Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z MAY 24, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 990.7 992.0 992.9 992.3 988.4 987.2 985.4 984.8 985.5 986.7 986.4 988.7 990.3 992.0 993.1 Mean SLP (mb): 1014.5 1016.4 1017.6 1016.5 1012.1 1011.1 1009.7 1009.0 1009.9 1011.2 1011.0 1013.3 1014.7 1016.5 1018.0 2m agl Tmp (F): 70.1 53.2 46.8 61.4 71.5 64.3 54.3 57.3 50.8 47.9 46.3 48.5 57.1 52.5 45.9 2m agl Dewpt(F): 53.1 48.9 45.3 48.7 45.0 45.9 42.8 47.3 49.1 45.7 44.8 45.9 47.1 46.2 44.9 2m agl RH (%): 54 85 95 62 37 50 65 69 94 92 94 91 69 79 96 10m agl Dir: 304 298 210 277 264 167 173 212 207 200 169 187 270 295 282 10m agl Spd(kt): 6 4 1 3 4 4 4 11 8 7 6 3 5 6 5 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.12 0.07 0.06 0.04 0.03 0.01 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.12 0.19 0.25 0.29 0.31 0.32 0.32 Sfc CAPE (J/kg): 0.0 0.2 0.8 0.0 0.0 0.0 0.0 13.1 114.5 95.2 14.4 42.4 133.7 19.8 7.1 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -0.4 0.0 -7.2 -8.7 0.0 -2.3 0.0 0-3km Hel(J/kg): 11.1 25.4 32.3 60.7 122.5 119.5 175.7 152.1 147.6 69.4 50.0 0.8 88.8 101.5 88.7 Precip H20 (in): 0.69 0.66 0.51 0.60 0.64 0.67 0.52 0.72 0.65 0.65 0.67 0.66 0.69 0.66 0.72 Lifted Index(C): 2.7 5.0 12.7 11.1 10.5 8.8 11.7 11.6 5.9 5.9 2.5 1.8 1.7 4.9 10.1 700mb VV(-ub/s): -1.5 -3.1 -1.5 -0.8 1.9 1.2 2.1 6.6 4.3 -0.5 0.3 -0.7 0.8 1.8 0.2 Thk1000-500mb(m)5593.1 5580.9 5567.0 5585.8 5626.6 5617.6 5575.0 5516.2 5434.5 5393.0 5374.3 5382.5 5422.2 5443.4 5465.1 Thk1000-850mb(m)1369.1 1356.0 1345.4 1355.4 1376.4 1371.9 1354.0 1339.8 1331.9 1324.4 1324.6 1326.6 1338.8 1334.1 1327.9 Thk850-700mb(m):1594.7 1593.6 1587.9 1586.8 1594.4 1592.0 1584.7 1561.2 1540.4 1529.1 1532.3 1535.0 1541.6 1544.4 1556.2 SWEAT Index: 51.9 87.1 54.6 41.9 59.1 110.1 146.3 128.0 143.3 70.2 102.4 119.6 42.1 72.2 59.6 Total Totals Idx 41.5 43.5 23.7 23.4 29.2 30.4 25.8 26.3 41.4 44.3 51.8 53.8 48.0 45.3 35.7 Frz Hgt(ft amsl) 11582 11599 11156 11322 12155 11735 10684 8059 5420 4813 4630 5067 5995 6233 7720 0WetBlbHgt(amsl) 8338 7689 6414 8053 8486 8149 7524 4962 5338 4653 4568 5015 5198 5665 6640 Equil Prs (mb): 991 992 993 992 988 987 985 985 647 641 789 564 483 815 993 Equil Hgt(amsl): 26 26 26 26 26 26 26 26 11689 11865 6572 15143 19007 5950 26 Hail Size(in): 0.18 