Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z MAY 30, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 995.1 997.7 998.7 1000.9 1000.4 1002.8 1003.1 1003.2 1000.1 999.7 997.8 996.4 993.8 994.2 993.3 Mean SLP (mb): 1019.4 1022.4 1023.7 1025.7 1024.9 1027.7 1028.4 1028.1 1024.4 1024.3 1022.6 1020.2 1017.2 1017.9 1017.2 2m agl Tmp (F): 61.6 48.2 43.4 54.6 59.5 47.9 40.8 50.5 62.9 53.6 47.2 71.8 78.4 69.2 64.5 2m agl Dewpt(F): 44.2 40.4 41.5 41.8 42.6 40.3 38.6 41.9 44.7 40.8 39.3 43.7 39.9 34.5 33.7 2m agl RH (%): 52 74 93 61 53 74 92 72 50 61 74 35 24 27 31 10m agl Dir: 288 307 242 290 304 307 298 293 321 328 40 79 66 71 75 10m agl Spd(kt): 8 5 2 5 9 6 1 3 8 3 4 9 8 8 8 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): 44.2 1.0 5.2 25.3 19.8 0.1 0.0 5.9 1.2 0.0 0.0 0.0 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 -1.6 0.0 0.0 0.0 -0.1 0.0 0.0 0.0 -0.2 0.0 -0.2 0.0 0.0 0-3km Hel(J/kg): 3.5 6.8 -17.1 0.0 21.9 51.8 19.4 27.6 37.1 61.4 59.3 80.4 57.3 106.5 142.2 Precip H20 (in): 0.50 0.35 0.37 0.46 0.43 0.41 0.36 0.39 0.40 0.35 0.33 0.30 0.27 0.29 0.26 Lifted Index(C): 9.2 13.4 12.9 9.6 7.4 9.4 10.5 10.1 5.7 8.4 9.6 7.7 7.6 9.8 11.3 700mb VV(-ub/s): -0.4 -2.2 -0.9 -0.8 -1.5 -1.8 -1.3 -1.0 -1.9 -0.8 0.0 -2.0 -0.8 -1.7 -1.4 Thk1000-500mb(m)5500.5 5475.6 5446.3 5439.1 5458.6 5451.0 5448.4 5460.8 5508.8 5533.3 5554.4 5584.8 5625.6 5638.4 5641.8 Thk1000-850mb(m)1342.2 1324.7 1316.9 1322.4 1336.7 1324.6 1318.3 1323.1 1347.8 1350.0 1357.4 1373.1 1391.9 1389.1 1385.7 Thk850-700mb(m):1549.3 1546.0 1541.7 1538.5 1544.1 1549.9 1551.7 1555.5 1565.5 1575.4 1582.0 1589.5 1599.1 1605.0 1605.3 SWEAT Index: 45.6 42.3 49.4 52.8 39.0 35.4 45.7 39.8 35.0 33.0 58.9 57.0 43.9 70.0 44.3 Total Totals Idx 34.7 25.2 24.8 33.2 37.6 38.8 32.9 31.9 33.4 32.7 33.3 24.4 21.9 28.9 18.8 Frz Hgt(ft amsl) 6174 6977 6454 5041 6174 7504 7695 7993 10106 10973 11144 11334 11612 11998 12435 0WetBlbHgt(amsl) 5456 3904 3393 4117 4776 4593 4002 4194 4965 5301 6011 5990 6512 6874 7204 Equil Prs (mb): 769 998 999 799 780 1003 1003 1003 1000 1000 998 996 994 994 993 Equil Hgt(amsl): 7558 26 26 6656 7332 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 0.00 0.00 0.00 Conv Wind Gust: 29.6 38.1 21.4 23.2 33.5 25.9 42.3 39.9 44.4 48.1 48.2 57.4 