Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 11, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 997.4 995.3 991.4 990.4 988.0 987.7 987.5 989.2 989.6 992.5 996.6 999.4 1000.7 1002.5 1000.5 Mean SLP (mb): 1022.2 1019.4 1014.9 1014.3 1012.0 1011.3 1011.0 1013.4 1014.1 1017.1 1021.2 1024.2 1025.6 1027.4 1025.0 2m agl Tmp (F): 48.6 65.1 75.6 66.1 62.4 75.0 74.3 61.5 52.6 50.0 53.1 50.5 47.0 48.3 58.4 2m agl Dewpt(F): 45.5 51.0 50.3 44.9 41.3 52.5 57.1 52.6 49.2 48.7 48.8 47.5 45.7 45.7 45.0 2m agl RH (%): 89 59 40 45 45 44 54 72 88 95 85 89 95 90 60 10m agl Dir: 49 46 43 67 84 106 248 291 249 219 241 235 214 211 267 10m agl Spd(kt): 2 5 5 7 9 8 7 5 4 7 9 7 7 5 4 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.07 0.15 0.19 0.03 0.06 0.04 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.08 0.23 0.42 0.45 0.51 0.56 0.56 Sfc CAPE (J/kg): 0.0 0.0 0.0 0.0 0.0 7.6 118.9 0.0 3.0 32.4 55.9 34.3 10.1 29.1 23.7 Sfc CINH (J/kg): 0.0 0.0 -0.3 -0.3 -0.1 -4.0 -215.2 0.0 -0.5 0.0 0.0 -0.2 -24.9 -0.2 0.0 0-3km Hel(J/kg): 45.3 110.5 117.4 201.8 203.5 120.4 152.1 71.3 59.2 -122.6 154.1 162.9 194.9 161.2 50.9 Precip H20 (in): 0.51 0.49 0.50 0.56 0.60 0.90 1.01 1.11 0.87 0.85 0.73 0.64 0.55 0.61 0.71 Lifted Index(C): 8.1 7.4 4.7 4.4 4.9 1.5 -0.7 0.7 6.0 8.9 8.6 8.7 8.9 12.3 9.8 700mb VV(-ub/s): -0.7 -1.1 0.3 -0.4 0.5 2.6 1.5 2.0 0.2 0.7 -2.2 -1.4 -2.4 -3.6 0.4 Thk1000-500mb(m)5556.8 5587.9 5638.8 5661.0 5669.4 5663.5 5651.6 5601.2 5529.5 5459.2 5459.3 5472.0 5459.9 5468.6 5496.2 Thk1000-850mb(m)1344.1 1361.0 1386.7 1388.9 1387.0 1391.3 1390.3 1365.0 1342.5 1329.4 1331.1 1330.1 1324.5 1321.7 1336.4 Thk850-700mb(m):1580.1 1589.9 1598.8 1613.4 1622.7 1619.8 1609.2 1597.6 1572.6 1548.0 1550.8 1543.8 1542.4 1551.5 1565.2 SWEAT Index: 59.2 60.1 53.0 93.2 75.5 110.8 131.6 106.5 117.6 60.7 78.1 108.4 83.8 72.6 56.2 Total Totals Idx 35.9 33.8 37.2 43.2 42.6 47.5 48.0 44.1 44.1 38.7 34.9 38.3 39.1 33.0 33.0 Frz Hgt(ft amsl) 11226 12017 12816 13141 13159 12777 12929 11889 10155 6145 7110 5744 5282 5028 9259 0WetBlbHgt(amsl) 6169 6312 6726 7792 9757 11370 9905 11581 6058 6060 6656 5674 5210 4894 5061 Equil Prs (mb): 997 995 991 990 988 421 299 989 990 795 809 780 1001 826 1000 Equil Hgt(amsl): 26 26 26 26 26 23103 30911 26 26 6589 6265 7268 26 5827 26 