Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 16, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 997.1 997.7 997.9 998.2 999.0 1000.7 999.3 999.4 999.6 1000.4 998.9 1000.4 1000.8 1001.9 1000.4 Mean SLP (mb): 1022.0 1022.5 1022.6 1023.2 1024.1 1025.7 1023.8 1024.2 1024.7 1025.2 1023.2 1025.2 1025.7 1026.7 1024.9 2m agl Tmp (F): 45.9 47.8 49.6 44.9 42.7 48.6 58.5 50.2 45.1 51.8 61.6 49.4 47.5 50.0 57.7 2m agl Dewpt(F): 43.2 45.0 42.5 39.6 39.4 40.8 44.1 44.0 42.7 44.5 43.6 40.7 45.3 46.9 49.0 2m agl RH (%): 90 90 76 81 88 74 58 79 91 76 51 71 92 89 72 10m agl Dir: 221 232 281 280 301 291 308 296 263 275 304 300 239 242 290 10m agl Spd(kt): 2 8 9 6 5 5 7 5 3 3 9 4 2 3 6 6hr Precip (in): 0.00 0.11 0.13 0.05 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 AccumPrecip(in): 0.00 0.11 0.23 0.29 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 Sfc CAPE (J/kg): 106.8 143.8 162.7 56.2 18.0 29.2 18.3 0.2 0.0 10.5 0.0 0.0 7.7 16.9 60.6 Sfc CINH (J/kg): -0.9 0.0 0.0 -3.0 -0.2 0.0 0.0 -0.3 0.0 0.0 0.0 0.0 -0.1 -0.3 0.0 0-3km Hel(J/kg): 116.3 109.5 54.7 72.8 138.2 121.6 63.0 56.3 43.4 63.9 23.7 62.6 77.3 55.1 45.3 Precip H20 (in): 0.52 0.57 0.55 0.48 0.38 0.51 0.48 0.47 0.48 0.53 0.49 0.56 0.72 0.75 0.77 Lifted Index(C): 5.2 4.2 5.1 4.0 4.6 5.9 1.8 6.8 7.1 7.5 5.9 8.7 8.1 8.4 8.9 700mb VV(-ub/s): -0.5 5.7 1.7 -0.8 -0.4 -1.1 -3.4 -0.7 0.5 -1.5 -1.1 -1.4 -0.3 -0.2 -0.8 Thk1000-500mb(m)5332.0 5343.2 5339.0 5296.2 5332.7 5383.4 5429.7 5440.4 5424.9 5431.0 5467.5 5473.6 5471.7 5476.8 5507.6 Thk1000-850mb(m)1315.7 1318.5 1319.9 1310.9 1307.0 1313.1 1336.3 1333.1 1326.1 1327.2 1345.2 1336.4 1328.1 1328.4 1335.9 Thk850-700mb(m):1515.1 1520.4 1516.9 1510.2 1524.6 1535.4 1550.1 1555.8 1549.5 1548.9 1552.3 1554.4 1557.2 1555.9 1561.2 SWEAT Index: 98.5 90.0 109.4 115.6 98.0 63.2 66.8 40.5 57.0 55.0 51.1 61.8 67.9 93.7 62.2 Total Totals Idx 47.1 47.3 45.2 51.5 50.5 46.4 50.2 40.3 42.5 41.5 31.6 26.0 39.4 39.8 30.3 Frz Hgt(ft amsl) 4020 4297 4161 3520 3126 3781 7552 8048 7232 7250 7608 7563 8118 8042 8992 0WetBlbHgt(amsl) 3745 4085 4002 3295 3059 3601 5161 5184 5058 5188 4700 4470 6675 6347 4949 Equil Prs (mb): 614 563 578 572 880 832 497 999 1000 1000 999 1000 1001 1002 820 Equil Hgt(amsl): 13143 15276 14660 14810 4030 5568 18611 26 26 26 26 26 26 26 6020 