Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z SEP 17, 2025 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.5 994.6 993.7 994.4 993.2 992.6 989.9 990.5 990.3 989.7 987.6 989.7 991.4 993.1 991.1 Mean SLP (mb): 1016.5 1018.5 1017.3 1018.6 1017.5 1016.8 1013.6 1014.6 1014.7 1013.8 1011.2 1013.7 1015.8 1017.3 1014.8 2m agl Tmp (F): 61.2 69.6 72.9 58.0 55.8 62.6 70.4 57.7 52.7 62.6 73.8 62.1 53.8 62.3 69.2 2m agl Dewpt(F): 49.5 54.7 57.5 54.3 52.5 51.3 50.4 48.6 47.9 49.7 54.0 52.9 50.8 51.3 51.8 2m agl RH (%): 65 58 57 87 88 66 48 71 83 62 49 71 89 66 53 10m agl Dir: 62 277 311 303 293 305 316 304 169 300 303 255 142 264 259 10m agl Spd(kt): 4 5 8 5 4 4 8 3 2 4 6 2 1 1 6 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 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 Sfc CAPE (J/kg): 0.0 0.1 0.6 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.6 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -1.2 0.0 0.0 0.0 0.0 0-3km Hel(J/kg): 107.4 78.3 127.4 150.1 102.4 102.9 116.9 52.5 5.5 -3.1 6.9 -6.8 -40.6 46.7 70.7 Precip H20 (in): 0.89 0.88 0.91 0.82 0.80 0.72 0.62 0.47 0.41 0.43 0.79 0.79 0.73 0.72 0.77 Lifted Index(C): 4.2 3.8 4.3 8.0 7.7 8.9 7.1 8.1 9.8 8.6 5.9 7.9 9.7 8.9 8.3 700mb VV(-ub/s): 5.3 0.3 0.4 0.3 1.3 0.6 -0.3 -0.9 -0.4 0.0 0.8 -0.8 0.7 0.6 0.3 Thk1000-500mb(m)5709.8 5684.8 5679.7 5655.6 5640.9 5641.7 5663.7 5663.1 5663.3 5681.9 5703.9 5688.7 5655.6 5638.1 5635.5 Thk1000-850mb(m)1394.3 1381.0 1384.1 1367.2 1360.1 1363.0 1378.4 1371.5 1368.1 1375.4 1393.8 1381.0 1365.6 1360.7 1371.2 Thk850-700mb(m):1627.8 1619.3 1614.5 1611.3 1610.6 1610.3 1615.6 1619.7 1622.9 1627.6 1630.5 1627.8 1615.7 1606.6 1600.6 SWEAT Index: 114.0 104.7 115.0 95.9 50.8 52.9 37.3 28.0 16.3 19.5 13.6 19.7 20.2 29.6 80.9 Total Totals Idx 42.5 40.7 39.8 35.4 32.7 34.6 35.9 36.3 31.5 33.6 31.2 27.8 29.2 29.5 30.8 Frz Hgt(ft amsl) 14667 14798 14494 14007 13643 13662 13725 13861 13824 13993 13679 13696 13515 13360 12921 0WetBlbHgt(amsl) 11198 10168 10109 9674 10349 9745 9454 8114 8111 8582 12426 11610 11358 7646 8862 Equil Prs (mb): 992 995 994 994 993 993 990 990 990 990 988 990 991 993 991 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 Hail Size(in): 0.00 0.00 0.27 0.03 0.02 