Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 13, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 987.8 993.1 997.0 999.2 999.0 998.3 997.6 998.2 999.0 999.4 997.8 996.0 995.9 996.9 997.1 Mean SLP (mb): 1012.2 1017.7 1021.5 1023.9 1023.9 1023.0 1022.2 1023.0 1024.0 1024.3 1022.5 1020.9 1020.9 1021.8 1021.9 2m agl Tmp (F): 52.0 50.4 54.2 50.6 48.3 54.5 52.9 49.3 45.4 50.0 49.6 45.9 44.1 47.9 49.9 2m agl Dewpt(F): 49.2 47.6 47.7 45.4 46.2 45.9 44.6 44.2 41.6 39.9 43.8 43.8 41.8 42.5 42.0 2m agl RH (%): 90 90 78 82 92 72 73 82 86 68 80 92 92 81 74 10m agl Dir: 201 214 240 227 206 207 263 232 262 209 250 204 267 234 289 10m agl Spd(kt): 5 12 9 5 5 5 5 7 5 6 6 8 5 8 9 6hr Precip (in): 0.00 0.31 0.16 0.02 0.01 0.01 0.01 0.04 0.03 0.00 0.02 0.12 0.19 0.09 0.12 AccumPrecip(in): 0.00 0.31 0.47 0.49 0.50 0.50 0.51 0.55 0.58 0.58 0.61 0.72 0.91 1.01 1.13 Sfc CAPE (J/kg): 12.6 22.2 52.6 27.0 12.2 41.1 32.4 37.1 46.8 46.4 73.3 22.5 115.2 154.2 166.5 Sfc CINH (J/kg): -12.6 -0.1 0.0 -1.4 -6.8 0.0 0.0 -0.1 -0.4 0.0 -0.7 -1.4 -0.3 0.0 0.0 0-3km Hel(J/kg): 34.5 338.4 122.6 141.9 117.7 65.2 126.8 143.2 128.1 117.3 148.9 158.8 92.2 112.8 32.5 Precip H20 (in): 0.86 0.78 0.69 0.56 0.60 0.59 0.76 0.49 0.44 0.56 0.71 0.65 0.46 0.49 0.49 Lifted Index(C): 0.1 5.0 6.7 9.1 8.5 7.9 4.8 7.2 8.6 9.8 8.2 8.6 8.6 7.0 5.5 700mb VV(-ub/s): 10.6 3.3 -2.0 -3.6 -3.2 1.8 7.5 -0.3 -1.8 -0.9 3.6 4.4 4.2 1.5 3.1 Thk1000-500mb(m)5465.0 5434.3 5462.6 5468.3 5462.8 5464.2 5434.2 5415.0 5395.6 5392.3 5398.3 5384.1 5335.8 5325.2 5333.6 Thk1000-850mb(m)1341.4 1330.8 1335.9 1328.9 1326.4 1328.6 1329.7 1323.2 1311.5 1313.7 1322.3 1319.0 1310.7 1313.4 1318.1 Thk850-700mb(m):1556.6 1542.9 1546.2 1546.9 1550.3 1554.1 1546.4 1535.6 1533.3 1530.3 1527.2 1522.4 1509.4 1511.6 1513.8 SWEAT Index: 193.0 125.5 124.6 87.4 71.0 61.8 173.1 91.2 79.0 74.6 169.1 103.4 100.3 96.7 99.0 Total Totals Idx 52.4 46.5 41.0 35.9 38.2 38.9 44.0 43.1 41.0 37.5 39.9 41.2 40.2 43.0 44.9 Frz Hgt(ft amsl) 7461 6053 6125 6244 5801 8355 6207 4920 3711 3738 4514 4544 3442 3535 4006 0WetBlbHgt(amsl) 7343 5973 6007 4903 5061 4861 4861 4851 3491 3476 4456 4490 3285 3467 3885 Equil Prs (mb): 988 799 761 840 839 823 823 792 821 784 760 694 694 593 579 Equil Hgt(amsl): 26 6474 7877 5316 5339 5833 5808 6817 5837 7067 7842 10111 10032 13960 14540 