Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z AUG 29, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.8 992.4 993.3 994.3 994.6 995.7 995.7 996.5 994.1 992.6 989.5 987.8 985.7 988.1 988.8 Mean SLP (mb): 1015.4 1016.5 1017.6 1018.5 1018.6 1020.1 1020.3 1020.9 1018.0 1016.8 1013.8 1011.7 1009.2 1012.2 1013.1 2m agl Tmp (F): 73.1 60.4 55.4 59.5 63.2 54.6 51.5 59.0 66.8 58.0 54.0 69.4 74.9 58.9 55.3 2m agl Dewpt(F): 54.8 53.4 52.8 54.2 49.8 49.5 49.5 49.2 48.8 49.4 48.5 51.7 55.4 53.2 51.0 2m agl RH (%): 52 77 91 82 61 82 93 69 51 72 81 52 49 81 85 10m agl Dir: 302 311 225 228 294 318 231 277 317 343 37 359 302 303 264 10m agl Spd(kt): 6 6 3 5 7 3 1 2 6 2 3 3 8 5 3 6hr Precip (in): 0.00 0.00 0.01 0.04 0.02 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 0.01 0.05 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.08 Sfc CAPE (J/kg): 22.7 0.6 14.8 125.5 54.0 0.3 6.4 13.0 0.0 0.0 0.0 0.0 0.2 0.0 0.0 Sfc CINH (J/kg): 0.0 -3.6 -2.4 0.0 0.0 0.0 -0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 43.5 91.1 36.2 90.5 89.1 81.0 77.5 44.5 3.2 46.4 91.8 82.4 174.2 111.8 78.7 Precip H20 (in): 0.80 0.75 0.80 0.78 0.78 0.75 0.65 0.84 1.07 1.12 1.02 0.97 0.82 0.94 0.94 Lifted Index(C): 5.6 6.8 6.7 3.6 2.0 6.9 12.8 12.0 6.2 4.5 4.5 4.3 1.9 2.2 3.9 700mb VV(-ub/s): 1.7 -0.6 0.4 -2.1 -1.6 -1.7 -1.4 -0.9 -1.4 -1.7 0.9 0.8 1.4 0.1 0.5 Thk1000-500mb(m)5618.8 5589.7 5516.7 5506.0 5506.6 5534.0 5560.4 5580.5 5618.0 5627.5 5633.9 5649.6 5657.1 5617.8 5589.7 Thk1000-850mb(m)1376.1 1360.3 1347.3 1348.2 1353.6 1345.2 1338.4 1342.6 1364.5 1366.8 1369.9 1379.8 1388.5 1368.1 1354.9 Thk850-700mb(m):1587.6 1583.5 1561.3 1558.5 1561.6 1571.2 1579.6 1586.3 1599.2 1606.4 1609.2 1611.5 1610.2 1602.1 1591.0 SWEAT Index: 115.3 140.4 132.1 121.5 112.5 71.8 57.8 45.1 49.8 124.1 107.9 98.5 63.7 162.4 154.0 Total Totals Idx 36.6 38.4 39.5 42.4 47.3 38.7 30.5 26.5 33.6 41.7 41.7 42.8 40.0 45.8 42.7 Frz Hgt(ft amsl) 12111 11336 8104 7752 8118 10108 11578 12309 12399 12594 12579 12729 12875 12199 11834 0WetBlbHgt(amsl) 8396 7494 7823 7196 7209 7720 7065 5978 10878 11372 10999 10522 8032 9484 7756 Equil Prs (mb): 756 992 770 655 447 996 996 997 994 993 989 988 986 988 989 Equil Hgt(amsl): 8119 26 7533 11771 21288 26 26 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 