Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z SEP 9, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 996.6 997.6 997.5 997.6 995.5 995.1 995.0 995.6 993.9 994.4 993.4 992.1 988.9 987.5 985.9 Mean SLP (mb): 1020.0 1021.5 1021.6 1021.2 1018.8 1018.8 1019.1 1019.8 1017.8 1018.9 1018.0 1016.6 1013.0 1011.7 1010.3 2m agl Tmp (F): 79.7 67.7 60.6 76.3 82.9 68.3 58.9 58.2 65.5 53.0 50.9 51.8 59.4 56.9 51.2 2m agl Dewpt(F): 55.2 53.7 47.2 55.3 57.9 55.8 55.5 56.3 51.4 47.0 46.3 46.2 46.6 47.1 49.1 2m agl RH (%): 41 60 60 47 41 63 88 93 59 79 84 81 62 69 92 10m agl Dir: 330 40 58 38 311 306 253 280 302 297 291 203 252 216 182 10m agl Spd(kt): 4 4 5 3 6 2 2 3 7 3 3 3 4 4 7 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 0.01 0.14 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 0.01 0.15 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8.4 0.0 0.0 7.3 10.6 6.4 75.1 122.7 Sfc CINH (J/kg): 0.0 0.0 0.0 -0.1 0.0 0.0 0.0 0.0 0.0 -0.3 0.0 0.0 0.0 -1.4 -1.7 0-3km Hel(J/kg): 33.7 69.5 57.5 42.5 43.3 32.4 15.7 57.1 74.3 67.6 69.9 74.0 111.2 77.8 88.2 Precip H20 (in): 0.71 0.58 0.55 0.57 0.71 0.80 1.20 1.14 0.44 0.41 0.45 0.62 0.75 0.79 0.76 Lifted Index(C): 1.6 3.7 8.1 8.1 4.3 8.0 4.0 4.5 7.5 13.1 14.2 13.9 9.8 6.8 -0.9 700mb VV(-ub/s): -0.2 -1.8 -0.8 -1.2 0.1 -0.9 -0.4 0.2 0.6 -1.9 0.5 1.0 2.7 -0.6 -2.7 Thk1000-500mb(m)5678.8 5693.9 5703.6 5729.4 5749.5 5734.5 5691.8 5651.3 5617.5 5600.3 5571.6 5557.5 5542.5 5474.2 5415.5 Thk1000-850mb(m)1397.6 1397.9 1395.4 1399.3 1408.5 1396.7 1379.6 1365.4 1365.2 1347.8 1339.5 1334.9 1347.6 1344.2 1336.7 Thk850-700mb(m):1612.5 1621.1 1623.7 1629.2 1634.0 1633.0 1620.4 1608.7 1595.7 1594.6 1585.7 1580.0 1568.9 1546.9 1544.5 SWEAT Index: 71.5 61.5 17.9 14.7 21.1 38.5 188.5 177.7 78.4 65.1 58.5 58.3 97.0 116.4 239.8 Total Totals Idx 42.0 42.1 32.2 23.2 19.8 26.4 40.3 41.0 20.1 25.1 25.8 28.2 34.6 39.5 56.9 Frz Hgt(ft amsl) 14009 14425 14482 15534 15775 15602 14879 13954 13086 13197 12237 11518 10420 6439 6061 0WetBlbHgt(amsl) 9239 9305 9287 9368 10651 12189 11949 10206 5991 6433 5978 6039 6266 6371 5962 Equil Prs (mb): 347 998 998 998 996 995 995 996 994 994 993 992 989 671 443 Equil Hgt(amsl): 28050 26 26 26 26 26 26 26 26 26 26 26 26 10899 20871 Hail Size(in): 0.10 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: 54.5 54.4 55.2 56.8 59.1 53.4 47.3 12.3 57.4 55.9 53.4 48.1 31.1 29.8 26.9 Showalter Index: 4.5 4.3 9.6 13.8 14.7 12.4 3.5 3.8 15.2 14.3 14.3 13.7 10.3 8.0 -0.5 Cap Strength(C): 2.