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: 21.7 22.3 27.1 28.0 24.9 24.9 30.6 24.8 22.7 25.3 27.5 23.6 24.2 29.6 32.8 Showalter Index: 1.4 5.0 7.9 11.2 10.0 9.7 7.2 7.8 9.8 11.8 9.8 8.9 10.5 9.0 7.9 Cap Strength(C):-999.9 0.0 0.0 0.0 4.7 -999.9 3.3 0.0 4.6 -999.9 0.7 0.0 0.0 0.0 -999.9 Storm Dir (deg): 237 309 304 305 306 281 286 301 301 296 290 287 305 321 330 Storm Spd (kts): 18 21 22 21 20 16 23 23 19 19 24 25 22 20 19 2m HeatIndex(F): 52 50 54 51 48 55 53 49 45 50 50 46 44 48 50 2m WindChill(F): 52 50 54 51 48 55 53 49 45 50 50 46 44 48 50 1000mb GPH (m): 101 146 179 197 196 190 184 189 196 199 185 171 170 179 180 950mb GPH (m): 528 571 607 622 618 615 610 612 615 620 608 592 589 599 603 950mb Temp (C): 9.0 7.2 8.8 7.2 6.5 7.1 7.5 5.7 3.4 4.2 5.8 4.7 3.5 4.2 5.5 950mb Dewpt(C): 8.6 7.0 7.1 6.3 6.2 5.7 5.7 5.5 3.2 2.5 4.7 4.5 2.5 3.1 2.7 950mb RH (%): 98 98 89 94 98 91 88 99 99 89 92 99 93 92 82 950mb Dir: 216 218 243 239 227 207 260 239 268 209 251 213 279 234 292 950mb Speed(kt): 11 25 21 15 15 7 7 14 8 7 12 20 12 10 15 900mb GPH (m): 975 1014 1051 1064 1060 1057 1052 1052 1051 1057 1048 1031 1025 1036 1041 900mb Temp (C): 7.0 4.2 4.9 3.9 3.8 3.5 3.7 2.7 0.4 0.6 2.8 2.3 0.2 0.3 1.3 900mb Dewpt(C): 6.7 3.9 4.7 2.6 3.6 2.2 3.4 2.3 -0.3 -0.5 2.4 2.1 -0.5 0.0 1.1 900mb RH (%): 98 98 98 91 98 91 98 98 95 92 98 98 95 98 98 900mb Dir: 234 231 249 249 247 221 251 258 274 234 247 241 286 249 294 900mb Speed(kt): 24 34 26 16 14 12 10 16 11 9 18 24 17 14 16 850mb GPH (m): 1443 1477 1515 1526 1522 1519 1514 1512 1507 1513 1508 1490 1481 1492 1498 850mb Temp (C): 3.6 2.0 1.8 1.0 0.4 0.9 0.7 -0.1 -2.0 -2.6 -1.1 -0.7 -2.9 -2.6 -2.0 850mb Dewpt(C): 3.3 1.7 1.5 -1.4 -0.2 -1.5 -1.2 -0.3 -3.3 -4.0 -1.4 -0.9 -3.6 -3.4 -3.3 850mb RH (%): 98 98 98 84 95 84 87 98 91 90 98 98 95 94 91 850mb Dir: 240 255 261 260 265 240 233 259 252 248 246 260 279 282 301 850mb Speed(kt): 22 35 26 18 11 9 16 14 16 12 22 24 20 18 21 800mb GPH (m): 1933 1964 2002 2011 2007 2005 1999 1995 1986 1991 1987 1971 1958 1970 1977 800mb Temp (C): 1.2 -0.6 -0.7 -0.3 -0.4 1.1 -0.2 -2.7 -3.8 -5.3 -4.8 -3.9 -6.0 -5.7 -5.2 800mb Dewpt(C): 1.0 -0.9 -1.1 -8.8 -6.4 -11.7 -2.0 -4.1 -11.2 -7.6 -5.5 -4.1 -6.7 -6.5 -6.3 800mb RH (%): 98 98 97 53 64 38 88 90 56 84 95 98 95 94 92 800mb Dir: 245 268 266 267 283 263 255 257 259 265 