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.31 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 44.5 49.2 58.5 57.7 57.3 54.8 51.9 37.2 47.3 13.5 19.2 25.0 24.5 23.2 31.4 Showalter Index: 9.4 10.2 7.7 3.8 4.2 1.4 1.0 4.1 4.9 8.9 11.4 9.5 9.5 12.8 12.5 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 6.0 2.2 -999.9 5.9 2.5 1.3 0.0 -999.9 6.6 -999.9 Storm Dir (deg): 310 233 262 237 214 210 228 217 222 321 324 313 309 310 301 Storm Spd (kts): 10 9 12 14 16 17 18 16 14 12 19 21 21 19 15 2m HeatIndex(F): 49 65 76 66 62 75 74 61 53 50 53 51 47 48 58 2m WindChill(F): 49 65 76 66 62 75 74 61 53 50 53 51 47 48 58 1000mb GPH (m): 182 164 129 121 101 97 95 112 117 141 176 199 210 224 208 950mb GPH (m): 608 598 573 562 539 540 540 547 544 565 601 624 631 645 636 950mb Temp (C): 8.9 12.8 19.6 19.7 18.2 19.2 19.8 13.0 8.4 6.4 7.2 7.2 6.2 5.6 9.1 950mb Dewpt(C): 6.6 8.2 7.2 2.6 3.8 8.7 12.1 8.8 6.9 6.1 6.7 7.1 5.8 5.3 5.3 950mb RH (%): 85 73 43 31 38 50 60 75 90 98 97 99 98 98 77 950mb Dir: 12 55 53 89 93 105 246 313 267 224 244 244 228 220 265 950mb Speed(kt): 7 8 7 23 27 12 8 8 7 13 15 18 20 15 5 900mb GPH (m): 1055 1049 1034 1025 1001 1003 1003 1000 990 1007 1044 1066 1073 1086 1081 900mb Temp (C): 8.1 10.7 15.1 17.8 18.6 17.6 15.6 12.2 8.3 4.4 4.2 4.2 3.3 2.7 4.9 900mb Dewpt(C): 6.6 2.8 5.9 3.0 1.8 6.6 10.7 10.4 -8.5 4.1 2.5 4.0 3.1 2.3 4.4 900mb RH (%): 90 58 53 36 32 47 72 89 29 98 89 99 98 97 97 900mb Dir: 14 82 57 113 121 142 242 247 296 260 263 268 268 248 260 900mb Speed(kt): 11 18 9 21 20 17 7 5 11 12 17 22 16 11 5 850mb GPH (m): 1526 1525 1515 1510 1488 1488 1486 1477 1459 1470 1507 1529 1534 1546 1544 850mb Temp (C): 7.2 9.8 12.1 14.4 15.8 15.3 13.7 9.8 5.6 2.0 1.9 1.4 0.5 -0.1 1.4 850mb Dewpt(C): -0.8 -3.8 -0.4 3.8 1.9 4.4 5.9 3.7 3.8 1.8 -1.2 1.2 0.2 -0.6 -1.5 850mb RH (%): 57 38 42 48 38 47 59 65 88 98 80 98 98 96 81 850mb Dir: 2 106 90 145 151 175 195 222 284 280 286 271 270 249 270 850mb Speed(kt): 15 15 8 8 11 12 9 9 11 13 23 28 20 15 7 800mb GPH (m): 2023 2026 2020 2018 2000 2000 1994 1980 1954 1958 1995 2015 2018 2028 2034 800mb Temp (C): 6.1 8.4 9.6 11.6 14.4 13.5 10.8 8.4 4.2 -0.4 0.7 -1.7 -2.4 -1.6 4.7 800mb Dewpt(C): -14.7 -20.7 -17.2 -15.0 -18.5 -1.5 5.6 -0.1 -9.3 -0.7 -0.3 -2.0 -2.9 -6.4 -21.3 800mb RH (%): 21 11 13 14 9 35 70 55 36 98 93 98 96 70 13 800mb