Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z MAY 26, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 986.1 986.3 986.1 987.8 987.5 987.9 987.9 987.9 984.5 985.4 987.4 986.7 983.3 987.0 988.3 Mean SLP (mb): 1010.4 1010.7 1010.6 1012.3 1011.7 1012.4 1012.4 1012.1 1008.1 1009.3 1011.7 1010.6 1006.9 1011.1 1012.7 2m agl Tmp (F): 52.5 50.9 47.3 49.8 59.0 52.3 49.1 54.7 71.9 61.6 55.6 63.3 73.6 58.4 52.0 2m agl Dewpt(F): 50.0 45.8 45.3 46.4 46.7 47.1 47.8 49.8 59.0 54.5 52.3 55.9 61.8 54.3 50.9 2m agl RH (%): 91 82 93 88 63 82 95 83 63 77 88 76 65 86 96 10m agl Dir: 208 199 214 255 311 298 289 248 317 284 160 257 299 221 207 10m agl Spd(kt): 5 4 2 4 8 5 2 3 7 2 2 4 7 7 5 6hr Precip (in): 0.00 0.04 0.01 0.00 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.14 0.31 AccumPrecip(in): 0.00 0.04 0.06 0.06 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.22 0.53 Sfc CAPE (J/kg): 86.5 90.8 22.9 34.2 46.1 0.5 2.8 7.4 0.0 0.0 0.0 0.0 679.1 1.4 16.4 Sfc CINH (J/kg): 0.0 0.0 0.0 0.0 0.0 -14.3 0.0 0.0 -0.1 0.0 0.0 0.0 -204.4 0.0 0.0 0-3km Hel(J/kg): 201.7 -8.6 0.5 63.2 145.1 136.1 189.4 77.4 63.4 57.5 58.8 26.5 121.8 196.2 19.3 Precip H20 (in): 0.82 0.58 0.63 0.58 0.80 0.83 0.96 0.89 1.11 1.17 1.12 1.04 1.22 1.37 1.01 Lifted Index(C): 4.1 6.5 6.7 7.8 4.4 6.7 4.6 4.1 0.7 -1.3 -0.2 -1.5 -3.4 2.3 1.4 700mb VV(-ub/s): 0.6 1.3 -1.2 -1.1 0.6 -0.5 -0.9 -2.1 -0.7 1.5 1.5 -0.3 -0.6 51.8 3.2 Thk1000-500mb(m)5447.1 5417.6 5412.9 5443.4 5481.9 5532.2 5587.9 5619.1 5666.2 5665.2 5630.0 5643.5 5668.2 5599.0 5570.7 Thk1000-850mb(m)1337.0 1330.5 1327.1 1329.0 1345.9 1342.2 1342.9 1353.8 1384.1 1382.7 1363.5 1371.0 1387.6 1360.3 1344.1 Thk850-700mb(m):1546.7 1533.6 1535.8 1539.8 1550.4 1572.4 1597.1 1607.3 1617.3 1618.6 1614.1 1616.9 1625.6 1594.7 1590.6 SWEAT Index: 121.2 60.4 21.8 39.5 82.0 67.2 109.6 110.7 113.0 171.7 147.4 204.0 219.4 174.8 143.4 Total Totals Idx 45.8 42.2 43.4 39.9 44.5 39.7 42.0 42.4 45.7 49.5 47.7 51.0 52.2 45.0 45.9 Frz Hgt(ft amsl) 6273 5074 5287 5657 6657 9689 12023 12789 13260 13150 12549 12812 12938 12040 11542 0WetBlbHgt(amsl) 6202 5000 4954 4961 6209 8018 10565 10132 10776 10677 10715 9633 10956 12001 9785 Equil Prs (mb): 638 679 986 792 711 988 988 988 289 985 987 987 239 987 988 Equil Hgt(amsl): 12101 10458 26 