62.6 59.9 59.7 Showalter Index: 11.2 16.3 16.0 13.2 10.6 10.0 12.2 11.6 11.1 10.7 10.4 13.0 12.8 11.1 13.2 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 Storm Dir (deg): 309 310 304 300 313 327 330 336 4 32 60 89 40 93 130 Storm Spd (kts): 11 11 9 9 10 9 9 7 8 7 8 9 8 11 9 2m HeatIndex(F): 62 48 43 55 60 48 41 51 63 54 47 72 78 69 65 2m WindChill(F): 62 48 43 55 60 48 41 51 63 54 47 72 78 69 65 1000mb GPH (m): 163 184 193 212 208 227 229 230 205 202 185 173 150 153 146 950mb GPH (m): 593 607 613 635 637 649 647 650 637 631 614 612 595 596 586 950mb Temp (C): 10.5 6.1 4.0 6.2 9.6 6.0 4.0 4.4 11.5 10.8 12.3 16.6 21.0 20.2 19.3 950mb Dewpt(C): 5.2 3.7 3.6 3.3 4.0 3.8 2.3 3.6 4.9 3.9 2.4 2.2 -0.4 -2.8 -1.2 950mb RH (%): 69 85 97 81 68 86 89 95 63 62 50 37 23 20 24 950mb Dir: 293 321 310 295 308 328 347 303 328 5 76 83 71 93 97 950mb Speed(kt): 11 16 7 6 12 18 9 3 11 14 10 16 13 27 29 900mb GPH (m): 1040 1047 1050 1075 1082 1090 1086 1089 1085 1080 1067 1069 1058 1058 1047 900mb Temp (C): 6.0 3.2 0.9 2.1 5.1 3.1 2.9 3.7 7.0 9.3 12.2 13.3 17.1 17.5 17.5 900mb Dewpt(C): 4.1 -1.3 -1.5 1.4 2.9 1.1 -1.2 -1.3 3.8 0.0 -2.3 -8.1 -9.1 -4.9 -13.2 900mb RH (%): 88 72 83 95 85 87 74 70 80 52 36 21 15 21 11 900mb Dir: 294 329 329 307 310 352 339 3 335 40 90 89 73 98 109 900mb Speed(kt): 12 15 12 8 12 12 10 11 12 9 15 25 15 30 28 850mb GPH (m): 1505 1509 1509 1534 1545 1552 1547 1553 1553 1552 1543 1546 1541 1543 1532 850mb Temp (C): 1.9 1.7 1.3 0.0 1.0 1.2 1.9 3.9 5.7 7.7 9.4 10.8 13.6 14.5 15.0 850mb Dewpt(C): 0.6 -10.5 -14.0 -7.1 -3.4 -3.9 -11.7 -14.4 -10.5 -11.6 -7.7 -16.0 -18.8 -10.9 -20.8 850mb RH (%): 91 40 31 58 72 69 36 25 30 24 29 13 9 16 7 850mb Dir: 297 312 320 326 328 306 338 355 13 73 93 95 83 97 115 850mb Speed(kt): 12 12 13 16 10 8 14 13 7 6 17 20 12 23 15 800mb GPH (m): 1991 1996 1995 2018 2030 2038 2035 2043 2046 2048 2042 2048 2047 2050 2040 800mb Temp (C): -0.5 0.8 -0.1 -1.6 -0.4 1.0 1.2 2.2 3.5 5.2 6.1 7.9 10.0 11.5 11.7 800mb Dewpt(C): -5.3 -23.6 -26.8 -17.8 -17.8 -26.8 -32.4 -25.3 -22.7 -18.0 -17.3 -20.3 -25.4 -32.2 -22.3 800mb RH (%): 70 14 12 28 26 11 6 11 13 17 17 11 6 3 7 800mb Dir: 321 308 307 316 326 303 325 352 58 88 105 100 98 113 132 800mb Speed(kt): 13 15 14 13 8 10 14 9 3 10 10 8 6 7 4 750mb GPH (m): 2507 2510 2508 2530 2544 2554 2552 2560 2566 2572 2567 2576 2579 2584 2574 750mb Temp (C): -0.5 -2.3 -3.0 -2.8 -2.3 -1.1 -0.8 -0.7 1.0 2.9 4.1 5.3 6.8 7.9 7.7 750mb Dewpt(C): -29.1 -22.6 -24.8 -32.1 -33.5 -31.3 -26.7 -18.6 -25.2 -31.0 -49.4 -38.8 -34.9 -34.0 -27.7 750mb RH (%): 10 20 17 9 7 8 12 25 12 6 1 3 3 3 6 750mb Dir: 313 301 295 302 316 310 306 313 25 99 108 90 162 35 151 750mb Speed(kt): 18 13 13 13 10 8 10 6 2 6 4 5 2 1 2 700mb GPH (m): 3054 3055 3051 3073 3089 3101 3099 3108 3119 3127 3125 3136 3141 3148 3137 700mb Temp (C): -2.8 -4.7 -5.5 -5.2 -4.1 -3.3 -3.3 -2.3 -0.1 1.4 2.1 2.8 3.2 3.7 3.7 700mb Dewpt(C): -31.3 -30.5 -28.9 -33.1 -33.8 -28.1 -19.3 -27.9 -44.5 -39.6 -41.7 -32.0 -27.9 -25.9 -26.2 700mb RH (%): 9 12 14 9 8 13 28 12 2 3 2 6 8 9 9 700mb Dir: 280 287 280 279 293 299 281 283 311 3 321 19 273 295 242 700mb Speed(kt): 15 11 10 11 11 9 9 9 8 2 4 4 3 3 2 650mb GPH (m): 3639 3637 3631 3653 3670 3683 3681 3694 3707 3719 3718 3729 3735 3743 3734 650mb Temp (C): -4.4 -4.5 -6.3 -6.4 -6.7 -6.4 -6.6 -5.0 -3.8 -2.4 -2.5 -2.4 -1.6 -0.6 0.3 650mb Dewpt(C): -36.1 -45.1 -42.8 -29.2 -25.3 -20.2 -27.4 -21.8 -26.1 -30.3 -30.2 -26.1 -27.6 -28.7 -27.8 650mb RH (%): 7 3 4 15 22 33 18 26 16 10 10 15 12 10 10 650mb Dir: 257 265 264 255 268 283 275 285 310 339 337 353 284 301 269 650mb Speed(kt): 17 15 11 13 15 11 13 12 11 7 6 4 6 6 5 600mb GPH (m): 4266 4265 4254 4273 4290 4303 4302 4316 4332 4346 4345 4358 4367 4377 4370 600mb Temp (C): -6.3 -6.7 -8.5 -10.1 -10.5 -10.6 -9.6 -10.1 -8.9 -8.0 -7.3 -6.4 -5.0 -4.0 -3.3 600mb Dewpt(C): -39.8 -32.7 -32.0 -14.0 -27.1 -27.8 -40.2 -23.6 -22.6 -29.1 -33.3 -36.0 -33.3 -27.2 -22.8 600mb RH (%): 5 11 13 73 25 24 7 33 33 17 11 8 9 15 21 600mb Dir: 254 241 254 239 255 269 287 276 330 346 333 327 295 303 282 600mb Speed(kt): 18 18 15 16 17 14 17 13 11 7 11 8 10 11 8 550mb GPH (m): 4940 4938 4922 4938 4954 4966 4967 4979 4999 5016 5017 5032 5045 5058 5053 550mb Temp (C): -11.0 -11.6 -13.3 -14.8 -14.8 -15.1 -15.0 -15.1 -13.9 -12.4 -11.7 -10.4 -9.0 -7.8 -7.3 550mb Dewpt(C): -31.7 -31.6 -24.7 -20.1 -44.2 -28.4 -27.3 -30.1 -31.7 -43.6 -35.1 -32.0 -28.3 -25.2 -24.7 550mb RH (%): 17 18 38 65 7 32 35 27 21 6 13 16 20 24 24 550mb Dir: 246 232 239 228 250 268 276 271 340 328 331 316 301 308 301 