Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z APR 20, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 985.1 986.4 983.5 983.0 982.9 988.3 986.7 988.4 987.9 987.0 987.4 988.8 990.2 993.6 995.4 Mean SLP (mb): 1008.6 1010.6 1007.6 1006.8 1006.8 1012.7 1011.2 1012.9 1012.4 1011.7 1012.1 1013.5 1014.9 1018.6 1020.5 2m agl Tmp (F): 73.2 57.6 52.8 67.3 71.0 52.9 50.9 49.4 52.2 46.2 45.3 46.2 48.2 42.7 42.2 2m agl Dewpt(F): 45.0 40.5 42.5 49.7 49.7 47.9 49.5 48.6 46.6 42.5 44.2 44.0 39.9 41.5 41.3 2m agl RH (%): 35 52 67 52 46 83 95 97 81 87 96 92 72 96 96 10m agl Dir: 70 340 49 91 256 356 280 312 289 296 239 225 241 195 207 10m agl Spd(kt): 4 6 3 5 10 3 3 4 6 6 5 8 10 6 3 6hr Precip (in): 0.00 0.00 0.00 0.00 0.00 0.04 0.00 0.27 0.07 0.00 0.01 0.06 0.09 0.03 0.02 AccumPrecip(in): 0.00 0.00 0.00 0.00 0.00 0.04 0.04 0.31 0.38 0.39 0.40 0.46 0.55 0.58 0.60 Sfc CAPE (J/kg): 1.5 0.0 0.0 7.1 182.2 4.4 7.1 64.4 39.0 11.9 45.1 57.8 68.3 31.7 6.0 Sfc CINH (J/kg): -0.1 0.0 0.0 -262.4 -8.3 -0.6 -0.2 0.0 0.0 0.0 0.0 -2.0 0.0 -5.1 -8.1 0-3km Hel(J/kg): 100.5 315.5 181.1 129.4 113.5 213.4 160.9 63.2 22.4 -36.7 97.2 110.6 77.9 182.6 131.2 Precip H20 (in): 0.65 0.72 0.70 0.64 0.85 0.83 0.87 0.82 0.68 0.57 0.57 0.62 0.38 0.43 0.61 Lifted Index(C): 1.9 1.5 1.5 1.2 -0.8 1.6 1.8 5.9 4.7 8.1 9.1 7.2 8.9 9.6 11.0 700mb VV(-ub/s): 1.0 1.2 -6.4 4.2 10.0 0.7 3.7 8.4 -1.1 -1.9 1.8 3.6 -0.8 -0.8 -1.3 Thk1000-500mb(m)5564.3 5553.3 5566.3 5566.8 5553.7 5498.7 5481.5 5451.4 5430.2 5424.5 5410.2 5402.2 5387.1 5369.0 5386.8 Thk1000-850mb(m)1382.2 1367.9 1369.8 1380.3 1378.4 1340.3 1337.0 1328.7 1330.4 1320.1 1319.2 1318.0 1316.7 1311.7 1311.2 Thk850-700mb(m):1579.7 1588.4 1598.7 1592.3 1580.5 1573.4 1566.6 1548.2 1543.0 1541.7 1531.9 1530.8 1522.4 1513.2 1526.3 SWEAT Index: 32.5 52.9 76.7 66.9 166.9 74.8 107.3 57.3 83.7 60.7 54.5 76.8 64.2 37.3 28.0 Total Totals Idx 46.4 47.0 48.8 49.4 52.1 47.3 49.4 42.4 46.1 41.8 39.7 42.0 39.4 40.6 37.4 Frz Hgt(ft amsl) 9507 10295 10255 10227 9479 9250 8851 6087 5995 4449 4208 4004 3635 3729 3693 0WetBlbHgt(amsl) 7591 8183 8032 7653 7362 8506 8334 5935 5577 4092 4150 3930 3547 3671 3607 Equil Prs (mb): 481 986 983 415 388 988 878 805 740 848 783 803 767 736 995 Equil Hgt(amsl): 19442 26 26 22932 24433 26 3811 6130 8321 4706 6778 6186 7365 8505 26 