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 0.00 0.00 0.00 Conv Wind Gust: 26.7 29.1 33.3 28.8 20.4 22.0 36.1 28.4 33.0 35.0 44.8 38.3 32.1 6.7 28.1 Showalter Index: 6.6 6.3 7.6 4.8 5.2 7.0 3.9 8.5 7.4 8.0 11.6 13.9 8.5 8.3 14.0 Cap Strength(C): 0.0 -1.7 -1.9 -0.6 4.3 -999.9 1.8 -999.9 -999.9 -999.9 -999.9 -999.9 2.1 1.2 -999.9 Storm Dir (deg): 311 321 323 351 39 45 31 12 1 4 1 3 1 353 352 Storm Spd (kts): 21 20 21 14 16 14 10 8 10 10 11 12 13 14 14 2m HeatIndex(F): 46 48 50 45 43 49 59 50 45 52 62 49 47 50 58 2m WindChill(F): 46 48 50 45 43 49 59 50 45 52 62 49 47 50 58 1000mb GPH (m): 180 184 186 189 195 210 198 199 201 207 195 207 210 219 207 950mb GPH (m): 600 606 609 608 612 630 627 624 621 630 626 631 632 641 635 950mb Temp (C): 4.7 5.0 5.8 3.4 2.2 3.9 9.3 7.6 5.5 5.3 10.9 7.7 5.0 5.5 8.7 950mb Dewpt(C): 4.3 4.0 3.6 2.9 1.8 3.2 4.8 5.9 5.0 5.0 4.1 4.5 4.7 5.2 7.6 950mb RH (%): 98 93 86 97 97 95 73 88 96 98 62 80 98 98 93 950mb Dir: 253 236 284 294 322 297 312 327 326 290 308 331 315 287 295 950mb Speed(kt): 9 15 16 14 13 6 10 14 7 3 11 15 7 5 9 900mb GPH (m): 1038 1045 1048 1044 1047 1067 1071 1068 1062 1069 1073 1077 1073 1083 1080 900mb Temp (C): 1.3 1.7 1.6 0.2 -0.6 0.4 4.9 5.2 4.4 4.3 6.5 6.6 5.2 5.3 5.1 900mb Dewpt(C): -0.2 1.2 1.2 -0.8 -0.8 -0.1 3.8 3.1 1.7 -0.7 2.9 -1.1 1.7 4.6 3.0 900mb RH (%): 90 97 98 93 98 97 92 86 82 70 77 58 78 95 87 900mb Dir: 266 270 287 314 346 334 316 357 338 315 311 354 324 334 320 900mb Speed(kt): 13 17 19 19 17 11 10 11 9 10 12 9 10 17 14 850mb GPH (m): 1495 1503 1506 1500 1502 1523 1534 1532 1527 1534 1540 1544 1538 1548 1543 850mb Temp (C): -1.9 -1.2 -1.7 -2.6 -1.9 -1.8 1.3 3.5 3.6 3.6 4.8 4.8 3.9 2.6 1.9 850mb Dewpt(C): -2.1 -2.5 -3.4 -3.4 -6.1 -3.2 -0.8 -3.7 -4.4 -4.0 -13.3 -15.6 -0.5 1.9 -3.2 850mb RH (%): 99 91 88 94 73 90 86 59 56 57 25 21 73 96 68 850mb Dir: 276 295 293 323 348 359 346 4 341 334 337 327 330 318 324 850mb Speed(kt): 19 15 22 20 18 16 13 6 17 14 13 13 16 15 12 800mb GPH (m): 1975 1984 1986 1978 1983 2005 2022 2023 2016 2024 2031 2034 2029 2037 2033 800mb Temp (C): -4.9 -4.1 -4.8 -5.7 -3.4 -1.8 1.2 2.5 1.0 1.1 1.9 1.4 1.7 1.8 3.1 800mb Dewpt(C): -5.3 -5.1 -5.3 -6.3 -12.4 -5.8 -8.7 -12.7 -9.3 -7.3 -16.8 -8.5 -1.6 -3.3 -14.3 800mb RH (%): 97 93 97 95 50 74 48 32 46 53 24 48 78 69 27 800mb Dir: 277 293 290 323 1 10 21 340 