Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z MAY 12, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 990.7 990.2 987.6 987.8 987.5 989.4 990.0 993.6 998.8 1001.3 1001.8 1001.1 997.6 996.5 994.7 Mean SLP (mb): 1014.1 1014.0 1011.5 1011.4 1011.0 1013.6 1014.5 1018.1 1023.5 1026.2 1026.8 1025.8 1021.9 1021.0 1019.4 2m agl Tmp (F): 79.5 67.5 63.1 75.1 74.4 60.2 52.6 52.7 50.4 48.6 46.4 54.5 60.3 53.0 49.6 2m agl Dewpt(F): 51.7 42.6 39.9 50.8 57.1 51.4 47.3 46.9 48.7 44.7 43.8 44.9 45.5 45.1 44.3 2m agl RH (%): 36 39 42 41 54 72 82 80 94 86 90 70 57 74 82 10m agl Dir: 39 70 85 112 251 269 231 259 231 230 197 239 302 284 206 10m agl Spd(kt): 3 8 9 7 7 4 4 7 9 7 5 2 7 3 6 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.01 0.06 0.01 0.14 0.04 0.02 0.01 0.00 0.00 0.02 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.01 0.07 0.08 0.22 0.26 0.27 0.28 0.28 0.28 0.30 Sfc CAPE (J/kg): 0.0 0.0 0.0 5.3 160.3 0.0 0.0 94.8 44.3 36.1 7.5 26.7 2.4 0.0 8.1 Sfc CINH (J/kg): 0.0 0.0 0.0 -7.8 -167.3 0.0 0.0 -0.1 0.0 0.0 -3.4 0.0 0.0 0.0 -1.5 0-3km Hel(J/kg): 119.5 207.5 196.4 114.8 143.3 52.6 17.4 -72.2 121.1 147.3 77.7 36.2 85.7 112.1 162.0 Precip H20 (in): 0.57 0.60 0.59 0.91 1.00 1.06 0.76 0.67 0.71 0.56 0.60 0.62 0.65 0.74 0.63 Lifted Index(C): 2.5 4.1 5.3 1.8 -0.6 3.0 7.5 4.3 9.1 11.5 12.9 11.3 6.3 5.0 6.0 700mb VV(-ub/s): -0.2 0.0 0.8 2.8 2.8 1.5 1.6 4.8 0.4 -4.1 -2.7 0.1 2.3 -1.2 2.0 Thk1000-500mb(m)5650.0 5663.8 5670.4 5663.1 5648.2 5596.2 5509.9 5430.5 5457.1 5472.5 5468.6 5478.3 5490.8 5473.3 5427.9 Thk1000-850mb(m)1396.3 1392.4 1389.0 1389.6 1389.1 1360.7 1340.3 1328.9 1329.8 1321.1 1318.8 1325.8 1342.3 1336.6 1326.5 Thk850-700mb(m):1603.0 1615.1 1622.6 1619.6 1609.0 1596.2 1563.8 1540.1 1543.9 1550.1 1554.5 1562.9 1561.7 1557.0 1541.2 SWEAT Index: 64.6 86.0 55.2 94.6 117.3 66.5 79.7 43.1 116.9 82.0 63.1 56.8 66.5 75.3 173.7 Total Totals Idx 41.6 43.4 41.2 44.5 46.4 39.1 41.3 39.4 37.8 33.6 32.8 31.4 34.8 39.6 44.7 Frz Hgt(ft amsl) 12785 13045 13035 12709 12818 11943 7576 5291 6102 4776 4730 8712 8472 7776 5933 0WetBlbHgt(amsl) 7689 8113 9909 11661 10402 11588 5674 4317 5912 4661 4657 4529 4869 7694 5887 Equil Prs (mb): 462 990 988 428 315 989 990 752 787 833 856 1001 998 996 891 Equil Hgt(amsl): 20888 26 26 22722 29745 26 26 8058 7008 5579 4845 26 26 26 3630 