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 3.2 -999.9 -999.9 6.8 -999.9 0.0 0.0 -0.7 Storm Dir (deg): 352 348 4 20 317 315 316 307 309 324 306 287 267 254 263 Storm Spd (kts): 5 6 6 5 7 9 14 17 19 15 14 14 18 20 13 2m HeatIndex(F): 80 68 61 76 83 68 59 58 66 53 51 52 59 57 51 2m WindChill(F): 80 68 61 76 83 68 59 58 66 53 51 52 59 57 51 1000mb GPH (m): 174 183 182 183 165 161 161 166 152 157 148 138 109 98 85 950mb GPH (m): 621 627 624 628 615 604 596 597 587 584 573 562 541 529 512 950mb Temp (C): 21.4 21.3 21.0 21.4 23.4 20.5 16.2 11.5 13.8 8.3 6.7 6.9 11.0 10.7 8.3 950mb Dewpt(C): 11.2 7.0 5.8 7.6 12.5 9.1 11.7 10.7 9.0 8.1 6.5 6.7 6.9 7.7 8.1 950mb RH (%): 51 38 36 40 49 47 74 95 72 99 98 99 75 82 99 950mb Dir: 346 76 77 67 315 335 323 300 304 321 314 206 257 227 197 950mb Speed(kt): 4 12 11 9 7 9 10 6 9 5 4 3 4 8 16 900mb GPH (m): 1086 1093 1090 1094 1083 1069 1056 1051 1040 1031 1016 1005 989 976 956 900mb Temp (C): 17.6 19.4 19.0 19.5 20.2 19.3 15.7 12.9 11.0 9.9 7.5 5.5 7.5 6.3 5.8 900mb Dewpt(C): 7.5 3.2 4.7 4.3 3.4 -1.1 8.6 11.5 -2.0 -2.1 1.0 3.7 4.3 6.2 5.3 900mb RH (%): 51 33 38 36 32 24 62 91 40 43 63 88 80 99 97 900mb Dir: 41 87 68 61 333 305 325 306 311 292 322 334 300 227 224 900mb Speed(kt): 6 12 6 4 4 8 14 14 11 7 9 9 5 9 25 850mb GPH (m): 1572 1581 1578 1582 1573 1558 1541 1531 1517 1505 1488 1473 1457 1442 1422 850mb Temp (C): 14.3 15.5 15.8 17.2 18.0 17.6 14.4 11.9 10.8 9.7 8.7 6.5 4.2 3.0 2.9 850mb Dewpt(C): 3.6 3.4 -1.0 -8.5 -12.0 -5.2 10.2 8.9 -15.6 -9.1 -7.7 -3.0 2.3 2.8 2.3 850mb RH (%): 48 43 31 16 12 20 75 82 14 25 30 50 87 98 96 850mb Dir: 111 141 48 118 267 298 314 292 297 308 296 264 264 227 236 850mb Speed(kt): 8 4 2 1 4 10 17 17 17 13 9 7 7 9 22 800mb GPH (m): 2080 2092 2089 2096 2088 2073 2052 2038 2019 2006 1987 1970 1949 1931 1910 800mb Temp (C): 11.3 13.3 14.2 15.1 16.0 15.4 12.8 10.3 8.9 8.6 7.3 6.3 3.7 0.2 -0.4 800mb Dewpt(C): -2.2 -7.3 -13.9 -14.2 -17.1 -2.1 5.9 4.0 -23.0 -16.5 -16.0 -12.5 -5.4 0.0 -0.8 800mb RH (%): 38 23 13 12 9 29 62 64 9 15 17 24 51 98 97 800mb Dir: 115 193 293 266 263 299 304 