2015 2007 1988 1983 1979 1997 2014 2029 2029 2035 2028 2030 2033 2035 2033 800mb Temp (C): 7.1 9.7 8.9 5.7 4.8 5.9 5.8 8.0 9.8 12.3 12.7 13.2 12.7 10.2 10.4 800mb Dewpt(C): -0.1 -4.1 -4.5 1.7 3.3 2.5 2.9 0.6 -0.2 -2.3 0.1 -1.7 -4.7 -1.8 -6.0 800mb RH (%): 60 37 38 75 90 78 81 59 49 36 41 35 29 43 31 800mb Dir: 335 330 300 276 354 72 66 62 77 104 91 62 349 318 327 800mb Speed(kt): 9 9 11 8 4 14 20 17 23 18 12 10 5 12 8 750mb GPH (m): 2546 2541 2520 2510 2504 2523 2540 2559 2563 2572 2566 2569 2570 2570 2567 750mb Temp (C): 7.5 8.1 6.3 3.8 3.2 2.8 3.1 5.4 7.7 8.9 9.5 10.1 9.3 8.6 7.9 750mb Dewpt(C): -9.5 -9.3 -4.4 -4.0 -5.1 -3.8 0.0 -0.9 -5.2 -5.4 -2.8 -6.2 -7.0 -8.6 -10.1 750mb RH (%): 29 28 46 57 55 61 80 63 39 35 41 31 31 28 26 750mb Dir: 323 319 285 271 358 70 54 77 88 130 91 59 4 348 342 750mb Speed(kt): 11 15 14 10 3 11 18 15 21 14 9 6 9 13 9 700mb GPH (m): 3111 3106 3081 3067 3058 3077 3096 3119 3127 3139 3133 3137 3137 3136 3131 700mb Temp (C): 4.3 4.1 2.5 0.4 -1.0 -1.0 0.1 2.0 3.9 4.4 4.7 5.1 4.7 4.8 3.6 700mb Dewpt(C): -8.7 -7.3 -5.8 -5.0 -2.9 -3.9 -3.3 -4.3 -6.2 -8.5 -4.8 -10.9 -5.6 -9.1 -9.8 700mb RH (%): 38 43 54 67 87 80 77 63 47 38 50 30 47 36 37 700mb Dir: 328 310 274 260 358 67 59 91 92 132 95 75 17 6 341 700mb Speed(kt): 14 14 17 14 2 11 18 15 18 14 11 7 10 9 8 650mb GPH (m): 3709 3703 3676 3658 3646 3665 3686 3713 3725 3736 3731 3736 3735 3734 3727 650mb Temp (C): 0.1 -0.2 -1.4 -2.7 -4.3 -4.3 -3.4 -1.6 -0.3 -0.4 -1.0 1.0 -0.4 -0.4 -1.2 650mb Dewpt(C): -10.6 -9.7 -7.4 -8.0 -5.7 -6.1 -7.8 -9.1 -7.4 -17.1 -7.9 -20.8 -12.6 -9.6 -11.6 650mb RH (%): 44 49 64 67 90 87 72 57 59 27 59 18 39 50 45 650mb Dir: 318 300 267 258 319 66 62 84 103 128 98 118 46 61 349 650mb Speed(kt): 14 15 21 16 4 12 16 19 19 16 11 3 9 8 7 600mb GPH (m): 4345 4338 4307 4288 4273 4291 4315 4345 4359 4369 4363 4373 4369 4369 4359 600mb Temp (C): -3.5 -4.5 -6.1 -6.7 -7.7 -8.3 -6.5 -5.2 -5.2 -5.6 -5.6 -3.5 -4.0 -3.9 -5.3 600mb Dewpt(C): -14.2 -13.9 -7.7 -11.0 -9.6 -10.5 -18.5 -15.7 -11.8 -21.1 -22.0 -24.9 -28.2 -16.7 -23.3 600mb RH (%): 43 48 88 71 87 84 38 44 60 29 27 18 14 37 23 600mb Dir: 315 292 268 267 287 70 67 75 105 128 125 139 31 78 350 600mb Speed(kt): 15 16 26 16 6 11 16 21 22 18 13 2 10 10 12 550mb GPH (m): 5027 5017 4984 4961 4943 4960 4988 5021 5035 5043 5041 5054 5052 5049 5039 550mb Temp (C): -8.2 -8.8 -10.3 -11.7 -12.7 -12.9 -11.6 -10.4 -10.7 -11.3 -8.3 -7.8 -7.5 -8.3 -7.6 550mb Dewpt(C): -15.1 -17.0 -11.3 -13.3 -15.3 -14.9 -24.7 -24.1 -16.8 -23.9 -35.4 -27.3 -31.5 -21.2 -37.6 550mb RH (%): 57 52 92 88 81 85 33 32 61 35 10 20 13 35 7 550mb Dir: 315 292 274 264 260 59 73 65 100 120 142 115 30 52 12 550mb Speed(kt): 20 19 28 18 8 12 13 23 23 22 25 6 16 13 21 500mb GPH (m): 5760 5748 5711 5684 5661 5678 5710 5746 5759 5767 5772 5787 5785 5782 5772 500mb Temp (C): -12.9 -13.1 -15.2 -16.8 -19.0 -19.1 -17.7 -16.0 -16.4 -15.4 -13.9 -13.3 -13.2 -13.2 -13.2 500mb Dewpt(C): -19.3 -22.0 -16.7 -18.8 -21.3 -21.2 -21.0 -31.9 -24.5 -43.8 -37.1 -29.1 -31.0 -35.1 -33.9 500mb RH (%): 59 48 88 85 82 83 75 25 50 7 13 26 22 15 16 500mb Dir: 310 293 276 245 226 44 104 56 86 107 140 97 37 30 19 500mb Speed(kt): 25 23 30 22 14 17 13 27 27 27 27 13 20 21 24 450mb GPH (m): 6554 6542 6500 6465 6435 6451 6489 6531 6544 6554 6562 6578 6577 6573 6564 450mb Temp (C): -18.2 -18.2 -20.0 -22.5 -24.5 -24.7 -22.9 -20.9 -20.6 -20.6 -20.7 -20.1 -19.5 -19.8 -19.7 450mb Dewpt(C): -31.3 -36.3 -21.9 -33.6 -31.3 -32.2 -35.4 -45.7 -39.7 -53.2 -35.4 -31.2 -36.9 -37.1 -38.4 450mb RH (%): 32 20 85 37 54 51 32 10 17 4 26 37 21 21 18 450mb Dir: 314 290 272 252 214 48 58 46 64 89 139 106 45 35 24 450mb Speed(kt): 25 24 29 28 14 15 20 39 33 28 27 16 22 25 27 400mb GPH (m): 7424 7412 7362 7318 7283 7298 7342 7392 7405 7414 7419 7437 7439 7435 7426 400mb Temp (C): -23.8 -23.9 -26.2 -28.9 -30.3 -30.3 -28.2 -25.0 -25.9 -26.9 -27.9 -27.3 -26.3 -26.6 -26.1 400mb Dewpt(C): -45.6 -43.1 -28.6 -38.4 -49.3 -50.9 -51.4 -53.8 -55.5 -53.8 -43.8 -37.1 -40.1 -42.6 -44.2 400mb RH (%): 12 16 80 40 15 13 10 6 5 7 22 40 27 22 18 400mb Dir: 342 280 267 243 227 48 51 55 54 74 137 97 54 31 22 400mb Speed(kt): 25 26 33 38 14 14 38 57 41 34 27 19 21 27 33 350mb GPH (m): 8381 8371 8312 8258 8219 8235 8285 8351 8359 8364 8363 8382 8388 8383 8377 350mb Temp (C): -31.8 -31.6 -33.4 -35.9 -36.5 -36.4 -34.0 -30.6 -31.3 -33.5 -35.0 -35.3 -33.9 -34.1 -32.9 350mb Dewpt(C): -53.0 -50.7 -37.1 -49.7 -58.6 -58.8 -59.3 -49.4 -57.6 -59.0 -55.3 -43.4 -40.2 -49.2 -44.2 350mb RH (%): 12 15 70 24 9 9 7 15 6 7 12 45 54 22 33 350mb Dir: 333 276 260 231 237 38 46 54 55 63 114 101 54 30 20 350mb Speed(kt): 28 29 38 42 18 17 59 82 59 44 23 19 19 33 44 300mb GPH (m): 9451 9439 9377 9310 9272 9290 9349 9425 9435 9431 9423 9438 9449 