6536 9428 26 26 26 31707 26 26 26 35718 26 26 Hail Size(in): -0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.26 0.15 0.08 0.34 0.27 0.00 0.00 Conv Wind Gust: 29.6 22.0 17.2 19.5 31.0 16.5 46.6 46.4 45.7 40.6 42.0 46.8 52.1 20.6 3.9 Showalter Index: 5.0 7.8 7.1 8.9 5.7 7.5 5.3 4.2 1.9 -1.4 -0.1 -1.9 -2.3 2.5 2.1 Cap Strength(C): 0.0 0.0 -999.9 0.0 -999.9 -999.9 7.0 -999.9 2.0 -999.9 -999.9 -999.9 3.6 5.7 4.6 Storm Dir (deg): 239 243 345 47 65 86 70 73 65 88 124 151 109 16 219 Storm Spd (kts): 27 11 5 7 12 14 16 10 7 6 7 8 10 15 10 2m HeatIndex(F): 52 51 47 50 59 52 49 55 72 62 56 63 74 58 52 2m WindChill(F): 52 51 47 50 59 52 49 55 72 62 56 63 74 58 52 1000mb GPH (m): 87 88 88 102 98 102 102 102 70 79 98 90 59 93 106 950mb GPH (m): 514 514 511 526 529 530 527 529 512 515 528 524 503 526 532 950mb Temp (C): 8.6 7.7 6.4 6.6 11.3 9.2 7.0 8.5 17.9 16.1 10.9 12.9 19.1 11.5 8.2 950mb Dewpt(C): 8.3 6.3 6.2 6.5 6.5 7.5 6.8 7.9 13.2 12.1 10.2 11.8 15.0 11.2 7.9 950mb RH (%): 98 91 99 99 72 88 99 96 73 76 95 93 77 98 98 950mb Dir: 209 215 213 266 318 320 335 244 322 337 196 253 303 229 210 950mb Speed(kt): 12 7 5 5 13 14 10 2 9 10 7 3 8 15 11 900mb GPH (m): 959 957 953 968 977 976 973 977 971 976 981 978 964 978 978 900mb Temp (C): 5.5 3.8 3.7 4.1 6.8 6.1 7.7 10.9 13.3 16.0 12.3 12.7 14.5 11.2 7.1 900mb Dewpt(C): 4.7 3.5 3.1 2.9 5.5 5.5 4.9 6.6 12.2 11.5 10.5 10.4 13.7 10.5 6.6 900mb RH (%): 94 98 95 92 91 96 82 74 93 74 89 85 95 95 96 900mb Dir: 221 228 243 330 324 358 359 15 331 51 246 323 313 218 202 900mb Speed(kt): 18 9 5 10 16 17 17 9 10 6 4 2 9 25 6 850mb GPH (m): 1424 1419 1415 1431 1444 1445 1445 1455 1454 1462 1461 1461 1447 1454 1450 850mb Temp (C): 2.8 0.8 1.1 1.4 2.9 5.9 9.2 11.8 13.7 15.1 13.3 14.5 14.5 8.7 8.7 850mb Dewpt(C): 2.6 0.6 0.0 -0.5 2.5 1.5 3.6 5.7 7.1 10.9 10.2 10.2 9.7 8.2 7.9 850mb RH (%): 99 98 92 87 97 73 67 66 63 75 81 74 72 96 95 850mb Dir: 222 240 280 349 339 14 5 40 27 87 353 32 1 232 265 850mb Speed(kt): 15 10 6 15 18 10 16 9 7 7 3 7 8 21 10 800mb GPH (m): 1912 1903 1900 1916 1932 1940 1947 1961 1964 1973 1970 1972 1959 1954 1950 800mb Temp (C): 0.0 -2.3 -1.7 -0.9 0.5 4.3 7.7 9.8 12.5 12.2 11.5 12.0 13.8 6.8 6.4 800mb Dewpt(C): -0.3 -2.7 -3.0 -4.3 -1.0 0.4 2.9 3.1 5.9 8.9 6.4 7.3 7.3 6.2 6.0 800mb RH (%): 98 97 90 78 90 76 71 62 64 80 70 72 64 96 97 800mb Dir: 206 237 311 358 20 23 23 34 59 85 66 36 49 256 269 800mb Speed(kt): 28 13 8 15 15 10 17 14 8 10 6 8 7 17 11 750mb GPH (m): 2427 2413 2411 2429 2448 2463 2478 2496 2502 2512 2507 2510 2501 2484 2478 750mb Temp (C): -2.9 -5.0 -4.6 -3.7 -2.2 1.9 6.9 8.6 9.3 9.0 9.0 9.2 11.8 6.3 4.4 750mb Dewpt(C): -3.1 -6.3 -6.1 -7.0 -5.1 -2.1 -1.8 -2.8 1.4 4.1 0.6 -0.7 -5.8 6.0 2.5 750mb RH (%): 98 90 90 78 80 75 53 44 57 71 55 49 28 98 87 750mb Dir: 207 248 339 4 39 31 43 30 47 67 79 29 70 296 261 750mb Speed(kt): 40 12 9 13 15 15 21 18 9 9 7 6 12 14 6 700mb GPH (m): 2970 2953 2951 2971 2994 3017 3042 3063 3071 3080 3075 3078 3072 3049 3040 700mb Temp (C): -5.6 -7.6 -8.1 -6.5 -4.1 -0.2 4.2 5.5 6.6 6.2 5.6 5.8 7.0 3.9 3.5 700mb Dewpt(C): -6.2 -12.2 -10.4 -18.9 -6.9 -4.1 -2.1 -6.0 -4.0 -3.4 -2.8 -11.9 -5.6 3.0 -4.6 700mb RH (%): 96 70 83 37 81 75 64 43 46 50 54 27 40 94 55 700mb Dir: 208 253 6 14 45 50 61 30 65 55 120 121 83 333 193 700mb Speed(kt): 50 12 10 11 17 19 27 17 7 6 9 2 17 14 10 650mb GPH (m): 3548 3526 3524 3547 3576 3609 3641 3664 3675 3683 3676 3679 3676 3648 3637 650mb Temp (C): -8.8 -10.2 -10.5 -8.5 -6.4 -2.2 0.1 1.6 2.6 2.4 1.3 1.7 2.3 0.2 -0.9 650mb Dewpt(C): -11.1 -24.2 -14.9 -29.1 -9.2 -14.1 -5.4 -7.2 -8.8 -12.0 -8.6 -13.6 -4.6 0.0 -6.4 650mb RH (%): 84 31 70 18 81 40 66 52 42 33 48 31 60 99 66 650mb Dir: 208 239 10 44 71 59 64 42 80 82 113 147 95 20 180 650mb Speed(kt): 52 12 9 8 16 25 31 15 7 5 12 10 17 17 13 600mb GPH (m): 4163 4138 4135 4165 4198 4238 4278 4303 4316 4324 4313 4318 4316 4284 4271 600mb Temp (C): -12.8 -13.5 -13.7 -10.3 -9.4 -6.2 -3.1 -2.9 -2.0 -2.4 -4.3 -3.1 -3.2 -4.5 -5.2 600mb Dewpt(C): -16.1 -30.9 -22.7 -30.0 -12.0 -16.1 -13.1 -14.3 -13.9 -14.6 -9.4 -16.0 -6.8 -5.1 -10.9 600mb RH (%): 77 22 47 19 82 46 46 41 40 39 68 36 76 95 64 600mb Dir: 208 214 11 76 93 69 51 59 50 90 88 145 100 37 174 600mb Speed(kt): 52 16 8 6 19 28 31 17 10 7 13 19 15 23 20 550mb GPH (m): 4823 4796 4792 4830 4865 4911 4960 4986 5001 5008 4994 5000 4998 4963 4948 550mb Temp (C): -16.3 -16.6 -17.0 -14.0 -14.1 -11.6 -8.4 -7.3 -7.0 -6.9 -8.1 -7.6 -8.9 -9.5 -9.3 550mb Dewpt(C): -19.5 -34.7 -29.1 -28.5 -15.3 -20.7 -16.2 -21.5 -17.9 -17.4 -15.6 -23.5 -11.4 -10.8 -20.6 550mb RH (%): 76 