Hail Size(in): 0.00 0.00 0.00 0.00 0.34 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 59.9 58.0 55.0 55.1 51.8 40.5 39.0 25.8 22.5 23.8 20.4 23.7 44.9 24.8 20.1 Showalter Index: 5.1 3.8 5.1 3.2 2.1 7.4 7.1 9.9 9.7 12.7 13.1 13.4 10.8 8.7 6.0 Cap Strength(C): 2.2 -999.9 -999.9 6.3 1.9 -999.9 -999.9 -999.9 0.0 5.5 7.7 -999.9 -999.9 -999.9 1.1 Storm Dir (deg): 261 240 215 210 227 220 222 309 317 315 314 303 286 285 279 Storm Spd (kts): 13 14 16 16 18 18 18 12 22 20 18 12 16 17 23 2m HeatIndex(F): 80 68 63 75 74 60 53 53 50 49 46 54 60 53 50 2m WindChill(F): 80 68 63 75 74 60 53 53 50 49 46 54 60 53 50 1000mb GPH (m): 122 119 97 98 95 114 120 150 193 214 218 213 184 174 160 950mb GPH (m): 569 560 535 541 540 547 547 576 618 636 639 637 614 600 583 950mb Temp (C): 21.7 20.3 18.9 19.3 19.6 12.2 8.2 7.3 7.0 5.4 4.6 6.5 10.3 7.9 6.1 950mb Dewpt(C): 7.2 3.8 4.3 7.3 12.2 8.8 6.8 6.9 6.9 5.1 4.4 4.9 5.5 5.7 5.9 950mb RH (%): 38 33 37 45 61 79 91 97 99 98 98 89 72 86 99 950mb Dir: 61 89 95 109 250 287 241 263 239 238 214 239 306 282 213 950mb Speed(kt): 4 23 26 10 8 6 7 10 23 16 14 3 8 4 13 900mb GPH (m): 1034 1025 999 1003 1002 1000 992 1018 1060 1076 1078 1078 1060 1045 1024 900mb Temp (C): 17.6 18.5 18.8 16.9 15.5 11.1 7.1 3.4 4.2 2.5 2.0 2.9 5.9 6.4 3.4 900mb Dewpt(C): 3.7 3.4 3.0 4.7 10.5 9.1 -9.4 3.0 3.9 2.1 1.8 0.7 4.7 5.8 3.2 900mb RH (%): 39 36 34 44 71 87 30 97 98 98 98 85 91 96 99 900mb Dir: 73 116 125 139 245 240 281 280 261 256 261 305 308 219 235 900mb Speed(kt): 8 20 19 15 8 4 9 14 27 19 8 3 7 10 17 850mb GPH (m): 1518 1512 1486 1488 1484 1475 1460 1479 1523 1536 1537 1539 1526 1511 1486 850mb Temp (C): 13.8 15.2 15.9 14.7 12.8 9.2 5.2 0.7 1.5 -0.5 -0.5 2.3 4.9 3.4 2.0 850mb Dewpt(C): 0.4 2.9 -0.1 3.0 5.1 -0.7 0.2 -5.4 1.2 -1.0 -0.8 -5.4 -8.5 -1.7 1.7 850mb RH (%): 39 43 33 45 59 49 70 64 98 96 98 56 37 69 98 850mb Dir: 98 136 154 170 205 221 275 285 269 259 299 330 275 258 241 850mb Speed(kt): 9 9 10 11 8 10 10 17 25 18 10 8 10 16 20 800mb GPH (m): 2025 2021 1998 1999 1992 1977 1953 1963 2010 2019 2021 2031 2019 2002 1973 800mb Temp (C): 9.9 11.9 14.2 13.3 10.9 8.6 2.7 -1.9 -0.7 -0.8 0.9 3.9 3.3 2.5 -1.0 800mb Dewpt(C): -6.9 -6.6 -15.6 1.0 3.9 -5.9 -10.9 -8.1 -1.3 -5.2 -9.0 -14.7 -13.3 2.1 -1.1 800mb RH (%): 29 26 11 42 61 35 36 62 95 72 48 24 28 97 99 800mb Dir: 