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 53.3 50.5 48.9 49.6 47.8 48.8 52.6 50.9 53.1 50.9 50.0 49.6 48.4 49.8 49.6 Showalter Index: 3.2 4.6 4.9 7.9 9.9 8.9 8.0 8.0 10.1 9.0 10.1 11.9 11.9 11.9 11.0 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): 213 238 254 254 258 259 282 308 350 123 259 247 267 271 282 Storm Spd (kts): 10 10 12 13 13 10 9 5 3 4 5 5 5 7 13 2m HeatIndex(F): 61 70 73 58 56 63 70 58 53 63 74 62 54 62 69 2m WindChill(F): 61 70 73 58 56 63 70 58 53 63 74 62 54 62 69 1000mb GPH (m): 139 158 149 156 146 141 117 123 122 116 96 116 131 145 127 950mb GPH (m): 579 596 592 588 576 574 557 556 550 549 540 553 562 577 566 950mb Temp (C): 20.6 15.8 17.9 12.2 10.3 11.7 16.8 13.3 11.3 12.8 19.1 16.4 13.7 11.9 16.2 950mb Dewpt(C): 8.6 10.2 13.1 12.1 10.2 9.4 9.0 8.2 7.7 7.8 11.0 11.3 9.7 9.0 9.7 950mb RH (%): 45 68 72 99 99 86 59 70 78 71 58 71 76 82 65 950mb Dir: 99 276 317 333 329 311 322 343 353 316 307 324 250 241 256 950mb Speed(kt): 9 4 11 14 8 5 11 10 3 3 6 4 4 0 7 900mb GPH (m): 1045 1055 1051 1043 1027 1025 1014 1012 1005 1006 1002 1012 1017 1030 1023 900mb Temp (C): 18.6 15.4 13.6 13.7 12.2 11.8 12.7 14.6 15.6 16.5 18.0 15.8 12.9 11.1 11.8 900mb Dewpt(C): 6.9 6.7 10.8 5.3 8.2 6.0 7.2 2.4 1.2 4.3 6.9 5.1 5.9 8.7 8.7 900mb RH (%): 45 55 83 56 76 67 68 43 37 44 47 48 61 85 81 900mb Dir: 125 275 326 339 351 353 333 3 3 42 355 246 258 228 247 900mb Speed(kt): 8 3 11 10 13 15 12 8 7 6 2 4 7 9 7 850mb GPH (m): 1534 1539 1533 1523 1507 1504 1495 1495 1490 1491 1490 1497 1497 1506 1498 850mb Temp (C): 17.1 14.3 13.3 12.0 12.0 12.2 13.9 14.3 15.8 16.4 17.2 16.0 12.6 10.4 9.2 850mb Dewpt(C): 6.8 6.1 6.8 4.4 0.2 0.6 -0.1 -1.8 -6.7 -2.1 -4.4 -5.9 -2.2 -0.7 2.8 850mb RH (%): 50 57 64 59 43 44 38 32 20 27 22 21 35 46 64 850mb Dir: 145 254 287 312 340 353 6 356 11 79 109 249 263 245 242 850mb Speed(kt): 7 4 1 6 9 10 7 7 7 4 2 6 9 11 12 800mb GPH (m): 2048 2049 2042 2030 2013 2010 2004 2004 2002 2004 2004 2010 2004 2010 2001 800mb Temp (C): 14.2 12.8 11.6 11.0 10.9 10.9 12.1 13.2 14.1 15.0 15.3 15.0 12.7 10.6 9.5 800mb Dewpt(C): 2.1 3.4 1.5 0.2 -3.4 -4.4 -9.4 -17.5 -27.7 -30.0 -22.0 -14.5 -38.1 -13.0 -3.5 800mb RH (%): 43 52 49 47 36 33 21 10 4 3 6 11 2 17 39 800mb Dir: 157 209 231 230 262 236 343 350 10 103 203 231 261 262 