9445 9444 300mb Temp (C): -40.6 -41.0 -41.8 -44.3 -43.0 -42.7 -41.3 -39.6 -38.8 -39.3 -41.4 -43.0 -43.2 -41.4 -40.5 300mb Dewpt(C): -55.6 -50.4 -47.0 -57.7 -61.9 -63.0 -62.4 -54.2 -53.3 -60.1 -62.9 -53.8 -47.3 -53.7 -52.6 300mb RH (%): 20 37 58 23 12 10 10 21 22 10 9 32 65 27 28 300mb Dir: 325 280 252 235 251 27 43 45 51 56 70 83 44 29 14 300mb Speed(kt): 36 33 43 44 17 21 86 85 76 62 33 24 18 45 52 250mb GPH (m): 10664 10650 10585 10513 10485 10505 10565 10643 10663 10660 10643 10651 10656 10663 10662 250mb Temp (C): -50.8 -51.5 -50.9 -49.4 -46.8 -46.8 -48.3 -49.2 -46.8 -46.7 -46.6 -47.3 -48.2 -47.2 -47.6 250mb Dewpt(C): -59.4 -55.0 -58.5 -68.3 -68.6 -68.6 -67.9 -58.0 -63.0 -64.3 -68.2 -67.5 -64.1 -61.0 -59.8 250mb RH (%): 38 68 42 11 8 8 10 37 16 13 8 9 16 21 25 250mb Dir: 327 282 251 240 274 17 44 52 53 52 56 51 37 26 8 250mb Speed(kt): 41 37 46 47 15 24 72 84 75 68 46 42 39 52 51 200mb GPH (m): 12095 12072 12023 11972 11964 11982 12025 12090 12117 12122 12108 12114 12114 12126 12126 200mb Temp (C): -54.8 -55.5 -53.5 -49.7 -47.0 -47.6 -49.8 -52.2 -51.6 -51.3 -51.2 -51.0 -51.4 -50.7 -49.7 200mb Dewpt(C): -72.6 -69.7 -67.6 -72.0 -79.0 -76.4 -77.8 -77.3 -75.3 -75.7 -74.4 -75.2 -73.8 -72.5 -77.3 200mb RH (%): 11 18 18 7 2 3 3 4 5 5 6 5 6 7 3 200mb Dir: 297 275 273 254 298 360 35 43 61 58 48 54 37 24 358 200mb Speed(kt): 34 44 42 39 19 18 35 54 55 35 43 40 41 44 40 150mb GPH (m): 13939 13915 13869 13850 13849 13866 13891 13941 13972 13979 13966 13973 13973 13982 13981 150mb Temp (C): -54.2 -54.0 -53.0 -50.7 -50.3 -50.9 -51.8 -54.2 -54.2 -53.4 -53.8 -54.2 -53.6 -54.7 -55.7 150mb Dewpt(C): -83.8 -83.9 -83.5 -86.1 -85.8 -86.2 -86.8 -84.5 -84.0 -83.4 -84.3 -84.1 -83.7 -84.1 -82.5 150mb RH (%): 2 2 2 1 1 1 1 2 2 2 2 2 2 2 3 150mb Dir: 275 274 269 266 294 326 18 44 54 72 69 65 39 23 352 150mb Speed(kt): 31 38 41 27 24 18 17 19 21 21 17 23 16 27 25 100mb GPH (m): 16505 16494 16465 16459 16470 16478 16491 16528 16550 16562 16544 16556 16557 16559 16542 100mb Temp (C): -57.9 -57.3 -56.2 -56.1 -54.3 -54.6 -55.3 -56.6 -57.1 -57.3 -57.0 -56.9 -56.9 -57.3 -58.1 100mb Dewpt(C): -86.9 -86.4 -89.3 -85.5 -88.7 -88.8 -89.3 -90.2 -90.6 -86.4 -90.5 -86.1 -80.0 -86.4 -87.0 100mb RH (%): 2 2 1 2 1 1 1 1 1 2 1 2 5 2 2 100mb Dir: 277 276 281 287 283 292 315 332 333 199 187 183 237 253 285 100mb Speed(kt): 27 24 28 24 22 18 10 2 2 3 4 9 7 7 11