Dir: 2 90 150 196 183 187 197 208 273 314 294 275 267 274 284 800mb Speed(kt): 11 7 7 10 15 17 16 13 10 19 27 28 20 18 17 750mb GPH (m): 2549 2555 2551 2555 2541 2539 2530 2511 2476 2472 2511 2527 2530 2546 2557 750mb Temp (C): 4.1 5.5 7.0 9.8 11.2 9.7 7.5 6.0 1.9 -2.5 -1.3 -2.7 -1.4 1.2 1.8 750mb Dewpt(C): -22.3 -29.2 -30.8 -25.5 -10.6 -0.4 5.2 4.0 1.5 -2.9 -4.2 -6.5 -26.5 -26.0 -4.4 750mb RH (%): 13 6 5 6 20 49 85 87 98 97 80 75 13 11 63 750mb Dir: 349 121 190 213 199 186 193 197 212 317 302 281 282 296 280 750mb Speed(kt): 5 4 10 15 19 21 24 18 8 26 30 26 29 31 20 700mb GPH (m): 3106 3115 3114 3124 3111 3108 3095 3075 3032 3018 3058 3073 3076 3097 3109 700mb Temp (C): 1.4 2.9 4.2 7.1 6.3 5.2 4.5 3.2 0.4 -4.2 -5.1 -3.6 -3.1 -1.1 -2.0 700mb Dewpt(C): -33.1 -36.0 -32.3 -15.7 -9.3 3.1 -7.6 2.6 0.2 -5.4 -7.3 -16.7 -24.3 -25.3 -5.4 700mb RH (%): 6 4 5 18 31 86 41 96 99 91 85 36 18 14 77 700mb Dir: 247 237 208 228 201 178 191 177 159 307 307 291 288 300 272 700mb Speed(kt): 6 4 13 19 21 25 33 22 14 29 29 32 37 38 23 650mb GPH (m): 3699 3710 3713 3727 3713 3709 3694 3672 3623 3598 3637 3657 3661 3683 3694 650mb Temp (C): -1.2 -0.2 1.2 2.3 1.9 1.1 1.6 -0.3 -3.0 -7.9 -8.0 -4.8 -4.6 -5.1 -6.4 650mb Dewpt(C): -31.2 -26.5 -25.7 -12.1 -16.9 -7.3 -20.7 -1.5 -3.1 -9.4 -12.8 -38.1 -40.1 -15.2 -9.3 650mb RH (%): 8 12 12 34 23 53 17 91 99 89 68 6 5 45 80 650mb Dir: 239 243 231 234 206 182 194 169 163 293 305 296 291 291 269 650mb Speed(kt): 15 12 19 21 21 29 38 32 21 27 32 37 42 37 25 600mb GPH (m): 4332 4344 4351 4366 4352 4348 4333 4308 4253 4218 4254 4282 4286 4307 4315 600mb Temp (C): -4.3 -4.5 -2.8 -2.9 -2.2 -2.7 -2.5 -4.8 -7.0 -10.0 -11.5 -7.8 -8.3 -9.3 -9.7 600mb Dewpt(C): -32.8 -33.3 -22.0 -15.0 -27.0 -18.1 -24.0 -5.5 -7.3 -11.3 -16.7 -37.7 -39.9 -14.1 -14.8 600mb RH (%): 9 9 21 39 13 30 18 94 98 91 65 7 6 69 67 600mb Dir: 254 232 242 234 216 192 195 174 174 286 314 299 291 282 268 600mb Speed(kt): 23 14 30 25 23 32 41 36 29 14 32 41 41 36 31 550mb GPH (m): 5011 5023 5034 5048 5037 5030 5016 4986 4925 4883 4917 4952 4954 4972 4983 550mb Temp (C): -9.2 -9.2 -7.4 -7.5 -7.2 -8.3 -7.9 -9.8 -12.0 -14.6 -14.5 -12.4 -13.6 -13.5 -12.5 550mb Dewpt(C): -40.6 -29.4 -19.8 -29.5 -19.3 -23.8 -22.9 -13.3 -12.2 -15.6 -28.6 -34.1 -30.0 -23.4 -22.7 550mb RH (%): 6 18 37 16 38 28 29 76 98 93 30 