Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z FEB 23, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 994.0 996.1 992.5 989.7 985.3 984.0 984.1 991.1 995.9 1000.6 1001.5 1002.6 1002.1 1002.5 1000.9 Mean SLP (mb): 1018.8 1021.0 1017.4 1014.6 1010.0 1008.7 1008.6 1016.2 1021.2 1026.0 1026.7 1027.9 1027.4 1027.9 1026.0 2m agl Tmp (F): 46.7 45.9 42.6 42.2 44.7 43.8 46.8 38.7 38.9 40.7 43.3 40.8 39.8 40.4 44.2 2m agl Dewpt(F): 46.0 45.1 41.0 41.0 44.0 42.5 46.3 36.9 38.2 37.5 37.5 37.6 36.7 37.7 41.1 2m agl RH (%): 98 97 94 96 97 95 98 93 97 88 80 88 89 90 89 10m agl Dir: 146 307 34 74 89 93 176 285 234 230 221 209 209 211 225 10m agl Spd(kt): 4 4 5 5 6 9 2 5 5 9 8 7 7 8 7 6hr Precip (in): 0.00 0.54 0.29 0.17 0.37 0.30 0.28 0.12 0.02 0.01 0.00 0.01 0.02 0.03 0.03 AccumPrecip(in): 0.00 0.54 0.83 1.00 1.37 1.68 1.96 2.07 2.09 2.11 2.11 2.13 2.15 2.17 2.20 Sfc CAPE (J/kg): 20.7 113.4 4.0 0.4 0.0 0.0 5.7 2.8 78.3 74.5 51.1 4.0 3.2 3.7 15.6 Sfc CINH (J/kg): -9.2 0.0 -0.4 0.0 0.0 0.0 -12.8 0.0 0.0 0.0 0.0 -0.8 -0.1 0.0 -1.0 0-3km Hel(J/kg): 100.8 384.2 598.6 234.3 121.8 326.8 188.9 77.0 87.9 142.2 196.5 185.8 185.0 186.3 162.9 Precip H20 (in): 0.72 0.68 0.78 0.85 0.89 0.83 0.64 0.42 0.33 0.36 0.47 0.50 0.49 0.46 0.50 Lifted Index(C): 2.8 6.9 6.0 7.0 9.5 4.6 5.9 11.5 13.0 15.8 15.7 15.3 14.8 15.8 15.0 700mb VV(-ub/s): 20.2 12.6 15.2 6.8 4.7 10.2 5.7 9.2 3.2 -1.0 -2.6 -2.8 -1.5 -2.6 -2.1 Thk1000-500mb(m)5394.0 5385.1 5423.3 5446.7 5472.6 5474.4 5441.3 5335.3 5288.1 5338.5 5383.2 5401.6 5405.1 5421.7 5434.5 Thk1000-850mb(m)1324.8 1313.4 1313.7 1325.7 1330.3 1333.2 1335.7 1301.4 1298.4 1295.3 1303.7 1304.6 1305.1 1305.3 1311.0 Thk850-700mb(m):1531.8 1526.5 1547.7 1547.1 1549.9 1558.5 1544.0 1517.5 1495.6 1496.0 1508.8 1522.4 1524.0 1530.4 1535.1 SWEAT Index: 127.6 90.8 101.9 211.7 112.5 229.5 211.6 136.1 69.1 65.5 87.7 86.7 95.2 91.9 108.2 Total Totals Idx 49.0 42.5 42.5 41.6 36.5 44.9 43.1 35.5 33.9 29.3 29.3 30.1 31.0 29.0 30.2 Frz Hgt(ft amsl) 4727 3637 6574 6467 6309 7580 6204 2458 2359 2049 2957 3181 3263 3285 3715 0WetBlbHgt(amsl) 4663 3514 6483 6401 6194 7506 6110 2204 2281 1978 2844 3075 3201 3212 3624 Equil Prs (mb): 800 741 992 990 985 984 984 991 740 735 750 1003 1002 1003 837 Equil Hgt(amsl): 6426 8406 26 26 26 26 26 26 8316 8631 8187 26 26 26 5397 