20 35 29 90 47 53 32 42 43 55 27 82 90 40 550mb Dir: 211 197 14 114 92 101 39 63 42 62 73 131 105 50 164 550mb Speed(kt): 58 24 0 9 17 27 31 20 12 12 17 25 19 28 22 500mb GPH (m): 5534 5506 5501 5545 5580 5635 5690 5721 5736 5744 5728 5733 5727 5692 5676 500mb Temp (C): -20.2 -20.4 -21.1 -19.5 -19.5 -16.1 -14.6 -12.4 -12.4 -11.8 -12.1 -13.1 -14.0 -14.1 -14.7 500mb Dewpt(C): -23.5 -41.5 -35.4 -24.6 -22.5 -21.1 -16.9 -25.8 -20.9 -24.1 -24.6 -27.6 -23.7 -15.4 -30.3 500mb RH (%): 75 14 28 64 78 66 83 32 50 36 35 29 44 90 26 500mb Dir: 211 182 178 127 67 107 55 60 64 47 82 123 103 64 159 500mb Speed(kt): 59 33 10 10 15 30 34 24 14 17 19 29 23 35 29 450mb GPH (m): 6309 6278 6270 6319 6354 6418 6480 6517 6532 6541 6525 6525 6518 6485 6465 450mb Temp (C): -24.0 -25.3 -26.3 -25.9 -25.1 -22.4 -19.8 -17.8 -17.8 -17.9 -17.8 -19.8 -19.9 -18.6 -20.6 450mb Dewpt(C): -27.4 -48.2 -43.5 -26.3 -31.3 -25.3 -25.9 -31.0 -27.7 -30.8 -37.0 -28.6 -25.9 -20.3 -36.1 450mb RH (%): 74 11 19 97 57 78 59 31 42 32 18 46 60 87 25 450mb Dir: 202 175 167 130 85 113 61 41 69 54 87 113 106 81 158 450mb Speed(kt): 69 40 20 14 17 32 27 35 18 21 18 27 22 43 33 400mb GPH (m): 7158 7122 7109 7157 7198 7272 7342 7385 7400 7409 7393 7386 7379 7353 7323 400mb Temp (C): -29.9 -31.2 -33.0 -33.7 -30.9 -28.2 -26.4 -24.9 -24.4 -25.0 -25.0 -26.4 -26.9 -24.2 -27.7 400mb Dewpt(C): -33.4 -50.7 -48.6 -35.5 -41.4 -31.6 -32.5 -32.3 -31.6 -33.6 -38.0 -31.1 -32.7 -26.2 -40.0 400mb RH (%): 72 14 21 84 36 73 57 51 52 46 30 65 59 83 31 400mb Dir: 195 171 165 141 122 116 64 46 55 69 85 99 101 95 153 400mb Speed(kt): 78 48 28 18 35 45 25 32 24 27 20 29 26 48 33 350mb GPH (m): 8095 8055 8035 8083 8134 8216 8291 8339 8357 8362 8347 8338 8326 8312 8267 350mb Temp (C): -36.8 -37.7 -38.1 -37.3 -36.0 -35.2 -34.0 -32.8 -32.3 -33.0 -32.7 -33.0 -34.7 -31.6 -34.6 350mb Dewpt(C): -40.6 -55.8 -60.2 -58.3 -60.5 -43.0 -37.6 -42.5 -41.6 -40.3 -42.4 -37.4 -39.5 -34.5 -44.4 350mb RH (%): 69 15 9 11 7 46 70 39 40 50 39 66 63 76 38 350mb Dir: 188 170 162 136 121 118 87 48 47 67 86 78 100 105 137 350mb Speed(kt): 82 59 35 23 48 56 38 29 29 31 25 31 35 50 20 300mb GPH (m): 9142 9108 9089 9139 9194 9275 9352 9404 9424 9429 9409 9400 9386 9382 9326 300mb Temp (C): -43.9 -40.6 -40.4 -41.0 -40.6 -41.5 -42.0 -41.3 -41.2 -40.7 -42.8 -43.1 -42.3 -40.5 -43.0 300mb Dewpt(C): -51.7 -76.4 -72.1 -70.0 -67.7 -54.0 -50.1 -50.7 -49.3 -49.8 -49.9 -46.7 -52.6 -43.9 -52.0 300mb RH (%): 43 1 3 4 5 26 43 37 43 39 47 68 33 71 38 300mb Dir: 184 172 168 126 124 117 94 54 49 68 85 87 98 113 128 300mb Speed(kt): 79 53 29 30 42 57 40 28 30 31 35 30 26 46 16 250mb GPH (m): 10362 10344 10327 10369 10422 10492 10564 10617 10637 10645 10613 10600 10593 10597 10532 250mb Temp (C): -45.0 -42.7 -42.1 -43.7 -44.7 -48.1 -49.7 -50.5 -50.3 -50.4 -51.4 -51.7 -51.0 -50.5 -50.5 250mb Dewpt(C): -73.9 -68.7 -80.4 -77.4 -73.0 -64.9 -63.4 -64.5 -60.6 -54.2 -58.4 -58.3 -58.2 -54.4 -60.8 250mb RH (%): 3 5 1 2 4 14 20 20 31 65 45 47 44 65 31 250mb Dir: 192 191 157 116 107 113 99 52 57 68 80 93 99 116 125 250mb Speed(kt): 70 31 10 18 25 47 33 28 28 29 36 27 23 33 15 200mb GPH (m): 11832 11837 11826 11858 11902 11954 11999 12040 12063 12067 12039 12028 12023 12022 11966 200mb Temp (C): -50.6 -46.2 -45.2 -47.0 -48.0 -50.1 -58.1 -58.2 -57.5 -58.7 -58.0 -56.7 -55.9 -54.9 -53.9 200mb Dewpt(C): -75.4 -82.9 -82.2 -83.5 -84.7 -78.6 -70.0 -68.4 -68.6 -65.2 -67.3 -70.7 -70.7 -69.8 -73.6 200mb RH (%): 5 1 1 1 1 3 23 29 26 46 32 18 16 16 9 200mb Dir: 210 232 73 25 51 54 51 50 50 56 65 81 109 77 147 200mb Speed(kt): 57 18 7 8 20 26 28 31 25 25 38 34 20 13 24 150mb GPH (m): 13713 13732 13726 13746 13782 13813 13822 13851 13866 13870 13847 13850 13850 13860 13800 150mb Temp (C): -50.9 -49.7 -49.4 -49.7 -51.7 -53.7 -55.3 -56.6 -57.8 -56.4 -56.3 -55.7 -56.3 -55.7 -55.1 150mb Dewpt(C): -87.6 -85.8 -85.3 -85.3 -86.8 -88.2 -85.1 -85.4 -84.2 -83.0 -86.3 -85.4 -85.6 -85.1 -89.4 150mb RH (%): 1 1 1 1 1 1 2 2 3 3 2 2 2 2 1 150mb Dir: 229 262 343 19 18 31 38 50 45 54 92 108 146 159 158 150mb Speed(kt): 19 11 13 10 20 21 29 25 22 24 21 18 12 17 24 100mb GPH (m): 16326 16358 16347 16369 16389 16411 16402 16427 16438 16444 16421 16425 16428 16439 16389 100mb Temp (C): -53.4 -54.3 -54.2 -54.2 -54.5 -55.0 -56.3 -56.2 -56.1 -56.3 -56.5 -56.5 -55.8 -55.4 -55.9 100mb Dewpt(C): -88.0 -88.6 -88.6 -84.1 -88.7 -89.2 -90.0 -90.0 -89.9 -90.0 -90.2 -85.8 -89.7 -89.4 -89.8 100mb RH (%): 1 1 1 2 1 1 1 1 1 1 1 2 1 1 1 100mb Dir: 267 308 341 14 28 29 45 59 74 97 104 148 178 168 177 100mb Speed(kt): 12 7 9 11 9 11 13 10 9 9 7 16 16 14 21