343 345 333 318 335 303 323 800mb Speed(kt): 22 19 22 21 22 17 13 6 16 14 12 12 18 14 18 750mb GPH (m): 2479 2490 2490 2481 2490 2517 2539 2542 2532 2539 2547 2551 2547 2555 2553 750mb Temp (C): -8.4 -7.3 -7.8 -8.9 -6.0 -3.7 -1.0 -0.5 -1.8 -1.9 -1.5 -1.3 -0.3 -0.5 1.1 750mb Dewpt(C): -9.3 -7.8 -8.1 -9.5 -19.0 -8.7 -16.6 -19.9 -17.2 -17.5 -24.5 -5.4 -6.0 -13.6 -6.4 750mb RH (%): 93 96 98 96 36 68 30 22 30 29 16 73 65 36 57 750mb Dir: 273 294 287 320 13 15 22 335 339 349 330 324 337 304 318 750mb Speed(kt): 24 22 22 21 26 17 13 7 13 14 10 11 20 15 16 700mb GPH (m): 3011 3023 3023 3010 3027 3058 3085 3088 3076 3083 3092 3098 3096 3104 3105 700mb Temp (C): -11.4 -11.0 -11.6 -13.0 -8.7 -7.1 -4.6 -4.6 -5.1 -5.6 -5.2 -3.4 -3.8 -2.8 -2.1 700mb Dewpt(C): -13.9 -11.2 -12.3 -15.5 -27.4 -13.7 -27.0 -23.1 -29.2 -31.8 -16.4 -9.4 -11.2 -17.0 -6.6 700mb RH (%): 82 98 95 81 21 59 16 22 13 11 41 63 57 33 71 700mb Dir: 274 296 285 316 17 15 24 340 329 342 328 335 336 315 314 700mb Speed(kt): 26 24 23 22 26 21 13 8 11 15 9 14 19 16 19 650mb GPH (m): 3574 3588 3586 3571 3596 3632 3662 3666 3653 3659 3670 3681 3677 3686 3690 650mb Temp (C): -15.2 -14.9 -15.6 -16.9 -13.3 -10.4 -9.1 -8.9 -9.4 -9.9 -8.2 -6.8 -7.0 -6.1 -4.5 650mb Dewpt(C): -20.0 -16.0 -21.0 -22.7 -30.7 -22.6 -35.0 -29.6 -40.2 -27.6 -12.4 -14.1 -18.6 -8.9 -9.2 650mb RH (%): 67 91 63 61 22 36 11 17 7 22 72 56 39 81 70 650mb Dir: 282 293 285 316 19 26 20 347 321 332 335 338 331 327 321 650mb Speed(kt): 30 25 23 19 25 25 14 10 12 15 15 16 18 20 21 600mb GPH (m): 4174 4189 4186 4165 4198 4243 4275 4279 4265 4270 4288 4300 4297 4309 4318 600mb Temp (C): -18.7 -18.8 -18.8 -22.0 -18.4 -14.5 -14.2 -13.9 -14.4 -14.2 -11.4 -10.5 -9.9 -9.4 -6.8 600mb Dewpt(C): -33.1 -33.4 -23.5 -24.5 -35.2 -31.1 -41.1 -38.3 -42.1 -16.0 -15.4 -19.6 -19.4 -13.7 -16.6 600mb RH (%): 28 27 67 81 22 24 9 11 8 86 72 48 46 71 46 600mb Dir: 283 293 292 335 16 32 15 339 323 332 341 331 329 329 328 600mb Speed(kt): 38 30 28 17 26 29 15 10 12 14 24 16 22 26 29 550mb GPH (m): 4818 4833 4829 4800 4840 4895 4928 4933 4919 4928 4950 4965 4964 4976 4991 550mb Temp (C): -22.5 -22.2 -21.9 -25.3 -23.6 -19.8 -19.3 -18.6 -17.9 -16.5 -15.6 -14.2 -13.6 -12.8 -11.5 550mb Dewpt(C): -41.1 -37.5 -30.6 -40.0 -41.8 -34.5 -50.9 -46.6 -40.0 -19.2 -22.0 -25.0 -16.4 -19.6 -15.0 550mb RH (%): 