257 800mb Speed(kt): 8 8 6 5 5 2 2 2 4 2 4 10 8 11 17 750mb GPH (m): 2590 2589 2579 2566 2549 2546 2541 2544 2542 2546 2547 2552 2542 2545 2534 750mb Temp (C): 11.5 10.2 9.4 9.5 9.4 9.4 10.1 11.0 11.6 12.3 12.6 11.6 10.7 8.9 7.5 750mb Dewpt(C): -1.7 -0.8 -7.3 -10.6 -5.9 -2.5 -5.6 -26.5 -36.0 -30.6 -9.8 -1.4 -17.5 -21.9 -7.6 750mb RH (%): 39 46 29 23 33 43 32 5 2 3 20 40 12 9 33 750mb Dir: 191 194 206 210 213 205 231 236 277 197 225 219 244 255 261 750mb Speed(kt): 15 14 13 16 16 11 9 4 2 4 8 11 10 11 19 700mb GPH (m): 3161 3158 3148 3135 3117 3114 3111 3114 3113 3119 3121 3125 3113 3113 3099 700mb Temp (C): 7.0 6.5 6.7 6.7 6.2 6.2 7.0 8.2 8.2 8.7 8.0 8.0 6.7 6.7 4.8 700mb Dewpt(C): -2.2 -9.6 -9.1 -9.8 -6.4 -11.3 -17.6 -41.1 -32.6 -26.2 0.7 -0.7 -2.7 -16.8 -10.2 700mb RH (%): 51 30 31 29 40 27 15 2 4 7 59 54 51 17 33 700mb Dir: 205 196 206 206 207 200 218 249 232 218 234 224 237 239 261 700mb Speed(kt): 20 18 18 24 24 17 15 6 5 8 12 8 9 12 22 650mb GPH (m): 3767 3763 3752 3738 3720 3717 3715 3720 3719 3726 3728 3732 3717 3716 3698 650mb Temp (C): 4.7 4.2 3.5 3.0 2.6 2.8 3.4 3.9 3.8 4.3 3.4 3.7 3.1 2.6 1.2 650mb Dewpt(C): -16.3 -19.3 -13.0 -13.8 -14.9 -19.5 -26.7 -29.3 -26.5 -24.1 -2.1 -7.6 -6.6 -7.7 -12.3 650mb RH (%): 20 16 29 28 26 18 9 7 9 11 67 43 49 46 36 650mb Dir: 193 202 211 207 210 208 218 248 233 217 229 223 218 236 256 650mb Speed(kt): 19 21 24 28 27 19 16 7 5 6 12 8 8 13 23 600mb GPH (m): 4414 4409 4396 4381 4361 4359 4357 4364 4362 4369 4371 4375 4360 4357 4337 600mb Temp (C): 0.4 0.7 0.1 -0.6 -1.2 -1.2 -1.2 -1.1 -1.1 -0.8 -1.5 -1.7 -1.9 -2.1 -2.0 600mb Dewpt(C): -11.2 -21.0 -22.3 -20.9 -20.4 -24.4 -27.6 -23.1 -23.8 -28.3 -8.7 -9.5 -8.7 -9.6 -26.5 600mb RH (%): 42 18 17 20 22 16 12 17 16 11 58 55 59 57 14 600mb Dir: 193 202 211 211 216 217 228 243 260 180 214 205 211 235 247 600mb Speed(kt): 18 24 28 29 28 21 14 7 3 2 8 7 8 12 24 550mb GPH (m): 5106 5101 5087 5070 5048 5045 5044 5050 5048 5057 5058 5061 5046 5043 5022 550mb Temp (C): -4.1 -4.1 -4.4 -4.9 -5.9 -6.3 -6.4 -6.3 -6.0 -5.4 -5.1 -5.0 -5.7 -5.9 -5.9 550mb Dewpt(C): -19.2 -26.6 -24.9 -26.1 -24.6 -25.3 -31.8 -37.5 -36.4 -39.7 -29.9 -19.8 -16.7 -16.7 -32.2 550mb RH (%): 30 16 19 18 22 21 12 7 7 5 13 30 42 43 11 550mb Dir: 206 204 211 214 218 221 