0.26 0.23 0.00 Conv Wind Gust: 39.8 34.8 23.4 29.3 37.3 24.5 21.2 25.3 44.7 41.8 43.5 49.3 55.6 43.8 33.5 Showalter Index: 7.4 6.3 7.2 6.0 3.5 8.2 12.4 14.5 9.9 3.9 4.1 3.8 5.8 1.5 3.7 Cap Strength(C): 0.0 -999.9 0.0 0.0 0.0 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 291 286 290 317 334 352 349 352 343 327 271 230 242 242 253 Storm Spd (kts): 10 14 19 17 16 14 13 10 10 7 8 9 13 16 14 2m HeatIndex(F): 73 60 55 59 63 55 52 59 67 58 54 69 75 59 55 2m WindChill(F): 73 60 55 59 63 55 52 59 67 58 54 69 75 59 55 1000mb GPH (m): 132 139 147 155 157 167 168 174 153 141 115 99 79 103 109 950mb GPH (m): 574 572 576 587 592 596 594 603 589 574 546 538 524 536 538 950mb Temp (C): 17.3 12.6 10.4 10.7 12.7 9.7 8.5 9.4 14.2 13.5 14.1 16.0 19.4 13.0 10.3 950mb Dewpt(C): 10.3 9.7 9.8 10.3 8.7 8.6 7.9 7.9 7.9 9.0 7.9 9.1 11.3 11.2 9.5 950mb RH (%): 62 82 96 97 76 92 96 90 65 73 66 63 58 89 95 950mb Dir: 305 320 273 228 293 315 317 297 321 4 23 23 307 322 261 950mb Speed(kt): 7 14 6 7 9 8 6 2 7 8 4 3 9 11 4 900mb GPH (m): 1032 1025 1025 1035 1042 1044 1039 1049 1042 1028 1003 996 986 992 989 900mb Temp (C): 12.8 10.7 7.9 7.4 8.2 7.3 6.3 6.2 9.9 12.4 14.4 15.4 14.9 13.1 10.0 900mb Dewpt(C): 9.3 6.5 7.7 6.5 6.9 5.2 5.0 3.8 6.3 5.1 7.2 4.3 10.6 10.4 9.5 900mb RH (%): 79 75 99 94 91 86 91 84 78 61 61 47 75 83 97 900mb Dir: 306 316 299 266 294 312 325 345 329 2 30 78 313 285 255 900mb Speed(kt): 8 10 11 10 10 11 11 9 7 6 4 8 9 5 6 850mb GPH (m): 1508 1499 1494 1503 1511 1512 1506 1517 1517 1508 1485 1479 1468 1471 1464 850mb Temp (C): 8.2 8.1 5.4 4.5 4.7 5.0 6.0 7.4 9.9 12.1 12.5 13.5 13.6 10.6 8.2 850mb Dewpt(C): 6.4 7.1 4.0 3.6 3.7 1.5 -0.3 -5.1 -0.3 7.4 6.8 5.4 1.8 9.1 8.1 850mb RH (%): 88 93 90 94 93 78 63 40 49 73 67 57 44 90 99 850mb Dir: 298 248 298 281 291 293 309 333 344 351 22 101 183 243 236 850mb Speed(kt): 9 12 14 15 15 11 12 12 13 9 2 4 6 10 12 800mb GPH (m): 2007 1997 1987 1995 2003 2006 2002 2015 2020 2014 1992 1987 1976 1975 1963 800mb Temp (C): 6.7 5.2 2.4 1.8 2.0 4.3 5.5 6.5 8.8 10.2 10.8 11.4 11.6 9.9 6.8 800mb Dewpt(C): 2.5 -0.2 0.3 0.5 0.0 -0.2 -6.0 -15.5 5.7 4.3 4.0 2.4 -3.6 -6.2 2.3 800mb RH (%): 74 68 86 91 86 72 43 19 80 66 62 53 34 31 73 800mb Dir: 241 248 290 289 289 311 318 325 342 336 202 162 196 231 240 800mb Speed(kt): 14 