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: 47.8 44.1 50.3 51.8 58.0 49.5 56.6 35.0 27.8 21.2 20.3 20.7 35.5 23.2 6.9 Showalter Index: 5.7 4.4 14.4 15.1 12.3 11.5 14.2 15.2 8.0 7.0 3.3 2.0 4.7 5.8 10.5 Cap Strength(C):-999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -999.9 -0.9 -0.9 0.9 0.5 -1.7 0.0 2.1 Storm Dir (deg): 338 317 300 289 269 261 248 242 249 261 250 13 23 30 51 Storm Spd (kts): 9 11 13 11 15 21 26 33 30 15 9 5 10 13 15 2m HeatIndex(F): 70 53 47 61 72 64 54 57 51 48 46 48 57 52 46 2m WindChill(F): 70 53 47 61 72 64 54 57 51 48 46 48 57 52 46 1000mb GPH (m): 124 136 144 138 104 94 81 75 82 92 90 109 122 136 147 950mb GPH (m): 562 564 568 569 544 532 509 504 508 515 512 533 551 563 568 950mb Temp (C): 15.2 10.0 7.7 11.5 17.5 16.4 11.2 9.2 7.8 6.1 5.9 5.9 9.7 8.2 4.7 950mb Dewpt(C): 10.7 9.1 6.4 -0.4 4.4 7.6 2.9 6.7 7.4 6.0 5.7 5.8 6.7 6.6 4.5 950mb RH (%): 74 94 91 43 41 55 56 84 98 99 98 99 81 90 99 950mb Dir: 308 330 166 285 263 203 200 210 210 205 185 189 274 309 314 950mb Speed(kt): 8 10 2 2 4 14 14 14 16 14 15 6 6 14 12 900mb GPH (m): 1017 1015 1016 1020 1002 989 960 949 951 956 954 974 997 1007 1009 900mb Temp (C): 10.8 11.3 10.1 10.3 13.5 12.9 11.0 5.0 4.4 2.9 3.6 3.8 5.3 4.7 4.9 900mb Dewpt(C): 9.3 5.7 -6.1 -6.2 -0.9 5.8 -4.6 4.5 3.9 2.7 3.4 3.5 5.2 4.2 3.9 900mb RH (%): 90 68 31 30 36 62 33 97 97 99 98 98 99 97 93 900mb Dir: 308 337 332 286 245 213 208 211 230 225 214 214 279 336 346 900mb Speed(kt): 8 14 12 4 4 14 24 18 20 20 18 10 7 16 14 850mb GPH (m): 1493 1492 1490 1494 1480 1466 1435 1415 1414 1417 1415 1436 1461 1471 1475 850mb Temp (C): 10.2 10.5 9.3 9.2 11.0 9.9 9.4 4.8 1.2 0.3 0.0 0.8 2.2 2.0 3.7 850mb Dewpt(C): 1.3 2.8 -13.1 -10.8 -3.5 -0.4 -7.9 -5.3 0.9 -0.3 -0.3 0.6 -0.8 1.1 -0.9 850mb RH (%): 53 58 19 23 36 48 28 48 98 96 98 99 80 94 72 850mb Dir: 324 321 302 262 232 229 212 218 224 234 219 241 326 347 2 850mb Speed(kt): 12 16 13 8 15 20 28 31 23 23 16 4 11 17 22 800mb GPH (m): 1996 1995 1990 1993 1983 1968 1934 1907 1900 1900 1899 1920 1948 1958 1966 800mb Temp (C): 8.9 8.6 7.7 7.2 8.5 8.2 6.8 2.5 -1.2 -2.7 -2.4 -2.6 -0.7 -0.3 2.4 800mb Dewpt(C): -6.5 -4.6 -12.6 -8.9 -4.5 -3.8 -4.2 -7.9 -1.4 -3.6 -2.6 -3.0 -3.5 -2.5 -2.1 800mb RH (%): 33 39 22 31 39 42 45 46 98 93 99 98 81 85 72 800mb Dir: 343 301 281 257 