Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z AUG 19, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 993.8 993.6 990.2 990.6 991.2 992.8 990.5 991.4 990.8 990.3 989.4 991.4 993.0 994.9 994.1 Mean SLP (mb): 1018.1 1017.5 1013.5 1014.3 1015.2 1016.7 1013.8 1015.0 1014.7 1013.8 1012.5 1015.1 1017.2 1019.2 1017.9 2m agl Tmp (F): 54.8 66.8 79.6 67.1 58.2 65.1 81.1 70.9 63.6 76.2 84.5 70.4 57.9 61.3 70.7 2m agl Dewpt(F): 51.5 56.7 60.5 60.1 57.6 60.3 61.1 62.0 59.6 63.4 61.4 61.9 53.7 52.3 53.9 2m agl RH (%): 88 69 51 78 98 84 49 73 86 63 44 74 85 72 54 10m agl Dir: 80 282 305 301 101 208 306 21 75 282 243 262 183 203 243 10m agl Spd(kt): 2 3 5 2 1 1 4 1 2 3 4 3 4 5 5 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): 0.0 0.0 12.7 0.0 0.0 1.9 77.3 23.1 3.6 118.1 300.0 101.9 0.3 1.6 0.0 Sfc CINH (J/kg): 0.0 0.0 -93.6 0.0 -0.5 0.0 -7.1 -43.1 -12.9 -581.0 -248.7 -353.6 -7.3 0.0 0.0 0-3km Hel(J/kg): 10.1 28.1 49.5 58.8 51.2 36.1 67.3 86.3 64.7 95.1 140.1 93.7 87.0 57.3 52.0 Precip H20 (in): 0.69 0.69 0.71 0.82 0.83 0.80 0.76 0.76 0.90 1.05 1.25 1.37 1.02 0.68 0.89 Lifted Index(C): 4.4 6.2 1.2 0.5 2.4 4.1 1.2 0.8 1.4 -0.6 -2.3 -2.5 0.9 4.9 3.0 700mb VV(-ub/s): -0.3 -1.2 -1.3 -1.0 0.2 -1.0 -0.8 -1.1 1.9 1.5 2.4 3.5 0.9 -0.4 -0.2 Thk1000-500mb(m)5699.8 5702.1 5732.0 5724.4 5704.2 5701.1 5730.0 5732.4 5727.9 5737.8 5736.5 5705.4 5651.6 5618.1 5623.6 Thk1000-850mb(m)1378.0 1382.0 1404.0 1396.6 1386.5 1385.7 1407.8 1405.1 1403.6 1410.4 1416.7 1399.9 1372.0 1364.7 1377.4 Thk850-700mb(m):1631.5 1634.5 1638.2 1639.1 1635.4 1633.9 1636.5 1641.2 1643.0 1644.6 1641.1 1634.5 1621.9 1610.9 1608.8 SWEAT Index: 34.3 33.7 29.6 27.5 54.0 80.7 54.4 47.5 55.5 56.6 129.4 177.1 74.8 80.7 108.8 Total Totals Idx 32.1 30.5 31.4 37.0 40.5 41.4 36.6 30.0 31.2 41.4 46.8 48.7 38.0 43.4 45.3 Frz Hgt(ft amsl) 14795 14605 14861 14745 14404 14268 14225 14248 14062 14273 14029 13592 12932 12224 11891 0WetBlbHgt(amsl) 9709 10431 10065 10141 10245 9894 10032 11214 12963 13188 12471 12871 12154 8960 10091 Equil Prs (mb): 994 994 272 991 991 993 287 991 991 264 232 369 993 995 994 Equil Hgt(amsl): 26 26 33568 26 26 26 32523 26 26 34288 37058 26534 26 26 26 Hail Size(in): 0.19 0.29 0.46 0.52 0.43 0.45 0.38 0.02 0.02 0.00 0.00 0.24 0.00 0.00 0.27 Conv Wind Gust: 50.1 51.3 53.6 