18 16 16 15 17 16 13 15 4 4 6 12 15 14 750mb GPH (m): 2536 2524 2507 2513 2522 2529 2528 2543 2553 2548 2527 2524 2512 2508 2493 750mb Temp (C): 5.1 4.9 -0.2 -0.7 -0.2 1.9 3.8 5.2 6.6 7.7 8.1 8.8 9.0 7.4 6.3 750mb Dewpt(C): -5.5 -14.1 -0.6 -2.9 -3.2 -4.4 -7.9 -11.9 1.4 0.8 1.3 -2.2 -17.7 -0.9 -14.4 750mb RH (%): 46 24 97 85 80 63 42 28 69 61 61 45 13 55 21 750mb Dir: 245 261 282 290 304 318 319 326 339 268 220 183 204 218 231 750mb Speed(kt): 13 19 20 19 19 20 17 15 14 4 8 11 19 25 18 700mb GPH (m): 3096 3083 3056 3062 3073 3084 3086 3103 3117 3114 3094 3091 3078 3073 3055 700mb Temp (C): 2.7 2.4 -2.5 -2.7 -2.2 0.0 2.1 2.9 3.7 4.4 5.1 5.1 5.4 3.9 4.0 700mb Dewpt(C): -11.2 -15.0 -10.5 -13.5 -6.4 -10.7 -15.8 -4.6 -1.6 -0.8 -2.0 -3.9 -18.2 -8.6 -15.9 700mb RH (%): 35 26 55 43 73 44 25 57 68 69 60 52 16 39 22 700mb Dir: 257 247 267 286 309 320 318 327 325 268 227 190 208 209 220 700mb Speed(kt): 14 17 28 22 25 20 20 16 13 8 12 14 25 31 26 650mb GPH (m): 3692 3677 3641 3646 3658 3674 3680 3701 3715 3714 3695 3692 3678 3671 3653 650mb Temp (C): 0.0 -1.4 -4.5 -5.2 -5.0 -3.0 -0.7 0.3 0.3 0.9 1.1 1.3 1.6 0.3 -0.3 650mb Dewpt(C): -16.0 -11.7 -33.1 -22.7 -13.9 -15.4 -23.4 -4.8 -5.0 -3.4 -5.5 -7.2 -17.2 -17.9 -6.0 650mb RH (%): 29 46 9 24 50 38 16 68 67 73 61 53 23 24 66 650mb Dir: 250 241 263 292 312 325 318 327 315 281 238 196 204 201 215 650mb Speed(kt): 16 21 33 27 30 23 22 17 15 12 17 17 27 36 29 600mb GPH (m): 4329 4310 4267 4270 4282 4303 4314 4338 4353 4352 4333 4330 4317 4306 4288 600mb Temp (C): -2.5 -4.0 -7.6 -8.5 -9.0 -6.4 -4.1 -3.3 -2.8 -3.5 -3.8 -3.2 -2.6 -3.8 -4.7 600mb Dewpt(C): -33.5 -31.1 -27.1 -17.2 -23.0 -18.9 -36.6 -7.7 -9.2 -8.3 -8.3 -8.4 -13.9 -22.0 -8.5 600mb RH (%): 7 10 20 50 32 37 6 72 62 70 71 67 42 23 75 600mb Dir: 245 242 252 295 309 326 319 326 299 280 241 207 204 195 213 600mb Speed(kt): 17 25 41 36 34 28 24 20 16 15 19 20 25 36 31 550mb GPH (m): 5013 4993 4939 4940 4949 4977 4995 5020 5036 5033 5014 5013 5002 4987 4966 550mb Temp (C): -6.2 -6.7 -11.2 -12.1 -13.9 -10.8 -8.0 -7.7 -7.7 -8.2 -8.1 -7.5 -7.2 -7.8 -8.7 550mb Dewpt(C): -34.2 -47.6 -22.3 -27.1 -28.3 -24.5 -37.7 -12.2 -12.2 -13.9 -15.7 -12.9 -14.0 -18.7 -16.2 550mb RH (%): 9 2 40 28 29 32 8 70 70 64 54 65 59 41 55 550mb Dir: 253 247 246 293 306 328 321 313 284 279 