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 31.3 25.2 13.3 28.7 25.3 25.6 28.8 26.2 21.0 19.2 23.3 23.6 25.3 25.4 26.5 Showalter Index: 4.9 8.9 7.9 7.0 9.9 4.8 6.4 13.0 14.8 17.0 16.4 16.0 15.3 16.2 15.2 Cap Strength(C): 0.9 3.4 5.3 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 0.0 0.0 -999.9 -999.9 -999.9 5.8 Storm Dir (deg): 259 267 265 267 266 262 271 290 314 325 311 304 307 308 306 Storm Spd (kts): 33 25 32 24 24 28 31 27 19 16 20 21 25 26 27 2m HeatIndex(F): 47 46 43 42 45 44 47 39 39 41 43 41 40 40 44 2m WindChill(F): 47 46 43 42 45 44 47 34 34 41 43 41 34 40 44 1000mb GPH (m): 154 171 142 118 82 71 71 131 171 209 216 225 220 224 211 950mb GPH (m): 577 591 560 538 504 492 496 545 585 623 633 641 636 640 630 950mb Temp (C): 6.8 3.9 3.1 5.3 6.5 7.3 8.8 1.3 0.9 0.0 2.1 2.1 2.6 2.5 3.5 950mb Dewpt(C): 6.5 3.6 2.1 5.0 6.1 7.1 8.4 0.8 0.5 -0.3 1.4 1.4 2.2 2.2 3.2 950mb RH (%): 98 98 93 98 97 98 98 96 98 98 95 95 98 98 98 950mb Dir: 207 305 52 130 111 107 227 303 252 237 226 226 228 227 232 950mb Speed(kt): 19 5 12 8 15 19 14 14 14 17 18 23 25 25 19 900mb GPH (m): 1018 1028 996 979 947 937 941 978 1018 1054 1067 1076 1071 1075 1066 900mb Temp (C): 3.1 0.4 1.5 4.1 5.1 6.1 5.8 -1.4 -2.0 -2.7 -1.3 -0.7 -0.5 -0.5 0.4 900mb Dewpt(C): 2.9 0.1 1.0 3.9 4.8 5.8 5.5 -4.3 -2.2 -3.6 -1.7 -0.9 -0.8 -0.8 0.1 900mb RH (%): 98 97 96 98 98 98 98 81 98 94 97 98 98 98 98 900mb Dir: 239 355 68 207 150 201 237 314 278 263 235 249 250 254 254 900mb Speed(kt): 22 5 10 14 12 19 26 23 17 21 22 22 24 24 23 850mb GPH (m): 1479 1485 1455 1444 1412 1404 1407 1432 1469 1504 1520 1530 1525 1530 1522 850mb Temp (C): -0.3 -1.9 0.2 3.1 2.5 4.1 2.7 -3.1 -5.8 -5.7 -4.3 -4.0 -3.5 -3.1 -2.2 850mb Dewpt(C): -0.6 -2.4 0.0 2.8 1.8 3.8 2.4 -4.9 -6.2 -6.7 -4.5 -4.2 -3.7 -3.4 -2.5 850mb RH (%): 98 96 98 98 95 98 98 87 97 93 98 98 98 98 98 850mb Dir: 245 332 195 229 237 222 240 298 279 271 262 261 262 272 279 850mb Speed(kt): 27 6 13 27 9 19 27 20 21 20 24 19 21 20 24 800mb GPH (m): 1962 1965 1942 1934 1900 1896 1895 1911 1941 1976 1995 2005 2001 2006 2001 800mb Temp (C): -2.2 -4.0 0.3 0.3 0.1 2.5 0.0 -4.5 -9.2 -9.2 -7.6 -6.7 -6.7 -5.8 -4.1 800mb Dewpt(C): -2.5 -4.7 0.0 0.0 -0.2 2.3 -0.3 -5.2 -11.1 -10.6 -8.0 -8.3 -7.9 -7.7 -8.3 800mb RH (%): 98 95 98 98 98 98 98 95 86 90 97 89 91 87 73 800mb Dir: 245 235 214 228 253 225 239 273 278 276 277 