287 287 307 294 246 229 234 232 800mb Speed(kt): 8 5 4 2 9 11 19 21 20 16 11 9 16 12 20 750mb GPH (m): 2616 2631 2630 2638 2632 2616 2591 2573 2549 2536 2515 2496 2471 2446 2424 750mb Temp (C): 9.1 11.2 11.2 12.4 13.3 12.4 9.9 8.3 6.7 6.8 5.0 4.0 2.5 -2.7 -3.1 750mb Dewpt(C): -9.9 -14.8 -14.4 -20.7 -17.3 -5.6 3.8 -1.9 -30.3 -28.8 -28.1 -23.4 -20.8 -3.5 -3.7 750mb RH (%): 25 14 15 8 10 28 65 48 5 6 7 12 16 94 96 750mb Dir: 116 212 279 295 276 289 293 283 281 303 284 246 226 230 228 750mb Speed(kt): 3 2 8 5 10 11 19 25 25 20 14 13 22 19 20 700mb GPH (m): 3184 3202 3201 3211 3207 3191 3161 3140 3112 3099 3074 3053 3026 2989 2966 700mb Temp (C): 6.4 7.6 8.2 9.3 9.9 9.4 7.0 6.0 4.5 4.6 2.5 1.8 0.8 -5.8 -6.6 700mb Dewpt(C): -14.8 -20.4 -23.3 -25.1 -14.6 -4.3 -1.1 -7.2 -41.9 -37.0 -30.0 -28.3 -22.0 -12.3 -8.6 700mb RH (%): 20 12 9 7 16 37 56 38 2 3 7 9 17 60 85 700mb Dir: 296 293 296 314 283 279 283 277 276 297 272 256 228 231 229 700mb Speed(kt): 3 4 9 7 11 12 20 29 31 23 20 18 27 24 16 650mb GPH (m): 3787 3807 3808 3820 3818 3801 3767 3743 3712 3699 3669 3647 3618 3568 3541 650mb Temp (C): 3.1 3.7 4.6 5.6 6.3 5.8 4.2 3.0 1.7 2.1 0.4 -0.5 -2.3 -7.8 -10.5 650mb Dewpt(C): -25.6 -25.4 -21.3 -22.1 -14.0 -7.1 -5.9 -8.4 -40.4 -34.8 -34.2 -19.2 -10.8 -9.3 -13.0 650mb RH (%): 10 10 13 12 22 39 48 43 3 5 6 23 52 89 82 650mb Dir: 306 282 312 324 284 276 278 271 274 289 268 262 231 227 231 650mb Speed(kt): 4 6 10 7 11 14 23 32 34 26 29 26 32 34 15 600mb GPH (m): 4429 4451 4453 4469 4468 4451 4414 4387 4351 4339 4306 4281 4248 4188 4151 600mb Temp (C): -1.0 -0.3 -0.3 1.6 2.2 1.9 0.7 -0.8 -2.2 -2.1 -3.8 -4.2 -6.6 -9.9 -15.1 600mb Dewpt(C): -28.2 -37.5 -21.7 -21.9 -10.4 -10.7 -11.4 -11.1 -35.6 -29.8 -24.2 -13.6 -12.0 -11.4 -17.0 600mb RH (%): 11 4 18 16 39 39 40 45 6 10 19 48 66 89 85 600mb Dir: 292 290 308 340 286 273 272 269 274 288 267 262 236 221 242 600mb Speed(kt): 8 9 12 9 11 16 26 33 38 30 32 34 37 45 16 550mb GPH (m): 5117 5140 5143 5164 5165 5147 5106 5076 5035 5023 4987 4962 4923 4853 4803 550mb Temp (C): -6.0 -5.5 -4.6 -2.6 -2.3 -2.4 -3.5 -5.0 -7.0 -7.2 -7.8 -8.2 -10.1 -13.9 -20.1 550mb Dewpt(C): -35.8 -36.9 -33.7 -17.6 -15.1 -14.6 -16.6 -15.9 -31.6 -43.8 -28.5 -16.3 -17.2 -23.3 -20.5 550mb RH (%): 8 7 9 31 37 39 36 42 13 4 18 52 56 46 97 550mb Dir: 292 