Hail Size(in): 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Conv Wind Gust: 52.4 45.3 49.8 55.4 51.1 13.4 10.2 16.3 23.1 20.9 19.0 21.9 23.4 16.6 16.9 Showalter Index: 3.4 3.2 1.8 1.7 0.0 3.9 3.0 7.6 5.7 8.7 9.7 8.8 10.9 9.9 11.7 Cap Strength(C): 0.0 -999.9 -999.9 0.0 0.0 -999.9 4.6 0.0 -999.9 4.0 2.3 0.0 0.0 4.3 -999.9 Storm Dir (deg): 203 173 182 183 205 202 190 192 222 302 326 309 292 97 54 Storm Spd (kts): 10 15 16 18 12 16 15 14 15 13 11 16 15 9 9 2m HeatIndex(F): 73 58 53 67 71 53 51 49 52 46 45 46 48 43 42 2m WindChill(F): 73 58 53 67 71 53 51 49 52 46 45 46 48 43 42 1000mb GPH (m): 74 89 64 58 58 106 92 106 102 96 99 111 122 151 166 950mb GPH (m): 517 521 495 495 498 533 518 531 528 517 520 532 545 569 584 950mb Temp (C): 19.0 14.2 15.1 17.5 18.3 8.8 8.3 6.7 7.2 4.6 5.1 5.0 5.2 3.3 3.3 950mb Dewpt(C): 4.4 5.0 3.0 4.6 7.9 7.5 7.1 6.4 6.9 4.4 4.8 4.8 2.2 3.2 3.1 950mb RH (%): 37 53 44 41 50 91 92 98 98 99 98 99 81 99 98 950mb Dir: 75 1 84 90 260 359 324 322 298 310 251 231 243 206 222 950mb Speed(kt): 3 18 12 9 12 7 6 10 8 11 14 17 16 17 12 900mb GPH (m): 977 978 953 955 957 978 963 972 970 956 959 971 983 1006 1021 900mb Temp (C): 14.8 14.0 14.6 16.4 13.8 6.1 5.7 4.2 4.2 2.3 2.0 1.4 1.0 0.8 0.6 900mb Dewpt(C): 1.6 5.0 1.9 0.9 6.1 5.7 4.4 3.8 3.6 1.0 1.6 1.2 0.7 0.6 0.5 900mb RH (%): 40 54 41 34 59 97 92 97 96 91 97 98 98 98 99 900mb Dir: 67 39 95 140 263 276 347 323 309 323 272 247 245 237 243 900mb Speed(kt): 2 18 22 14 13 8 11 7 8 19 17 24 19 15 6 850mb GPH (m): 1457 1457 1434 1438 1436 1446 1429 1435 1433 1416 1418 1429 1439 1463 1477 850mb Temp (C): 10.7 11.0 12.8 12.9 9.9 4.9 3.8 1.0 1.4 -0.4 -0.8 -1.2 -2.6 -2.1 -2.0 850mb Dewpt(C): -0.3 -1.4 -0.5 -1.6 3.7 2.0 2.8 0.6 0.7 -1.6 -1.0 -1.5 -3.6 -2.2 -3.7 850mb RH (%): 46 41 39 36 65 81 93 97 95 91 99 98 93 99 88 850mb Dir: 245 71 110 170 265 297 344 271 286 313 283 255 256 245 291 850mb Speed(kt): 2 14 24 12 11 6 12 6 12 18 21 28 21 10 6 800mb GPH (m): 1957 1959 1940 1943 1937 1940 1921 1921 1919 1900 1899 1911 1917 1942 1956 800mb Temp (C): 6.4 7.9 10.4 8.8 6.7 4.5 3.1 -0.2 -0.3 -1.2 -4.0 -2.7 -5.5 -5.6 -5.2 800mb Dewpt(C): -3.0 -6.3 -3.1 -4.1 -3.6 2.8 2.6 -0.3 -1.4 -5.2 -4.2 -2.9 -6.7 -5.6 -5.5 800mb RH (%): 51 36 38 39 47 89 97 99 92 74 99 99 92 100 98 800mb Dir: 208 88 151 156 306 74 28 240 