145 191 182 175 195 211 262 286 261 279 295 293 250 273 242 800mb Speed(kt): 11 10 16 15 16 15 13 18 19 21 19 9 15 19 26 750mb GPH (m): 2557 2558 2539 2538 2528 2508 2471 2475 2523 2536 2540 2552 2538 2521 2486 750mb Temp (C): 7.6 10.1 11.2 10.2 7.7 6.2 -1.2 -3.2 -3.1 -0.1 1.0 0.6 0.3 -1.0 -3.8 750mb Dewpt(C): -22.7 -27.1 -11.3 -1.1 7.1 4.2 -4.2 -8.1 -4.4 -13.9 -28.4 -9.3 -13.3 -1.4 -4.7 750mb RH (%): 10 5 19 45 96 87 80 69 91 35 9 47 35 98 94 750mb Dir: 164 210 198 181 197 206 218 295 278 295 308 279 246 258 244 750mb Speed(kt): 11 13 19 19 24 24 17 21 15 28 25 10 19 24 31 700mb GPH (m): 3121 3127 3109 3107 3093 3071 3024 3019 3067 3086 3091 3102 3088 3068 3027 700mb Temp (C): 4.6 6.9 6.6 5.7 4.5 3.6 -0.3 -5.0 -5.4 -1.7 -1.9 -2.4 -3.3 -4.7 -6.7 700mb Dewpt(C): -22.8 -17.9 -9.2 2.3 -2.8 1.8 -0.9 -5.3 -6.8 -35.8 -9.6 -17.2 -7.9 -5.6 -15.2 700mb RH (%): 12 15 31 79 59 87 96 98 90 6 56 31 70 94 51 700mb Dir: 203 230 199 178 190 187 186 300 289 300 302 265 243 252 256 700mb Speed(kt): 12 18 22 26 33 31 21 24 23 33 30 14 22 28 35 650mb GPH (m): 3720 3730 3711 3709 3693 3669 3614 3598 3647 3671 3677 3686 3670 3648 3604 650mb Temp (C): 0.9 2.2 1.7 1.0 1.3 -0.2 -3.8 -8.4 -6.9 -4.2 -5.1 -6.2 -6.5 -7.5 -8.9 650mb Dewpt(C): -27.9 -8.8 -13.4 -3.6 -22.7 -1.4 -4.9 -9.1 -20.4 -37.4 -22.9 -16.1 -10.9 -11.2 -27.8 650mb RH (%): 10 44 32 71 15 91 92 94 33 6 24 46 71 74 20 650mb Dir: 238 236 203 181 192 176 174 292 289 300 290 274 242 250 260 650mb Speed(kt): 19 23 23 30 38 36 31 25 37 34 33 19 26 32 39 600mb GPH (m): 4357 4369 4349 4347 4331 4305 4241 4214 4267 4298 4300 4306 4292 4268 4218 600mb Temp (C): -2.4 -3.5 -2.4 -2.8 -2.6 -4.9 -7.9 -12.4 -10.3 -8.0 -9.7 -10.5 -9.7 -9.5 -12.0 600mb Dewpt(C): -23.6 -11.5 -24.5 -19.5 -24.2 -5.9 -9.1 -13.8 -23.9 -28.5 -12.8 -12.2 -15.7 -30.7 -26.2 600mb RH (%): 18 54 17 27 17 93 91 89 32 18 78 88 62 17 30 600mb Dir: 248 237 209 191 191 179 174 277 303 300 286 267 254 251 253 600mb Speed(kt): 32 26 25 32 42 39 39 18 42 35 36 28 32 38 45 550mb GPH (m): 5041 5050 5033 5029 5013 4983 4911 4874 4932 4967 4967 4972 4958 4933 4878 550mb Temp (C): -8.3 -7.8 -7.2 -8.0 -8.3 -9.8 -12.9 -17.0 -13.8 -12.8 -13.4 -13.4 -13.8 -14.3 -16.4 550mb Dewpt(C): -17.2 -26.5 -23.7 -24.7 -24.8 -11.5 -15.3 -21.6 -30.9 -25.1 -19.2 -20.6 -17.5 -38.1 -34.3 550mb RH (%): 49 21 26 25 26 