273 284 288 283 800mb Speed(kt): 39 4 42 34 21 22 29 21 26 21 25 22 24 25 30 750mb GPH (m): 2472 2471 2458 2448 2416 2415 2409 2416 2437 2472 2494 2511 2507 2515 2512 750mb Temp (C): -5.3 -6.8 -2.1 -3.3 -1.8 -0.6 -3.6 -7.6 -11.1 -11.4 -9.7 -4.6 -4.5 -2.5 -2.4 750mb Dewpt(C): -5.9 -7.5 -2.4 -3.6 -2.0 -0.9 -4.3 -8.7 -21.3 -16.9 -14.4 -17.6 -13.4 -30.9 -20.6 750mb RH (%): 95 94 98 98 98 98 95 92 43 64 69 36 50 10 24 750mb Dir: 240 210 223 231 244 230 238 258 283 294 292 286 289 286 285 750mb Speed(kt): 46 13 61 37 34 29 32 25 31 24 25 29 35 37 38 700mb GPH (m): 3011 3011 3003 2991 2962 2963 2951 2949 2965 3000 3029 3052 3049 3060 3057 700mb Temp (C): -8.0 -6.2 -5.4 -5.5 -4.5 -4.0 -7.4 -11.1 -12.8 -12.5 -7.6 -6.0 -4.8 -4.0 -4.5 700mb Dewpt(C): -8.9 -6.4 -5.7 -5.8 -5.2 -4.3 -9.9 -12.7 -34.5 -34.0 -31.7 -13.8 -22.1 -30.0 -11.4 700mb RH (%): 93 98 98 98 95 98 82 88 15 15 13 54 25 12 59 700mb Dir: 234 217 228 232 241 237 239 257 280 299 299 289 287 286 283 700mb Speed(kt): 52 48 65 29 29 33 39 28 37 27 30 31 39 41 43 650mb GPH (m): 3583 3588 3581 3570 3544 3545 3524 3514 3525 3566 3603 3630 3629 3641 3638 650mb Temp (C): -10.8 -9.6 -8.4 -8.4 -6.8 -6.6 -9.6 -14.0 -16.7 -12.3 -9.4 -8.0 -7.6 -6.6 -6.7 650mb Dewpt(C): -11.9 -10.1 -9.0 -9.3 -7.6 -6.8 -29.7 -32.7 -35.9 -42.3 -15.3 -16.5 -22.2 -21.1 -19.0 650mb RH (%): 91 97 96 94 94 98 18 20 18 7 63 51 30 31 37 650mb Dir: 226 223 232 239 237 237 240 254 281 310 301 289 286 286 281 650mb Speed(kt): 58 62 60 32 32 43 48 37 36 27 31 34 42 45 49 600mb GPH (m): 4194 4200 4198 4186 4164 4165 4139 4118 4120 4176 4219 4248 4247 4262 4259 600mb Temp (C): -14.4 -14.3 -12.1 -12.3 -10.0 -11.4 -12.7 -17.2 -20.9 -13.0 -11.2 -10.6 -10.7 -9.9 -9.5 600mb Dewpt(C): -15.8 -15.6 -13.0 -13.9 -11.2 -12.1 -44.6 -41.3 -36.6 -27.4 -20.2 -25.5 -24.6 -22.7 -22.3 600mb RH (%): 89 90 93 88 91 95 5 11 24 29 48 29 31 35 35 600mb Dir: 221 228 237 254 232 233 239 248 285 321 298 287 284 284 280 600mb Speed(kt): 66 66 54 46 42 54 54 49 35 24 32 36 45 48 55 550mb GPH (m): 4848 4854 4857 4848 4832 4829 4799 4764 4760 4836 4884 4912 4911 4928 4926 550mb Temp (C): -19.3 -19.0 -16.9 -14.7 -12.5 -13.9 -15.3 -20.9 -22.6 -15.7 -13.9 -14.6 -14.8 -13.7 -13.1 550mb Dewpt(C): -21.2 -21.5 -18.7 -16.5 -13.8 -31.8 -46.0 -44.4 -48.6 -29.5 -27.3 -25.1 -26.9 -26.4 -28.0 550mb RH (%): 86 81 86 86 90 