291 315 347 286 271 268 268 271 287 268 255 238 220 265 550mb Speed(kt): 10 12 13 11 11 18 29 33 41 35 36 39 46 52 13 500mb GPH (m): 5853 5877 5886 5912 5914 5896 5853 5817 5769 5757 5720 5695 5652 5572 5501 500mb Temp (C): -12.1 -11.6 -8.7 -7.2 -6.9 -7.0 -7.8 -10.1 -12.5 -12.2 -12.4 -12.3 -14.0 -16.8 -25.8 500mb Dewpt(C): -33.2 -30.1 -38.2 -24.1 -22.1 -22.4 -22.9 -17.2 -36.8 -43.8 -26.4 -18.6 -16.2 -34.9 -27.7 500mb RH (%): 16 21 8 25 29 28 29 57 12 6 31 59 84 20 84 500mb Dir: 287 295 347 338 287 266 260 265 266 284 272 254 241 222 284 500mb Speed(kt): 12 14 14 12 12 19 32 36 45 39 40 45 54 64 11 450mb GPH (m): 6650 6675 6694 6724 6727 6708 6662 6621 6564 6553 6515 6492 6446 6358 6255 450mb Temp (C): -17.2 -17.4 -13.9 -12.9 -12.7 -12.8 -13.8 -15.1 -18.2 -18.0 -18.1 -17.8 -18.3 -20.1 -31.4 450mb Dewpt(C): -35.8 -35.1 -32.8 -26.3 -28.8 -28.0 -26.5 -23.2 -27.8 -32.1 -25.2 -22.1 -20.3 -38.1 -36.9 450mb RH (%): 19 21 19 32 25 28 34 51 43 29 54 70 84 19 59 450mb Dir: 291 294 358 340 287 271 262 258 265 283 275 256 245 223 250 450mb Speed(kt): 18 18 20 13 14 23 33 43 52 44 47 53 60 76 26 400mb GPH (m): 7522 7545 7576 7611 7614 7594 7545 7501 7435 7422 7385 7361 7314 7221 7083 400mb Temp (C): -23.6 -23.8 -21.0 -19.3 -19.1 -19.1 -20.5 -20.8 -22.7 -24.2 -24.2 -24.0 -24.6 -25.6 -33.3 400mb Dewpt(C): -43.5 -47.4 -35.3 -39.4 -38.6 -39.2 -34.0 -31.6 -26.0 -39.1 -37.1 -27.8 -27.0 -45.6 -59.7 400mb RH (%): 15 10 27 16 17 16 30 38 75 25 30 72 81 15 6 400mb Dir: 297 298 9 1 271 269 273 257 260 284 280 256 246 224 228 400mb Speed(kt): 21 19 24 11 16 30 38 48 62 48 51 59 66 81 44 350mb GPH (m): 8481 8506 8545 8586 8590 8571 8519 8472 8401 8377 8343 8319 8272 8175 8012 350mb Temp (C): -31.8 -30.4 -28.8 -27.2 -27.4 -27.1 -26.7 -28.4 -28.7 -32.9 -31.7 -31.6 -31.2 -32.3 -36.9 350mb Dewpt(C): -46.3 -54.2 -41.6 -44.0 -36.4 -39.5 -50.7 -32.3 -31.6 -42.9 -49.9 -34.8 -34.3 -45.6 -62.2 350mb RH (%): 24 9 29 20 43 31 9 70 76 37 16 74 75 27 6 350mb Dir: 307 339 19 1 277 254 259 263 256 284 286 259 248 232 225 350mb Speed(kt): 21 20 34 16 14 30 44 54 72 51 54 62 68 92 52 300mb GPH (m): 9552 9583 9628 9676 9681 9664 9610 9562 9489 9444 9412 9390 9346 9245 9073 300mb Temp (C): -39.7 -38.6 -37.6 -36.6 -35.4 -35.4 -35.9 -35.9 -35.9 -41.1 -41.0 -40.6 -39.4 -39.8 -38.4 300mb