272 304 282 254 253 263 6 800mb Speed(kt): 3 17 17 13 5 7 5 12 11 16 20 26 20 12 11 750mb GPH (m): 2483 2487 2473 2472 2462 2465 2444 2437 2433 2414 2408 2420 2422 2443 2464 750mb Temp (C): 2.5 4.5 6.2 5.2 3.0 2.3 2.1 -2.0 -3.3 -2.3 -3.8 -5.4 -5.6 -9.9 -5.1 750mb Dewpt(C): -4.9 -5.1 -8.5 -9.9 -6.9 -0.3 -0.8 -2.6 -4.0 -10.8 -13.7 -5.6 -19.9 -11.5 -8.5 750mb RH (%): 58 49 34 32 48 83 81 95 95 52 47 98 32 88 77 750mb Dir: 169 123 162 142 42 162 140 219 252 310 289 268 253 298 27 750mb Speed(kt): 7 16 19 19 5 18 13 8 10 17 18 20 20 4 15 700mb GPH (m): 3036 3045 3032 3030 3016 3019 2996 2983 2976 2958 2950 2960 2961 2976 3004 700mb Temp (C): -0.8 0.7 0.9 0.7 -0.9 -1.3 -2.5 -4.2 -5.9 -5.7 -5.9 -6.6 -6.6 -7.6 -7.8 700mb Dewpt(C): -13.4 -5.8 -10.4 -15.0 -6.3 -6.1 -3.8 -5.5 -6.7 -10.5 -18.5 -9.7 -46.1 -30.5 -10.1 700mb RH (%): 38 61 43 30 67 70 91 91 94 69 37 78 3 15 83 700mb Dir: 171 156 162 147 78 174 151 153 219 308 303 292 275 20 32 700mb Speed(kt): 20 20 20 28 11 29 19 13 11 15 18 22 22 12 16 650mb GPH (m): 3624 3635 3621 3620 3603 3606 3580 3564 3553 3534 3526 3536 3536 3550 3577 650mb Temp (C): -3.9 -3.8 -4.7 -4.2 -5.1 -5.2 -6.2 -7.4 -9.0 -9.1 -10.0 -9.3 -9.6 -10.0 -10.5 650mb Dewpt(C): -24.0 -11.6 -12.4 -13.5 -7.2 -11.7 -9.3 -8.4 -14.1 -20.3 -16.9 -17.2 -49.5 -51.4 -12.8 650mb RH (%): 20 55 55 49 85 60 78 93 66 40 57 53 3 2 84 650mb Dir: 174 167 168 143 116 172 156 149 182 275 328 305 281 48 30 650mb Speed(kt): 25 25 23 36 15 35 27 26 16 15 17 24 23 14 17 600mb GPH (m): 4251 4260 4244 4244 4227 4228 4200 4183 4167 4150 4139 4149 4149 4162 4188 600mb Temp (C): -7.7 -9.0 -9.3 -9.7 -9.2 -9.9 -10.8 -11.2 -13.3 -11.9 -13.0 -13.1 -13.4 -14.0 -14.1 600mb Dewpt(C): -19.5 -14.6 -11.5 -14.8 -9.2 -16.8 -15.8 -12.6 -26.7 -34.6 -32.4 -22.8 -46.7 -53.3 -16.7 600mb RH (%): 39 64 84 66 100 57 67 89 32 14 19 45 5 2 81 600mb Dir: 174 176 179 156 140 168 160 152 180 222 318 321 277 58 31 600mb Speed(kt): 27 27 30 40 22 38 33 34 23 17 11 24 24 15 17 550mb GPH (m): 4921 4926 4912 4909 4895 4892 4864 4846 4825 4810 4798 4807 4805 4816 4845 550mb Temp (C): -13.1 -14.1 -13.2 -14.4 -13.5 -15.1 -15.4 -15.4 -16.6 -15.6 -15.6 -17.1 -18.0 -18.2 -17.1 550mb Dewpt(C): -18.4 -16.4 -14.7 -16.9 -13.5 -21.9 -17.6 -17.1 -30.4 -24.9 -23.1 -32.3 -46.4 -52.5 -22.4 550mb RH (%): 65 83 88 81 100 56 84 