15 24 44 43 550mb Dir: 253 237 246 236 217 199 196 181 180 268 305 295 287 282 264 550mb Speed(kt): 27 21 37 28 27 36 44 39 39 7 35 40 40 37 37 500mb GPH (m): 5739 5752 5767 5782 5771 5761 5747 5714 5646 5600 5635 5671 5669 5692 5704 500mb Temp (C): -14.8 -13.9 -12.8 -12.5 -12.5 -13.9 -14.2 -15.3 -17.4 -17.5 -17.1 -17.8 -19.2 -16.8 -16.5 500mb Dewpt(C): -41.6 -26.8 -31.2 -34.5 -22.0 -28.7 -23.1 -25.3 -20.8 -19.7 -35.8 -32.4 -26.3 -34.5 -28.7 500mb RH (%): 9 33 20 15 46 28 47 43 75 83 19 28 54 21 35 500mb Dir: 250 243 248 237 216 190 195 183 183 84 292 288 286 284 271 500mb Speed(kt): 30 30 37 31 32 35 42 44 49 13 32 39 42 43 43 450mb GPH (m): 6528 6544 6562 6577 6565 6551 6535 6499 6427 6378 6416 6450 6447 6474 6489 450mb Temp (C): -19.8 -18.7 -18.3 -18.5 -18.7 -20.1 -20.7 -21.2 -22.8 -25.0 -22.7 -23.4 -23.2 -21.8 -21.2 450mb Dewpt(C): -37.0 -32.2 -43.6 -35.9 -26.3 -36.8 -34.3 -34.6 -32.9 -27.2 -37.0 -27.8 -39.3 -25.6 -29.3 450mb RH (%): 21 30 10 21 52 22 29 30 40 82 27 68 22 72 49 450mb Dir: 246 245 251 240 212 183 196 181 181 118 293 288 291 284 280 450mb Speed(kt): 34 37 38 35 36 37 45 51 62 18 27 42 55 51 62 400mb GPH (m): 7391 7410 7429 7443 7431 7411 7395 7358 7280 7221 7267 7301 7303 7334 7350 400mb Temp (C): -25.9 -24.9 -24.9 -25.3 -25.7 -26.1 -26.5 -27.2 -28.4 -31.5 -29.7 -29.4 -26.3 -25.6 -26.1 400mb Dewpt(C): -34.8 -36.6 -48.5 -40.4 -29.3 -45.9 -46.8 -49.2 -47.2 -38.1 -37.5 -35.3 -38.7 -33.7 -33.7 400mb RH (%): 44 34 10 24 72 15 14 11 16 53 48 57 31 48 50 400mb Dir: 256 249 251 239 207 194 200 185 178 155 303 294 290 282 280 400mb Speed(kt): 40 37 40 39 37 41 52 61 72 31 25 51 69 61 67 350mb GPH (m): 8342 8364 8384 8397 8381 8363 8345 8305 8222 8154 8206 8241 8255 8289 8301 350mb Temp (C): -33.0 -32.7 -32.7 -32.7 -33.8 -33.1 -33.0 -34.4 -35.7 -36.0 -35.7 -34.7 -32.7 -32.7 -33.1 350mb Dewpt(C): -41.1 -40.9 -49.8 -45.2 -38.0 -51.4 -57.2 -55.1 -47.0 -55.5 -53.5 -51.5 -45.0 -39.9 -38.4 350mb RH (%): 46 45 18 29 66 16 8 12 32 13 16 18 30 50 60 350mb Dir: 256 252 248 240 208 204 202 187 175 167 313 291 288 281 272 350mb Speed(kt): 45 40 41 41 35 51 59 68 80 39 48 65 78 69 77 300mb GPH (m): 9405 9429 9450 9462 9442 9429 9410 9365 9278 9214 9262 9304 9322 9357 9368 300mb Temp (C): -42.2 -41.6 -41.4 -42.1 -42.5 -41.6 -41.5 -42.0 -43.1 -40.6 -42.4 -40.7 -41.0 -40.5 -40.8 300mb Dewpt(C): -49.6 -52.5 -50.6 -48.4 -47.2 -52.8 -49.5 -48.4 -49.2 -69.9 -57.8 -56.3 -51.3 -49.8 -48.7 300mb RH (%): 46 31 38 52 61 31 43 51 53 3 19 19 34 38 44 300mb Dir: 262 252 246 243 203 207 201 190 176 174 312 301 289 281 270 300mb Speed(kt): 49 40 41 50 40 58 68 76 90 30 59 85 84 78 83 250mb GPH (m): 10609 10639 10658 10666 10651 10641 10625 10574 10483 10442 10481 10524 10536 10574 10582 250mb Temp (C): -52.6 -51.5 -51.4 -51.9 -50.8 -49.9 -49.9 -51.2 -50.2 -44.4 -45.6 -47.0 -49.5 -49.9 -50.2 250mb Dewpt(C): -60.6 -61.9 -57.5 -58.1 -55.7 -53.7 -53.4 -54.8 -59.7 -72.8 -71.3 -67.2 -62.0 -61.1 -59.6 250mb RH (%): 40 30 50 49 58 65 68 67 34 3 5 10 24 28 34 250mb Dir: 260 250 244 241 218 208 203 191 182 197 305 296 291 281 270 250mb Speed(kt): 53 41 43 53 56 62 71 85 83 16 53 76 94 83 85 200mb GPH (m): 12012 12048 12072 12082 12066 12061 12046 11995 11935 11930 11970 11992 11980 12003 12009 200mb Temp (C): -63.2 -62.3 -62.0 -60.6 -60.9 -60.9 -59.8 -58.0 -50.6 -46.3 -44.5 -48.3 -51.9 -55.9 -57.6 200mb Dewpt(C): -68.4 -68.6 -67.0 -67.7 -66.7 -65.2 -66.0 -70.3 -82.2 -78.5 -82.1 -74.3 -72.6 -71.4 -68.3 200mb RH (%): 52 45 54 42 49 59 47 22 2 2 1 4 8 15 27 200mb Dir: 260 248 244 235 225 211 202 199 198 273 294 274 281 275 262 200mb Speed(kt): 59 49 52 54 57 68 75 76 40 18 38 39 70 75 77 150mb GPH (m): 13790 13820 13841 13853 13834 13838 13836 13822 13801 13822 13870 13880 13854 13849 13834 150mb Temp (C): -59.6 -62.1 -62.0 -62.9 -63.0 -61.0 -59.3 -54.5 -52.9 -51.2 -51.8 -50.5 -51.6 -53.6 -55.2 150mb Dewpt(C): -82.0 -78.8 -78.1 -76.1 -77.1 -80.2 -79.0 -84.2 -88.0 -86.4 -86.8 -86.1 -86.5 -83.6 -84.5 150mb RH (%): 5 11 12 18 16 8 8 2 1 1 1 1 1 2 2 150mb Dir: 258 249 248 234 222 217 214 218 230 298 291 283 261 265 262 150mb Speed(kt): 52 45 45 43 44 43 43 35 25 31 39 39 47 47 52 100mb GPH (m): 16328 16345 16363 16377 16360 16375 16390 16400 16383 16412 16439 16444 16418 16409 16390 100mb Temp (C): -59.0 -59.3 -59.1 -59.1 -58.9 -58.2 -57.5 -57.3 -57.4 -57.8 -60.7 -61.0 -60.5 -60.7 -59.5 100mb Dewpt(C): -92.0 -92.2 -87.7 -92.0 -91.9 -91.4 -90.9 -86.4 -90.8 -86.8 -89.0 -89.2 -92.4 -93.1 -88.1 100mb RH (%): 1 1 2 1 1 1 1 2 1 2 2 2 1 1 2 100mb Dir: 252 246 242 240 234 235 235 237 272 299 293 263 263 238 242 100mb Speed(kt): 29 25 28 26 23 23 21 22 22 21 21 25 29 34 46