248 260 271 286 299 800mb Speed(kt): 22 30 23 23 19 17 24 20 18 15 23 23 22 20 21 750mb GPH (m): 2451 2477 2516 2526 2523 2523 2514 2505 2497 2499 2496 2478 2460 2473 2480 750mb Temp (C): -0.6 -3.3 -2.4 -1.6 -0.4 0.1 -2.5 -3.4 -2.9 -2.8 -4.8 -7.1 -9.6 -8.9 -8.4 750mb Dewpt(C): -0.9 -3.6 -3.2 -11.3 -23.4 -17.9 -4.0 -22.5 -24.7 -21.3 -5.4 -7.3 -10.2 -9.8 -9.0 750mb RH (%): 98 98 94 47 16 25 89 22 17 23 96 98 96 93 95 750mb Dir: 233 279 269 275 286 259 266 269 273 269 261 264 267 290 290 750mb Speed(kt): 23 28 23 27 27 21 35 28 26 27 28 26 23 22 19 700mb GPH (m): 2999 3020 3061 3073 3072 3073 3060 3048 3040 3043 3035 3012 2990 3004 3012 700mb Temp (C): -3.4 -6.2 -4.8 -3.0 -1.9 -2.2 -4.3 -6.4 -5.1 -5.7 -8.0 -10.4 -11.6 -12.4 -12.0 700mb Dewpt(C): -3.7 -6.7 -7.1 -32.9 -32.6 -32.1 -4.6 -28.0 -25.4 -9.3 -9.0 -10.6 -22.3 -13.6 -13.5 700mb RH (%): 98 96 84 8 8 8 98 17 19 76 93 99 41 91 89 700mb Dir: 216 295 267 281 287 259 260 273 275 270 261 256 269 297 286 700mb Speed(kt): 22 26 26 31 33 23 42 34 32 32 35 31 26 23 18 650mb GPH (m): 3582 3597 3641 3656 3658 3657 3641 3624 3618 3619 3608 3581 3555 3566 3574 650mb Temp (C): -7.0 -8.7 -7.1 -5.3 -5.2 -5.8 -7.9 -8.7 -8.8 -9.7 -10.2 -11.7 -14.2 -16.2 -15.7 650mb Dewpt(C): -8.8 -10.4 -20.3 -40.9 -22.6 -27.2 -8.0 -37.6 -22.4 -14.4 -11.2 -14.9 -32.6 -22.9 -26.6 650mb RH (%): 87 87 34 4 24 17 100 8 33 69 92 78 20 57 40 650mb Dir: 201 310 281 284 284 256 250 276 274 273 266 255 272 300 293 650mb Speed(kt): 25 24 32 36 37 25 44 40 35 36 44 41 33 26 20 600mb GPH (m): 4200 4213 4261 4280 4280 4277 4257 4239 4232 4231 4221 4192 4158 4163 4174 600mb Temp (C): -11.8 -12.6 -10.3 -8.4 -10.5 -10.2 -13.1 -12.2 -13.1 -14.1 -13.8 -13.9 -17.2 -18.8 -18.6 600mb Dewpt(C): -14.6 -17.5 -39.2 -39.7 -14.3 -17.6 -13.1 -38.9 -25.9 -17.0 -15.1 -21.0 -39.9 -35.7 -38.8 600mb RH (%): 80 67 8 6 74 55 99 9 34 79 90 55 13 22 16 600mb Dir: 192 312 284 286 279 250 251 282 272 274 263 260 272 300 303 600mb Speed(kt): 31 28 39 41 37 29 45 49 38 39 49 50 39 35 30 550mb GPH (m): 4860 4872 4926 4948 4944 4940 4913 4897 4887 4886 4876 4847 4805 4807 4818 550mb Temp (C): -17.1 -16.7 -14.0 -13.6 -14.7 -15.3 -18.3 -17.0 -18.2 -18.1 -17.9 -17.4 -20.4 -21.9 -22.1 550mb Dewpt(C): -22.8 -21.7 -45.7 -28.7 -18.0 -17.8 -18.9 -41.5 -25.7 -20.9 -19.8 -18.9 -42.1 -42.0 -40.5 550mb RH (%): 