87 30 45 53 26 7 4 64 550mb Dir: 177 187 176 167 160 171 163 152 172 173 350 331 273 64 32 550mb Speed(kt): 29 25 29 40 26 37 39 38 47 21 5 24 24 15 16 500mb GPH (m): 5639 5642 5630 5625 5611 5604 5574 5558 5533 5521 5509 5513 5509 5520 5553 500mb Temp (C): -18.1 -18.7 -18.2 -19.0 -19.3 -20.2 -21.4 -20.4 -22.0 -21.9 -20.8 -22.3 -22.8 -22.5 -21.5 500mb Dewpt(C): -21.2 -21.2 -20.1 -21.4 -19.4 -25.2 -23.0 -22.3 -32.2 -26.3 -26.5 -30.3 -48.0 -50.7 -24.2 500mb RH (%): 76 81 85 82 99 65 87 85 40 68 61 49 9 6 79 500mb Dir: 178 182 169 169 172 172 172 146 156 152 19 302 265 72 44 500mb Speed(kt): 29 24 29 37 37 38 43 38 51 25 13 22 23 17 17 450mb GPH (m): 6418 6420 6409 6400 6386 6377 6342 6329 6296 6286 6280 6281 6273 6284 6323 450mb Temp (C): -23.3 -23.3 -23.7 -24.5 -24.9 -25.2 -27.4 -26.6 -28.8 -26.7 -26.3 -26.0 -28.0 -28.1 -26.1 450mb Dewpt(C): -25.8 -26.2 -26.1 -27.0 -25.5 -33.0 -27.4 -28.6 -42.7 -30.6 -30.2 -30.8 -49.7 -54.5 -32.6 450mb RH (%): 80 77 81 80 95 49 100 84 26 70 70 65 12 7 55 450mb Dir: 183 166 165 170 175 178 166 146 174 184 325 319 244 82 47 450mb Speed(kt): 26 28 29 39 49 45 53 34 55 34 9 9 20 18 20 400mb GPH (m): 7269 7272 7257 7247 7231 7225 7179 7164 7130 7125 7119 7122 7109 7120 7163 400mb Temp (C): -28.9 -29.2 -30.1 -30.4 -30.4 -28.7 -32.2 -34.4 -34.0 -33.3 -32.8 -32.8 -33.5 -33.1 -33.2 400mb Dewpt(C): -31.8 -33.6 -33.2 -33.4 -38.5 -49.8 -36.5 -38.2 -39.1 -36.9 -35.8 -36.8 -45.5 -50.9 -38.9 400mb RH (%): 77 66 75 76 46 12 66 69 61 71 75 68 30 16 57 400mb Dir: 185 164 161 174 185 182 171 158 181 143 103 281 212 100 41 400mb Speed(kt): 26 29 33 42 51 54 61 35 74 42 16 8 19 22 25 350mb GPH (m): 8210 8211 8193 8182 8174 8169 8114 8087 8049 8049 8041 8043 8031 8042 8083 350mb Temp (C): -35.8 -36.1 -37.0 -37.8 -33.5 -34.1 -36.0 -38.7 -41.3 -39.9 -41.1 -41.3 -41.1 -41.3 -41.7 350mb Dewpt(C): -39.2 -39.8 -40.7 -41.3 -49.9 -48.7 -52.6 -52.3 -47.0 -43.9 -44.8 -45.3 -54.7 -49.8 -48.4 350mb RH (%): 72 70 70 71 19 23 18 24 55 67 69 67 23 41 50 350mb Dir: 184 181 176 167 202 188 174 173 178 155 143 309 190 100 34 350mb Speed(kt): 31 33 35 46 72 64 77 70 84 73 15 11 17 26 27 300mb GPH (m): 9263 9262 9239 9228 9241 9232 9170 9134 9084 9079 9067 9068 9057 9068 9106 300mb Temp (C): -44.0 -44.7 -45.6 -44.4 -40.8 -41.6 -42.3 -44.3 -45.2 -49.9 -50.1 -50.7 -49.8 -50.5 -51.5 300mb Dewpt(C): -47.7 -48.5 -49.4 -54.6 -51.8 -52.6 -60.8 -57.4 -59.3 -53.6 -54.7 -54.7 -57.5 -56.6 -55.8 300mb RH (%): 68 67 67 33 31 31 13 24 21 67 60 64 42 50 61 300mb Dir: 187 185 178 186 202 187 173 173 170 162 116 320 176 105 46 300mb Speed(kt): 33 40 50 52 83 75 78 88 87 76 15 7 17 33 25 250mb GPH (m): 10458 10455 10428 10431 10457 10446 10380 10334 10286 10253 10238 10232 10232 10241 10269 250mb Temp (C): -54.5 -55.1 -55.7 -51.2 -49.6 -50.3 -50.6 -52.0 -51.0 -52.7 -55.1 -55.4 -53.4 -53.4 -57.1 250mb Dewpt(C): -58.7 -58.8 -59.5 -66.4 -60.6 -59.3 -67.2 -63.1 -65.9 -67.5 -65.2 -64.7 -68.1 -67.7 -63.4 250mb RH (%): 62 65 64 17 29 36 14 27 17 17 30 33 17 18 47 250mb Dir: 181 172 180 207 203 184 170 177 167 185 112 47 231 62 36 250mb Speed(kt): 34 34 53 79 83 77 73 93 84 48 1 5 9 16 31 200mb GPH (m): 11851 11842 11821 11851 11885 11870 11807 11758 11731 11701 11665 11671 11678 11686 11690 200mb Temp (C): -61.7 -61.8 -60.6 -59.2 -58.5 -58.2 -56.6 -55.3 -52.0 -51.1 -52.4 -52.0 -50.2 -50.9 -53.3 200mb Dewpt(C): -67.6 -68.0 -70.1 -71.0 -72.9 -70.6 -74.1 -73.6 -77.0 -86.7 -82.7 -82.3 -85.1 -80.7 -81.7 200mb RH (%): 48 47 30 23 16 21 11 10 4 1 2 2 1 2 3 200mb Dir: 185 189 190 211 206 188 169 182 177 170 171 297 289 351 20 200mb Speed(kt): 42 34 45 79 72 62 56 75 40 25 15 12 11 13 17 150mb GPH (m): 13650 13650 13632 13655 13676 13674 13620 13601 13586 13564 13537 13541 13555 13559 13549 150mb Temp (C): -56.4 -55.6 -55.4 -56.0 -59.4 -57.7 -58.2 -54.9 -52.7 -52.1 -50.5 -50.5 -50.6 -51.1 -51.7 150mb Dewpt(C): -86.0 -82.5 -85.2 -85.3 -83.7 -79.7 -81.2 -85.2 -87.5 -87.1 -85.9 -81.4 -86.0 -86.3 -86.8 150mb RH (%): 2 3 2 2 4 6 5 2 1 1 1 2 1 1 1 150mb Dir: 190 202 200 212 214 191 177 191 185 202 244 251 295 314 319 150mb Speed(kt): 22 29 23 33 46 37 38 33 30 22 9 12 15 11 12 100mb GPH (m): 16216 16226 16202 16211 16221 16223 16188 16190 16182 16170 16149 16160 16169 16171 16155 100mb Temp (C): -58.4 -57.9 -57.9 -58.8 -58.6 -57.8 -57.2 -57.1 -57.2 -55.0 -55.5 -55.0 -55.2 -55.0 -55.1 100mb Dewpt(C): -91.5 -91.2 -86.9 -91.9 -91.7 -91.1 -86.4 -86.2 -100.4 -89.1 -85.0 -89.1 -89.2 -84.7 -89.2 100mb RH (%): 1 1 2 1 1 1 2 2 0 1 2 1 1 2 1 100mb Dir: 231 217 219 222 223 222 224 211 195 221 233 266 277 289 301 100mb Speed(kt): 18 13 18 22 19 23 16 20 18 20 11 14 11 15 10