243 217 206 197 214 550mb Speed(kt): 19 26 48 45 37 32 27 18 20 16 21 23 27 32 30 500mb GPH (m): 5751 5729 5664 5661 5664 5701 5728 5755 5771 5768 5749 5749 5737 5720 5699 500mb Temp (C): -11.0 -11.6 -15.1 -17.2 -19.4 -16.1 -12.4 -12.1 -12.0 -11.1 -11.2 -11.9 -12.3 -13.0 -13.2 500mb Dewpt(C): -48.3 -44.7 -31.4 -31.8 -39.6 -36.1 -27.6 -18.3 -17.7 -22.9 -33.4 -17.4 -16.6 -16.5 -20.1 500mb RH (%): 3 5 24 28 16 17 27 60 63 37 15 64 70 75 56 500mb Dir: 256 243 242 290 306 333 324 308 279 273 245 225 207 201 219 500mb Speed(kt): 21 31 56 48 38 33 33 21 24 18 22 26 30 33 32 450mb GPH (m): 6550 6526 6452 6439 6436 6484 6525 6554 6570 6569 6551 6547 6533 6515 6492 450mb Temp (C): -17.3 -18.0 -19.8 -24.6 -26.1 -22.0 -17.3 -16.5 -16.4 -16.5 -15.6 -17.3 -17.8 -18.1 -18.9 450mb Dewpt(C): -51.2 -40.2 -40.6 -39.0 -49.4 -40.0 -29.2 -20.9 -22.1 -20.4 -40.0 -24.2 -22.5 -26.6 -29.2 450mb RH (%): 4 13 15 26 10 19 36 70 62 72 11 56 67 48 41 450mb Dir: 258 244 238 294 310 335 324 308 282 272 239 222 207 201 219 450mb Speed(kt): 24 34 64 48 39 38 39 28 27 25 23 30 33 40 32 400mb GPH (m): 7419 7392 7316 7283 7276 7341 7397 7428 7446 7445 7428 7419 7403 7383 7358 400mb Temp (C): -24.4 -25.2 -25.5 -31.5 -32.0 -27.1 -23.3 -22.8 -21.9 -21.6 -22.1 -22.9 -23.8 -24.6 -25.0 400mb Dewpt(C): -51.7 -40.3 -43.0 -46.6 -50.9 -49.8 -30.1 -26.7 -29.3 -26.5 -35.7 -35.6 -29.2 -32.7 -37.0 400mb RH (%): 7 24 19 22 15 11 55 71 52 65 29 31 62 48 33 400mb Dir: 251 246 240 288 314 340 323 299 285 274 238 223 208 199 216 400mb Speed(kt): 30 38 69 47 42 54 43 30 31 27 26 32 36 44 34 350mb GPH (m): 8375 8347 8269 8215 8208 8291 8360 8394 8416 8416 8393 8384 8363 8339 8312 350mb Temp (C): -32.1 -32.0 -32.4 -36.9 -36.6 -32.0 -30.0 -29.3 -28.1 -28.4 -28.8 -29.9 -31.1 -32.0 -32.8 350mb Dewpt(C): -49.1 -49.6 -49.6 -56.9 -61.6 -49.8 -34.2 -33.7 -35.7 -34.4 -47.7 -36.0 -37.0 -44.6 -36.3 350mb RH (%): 18 17 18 12 7 17 67 67 49 57 16 56 57 29 71 350mb Dir: 247 243 244 270 323 344 327 295 290 269 241 215 209 203 209 350mb Speed(kt): 39 42 77 53 49 79 48 33 36 26 30 32 42 47 37 300mb GPH (m): 9444 9416 9337 9269 9272 9363 9438 9478 9502 9501 9476 9462 9436 9408 9375 300mb Temp (C): -40.7 -40.8 -40.3 -41.5 -39.0 -39.5 -38.7 -37.1 -37.1 -37.0 -38.0 -38.9 -39.8 -41.0 -42.8 300mb Dewpt(C): -52.5 -59.2 -54.7 -61.4 -65.2 -52.3 -45.1 -41.1 -45.5 -44.8 -47.4 -43.0 -51.6 -47.0 -46.5 300mb RH (%): 29 13 21 11 5 26 52 67 43 46 38 66 29 54 68 300mb Dir: 244 242 249 257 324 346 329 298 285 262 242 209 205 204 207 300mb Speed(kt): 47 45 80 60 53 87 56 39 40 31 33 36 47 50 41 250mb GPH (m): 10659 10631 10560 10496 10508 10586 10662 10709 10735 10733 10704 10685 10655 10619 10581 250mb Temp (C): -50.3 -49.5 -47.0 -43.7 -43.0 -48.3 -48.9 -47.7 -47.4 -47.2 -48.0 -48.8 -49.1 -50.7 -50.2 250mb Dewpt(C): -55.7 -62.0 -61.4 -70.6 -71.7 -61.5 -56.3 -52.5 -53.5 -55.5 -51.8 -52.6 -59.9 -54.7 -58.4 250mb RH (%): 55 24 20 4 4 22 44 59 52 40 66 65 30 64 39 250mb Dir: 243 236 244 260 315 344 331 304 288 264 232 210 204 201 210 250mb Speed(kt): 53 51 72 54 50 89 62 48 43 36 37 43 55 54 43 200mb GPH (m): 12094 12076 12018 11993 12004 12037 12093 12142 12172 12172 12139 12116 12086 12051 12015 200mb Temp (C): -53.3 -52.4 -49.0 -44.1 -44.7 -48.6 -57.5 -58.2 -57.3 -57.2 -57.9 -58.1 -57.6 -55.2 -55.7 200mb Dewpt(C): -70.2 -70.6 -72.5 -92.8 -82.3 -72.4 -64.6 -63.6 -63.3 -63.9 -63.7 -65.0 -67.3 -70.0 -65.5 200mb RH (%): 13 11 6 0 1 6 42 52 49 45 50 43 30 16 31 200mb Dir: 231 237 247 264 310 336 332 303 288 266 232 208 202 206 209 200mb Speed(kt): 60 62 61 42 38 47 63 59 54 39 46 55 57 47 39 150mb GPH (m): 13952 13949 13913 13897 13906 13918 13924 13954 13974 13972 13937 13918 13905 13887 13852 150mb Temp (C): -52.1 -49.9 -49.0 -48.6 -49.2 -51.0 -54.0 -55.9 -58.5 -59.9 -59.6 -58.0 -56.0 -54.5 -53.9 150mb Dewpt(C): -82.4 -85.5 -84.9 -84.6 -85.0 -86.4 -83.6 -80.3 -78.2 -76.7 -76.9 -82.7 -82.8 -80.0 -83.9 150mb RH (%): 2 1 1 1 1 1 2 4 8 11 11 4 3 4 2 150mb Dir: 242 245 254 265 284 295 309 300 270 259 231 219 220 215 216 150mb Speed(kt): 46 45 42 29 29 27 34 25 35 39 33 36 38 36 34 100mb GPH (m): 16566 16574 16548 16538 16543 16540 16518 16527 16535 16527 16495 16489 16490 16484 16455 100mb Temp (C): -52.4 -53.1 -52.0 -51.8 -52.5 -52.4 -53.9 -55.4 -56.1 -56.0 -56.1 -55.1 -55.0 -54.1 -53.7 100mb Dewpt(C): -87.3 -87.8 -87.0 -82.3 -87.4 -87.3 -88.4 -89.4 -89.9 -89.8 -89.9 -89.2 -89.1 -88.5 -88.2 100mb RH (%): 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 100mb Dir: 240 238 245 245 235 262 276 259 267 236 254 218 225 224 224 100mb Speed(kt): 28 27 22 18 19 20 15 17 22 16 21 19 26 27 28