54.5 53.5 53.0 59.1 52.3 54.9 55.8 61.0 51.5 53.3 53.0 48.4 Showalter Index: 9.8 10.5 9.7 6.9 5.0 4.3 7.0 9.9 8.8 4.4 1.3 -0.3 6.8 4.1 2.9 Cap Strength(C):-999.9 -999.9 0.0 -999.9 -999.9 -999.9 5.4 -999.9 -999.9 0.0 0.0 6.1 -999.9 -999.9 -999.9 Storm Dir (deg): 287 275 277 257 259 250 256 243 231 205 224 216 226 240 271 Storm Spd (kts): 7 7 9 8 9 8 11 13 13 12 18 19 20 16 14 2m HeatIndex(F): 55 67 80 67 58 65 82 71 64 76 85 70 58 61 71 2m WindChill(F): 55 67 80 67 58 65 81 71 64 76 85 70 58 61 71 1000mb GPH (m): 151 149 117 123 128 142 120 129 125 119 110 130 144 161 153 950mb GPH (m): 584 586 566 564 564 578 570 575 566 565 563 573 576 592 593 950mb Temp (C): 15.7 15.2 21.6 19.3 16.8 15.0 22.5 21.4 20.7 21.6 24.8 20.3 12.2 10.4 16.3 950mb Dewpt(C): 11.7 13.1 14.0 15.2 14.5 14.6 14.6 15.6 14.4 12.9 14.6 15.5 10.6 9.3 10.7 950mb RH (%): 76 87 61 76 86 97 60 68 66 56 52 73 90 93 69 950mb Dir: 316 284 309 345 214 157 310 6 10 335 237 210 189 201 242 950mb Speed(kt): 4 2 6 6 2 2 5 2 1 2 4 4 9 6 6 900mb GPH (m): 1045 1045 1031 1029 1026 1039 1037 1042 1034 1034 1034 1041 1032 1044 1050 900mb Temp (C): 16.1 16.1 18.6 18.6 17.6 17.5 19.9 20.6 21.6 23.1 21.1 18.9 14.8 13.0 12.4 900mb Dewpt(C): 11.4 8.5 11.1 9.8 8.7 8.2 7.5 7.1 2.7 -0.4 9.6 13.6 10.2 4.3 8.9 900mb RH (%): 73 60 61 56 55 53 44 41 28 20 47 70 73 55 78 900mb Dir: 284 319 329 269 297 295 317 236 208 90 195 207 208 215 238 900mb Speed(kt): 6 4 5 3 5 4 4 2 1 5 4 9 11 13 5 850mb GPH (m): 1529 1531 1521 1519 1515 1527 1528 1535 1528 1530 1527 1529 1516 1526 1531 850mb Temp (C): 15.6 17.0 18.7 19.1 17.9 17.8 18.5 20.4 21.5 21.7 20.2 17.3 16.1 14.7 13.7 850mb Dewpt(C): -1.5 -4.9 -5.8 -2.6 1.6 3.9 0.9 -8.5 -10.4 -1.4 4.7 8.3 -4.2 0.7 3.4 850mb RH (%): 30 21 18 22 33 39 30 13 10 20 35 55 24 38 49 850mb Dir: 316 313 306 292 296 289 242 224 170 137 192 200 224 223 246 850mb Speed(kt): 9 5 4 4 6 4 5 5 7 9 17 18 13 16 15 800mb GPH (m): 2042 2046 2039 2037 2031 2044 2045 2054 2049 2051 2047 2046 2028 2036 2039 800mb Temp (C): 15.4 16.3 17.5 17.8 16.8 16.6 17.1 17.5 18.1 18.2 17.5 16.0 13.3 12.3 11.6 800mb Dewpt(C): -14.6 -10.8 -23.3 -16.0 -12.0 -12.2 -12.5 -8.4 -8.0 0.4 3.3 2.6 -1.8 -4.3 0.0 800mb RH (%): 11 14 5 8 12 12 12 16 16 29 38 40 35 31 44 800mb Dir: 307 274 259 251 246 237 230 227 187 149 190 