21 6 11 8 30 32 41 36 34 28 550mb Dir: 219 241 247 247 245 242 248 250 297 325 294 284 284 284 279 550mb Speed(kt): 71 70 56 53 64 64 72 60 31 21 37 42 48 51 59 500mb GPH (m): 5548 5556 5565 5565 5554 5545 5512 5466 5459 5547 5600 5627 5625 5646 5645 500mb Temp (C): -24.9 -23.4 -21.1 -17.9 -16.1 -18.5 -19.0 -21.7 -23.0 -20.8 -19.0 -19.2 -19.1 -17.7 -17.5 500mb Dewpt(C): -27.1 -27.5 -23.7 -19.9 -17.4 -35.8 -47.0 -54.5 -70.9 -36.2 -36.2 -33.6 -30.0 -31.6 -34.8 500mb RH (%): 82 69 80 84 90 21 7 4 1 25 21 27 38 29 21 500mb Dir: 224 251 261 246 240 243 245 252 312 337 290 282 285 286 279 500mb Speed(kt): 73 79 76 62 72 76 92 97 28 25 39 48 53 52 60 450mb GPH (m): 6304 6323 6342 6350 6340 6323 6289 6235 6224 6317 6373 6402 6402 6426 6425 450mb Temp (C): -30.1 -26.4 -22.9 -20.2 -21.2 -23.1 -24.0 -25.6 -27.2 -26.7 -25.4 -24.8 -23.8 -22.6 -23.1 450mb Dewpt(C): -32.5 -29.6 -25.3 -22.2 -22.8 -41.6 -50.2 -57.1 -66.8 -45.5 -43.0 -41.8 -34.5 -32.9 -44.7 450mb RH (%): 81 75 81 84 87 18 8 4 1 16 19 20 38 40 13 450mb Dir: 235 252 246 240 240 243 245 247 302 332 290 281 284 286 279 450mb Speed(kt): 89 99 93 83 77 88 98 112 29 24 40 49 58 55 62 400mb GPH (m): 7138 7168 7197 7213 7199 7176 7138 7079 7061 7153 7214 7246 7252 7279 7275 400mb Temp (C): -32.8 -29.9 -27.6 -25.7 -26.9 -28.5 -29.1 -30.8 -32.7 -34.2 -32.9 -31.7 -29.8 -28.8 -29.7 400mb Dewpt(C): -44.2 -32.7 -30.2 -28.1 -29.0 -41.0 -53.9 -59.6 -69.1 -47.4 -47.7 -40.8 -42.8 -42.1 -50.4 400mb RH (%): 32 77 79 81 83 30 8 5 2 26 23 41 28 28 13 400mb Dir: 241 248 239 241 240 244 246 247 281 345 293 283 286 285 276 400mb Speed(kt): 112 117 104 94 83 93 106 121 41 22 37 45 58 56 63 350mb GPH (m): 8067 8106 8144 8167 8147 8119 8079 8015 7990 8072 8137 8174 8187 8218 8214 350mb Temp (C): -37.4 -36.4 -33.9 -32.7 -34.3 -34.9 -34.9 -36.2 -38.3 -41.4 -40.6 -39.6 -37.4 -36.7 -36.1 350mb Dewpt(C): -49.2 -39.9 -37.3 -35.7 -37.6 -38.8 -57.7 -65.5 -73.1 -58.8 -50.6 -51.4 -48.9 -54.3 -58.0 350mb RH (%): 30 71 73 75 73 68 9 4 2 15 35 29 31 16 10 350mb Dir: 246 242 241 243 244 247 246 250 268 337 300 285 288 285 279 350mb Speed(kt): 126 124 115 105 85 104 118 127 65 21 36 44 55 56 68 300mb GPH (m): 9117 9154 9204 9232 9206 9177 9137 9070 9036 9102 9168 9210 9230 9265 9267 300mb Temp (C): -44.0 -45.3 -43.1 -42.2 -43.1 -42.7 -42.8 -42.8 -44.0 -48.2 -48.6 -47.6 -46.5 -45.5 -43.5 300mb Dewpt(C): -49.2 -49.0 -46.5 -45.5 -46.6 -47.6 -59.9 -67.6 -73.6 -64.5 -61.5 -58.9 -54.3 -58.6 -48.2 300mb RH (%): 58 68 70 71 70 60 15 6 3 15 23 28 43 23 61 300mb Dir: 249 247 248 245 253 248 247 251 265 303 295 293 289 281 279 300mb Speed(kt): 140 133 127 113 85 112 125 137 80 26 40 46 56 59 101 250mb GPH (m): 10317 10348 10407 10433 10403 10382 10340 10277 10244 10284 10344 10393 10414 10455 10467 250mb Temp (C): -52.7 -53.4 -51.9 -52.9 -54.2 -52.0 -52.2 -51.0 -49.1 -53.1 -55.9 -55.1 -54.9 -55.1 -54.1 250mb Dewpt(C): -57.2 -57.3 -57.6 -56.8 -57.8 -55.7 -65.8 -67.3 -73.6 -70.9 -66.6 -65.6 -65.4 -64.6 -58.1 250mb RH (%): 59 64 52 64 66 66 20 15 5 11 27 28 29 33 63 250mb Dir: 253 257 257 244 258 253 251 251 263 283 291 284 284 281 281 250mb Speed(kt): 149 144 132 116 92 131 124 136 95 46 43 50 62 56 112 200mb GPH (m): 11727 11753 11815 11841 11806 11796 11759 11709 11692 11716 11750 11794 11817 11849 11857 200mb Temp (C): -59.5 -59.5 -63.3 -61.7 -60.0 -59.9 -57.7 -54.6 -52.8 -54.8 -58.9 -60.4 -60.2 -62.6 -64.1 200mb Dewpt(C): -71.2 -70.0 -66.1 -66.0 -64.7 -71.2 -77.2 -75.5 -80.1 -81.9 -76.4 -74.5 -74.1 -70.9 -69.6 200mb RH (%): 23 27 71 59 56 24 8 7 3 3 10 16 17 35 50 200mb Dir: 256 263 259 251 255 253 250 255 264 275 276 286 280 283 284 200mb Speed(kt): 128 121 154 127 105 101 104 106 91 64 65 63 73 88 94 150mb GPH (m): 13555 13575 13596 13625 13610 13604 13585 13560 13542 13547 13560 13590 13612 13631 13638 150mb Temp (C): -52.8 -55.7 -57.1 -59.4 -59.4 -57.0 -54.7 -53.2 -53.7 -56.4 -57.5 -58.5 -59.1 -59.5 -60.6 150mb Dewpt(C): -87.6 -88.8 -86.2 -83.7 -83.4 -83.7 -79.8 -88.1 -88.6 -85.7 -86.5 -84.7 -83.2 -83.5 -83.0 150mb RH (%): 1 1 2 4 4 3 4 1 1 2 2 3 4 4 5 150mb Dir: 251 247 257 264 258 255 255 260 267 271 278 282 283 283 273 150mb Speed(kt): 83 92 69 74 77 84 87 85 80 71 71 66 68 67 83 100mb GPH (m): 16141 16154 16151 16167 16157 16152 16154 16142 16115 16110 16119 16134 16145 16153 16167 100mb Temp (C): -56.9 -57.3 -58.3 -59.4 -60.1 -59.0 -58.0 -57.5 -58.5 -58.0 -57.7 -59.4 -60.4 -61.6 -60.6 100mb Dewpt(C): -86.1 -90.7 -87.2 -88.0 -88.5 -92.0 -91.6 -90.9 -91.6 -91.2 -86.7 -92.3 -88.6 -89.6 -88.8 100mb RH (%): 2 1 2 2 2 1 1 1 1 1 2 1 2 2 2 100mb Dir: 236 250 258 266 261 255 257 259 265 272 281 285 284 283 283 100mb Speed(kt): 52 55 54 54 49 46 52 49 52 53 57 56 60 63 55