62 66 5 27 76 81 96 11 53 79 85 88 13 15 18 550mb Dir: 186 317 289 281 280 252 256 280 273 269 265 265 273 298 305 550mb Speed(kt): 35 34 46 45 42 35 47 57 40 44 50 54 48 45 43 500mb GPH (m): 5566 5580 5642 5665 5658 5654 5618 5604 5591 5591 5584 5555 5506 5504 5513 500mb Temp (C): -22.7 -21.4 -18.8 -18.2 -19.0 -19.7 -22.2 -21.7 -23.2 -22.1 -21.2 -21.4 -23.4 -24.5 -25.1 500mb Dewpt(C): -35.1 -24.9 -44.2 -21.6 -24.2 -20.9 -31.6 -39.7 -31.3 -26.8 -23.4 -25.7 -43.5 -43.0 -41.6 500mb RH (%): 32 74 9 75 64 91 43 19 48 66 82 69 15 17 21 500mb Dir: 175 317 291 280 279 256 263 276 274 266 266 268 278 299 306 500mb Speed(kt): 41 35 53 52 49 43 54 63 47 50 56 56 60 60 58 450mb GPH (m): 6330 6347 6418 6444 6435 6430 6385 6370 6353 6358 6356 6324 6271 6267 6273 450mb Temp (C): -28.2 -27.6 -23.9 -23.1 -22.7 -23.6 -26.1 -27.5 -28.6 -26.6 -24.7 -26.0 -26.3 -27.2 -28.5 450mb Dewpt(C): -40.8 -30.5 -41.6 -26.6 -40.0 -23.8 -49.9 -38.8 -39.7 -32.9 -27.2 -32.2 -40.5 -40.1 -41.3 450mb RH (%): 30 77 19 74 20 99 10 35 35 56 80 57 26 29 29 450mb Dir: 171 321 293 283 276 259 265 270 275 277 266 267 283 300 309 450mb Speed(kt): 49 35 58 63 63 58 74 68 52 61 61 57 76 76 74 400mb GPH (m): 7165 7182 7268 7295 7292 7284 7229 7208 7184 7202 7203 7166 7112 7107 7109 400mb Temp (C): -32.7 -34.3 -29.5 -28.8 -26.7 -27.5 -31.0 -33.0 -35.1 -30.1 -30.1 -32.1 -32.3 -32.1 -32.6 400mb Dewpt(C): -57.6 -36.2 -35.5 -31.5 -38.5 -28.3 -54.8 -51.6 -47.1 -36.3 -33.0 -43.1 -41.1 -42.0 -43.8 400mb RH (%): 7 84 57 78 33 93 9 15 30 56 76 34 43 38 33 400mb Dir: 169 315 293 279 275 257 265 269 279 280 268 271 284 300 312 400mb Speed(kt): 59 40 68 75 77 71 87 76 60 77 67 59 83 84 87 350mb GPH (m): 8097 8104 8206 8238 8244 8234 8163 8133 8104 8138 8137 8092 8039 8035 8036 350mb Temp (C): -36.0 -38.8 -36.0 -34.8 -32.6 -32.7 -37.2 -39.5 -39.9 -36.7 -38.3 -39.8 -39.5 -39.3 -39.6 350mb Dewpt(C): -69.4 -55.6 -40.8 -38.6 -38.8 -37.0 -61.3 -58.7 -50.1 -40.3 -41.7 -50.7 -45.5 -51.2 -45.7 350mb RH (%): 2 17 63 69 55 67 7 13 35 70 71 32 54 29 53 350mb Dir: 169 304 290 281 276 256 267 266 286 279 266 271 286 298 314 350mb Speed(kt): 65 45 81 87 87 81 94 82 79 85 66 60 84 82 90 300mb GPH (m): 9159 9159 9261 9301 9308 9302 9208 9170 9142 9184 9177 9126 9077 9073 9071 300mb Temp (C): -39.6 -39.9 -42.8 -41.0 -42.2 -40.5 -44.4 -47.2 -46.6 -46.4 -47.4 -47.8 -46.8 -46.7 -47.2 300mb Dewpt(C): -57.3 -69.7 -51.5 -53.0 -50.0 -48.3 -68.1 -60.7 -54.8 -49.8 -50.9 -56.0 -54.5 -55.8 -55.0 300mb RH (%): 15 3 40 28 44 45 6 22 41 69 68 40 43 37 42 300mb Dir: 175 299 296 287 280 256 260 265 286 276 263 270 288 298 314 300mb Speed(kt): 60 50 91 93 92 88 97 86 90 89 72 60 85 82 85 250mb GPH (m): 10391 10399 10471 10519 10517 10518 10419 10359 10332 10365 10359 10309 10265 10261 10265 250mb Temp (C): -44.4 -41.2 -48.0 -48.6 -50.1 -50.0 -47.9 -51.1 -52.1 -56.3 -54.8 -53.4 -52.4 -52.2 -49.7 250mb Dewpt(C): -64.2 -74.7 -65.8 -64.2 -65.9 -61.2 -68.4 -67.6 -63.3 -60.1 -59.6 -65.5 -64.1 -63.8 -68.8 250mb RH (%): 11 2 13 17 16 28 9 14 27 64 57 24 25 26 10 250mb Dir: 190 285 295 286 281 262 258 265 277 273 267 271 289 296 315 250mb Speed(kt): 53 44 87 88 94 98 104 82 87 89 88 62 82 74 76 200mb GPH (m): 11878 11910 11951 11974 11958 11949 11880 11818 11774 11776 11777 11750 11713 11710 11726 200mb Temp (C): -45.8 -43.1 -43.6 -48.7 -52.9 -55.3 -50.2 -48.8 -50.3 -55.3 -54.3 -50.7 -49.8 -50.0 -49.7 200mb Dewpt(C): -78.8 -80.8 -80.3 -77.0 -74.2 -72.1 -76.3 -80.2 -81.0 -74.1 -73.5 -76.8 -80.3 -80.9 -80.8 200mb RH (%): 2 1 1 3 7 12 4 2 2 10 9 4 2 2 2 200mb Dir: 232 276 279 279 272 257 255 260 270 272 275 276 286 298 313 200mb Speed(kt): 36 46 66 62 81 88 101 74 59 70 66 48 56 51 56 150mb GPH (m): 13774 13815 13854 13863 13830 13809 13758 13712 13648 13630 13633 13618 13588 13583 13598 150mb Temp (C): -50.5 -50.8 -51.4 -51.8 -51.1 -51.9 -50.9 -49.3 -51.1 -51.6 -51.7 -51.7 -51.5 -51.4 -51.4 150mb Dewpt(C): -85.9 -86.1 -86.6 -86.9 -81.8 -82.4 -86.7 -85.1 -81.8 -86.3 -86.8 -86.8 -86.6 -86.6 -86.6 150mb RH (%): 1 1 1 1 2 2 1 1 2 1 1 1 1 1 1 150mb Dir: 258 282 283 273 259 252 243 254 261 271 271 270 282 288 303 150mb Speed(kt): 30 36 46 41 46 50 58 53 53 48 43 49 44 42 45 100mb GPH (m): 16364 16405 16424 16429 16405 16390 16369 16327 16270 16257 16251 16243 16209 16211 16225 100mb Temp (C): -57.9 -58.2 -59.9 -60.7 -59.8 -59.0 -56.1 -54.9 -52.8 -51.6 -52.4 -51.6 -52.7 -51.4 -52.7 100mb Dewpt(C): -91.2 -87.1 -92.6 -88.7 -92.6 -92.0 -89.9 -84.6 -87.1 -81.7 -82.7 -95.8 -82.9 -81.9 -83.0 100mb RH (%): 1 2 1 2 1 1 1 2 1 2 2 0 2 2 2 100mb Dir: 267 274 273 271 267 242 248 241 262 259 257 266 276 298 296 100mb Speed(kt): 27 26 26 25 27 31 37 39 39 27 30 29 31 23 21