230 238 217 215 217 237 225 276 341 353 15 800mb Speed(kt): 15 12 17 13 21 27 31 38 28 23 14 2 14 18 25 750mb GPH (m): 2526 2525 2519 2521 2513 2498 2462 2426 2412 2409 2408 2430 2461 2472 2485 750mb Temp (C): 6.1 5.7 5.1 4.8 5.8 5.6 4.3 0.1 -3.5 -5.9 -5.4 -4.3 -3.5 -3.2 -0.8 750mb Dewpt(C): -7.2 -12.2 -12.1 -6.0 -6.2 -7.3 -7.4 -5.6 -3.7 -6.5 -5.6 -6.2 -6.0 -6.0 -3.8 750mb RH (%): 38 26 27 45 41 39 42 65 99 95 98 87 83 81 80 750mb Dir: 336 281 273 252 231 239 220 212 220 240 229 316 356 358 22 750mb Speed(kt): 13 13 20 17 25 33 37 46 36 22 12 2 16 17 22 700mb GPH (m): 3088 3086 3078 3080 3075 3058 3019 2976 2955 2946 2947 2971 3003 3015 3031 700mb Temp (C): 2.6 2.6 1.9 2.1 3.1 2.5 1.2 -2.5 -7.0 -9.5 -8.1 -7.5 -7.0 -5.7 -5.2 700mb Dewpt(C): -11.6 -16.9 -11.4 -8.9 -9.5 -13.5 -12.8 -8.2 -8.0 -10.2 -8.3 -10.0 -8.1 -14.5 -5.9 700mb RH (%): 34 22 36 44 39 30 34 65 92 94 99 82 92 50 95 700mb Dir: 317 271 267 251 233 236 222 209 220 250 238 357 358 5 30 700mb Speed(kt): 13 15 22 18 28 36 41 53 39 21 10 5 18 17 23 650mb GPH (m): 3682 3681 3671 3675 3671 3653 3611 3561 3529 3515 3518 3543 3577 3592 3609 650mb Temp (C): -0.9 -0.8 -1.6 -1.3 0.2 -0.4 -1.8 -4.9 -9.7 -12.4 -12.8 -12.2 -11.0 -8.9 -8.5 650mb Dewpt(C): -24.4 -22.2 -14.8 -11.8 -12.7 -18.5 -18.8 -13.1 -34.2 -14.4 -12.8 -14.6 -11.2 -18.5 -10.6 650mb RH (%): 15 18 36 45 37 24 26 53 12 85 100 82 99 46 85 650mb Dir: 304 261 261 251 236 235 223 207 225 246 267 358 4 11 30 650mb Speed(kt): 14 16 23 20 29 38 47 60 46 23 9 11 17 19 28 600mb GPH (m): 4315 4313 4303 4308 4308 4289 4244 4187 4142 4123 4122 4148 4186 4208 4227 600mb Temp (C): -5.3 -5.0 -5.2 -4.3 -3.0 -3.2 -4.9 -8.2 -12.6 -14.8 -17.1 -17.1 -14.5 -11.6 -11.0 600mb Dewpt(C): -28.9 -24.8 -20.9 -14.8 -15.6 -18.7 -26.1 -15.2 -52.9 -17.4 -17.4 -19.3 -18.1 -22.4 -15.6 600mb RH (%): 14 20 28 44 37 29 18 57 2 81 98 83 74 41 69 600mb Dir: 295 265 258 258 242 232 221 209 220 234 295 1 10 20 27 600mb Speed(kt): 15 17 24 22 27 39 50 67 49 23 9 12 18 22 30 550mb GPH (m): 4991 4990 4981 4990 4993 4973 4923 4861 4803 4779 4768 4796 4841 4869 4892 550mb Temp (C): -10.3 -9.9 -9.1 -7.7 -6.4 -6.3 -8.6 -10.0 -15.0 -17.6 -21.5 -21.1 -18.2 -15.6 -13.3 550mb Dewpt(C): -30.2 -28.4 -24.2 -18.5 -20.1 -24.0 -23.4 -10.4 -48.6 -22.0 -23.6 -25.7 -28.6 -26.3 -28.1 550mb RH (%): 18 21 29 42 