87 83 68 23 36 62 55 74 12 20 550mb Dir: 248 238 216 198 192 184 177 250 311 290 281 270 253 254 251 550mb Speed(kt): 42 29 30 37 43 43 45 10 47 41 38 36 42 37 47 500mb GPH (m): 5772 5783 5768 5761 5744 5711 5630 5581 5650 5687 5687 5691 5674 5648 5588 500mb Temp (C): -13.7 -12.6 -12.7 -13.4 -14.2 -15.3 -18.0 -22.0 -17.5 -17.6 -17.0 -17.2 -19.2 -18.9 -20.5 500mb Dewpt(C): -26.4 -35.6 -24.2 -26.2 -27.3 -20.2 -22.3 -29.4 -44.5 -23.3 -24.0 -20.2 -24.8 -43.0 -41.2 500mb RH (%): 34 13 38 34 33 67 69 52 8 62 55 78 62 11 15 500mb Dir: 249 241 216 197 192 181 182 189 313 291 281 271 254 258 255 500mb Speed(kt): 42 32 35 37 41 47 58 10 53 46 44 41 47 43 55 450mb GPH (m): 6565 6577 6562 6552 6531 6496 6408 6348 6430 6468 6470 6474 6451 6423 6360 450mb Temp (C): -18.5 -18.6 -18.7 -20.6 -20.8 -21.6 -23.8 -26.5 -22.8 -21.9 -21.2 -21.4 -22.9 -24.4 -25.2 450mb Dewpt(C): -35.9 -36.1 -27.8 -24.7 -32.9 -26.5 -28.4 -39.6 -38.1 -27.6 -29.5 -25.8 -25.5 -54.1 -33.9 450mb RH (%): 21 21 45 70 34 65 67 29 24 61 48 68 79 5 45 450mb Dir: 250 242 215 190 193 183 181 210 313 288 282 274 261 259 252 450mb Speed(kt): 39 38 36 37 43 50 67 10 58 49 52 54 67 53 65 400mb GPH (m): 7432 7443 7427 7410 7390 7351 7257 7190 7283 7325 7331 7335 7308 7268 7206 400mb Temp (C): -24.7 -25.4 -25.9 -27.3 -27.0 -27.9 -29.7 -30.6 -28.6 -27.4 -25.6 -26.2 -26.6 -31.0 -30.9 400mb Dewpt(C): -41.3 -40.4 -28.9 -38.0 -44.3 -40.3 -32.7 -56.2 -35.8 -34.0 -31.5 -31.0 -31.2 -53.2 -38.4 400mb RH (%): 21 24 77 37 19 31 76 7 51 55 59 64 66 10 49 400mb Dir: 249 243 213 191 198 188 180 208 312 290 284 275 257 257 257 400mb Speed(kt): 37 43 37 40 47 59 74 14 66 61 62 70 85 63 77 350mb GPH (m): 8388 8395 8376 8358 8338 8298 8196 8129 8225 8273 8286 8287 8260 8202 8139 350mb Temp (C): -32.3 -32.8 -34.3 -33.8 -34.0 -34.6 -35.8 -34.6 -35.5 -32.9 -32.4 -31.9 -32.5 -36.3 -37.3 350mb Dewpt(C): -44.2 -45.0 -39.1 -51.6 -48.5 -38.8 -42.0 -62.7 -45.1 -46.3 -40.5 -39.3 -42.9 -44.4 -42.5 350mb RH (%): 31 30 63 16 23 66 54 5 38 26 45 50 36 45 60 350mb Dir: 250 240 211 201 201 191 179 230 303 291 280 273 255 251 254 350mb Speed(kt): 40 45 43 50 59 69 86 18 70 70 69 73 90 85 88 300mb GPH (m): 9454 9460 9436 9422 9402 9358 9252 9195 9282 9341 9354 9358 9328 9256 9186 300mb Temp (C): -41.3 -41.5 -42.4 -41.6 -40.4 -42.2 -42.5 -38.8 -42.1 -40.4 -40.6 -39.9 -40.8 -43.0 -45.1 300mb Dewpt(C): -49.5 -48.7 -53.0 -51.6 -43.9 -45.7 -54.6 -69.8 -54.0 -51.4 -51.1 -50.0 -54.0 -51.9 -48.7 300mb RH (%): 42 48 32 35 70 70 27 3 28 32 33 35 25 39 68 300mb Dir: 249 238 211 206 204 192 179 260 309 297 284 270 255 249 253 300mb Speed(kt): 44 43 46 59 66 77 91 20 76 82 81 72 98 109 91 250mb GPH (m): 10664 10669 10645 10634 10617 10565 10465 10436 10500 10561 10571 10578 10542 10463 10380 250mb Temp (C): -51.5 -51.6 -50.9 -50.3 -50.9 -51.5 -48.4 -42.0 -46.7 -47.9 -49.6 -49.5 -50.0 -51.0 -53.1 250mb Dewpt(C): -60.3 -58.9 -55.3 -54.0 -54.6 -56.6 -67.6 -74.8 -69.8 -68.5 -61.4 -60.4 -60.0 -59.0 -59.6 250mb RH (%): 36 44 61 66 66 56 11 2 7 9 26 29 32 40 47 250mb Dir: 247 237 218 208 203 194 185 276 305 295 287 268 257 251 256 250mb Speed(kt): 38 46 54 63 75 90 78 26 72 88 90 74 100 118 95 200mb GPH (m): 12073 12082 12060 12053 12033 11986 11927 11934 11982 12014 12003 12003 11973 11892 11811 200mb Temp (C): -62.8 -61.6 -61.7 -60.9 -60.0 -57.7 -49.4 -45.2 -45.0 -50.9 -56.0 -58.3 -56.8 -55.4 -53.8 200mb Dewpt(C): -67.9 -66.9 -64.6 -64.0 -68.0 -69.6 -78.8 -82.3 -76.8 -73.2 -71.6 -68.5 -70.9 -73.1 -76.1 200mb RH (%): 53 52 71 69 37 23 3 1 2 7 15 28 17 11 6 200mb Dir: 244 239 220 212 204 199 214 278 289 290 283 266 254 250 246 200mb Speed(kt): 42 57 59 69 72 76 41 32 51 51 77 73 86 99 81 150mb GPH (m): 13836 13845 13828 13833 13826 13816 13797 13827 13882 13886 13853 13839 13805 13746 13671 150mb Temp (C): -61.8 -62.6 -62.3 -60.3 -58.6 -54.6 -52.4 -51.2 -52.2 -52.8 -52.9 -53.0 -54.5 -51.1 -52.0 150mb Dewpt(C): -79.1 -78.0 -76.6 -80.7 -83.2 -84.3 -87.7 -86.4 -87.2 -87.8 -83.0 -83.2 -81.5 -86.3 -87.0 150mb RH (%): 10 13 15 7 4 2 1 1 1 1 2 2 3 1 1 150mb Dir: 245 238 221 214 215 224 247 291 291 268 263 257 256 247 251 150mb Speed(kt): 44 42 46 47 44 36 28 36 44 48 50 52 55 64 64 100mb GPH (m): 16363 16374 16363 16374 16388 16398 16382 16410 16441 16441 16414 16402 16376 16346 16279 100mb Temp (C): -58.8 -58.1 -58.3 -58.1 -57.4 -56.7 -58.1 -58.1 -61.0 -60.7 -59.6 -59.9 -57.2 -56.9 -55.2 100mb Dewpt(C): -91.8 -87.0 -91.5 -91.3 -90.8 -90.3 -91.3 -91.4 -89.0 -88.9 -88.2 -92.5 -86.3 -90.5 -84.8 100mb RH (%): 1 2 1 1 1 1 1 1 2 2 2 1 2 1 2 100mb Dir: 242 241 238 224 235 235 267 288 279 269 253 243 251 251 250 100mb Speed(kt): 26 27 22 21 20 23 25 23 23 24 24 34 39 38 39