235 242 298 65 107 125 207 231 246 550mb Speed(kt): 17 24 31 31 28 22 17 8 2 5 6 8 6 11 24 500mb GPH (m): 5849 5843 5829 5812 5787 5783 5781 5786 5785 5798 5800 5805 5787 5783 5762 500mb Temp (C): -9.3 -10.1 -9.8 -9.5 -10.2 -10.9 -11.0 -11.9 -11.2 -9.6 -9.2 -8.8 -9.4 -9.9 -9.5 500mb Dewpt(C): -26.4 -28.8 -30.4 -27.5 -28.5 -47.5 -43.4 -33.9 -37.0 -46.1 -43.3 -43.1 -29.6 -25.7 -35.1 500mb RH (%): 24 21 17 22 21 3 5 15 10 4 5 5 18 27 11 500mb Dir: 210 207 215 215 221 219 231 237 23 60 71 90 101 223 245 500mb Speed(kt): 17 24 32 31 30 26 24 15 3 11 9 7 3 8 24 450mb GPH (m): 6653 6645 6633 6617 6589 6583 6579 6584 6585 6601 6604 6610 6592 6588 6568 450mb Temp (C): -15.3 -15.2 -14.8 -15.0 -16.2 -16.9 -17.4 -17.2 -16.9 -15.7 -15.7 -15.5 -15.2 -15.3 -14.5 450mb Dewpt(C): -34.1 -35.6 -32.0 -31.6 -31.3 -34.9 -35.0 -33.1 -43.4 -48.9 -43.6 -41.4 -44.3 -42.3 -37.0 450mb RH (%): 19 16 22 24 27 20 21 25 9 4 8 9 7 9 14 450mb Dir: 219 219 223 216 220 221 228 233 17 54 59 94 90 242 251 450mb Speed(kt): 23 24 30 32 33 32 30 22 5 16 9 7 4 5 24 400mb GPH (m): 7531 7525 7513 7494 7464 7454 7450 7455 7456 7474 7480 7486 7469 7465 7450 400mb Temp (C): -21.4 -20.8 -21.5 -22.1 -22.6 -24.0 -24.2 -23.9 -23.5 -23.4 -22.7 -22.4 -21.8 -21.4 -20.2 400mb Dewpt(C): -42.6 -37.3 -37.3 -35.5 -34.2 -33.6 -33.0 -32.4 -47.5 -50.2 -45.9 -46.7 -48.8 -49.3 -39.3 400mb RH (%): 14 22 23 29 35 42 45 46 10 7 11 10 7 7 17 400mb Dir: 220 224 224 215 219 221 229 234 314 39 40 94 97 251 259 400mb Speed(kt): 29 23 30 32 35 37 33 27 5 15 11 10 2 5 23 350mb GPH (m): 8500 8495 8480 8460 8427 8413 8408 8412 8415 8433 8443 8450 8436 8435 8423 350mb Temp (C): -28.6 -28.5 -29.1 -29.6 -30.3 -31.2 -31.5 -31.5 -31.4 -31.2 -30.2 -29.8 -29.0 -28.3 -27.8 350mb Dewpt(C): -51.2 -38.6 -43.3 -40.4 -39.0 -38.5 -38.3 -43.8 -37.7 -56.1 -56.2 -56.7 -42.9 -55.0 -31.3 350mb RH (%): 10 38 26 35 43 50 52 30 55 8 7 6 26 7 73 350mb Dir: 222 224 225 216 218 219 229 238 266 38 44 100 261 346 265 350mb Speed(kt): 24 27 30 36 38 40 37 32 12 11 9 10 6 4 24 300mb GPH (m): 9586 9579 9562 9540 9505 9488 9482 9486 9489 9504 9521 9530 9518 9519 9513 300mb Temp (C): -36.7 -37.6 -38.2 -38.5 -38.7 -38.8 -38.9 -39.6 -40.0 -40.0 -38.1 -37.8 -38.2 -37.4 -36.4 300mb Dewpt(C): -54.1 -46.5 -45.6 -46.2 -48.6 -48.9 -49.7 -45.4 -43.5 -54.6 -57.6 -55.8 -50.0 -59.1 -39.4 300mb RH (%): 16 40 47 46 36 35 33 56 70 21 13 15 29 10 74 300mb Dir: 230 220 220 218 218 219 223 235 249 266 254 135 252 351 273 300mb Speed(kt): 21 28 36 40 44 46 44 49 29 6 10 1 6 10 26 250mb GPH (m): 10822 10809 10789 10764 10729 10713 10708 10706 10706 10725 10749 10759 10744 10751 10748 250mb Temp (C): -46.1 -47.4 -48.1 -48.4 -48.6 -48.6 -48.2 -49.1 -49.3 -48.9 -48.5 -48.4 -48.6 -47.3 -46.7 250mb Dewpt(C): -59.0 -56.3 -57.9 -53.4 -57.9 -56.7 -57.1 -56.0 -55.8 -58.7 -58.3 -53.0 -58.4 -62.2 -50.3 250mb RH (%): 24 37 33 58 35 40 37 46 48 33 33 60 33 18 68 250mb Dir: 230 215 221 220 221 222 224 236 238 243 236 236 317 345 277 250mb Speed(kt): 27 31 42 44 48 51 50 48 33 26 28 19 7 18 28 200mb GPH (m): 12272 12251 12230 12208 12167 12151 12152 12148 12146 12162 12183 12193 12182 12193 12191 200mb Temp (C): -55.0 -55.7 -55.5 -54.3 -54.8 -54.6 -53.8 -53.9 -54.3 -54.9 -56.2 -55.8 -55.3 -55.7 -55.9 200mb Dewpt(C): -68.6 -68.2 -69.1 -68.7 -69.0 -69.9 -72.0 -71.4 -71.2 -73.0 -71.2 -71.3 -70.0 -67.4 -65.4 200mb RH (%): 19 22 19 17 18 15 11 12 13 11 16 15 17 24 32 200mb Dir: 219 223 229 228 227 227 231 232 238 249 250 254 282 311 289 200mb Speed(kt): 38 42 40 45 47 51 46 35 32 24 22 12 11 19 33 150mb GPH (m): 14093 14070 14050 14035 13998 13990 13993 13987 13981 13991 14001 14013 14002 14005 14004 150mb Temp (C): -59.3 -58.6 -58.1 -58.3 -56.6 -55.1 -55.0 -55.1 -55.8 -56.5 -57.1 -58.1 -58.2 -58.5 -58.9 150mb Dewpt(C): -83.4 -81.1 -81.0 -81.1 -83.3 -82.3 -84.8 -82.1 -82.6 -83.1 -83.6 -82.5 -81.0 -81.4 -81.4 150mb RH (%): 4 5 5 5 3 3 2 3 3 3 3 4 5 5 5 150mb Dir: 228 217 227 231 234 238 244 252 260 256 259 253 264 261 272 150mb Speed(kt): 39 42 38 34 36 35 31 27 20 21 19 18 20 22 32 100mb GPH (m): 16600 16587 16584 16570 16541 16538 16545 16544 16528 16530 16539 16545 16530 16530 16525 100mb Temp (C): -63.2 -62.7 -61.4 -60.3 -59.6 -60.3 -60.5 -60.6 -62.0 -61.8 -61.9 -61.5 -62.4 -62.2 -61.8 100mb Dewpt(C): -86.6 -86.1 -87.1 -90.0 -88.1 -88.6 -88.8 -88.9 -87.4 -85.4 -85.4 -87.0 -87.7 -90.2 -85.4 100mb RH (%): 4 4 3 2 2 2 2 2 3 4 4 3 3 2 4 100mb Dir: 216 206 236 234 238 248 260 243 260 264 265 244 264 255 258 100mb Speed(kt): 16 22 22 18 19 18 13 17 16 16 15 17 21 23 26