33 23 30 97 4 69 84 67 40 40 28 550mb Dir: 277 272 259 261 246 230 218 213 225 230 246 8 10 22 28 550mb Speed(kt): 14 19 27 24 29 40 51 69 67 23 8 6 20 23 27 500mb GPH (m): 5717 5717 5711 5724 5730 5712 5656 5591 5517 5485 5465 5492 5545 5580 5612 500mb Temp (C): -15.0 -15.1 -13.7 -12.5 -10.9 -10.5 -12.2 -13.4 -19.6 -22.2 -26.1 -26.2 -23.3 -21.1 -16.5 500mb Dewpt(C): -45.6 -35.6 -26.0 -19.1 -25.2 -32.8 -26.9 -18.3 -28.3 -28.4 -27.6 -29.5 -31.6 -28.9 -35.0 500mb RH (%): 6 16 35 58 30 15 29 67 47 58 87 75 47 50 19 500mb Dir: 263 266 263 265 245 230 219 214 212 221 201 118 11 19 111 500mb Speed(kt): 12 22 28 25 30 41 52 66 88 25 14 9 20 24 17 450mb GPH (m): 6505 6504 6504 6520 6532 6514 6454 6385 6292 6251 6218 6244 6306 6347 6396 450mb Temp (C): -20.2 -20.5 -19.4 -17.8 -16.3 -15.7 -16.9 -18.4 -24.2 -27.4 -31.0 -31.8 -29.2 -27.8 -21.3 450mb Dewpt(C): -42.7 -41.7 -33.2 -25.5 -26.5 -37.4 -32.9 -30.9 -29.5 -34.8 -36.1 -35.2 -33.4 -34.1 -34.3 450mb RH (%): 12 14 29 52 42 14 24 33 62 51 62 72 68 56 31 450mb Dir: 258 280 271 272 250 225 222 218 204 207 189 136 58 17 128 450mb Speed(kt): 17 27 29 27 27 39 52 71 88 30 22 14 11 28 22 400mb GPH (m): 7366 7364 7366 7390 7406 7389 7327 7252 7139 7087 7045 7069 7136 7183 7252 400mb Temp (C): -26.4 -27.0 -26.2 -24.1 -22.8 -22.8 -23.2 -25.0 -30.5 -33.5 -35.5 -35.7 -34.9 -32.2 -28.4 400mb Dewpt(C): -44.9 -33.6 -34.7 -38.2 -35.0 -33.6 -36.5 -39.2 -41.9 -44.9 -46.7 -48.1 -38.2 -51.5 -40.4 400mb RH (%): 17 55 46 27 33 38 29 26 33 32 32 28 72 14 32 400mb Dir: 242 288 274 282 249 225 219 214 202 198 190 121 71 14 114 400mb Speed(kt): 24 30 31 26 23 34 53 74 87 40 26 13 18 28 33 350mb GPH (m): 8315 8311 8317 8345 8367 8352 8288 8207 8076 8013 7965 7990 8059 8117 8193 350mb Temp (C): -34.0 -34.2 -33.3 -33.0 -31.1 -30.7 -30.6 -32.3 -35.6 -38.6 -39.5 -39.3 -38.7 -36.2 -36.1 350mb Dewpt(C): -47.2 -44.3 -42.4 -36.8 -44.6 -45.7 -36.2 -43.4 -53.1 -54.0 -54.9 -60.8 -58.9 -61.7 -51.1 350mb RH (%): 26 37 41 69 27 23 59 33 16 20 19 10 11 6 21 350mb Dir: 259 277 276 284 254 217 218 213 206 193 194 80 7 13 123 350mb Speed(kt): 31 37 37 29 18 25 49 74 90 46 27 8 24 25 31 300mb GPH (m): 9376 9370 9378 9409 9437 9426 9364 9276 9137 9064 9016 9042 9112 9176 9245 300mb Temp (C): -42.4 -43.0 -42.9 -42.3 -40.9 -39.6 -39.1 -40.4 -40.8 -41.1 -40.0 -40.1 -40.7 -41.0 -43.2 300mb Dewpt(C): -51.8 -50.7 -48.0 -54.7 -56.4 -59.3 -42.9 -51.9 -63.7 -63.2 -69.9 -70.6 -68.4 -66.5 -58.4 300mb RH (%): 37 44 59 27 19 12 68 30 8 9 3 3 4 6 19 300mb Dir: 265 265 276 306 270 211 220 215 211 194 209 22 3 6 100 300mb Speed(kt): 40 42 43 24 13 18 47 74 92 53 17 6 31 31 33 250mb GPH (m): 10581 10573 10578 10612 10649 10646 10586 10494 10361 10298 10259 10283 10346 10404 10461 250mb Temp (C): -52.5 -52.4 -54.2 -53.1 -51.3 -49.4 -49.8 -49.6 -45.7 -42.3 -41.1 -41.3 -43.1 -44.3 -47.6 250mb Dewpt(C): -60.0 -59.0 -57.8 -65.1 -64.0 -57.4 -53.3 -58.6 -75.9 -81.1 -79.9 -74.9 -76.1 -76.9 -75.0 250mb RH (%): 42 47 66 24 23 41 68 36 3 1 1 2 2 2 4 250mb Dir: 272 259 279 341 304 271 216 213 213 205 229 359 2 11 41 250mb Speed(kt): 48 56 46 28 10 14 42 73 77 50 11 13 28 31 21 200mb GPH (m): 11983 11982 11974 12011 12057 12063 12001 11923 11837 11795 11765 11789 11839 11886 11920 200mb Temp (C): -62.5 -61.4 -60.7 -62.3 -62.9 -62.5 -61.4 -57.6 -48.9 -45.4 -43.8 -44.0 -45.8 -47.5 -50.5 200mb Dewpt(C): -69.3 -69.5 -66.4 -67.1 -67.3 -65.9 -64.3 -66.1 -81.4 -82.3 -98.6 -96.3 -82.6 -83.8 -81.5 200mb RH (%): 42 36 50 55 57 66 70 36 2 1 0 0 1 1 2 200mb Dir: 266 268 281 321 314 282 230 210 216 229 257 347 4 14 22 200mb Speed(kt): 51 61 42 33 26 27 41 68 54 32 10 13 23 27 30 150mb GPH (m): 13773 13777 13769 13793 13817 13817 13768 13736 13710 13700 13677 13698 13737 13771 13783 150mb Temp (C): -58.3 -58.2 -59.4 -60.6 -62.1 -62.0 -61.6 -56.3 -51.8 -48.0 -48.2 -48.3 -49.6 -51.0 -52.5 150mb Dewpt(C): -82.5 -84.7 -83.5 -82.7 -80.8 -80.1 -79.2 -86.3 -86.8 -85.0 -84.2 -84.4 -85.3 -86.3 -87.4 150mb RH (%): 4 3 4 5 8 9 10 2 1 1 1 1 1 1 1 150mb Dir: 263 265 279 278 284 243 241 215 241 269 280 353 3 13 22 150mb Speed(kt): 42 37 39 33 22 22 35 34 37 15 10 11 14 21 23 100mb GPH (m): 16329 16330 16327 16340 16352 16361 16320 16325 16330 16333 16318 16337 16366 16386 16382 100mb Temp (C): -57.7 -57.9 -56.8 -57.1 -57.3 -56.5 -55.5 -54.5 -52.7 -53.5 -52.1 -52.8 -53.5 -53.9 -55.6 100mb Dewpt(C): -91.0 -91.2 -86.0 -86.3 -90.8 -90.2 -89.5 -88.8 -87.5 -88.1 -87.1 -87.5 -88.1 -88.4 -89.6 100mb RH (%): 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 100mb Dir: 250 253 273 263 243 246 245 240 267 257 319 349 5 16 25 100mb Speed(kt): 21 20 20 17 15 18 17 17 13 9 8 7 6 12 11