18 25 46 25 18 27 5 7 13 80 58 40 80 57 75 550mb Dir: 283 297 300 347 22 29 13 339 330 338 340 334 332 334 326 550mb Speed(kt): 45 43 43 18 29 31 14 14 18 25 24 25 31 32 32 500mb GPH (m): 5512 5528 5525 5485 5528 5593 5628 5640 5625 5638 5662 5681 5682 5696 5715 500mb Temp (C): -25.5 -25.5 -25.2 -28.8 -29.2 -25.7 -24.9 -20.3 -21.7 -21.0 -20.1 -18.4 -18.0 -17.6 -15.8 500mb Dewpt(C): -47.8 -31.5 -32.3 -50.7 -42.9 -44.1 -52.7 -54.3 -26.2 -25.0 -29.4 -26.8 -21.4 -24.2 -22.2 500mb RH (%): 12 58 52 11 27 17 6 4 68 70 44 48 75 57 58 500mb Dir: 289 299 302 328 29 25 0 351 327 336 337 338 330 334 333 500mb Speed(kt): 60 59 65 26 31 32 16 28 24 27 24 37 37 39 38 450mb GPH (m): 6272 6286 6284 6233 6271 6346 6387 6415 6396 6408 6435 6458 6460 6478 6502 450mb Temp (C): -27.6 -29.0 -28.8 -32.3 -34.9 -31.5 -27.2 -23.3 -25.1 -26.3 -25.4 -24.3 -23.6 -22.5 -20.9 450mb Dewpt(C): -46.0 -34.4 -34.3 -52.5 -50.0 -51.4 -55.6 -51.2 -27.4 -30.0 -38.0 -34.7 -27.4 -26.7 -26.2 450mb RH (%): 17 60 60 13 21 13 6 7 81 71 31 39 71 69 63 450mb Dir: 292 306 302 320 26 16 355 340 324 333 337 337 334 336 338 450mb Speed(kt): 81 79 77 41 36 33 40 40 33 28 32 46 45 46 46 400mb GPH (m): 7112 7119 7118 7058 7085 7172 7239 7271 7241 7248 7276 7305 7311 7333 7362 400mb Temp (C): -31.7 -33.8 -33.7 -35.1 -37.8 -33.8 -25.6 -27.4 -31.1 -32.4 -32.4 -29.8 -29.1 -27.8 -26.3 400mb Dewpt(C): -44.3 -41.1 -40.4 -59.6 -55.2 -59.6 -51.2 -37.0 -34.5 -36.9 -46.7 -39.9 -32.9 -34.1 -29.6 400mb RH (%): 29 49 52 7 16 7 8 41 73 65 24 38 70 56 75 400mb Dir: 294 306 301 320 2 353 351 337 324 329 339 339 336 340 338 400mb Speed(kt): 92 87 83 57 49 61 75 41 31 26 36 52 53 57 49 350mb GPH (m): 8040 8044 8042 7981 8004 8110 8196 8215 8173 8174 8203 8243 8249 8276 8312 350mb Temp (C): -39.3 -39.0 -39.8 -38.6 -38.1 -33.5 -32.0 -34.1 -38.2 -39.8 -38.7 -36.9 -37.0 -35.6 -33.2 350mb Dewpt(C): -49.8 -47.0 -46.8 -61.7 -63.7 -58.5 -44.6 -37.7 -41.8 -46.3 -55.7 -42.4 -42.1 -40.5 -37.2 350mb RH (%): 33 44 49 8 6 7 29 70 70 51 16 58 60 62 69 350mb Dir: 294 304 305 326 348 350 342 333 323 314 341 343 333 338 341 350mb Speed(kt): 85 92 84 72 87 107 79 42 19 16 44 55 55 57 52 300mb GPH (m): 9077 9082 9078 9030 9063 9182 9267 9281 9215 9209 9246 9288 9295 9330 9375 300mb Temp (C): -46.9 -47.0 -46.8 -42.9 -40.3 -39.7 -39.6 -40.6 -46.4 -47.6 -45.5 -46.1 -45.6 -44.3 -42.4 300mb Dewpt(C): -56.6 -53.9 -54.8 -65.6 -61.5 -53.5 -47.4 -45.6 -50.3 -54.0 -57.9 -53.8 -49.9 -47.9 -47.0 300mb RH (%): 34 47 42 8 10 23 45 60 65 49 26 44 63 68 62 300mb Dir: 294 305 309 327 345 346 340 321 303 306 344 343 338 339 347 300mb Speed(kt): 77 96 83 76 130 130 85 46 13 11 64 61 68 63 64 250mb GPH (m): 10267 10272 10271 10251 10285 10401 10490 10500 10405 10394 10437 10473 10483 10524 10578 250mb Temp (C): -51.9 -51.0 -50.1 -45.1 -46.9 -49.5 -48.5 -48.6 -51.8 -52.7 -53.6 -55.4 -55.5 -53.9 -52.9 250mb Dewpt(C): -67.1 -66.3 -66.2 -76.9 -70.0 -62.4 -57.1 -61.1 -62.5 -65.9 -63.0 -60.4 -59.1 -57.9 -57.2 250mb RH (%): 16 16 15 2 7 23 38 24 29 21 33 56 66 63 61 250mb Dir: 286 303 312 327 341 344 336 308 295 320 340 339 345 342 351 250mb Speed(kt): 67 81 79 69 112 135 98 63 27 27 67 67 82 74 73 200mb GPH (m): 11715 11727 11733 11731 11749 11831 11923 11936 11842 11829 11853 11881 11881 11922 11979 200mb Temp (C): -49.9 -49.9 -48.6 -48.1 -50.1 -57.7 -58.0 -57.3 -55.1 -54.3 -56.7 -57.7 -59.2 -62.2 -62.4 200mb Dewpt(C): -84.8 -80.0 -79.8 -83.6 -81.7 -71.0 -68.0 -70.2 -72.8 -75.5 -74.4 -72.7 -70.6 -66.8 -65.2 200mb RH (%): 1 2 2 1 2 19 29 20 11 7 11 15 24 56 71 200mb Dir: 291 301 312 322 347 346 335 306 294 314 332 339 342 349 350 200mb Speed(kt): 54 59 56 63 83 111 103 71 41 35 45 44 59 72 70 150mb GPH (m): 13588 13603 13614 13614 13625 13664 13724 13737 13685 13672 13683 13698 13692 13721 13755 150mb Temp (C): -51.6 -50.8 -50.9 -50.6 -51.0 -54.9 -56.5 -59.6 -54.3 -53.7 -55.0 -55.3 -55.8 -57.7 -60.4 150mb Dewpt(C): -86.7 -86.2 -86.2 -86.0 -86.3 -84.6 -84.8 -80.7 -84.2 -88.4 -84.5 -84.9 -85.2 -86.5 -82.4 150mb RH (%): 1 1 1 1 1 2 2 6 2 1 2 2 2 2 5 150mb Dir: 280 294 296 323 331 342 338 315 294 296 309 323 334 340 340 150mb Speed(kt): 42 38 43 45 41 53 51 47 34 29 31 29 35 37 43 100mb GPH (m): 16214 16228 16237 16242 16237 16258 16293 16285 16264 16264 16274 16284 16268 16291 16304 100mb Temp (C): -52.1 -52.2 -52.9 -52.5 -53.4 -54.3 -57.2 -56.6 -57.0 -56.4 -55.5 -55.5 -56.0 -56.2 -57.3 100mb Dewpt(C): -87.0 -87.1 -83.1 -82.8 -88.0 -88.6 -90.7 -85.9 -90.6 -90.1 -89.5 -89.5 -89.9 -90.0 -90.8 100mb RH (%): 1 1 2 2 1 1 1 2 1 1 1 1 1 1 1 100mb Dir: 278 292 298 317 327 342 332 299 315 287 304 308 310 332 329 100mb Speed(kt): 25 21 24 20 25 20 19 21 18 21 23 9 18 17 16