189 217 222 249 800mb Speed(kt): 9 5 8 7 8 8 11 10 7 13 29 26 17 18 17 750mb GPH (m): 2586 2591 2585 2583 2576 2588 2590 2600 2596 2598 2593 2590 2568 2572 2575 750mb Temp (C): 13.3 13.6 13.6 13.3 12.9 12.8 12.9 14.0 13.8 13.7 13.0 12.3 10.1 8.5 8.0 750mb Dewpt(C): -19.4 -19.4 -11.0 -7.8 -11.5 -12.1 -11.6 -10.0 -3.3 -1.5 2.6 2.2 1.9 -9.2 -0.3 750mb RH (%): 9 8 17 22 17 16 17 18 30 34 48 49 56 27 55 750mb Dir: 277 254 245 235 235 219 224 222 221 152 188 180 198 219 249 750mb Speed(kt): 10 9 12 10 11 11 15 17 11 14 35 32 24 21 18 700mb GPH (m): 3161 3165 3160 3158 3150 3161 3165 3176 3171 3174 3168 3164 3138 3137 3140 700mb Temp (C): 9.3 8.9 9.2 9.7 9.0 8.7 9.4 9.5 9.2 9.1 8.1 7.6 6.1 4.2 3.4 700mb Dewpt(C): -18.4 -12.0 -15.7 -17.5 -13.5 -16.6 -17.1 -9.8 -2.9 -0.5 0.1 1.1 0.8 -10.2 -4.6 700mb RH (%): 12 21 15 13 19 15 13 24 42 51 57 63 68 34 55 700mb Dir: 266 246 239 226 226 214 220 215 220 158 189 178 193 208 242 700mb Speed(kt): 12 11 14 14 16 13 17 23 19 17 35 36 34 26 20 650mb GPH (m): 3769 3773 3768 3768 3758 3769 3773 3784 3780 3783 3775 3770 3741 3735 3736 650mb Temp (C): 5.0 4.5 5.3 5.5 4.8 4.8 4.5 4.5 4.2 4.2 3.7 2.8 1.5 -0.1 -0.8 650mb Dewpt(C): -16.8 -17.9 -22.1 -21.4 -19.4 -19.2 -12.0 -8.4 -1.3 0.1 -3.0 -0.4 -1.5 -20.9 -10.0 650mb RH (%): 19 18 12 12 15 16 29 38 67 74 61 79 80 19 50 650mb Dir: 250 239 235 218 223 213 214 208 203 170 191 179 189 203 238 650mb Speed(kt): 12 13 17 17 18 14 18 27 27 23 33 39 42 28 22 600mb GPH (m): 4415 4418 4415 4415 4404 4414 4417 4429 4424 4428 4419 4412 4380 4369 4370 600mb Temp (C): 0.6 0.2 0.9 0.6 -0.1 -0.5 -0.7 -0.7 -1.1 -0.6 -1.1 -2.0 -3.2 -4.4 -5.0 600mb Dewpt(C): -21.6 -27.7 -23.1 -23.2 -18.0 -15.9 -16.2 -14.4 -6.0 -6.9 -7.5 -4.9 -7.0 -23.8 -16.9 600mb RH (%): 17 10 15 15 25 30 30 35 69 62 62 81 75 21 39 600mb Dir: 233 235 233 213 221 213 218 206 192 179 193 182 192 205 237 600mb Speed(kt): 12 16 19 19 21 15 19 29 35 27 33 39 46 30 27 550mb GPH (m): 5107 5109 5107 5106 5093 5102 5107 5118 5112 5117 5107 5098 5063 5049 5048 550mb Temp (C): -3.8 -4.6 -4.4 -4.8 -5.5 -5.4 -4.6 -4.3 -5.5 -5.3 -5.4 -6.6 -7.6 -8.6 -9.3 550mb Dewpt(C): -35.5 -33.3 -25.7 -18.1 -14.7 -20.9 -24.9 -26.8 -15.2 -14.1 -13.9 -11.3 -22.1 -25.4 -24.2 550mb RH (%): 7 9 18 35 48 29 19 16 47 50 51 69 31 25 29 550mb Dir: 221 230 232 210 