550mb Speed(kt): 16 18 18 18 18 16 16 14 15 12 16 13 16 17 11 500mb GPH (m): 5663 5660 5639 5651 5667 5678 5678 5691 5714 5735 5740 5758 5775 5792 5788 500mb Temp (C): -16.1 -17.0 -18.8 -20.2 -20.0 -20.7 -21.3 -21.2 -19.1 -18.3 -15.8 -14.8 -13.6 -12.6 -12.3 500mb Dewpt(C): -36.5 -35.4 -26.6 -26.6 -37.9 -43.2 -42.1 -33.5 -57.3 -35.3 -33.9 -34.9 -28.2 -33.5 -33.4 500mb RH (%): 16 19 51 57 20 12 14 33 2 22 20 17 29 16 16 500mb Dir: 253 221 230 221 244 270 267 288 334 319 339 310 313 303 302 500mb Speed(kt): 15 18 23 20 20 19 18 14 21 21 24 17 20 23 14 450mb GPH (m): 6447 6441 6414 6421 6438 6447 6445 6458 6486 6512 6525 6546 6566 6585 6582 450mb Temp (C): -22.1 -22.7 -25.0 -26.3 -26.2 -26.8 -27.5 -27.3 -26.2 -23.6 -21.4 -20.6 -19.7 -19.1 -18.8 450mb Dewpt(C): -44.4 -41.1 -28.5 -32.5 -35.7 -57.0 -36.8 -40.8 -44.1 -40.3 -42.7 -35.0 -39.0 -33.0 -43.1 450mb RH (%): 12 18 73 57 42 5 42 28 18 21 14 27 17 29 11 450mb Dir: 269 212 215 217 234 269 262 306 335 325 326 313 317 309 294 450mb Speed(kt): 18 18 26 22 21 22 20 20 27 29 28 24 24 26 17 400mb GPH (m): 7300 7292 7259 7261 7278 7284 7279 7294 7325 7363 7380 7403 7427 7448 7448 400mb Temp (C): -29.1 -29.6 -31.1 -32.6 -32.7 -33.2 -34.8 -34.4 -33.1 -29.0 -28.7 -27.9 -26.7 -26.5 -25.0 400mb Dewpt(C): -47.0 -42.7 -34.2 -40.0 -35.9 -49.1 -41.7 -48.9 -52.0 -46.7 -43.9 -41.3 -47.2 -39.1 -53.3 400mb RH (%): 17 28 75 49 74 20 51 23 15 18 23 28 14 31 6 400mb Dir: 264 209 207 211 230 270 253 313 333 334 321 318 317 313 299 400mb Speed(kt): 16 18 29 25 22 24 21 25 35 42 31 30 28 29 22 350mb GPH (m): 8238 8227 8189 8185 8200 8206 8195 8212 8251 8302 8318 8345 8374 8396 8401 350mb Temp (C): -36.8 -37.6 -39.3 -40.1 -40.8 -41.2 -42.2 -41.6 -38.6 -36.6 -37.0 -36.1 -34.5 -33.9 -32.4 350mb Dewpt(C): -49.0 -44.6 -43.1 -49.9 -47.0 -51.2 -49.7 -54.9 -52.0 -53.7 -49.4 -49.4 -49.4 -45.0 -62.6 350mb RH (%): 29 50 68 36 53 35 45 24 25 17 28 26 22 33 4 350mb Dir: 251 210 201 200 218 258 245 316 337 331 326 316 317 315 295 350mb Speed(kt): 16 20 29 29 25 25 23 29 57 51 38 38 35 33 25 300mb GPH (m): 9285 9270 9227 9221 9233 9236 9220 9240 9295 9350 9364 9398 9432 9460 9470 300mb Temp (C): -46.0 -46.4 -46.9 -47.4 -47.2 -48.3 -49.2 -48.4 -45.8 -45.2 -45.8 -44.2 -42.9 -41.6 -40.6 300mb Dewpt(C): -53.8 -52.2 -50.9 -60.9 -60.1 -61.0 -58.7 -61.1 -57.4 -54.8 -57.5 -59.4 -52.6 -49.8 -61.7 300mb RH (%): 43 53 65 22 23 24 34 24 28 35 28 19 36 42 10 300mb Dir: 240 210 196 199 219 254 240 314 336 327 323 324 319 318 293 300mb Speed(kt): 20 20 32 29 26 26 22 29 68 54 41 48 43 38 29 250mb GPH (m): 10470 10458 10412 10407 10425 10423 10406 10427 10483 10541 10551 10592 10634 10668 10684 250mb Temp (C): -54.9 -54.3 -54.0 -52.9 -51.6 -50.9 -50.8 -51.2 -53.7 -54.5 -55.1 -54.2 -52.7 -52.0 -50.9 250mb Dewpt(C): -61.6 -61.3 -60.4 -65.9 -66.4 -65.6 -69.3 -68.6 -65.0 -64.5 -64.7 -62.1 -59.0 -59.3 -63.4 250mb RH (%): 46 44 48 21 17 18 11 12 26 30 32 40 49 43 23 250mb Dir: 235 216 190 204 230 224 244 308 330 326 325 326 329 330 308 250mb Speed(kt): 22 22 35 27 27 28 24 23 57 57 48 54 49 46 31 200mb GPH (m): 11891 11878 11841 11847 11870 11873 11861 11879 11914 11950 11959 11993 12039 12077 12097 200mb Temp (C): -53.7 -55.6 -53.3 -51.6 -52.0 -51.5 -50.0 -50.6 -52.8 -55.1 -57.9 -59.2 -60.8 -61.9 -61.4 200mb Dewpt(C): -71.8 -70.2 -74.7 -77.4 -78.6 -76.7 -78.3 -78.0 -77.9 -75.4 -70.3 -71.1 -68.6 -70.4 -67.4 200mb RH (%): 11 17 7 4 4 4 3 3 4 8 21 22 38 34 47 200mb Dir: 195 191 203 208 230 215 229 257 308 315 310 323 327 325 314 200mb Speed(kt): 16 28 29 28 28 28 21 17 24 32 35 42 44 46 35 150mb GPH (m): 13751 13742 13711 13717 13736 13744 13738 13755 13781 13803 13799 13826 13856 13882 13888 150mb Temp (C): -49.5 -48.5 -49.4 -49.9 -51.2 -50.5 -50.5 -50.2 -50.8 -51.5 -52.9 -53.7 -53.8 -54.9 -56.8 150mb Dewpt(C): -80.8 -84.5 -85.2 -85.5 -86.4 -85.9 -85.9 -85.7 -86.1 -86.7 -86.9 -88.3 -87.6 -84.3 -85.7 150mb RH (%): 2 1 1 1 1 1 1 1 1 1 1 1 1 2 2 150mb Dir: 195 191 196 202 211 210 216 227 246 261 278 291 297 300 304 150mb Speed(kt): 29 27 28 29 32 27 22 16 16 13 15 15 16 17 20 100mb GPH (m): 16378 16373 16347 16356 16368 16377 16370 16386 16409 16427 16415 16439 16461 16478 16474 100mb Temp (C): -53.6 -52.7 -51.7 -51.9 -52.0 -51.7 -52.0 -51.8 -51.7 -52.1 -53.2 -52.1 -53.3 -53.4 -54.4 100mb Dewpt(C): -88.1 -82.6 -82.2 -86.9 -86.9 -87.4 -82.3 -86.8 -86.8 -99.7 -87.8 -119.0 -83.4 -88.0 -88.7 100mb RH (%): 1 2 2 1 1 1 2 1 1 0 1 0 2 1 1 100mb Dir: 184 186 198 193 198 201 202 193 205 192 221 226 215 245 274 100mb Speed(kt): 22 27 22 22 26 23 19 19 15 11 14 8 7 11 8