Dewpt(C): -56.5 -55.3 -49.0 -48.2 -45.5 -44.1 -46.4 -39.1 -43.8 -54.6 -50.6 -44.0 -42.8 -47.3 -69.8 300mb RH (%): 16 17 31 31 36 42 35 73 46 24 36 71 71 47 3 300mb Dir: 290 9 24 341 305 264 256 262 258 277 287 262 250 236 229 300mb Speed(kt): 19 27 35 23 19 27 43 56 79 60 56 65 82 106 54 250mb GPH (m): 10773 10811 10862 10911 10922 10906 10849 10800 10726 10658 10622 10603 10565 10466 10325 250mb Temp (C): -49.3 -47.4 -46.9 -46.2 -45.8 -45.5 -45.8 -46.7 -46.7 -49.7 -51.3 -50.8 -50.1 -47.3 -39.0 250mb Dewpt(C): -62.8 -61.1 -57.7 -55.3 -52.4 -50.5 -50.4 -50.9 -52.9 -62.6 -61.4 -54.4 -53.7 -56.2 -78.3 250mb RH (%): 21 21 30 37 49 58 61 64 51 23 31 67 67 37 1 250mb Dir: 282 20 35 347 316 265 264 266 259 270 283 258 250 240 234 250mb Speed(kt): 21 39 50 26 20 27 46 59 86 69 69 75 93 114 49 200mb GPH (m): 12206 12258 12305 12358 12368 12351 12293 12238 12170 12097 12045 12026 11994 11934 11846 200mb Temp (C): -55.4 -54.4 -56.7 -56.2 -57.4 -57.4 -58.2 -58.0 -56.5 -54.8 -56.0 -56.4 -54.3 -48.5 -42.2 200mb Dewpt(C): -66.8 -69.3 -62.3 -64.0 -63.2 -63.6 -61.8 -62.9 -67.4 -69.5 -69.4 -67.9 -70.4 -77.8 -68.4 200mb RH (%): 25 16 52 40 50 48 65 56 27 17 19 25 14 3 5 200mb Dir: 305 5 32 352 302 260 264 263 258 267 274 265 264 242 242 200mb Speed(kt): 21 26 62 23 19 32 48 66 95 87 74 87 90 69 42 150mb GPH (m): 14042 14089 14113 14150 14163 14147 14083 14042 13985 13929 13879 13861 13844 13819 13773 150mb Temp (C): -55.3 -57.4 -59.8 -62.2 -61.8 -61.8 -61.3 -59.9 -57.1 -55.8 -55.3 -55.3 -52.7 -50.4 -46.0 150mb Dewpt(C): -82.2 -81.9 -79.9 -76.5 -77.8 -78.4 -78.1 -75.9 -81.5 -82.3 -84.4 -82.1 -87.7 -85.9 -82.7 150mb RH (%): 3 4 7 15 12 11 11 13 4 3 2 3 1 1 1 150mb Dir: 309 328 328 331 292 271 258 261 261 269 272 266 265 249 258 150mb Speed(kt): 18 21 21 22 29 36 50 63 64 65 64 60 56 41 34 100mb GPH (m): 16615 16639 16641 16653 16664 16647 16592 16569 16537 16498 16456 16446 16446 16446 16421 100mb Temp (C): -57.5 -58.9 -60.5 -61.9 -61.9 -62.3 -61.2 -60.5 -58.9 -57.3 -57.2 -55.7 -54.6 -53.0 -53.1 100mb Dewpt(C): -86.6 -87.5 -88.4 -85.8 -90.0 -90.0 -89.4 -88.6 -87.6 -90.6 -86.3 -89.6 -88.8 -87.7 -87.8 100mb RH (%): 2 2 2 4 2 2 2 2 2 1 2 1 1 1 1 100mb Dir: 273 300 295 298 282 269 270 268 267 270 276 278 268 283 297 100mb Speed(kt): 11 16 18 18 22 26 39 36 43 44 41 33 29 23 16