220 218 221 209 199 192 197 187 194 207 236 550mb Speed(kt): 14 19 20 19 21 20 27 34 40 32 35 40 46 34 34 500mb GPH (m): 5851 5851 5849 5847 5833 5843 5850 5862 5853 5857 5847 5835 5796 5779 5777 500mb Temp (C): -9.0 -9.2 -9.3 -10.2 -10.5 -9.9 -8.5 -9.1 -10.0 -10.6 -10.9 -11.5 -13.0 -14.0 -14.1 500mb Dewpt(C): -30.0 -47.2 -31.7 -18.4 -22.7 -28.9 -39.6 -28.4 -24.1 -19.5 -17.6 -21.5 -31.2 -26.9 -35.5 500mb RH (%): 17 3 15 51 36 20 7 20 31 48 58 44 21 33 15 500mb Dir: 209 227 233 211 217 216 218 212 203 198 201 189 195 208 238 500mb Speed(kt): 17 24 21 20 23 27 33 38 43 38 39 41 48 40 40 450mb GPH (m): 6658 6656 6654 6649 6634 6646 6658 6669 6656 6659 6647 6634 6589 6569 6567 450mb Temp (C): -13.6 -15.4 -15.7 -15.7 -16.4 -15.0 -13.9 -13.9 -15.3 -16.0 -16.7 -17.3 -18.4 -20.4 -19.6 450mb Dewpt(C): -47.3 -29.6 -22.2 -26.0 -27.3 -40.5 -33.2 -38.7 -30.8 -25.2 -21.2 -28.5 -40.0 -32.4 -40.5 450mb RH (%): 4 29 58 41 39 10 19 11 26 46 69 38 14 34 15 450mb Dir: 220 222 226 218 224 221 221 211 205 200 198 191 193 209 236 450mb Speed(kt): 22 26 23 27 28 34 43 39 43 44 43 44 51 45 47 400mb GPH (m): 7541 7532 7530 7526 7509 7526 7541 7550 7535 7534 7523 7505 7456 7428 7432 400mb Temp (C): -20.9 -22.4 -22.0 -22.6 -22.3 -20.5 -20.1 -21.0 -21.4 -22.1 -21.5 -22.9 -24.9 -27.1 -24.3 400mb Dewpt(C): -33.8 -25.0 -36.4 -25.9 -37.1 -37.3 -34.8 -38.9 -35.6 -25.4 -24.5 -33.7 -44.4 -38.4 -49.1 400mb RH (%): 31 80 27 75 26 22 27 19 28 75 77 38 16 35 9 400mb Dir: 218 219 225 220 224 223 221 211 208 197 191 192 193 209 231 400mb Speed(kt): 31 25 22 34 41 48 48 42 49 51 49 59 53 53 57 350mb GPH (m): 8510 8499 8498 8489 8475 8500 8513 8521 8504 8505 8494 8470 8411 8377 8396 350mb Temp (C): -29.1 -29.4 -28.7 -29.9 -28.9 -27.6 -28.1 -28.5 -28.7 -28.5 -28.2 -30.1 -32.0 -32.4 -28.7 350mb Dewpt(C): -35.0 -33.0 -53.1 -47.0 -44.8 -44.5 -38.4 -41.0 -38.9 -31.4 -31.0 -34.3 -50.4 -51.2 -58.0 350mb RH (%): 58 72 9 18 21 19 38 30 38 77 77 67 16 15 5 350mb Dir: 210 214 225 220 225 227 221 212 208 189 183 180 191 210 228 350mb Speed(kt): 35 32 21 36 50 52 53 50 60 59 55 64 60 67 64 300mb GPH (m): 9593 9580 9578 9572 9562 9586 9600 9608 9590 9589 9580 9547 9483 9455 9482 300mb Temp (C): -37.3 -38.3 -38.6 -36.3 -36.5 -37.0 -36.5 -36.4 -36.7 -37.6 -37.4 -38.7 -39.3 -36.5 -37.3 300mb Dewpt(C): -41.4 -42.1 -49.2 -53.0 -52.9 -48.6 -47.9 -48.7 -40.8 -40.9 -40.7 -44.3 -54.2 -59.8 -56.7 300mb RH (%): 66 68 34 18 18 30 31 28 67 72 72 57 21 8 13 300mb Dir: 221 210 219 226 231 228 221 212 203 196 185 184 191 210 230 300mb Speed(kt): 45 40 31 60 66 56 59 61 72 68 60 76 74 78 66 250mb GPH (m): 10830 10805 10806 10810 10797 10821 10839 10847 10827 10819 10810 10777 10711 10696 10716 250mb Temp (C): -45.4 -48.7 -46.9 -46.0 -46.0 -45.9 -45.6 -45.5 -46.6 -46.7 -47.2 -47.0 -46.9 -44.7 -46.1 250mb Dewpt(C): -52.9 -52.5 -56.5 -57.0 -56.0 -55.3 -55.1 -56.5 -50.3 -50.6 -51.1 -57.0 -59.3 -61.9 -64.0 250mb RH (%): 45 66 34 30 33 35 35 30 68 66 66 33 25 15 13 250mb Dir: 225 202 232 229 229 229 223 213 207 200 190 190 191 213 228 250mb Speed(kt): 59 46 57 66 70 62 66 68 77 79 82 87 86 76 65 200mb GPH (m): 12281 12236 12257 12264 12249 12273 12291 12298 12272 12266 12255 12221 12165 12165 12173 200mb Temp (C): -56.2 -56.7 -55.2 -54.1 -54.6 -55.5 -54.9 -55.1 -55.4 -55.6 -56.0 -55.5 -52.2 -51.2 -52.3 200mb Dewpt(C): -64.1 -63.2 -63.8 -66.5 -66.2 -65.4 -66.6 -66.4 -65.5 -64.4 -64.0 -66.1 -69.6 -69.2 -70.4 200mb RH (%): 39 46 36 23 25 30 24 26 30 35 39 28 12 12 11 200mb Dir: 223 212 237 230 225 225 222 214 214 199 194 196 195 215 226 200mb Speed(kt): 62 43 91 67 66 65 70 72 78 83 91 88 78 66 60 150mb GPH (m): 14095 14083 14078 14081 14068 14083 14101 14108 14083 14081 14077 14059 14022 14024 14032 150mb Temp (C): -58.7 -54.1 -55.3 -57.6 -58.6 -59.6 -60.2 -60.0 -59.5 -58.1 -55.8 -52.9 -52.8 -52.3 -52.9 150mb Dewpt(C): -79.3 -79.8 -82.1 -82.1 -79.0 -77.5 -76.1 -75.4 -76.9 -77.9 -79.3 -83.5 -83.3 -87.4 -80.6 150mb RH (%): 7 4 3 4 7 10 13 14 11 8 5 2 2 1 3 150mb Dir: 219 219 229 231 220 225 223 211 203 200 202 205 207 214 227 150mb Speed(kt): 34 38 44 43 38 37 45 39 45 45 52 55 53 46 45 100mb GPH (m): 16656 16657 16655 16654 16630 16645 16662 16669 16642 16647 16660 16656 16629 16629 16641 100mb Temp (C): -57.9 -57.4 -56.7 -57.4 -57.0 -56.6 -56.6 -57.5 -56.5 -56.1 -56.4 -56.7 -54.8 -55.0 -55.0 100mb Dewpt(C): -91.7 -90.9 -90.3 -90.8 -86.2 -90.3 -90.2 -86.6 -90.2 -85.5 -90.5 -85.9 -89.0 -89.1 -89.1 100mb RH (%): 1 1 1 1 2 1 1 2 1 2 1 2 1 1 1 100mb Dir: 256 221 232 226 232 223 227 213 203 202 217 207 200 213 215 100mb Speed(kt): 17 18 17 20 19 17 19 19 16 25 23 26 28 27 25