Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 0Z APR 30, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 995.8 995.0 994.8 994.0 991.2 991.3 991.5 992.5 991.2 992.0 991.7 991.2 988.4 989.3 989.1 Mean SLP (mb): 1019.7 1019.2 1019.2 1017.8 1014.7 1015.2 1015.8 1016.6 1015.1 1016.4 1016.4 1015.6 1012.0 1013.1 1013.0 2m agl Tmp (F): 69.7 60.4 55.2 69.3 76.0 65.0 55.4 64.7 68.0 53.8 48.2 58.4 74.5 65.6 65.1 2m agl Dewpt(F): 48.9 46.2 39.1 48.1 48.3 43.5 42.0 53.3 54.8 46.0 45.6 51.0 60.8 57.4 44.8 2m agl RH (%): 46 59 54 46 36 45 60 66 62 74 91 76 61 74 47 10m agl Dir: 355 48 62 87 69 50 36 277 313 294 281 324 318 44 69 10m agl Spd(kt): 2 4 6 9 6 5 3 3 9 4 3 2 5 3 7 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Sfc CAPE (J/kg): 31.7 0.0 0.0 0.0 2.4 0.0 0.0 1.4 116.7 0.0 0.8 13.8 1534.8 579.1 0.0 Sfc CINH (J/kg): -15.3 0.0 -0.4 0.0 0.0 0.0 0.0 -1.7 -103.3 0.0 0.0 0.0 -114.6 -285.3 0.0 0-3km Hel(J/kg): 1.7 -19.9 57.2 74.1 27.3 89.0 111.3 106.2 206.6 187.6 98.8 79.9 119.7 40.4 79.4 Precip H20 (in): 0.57 0.41 0.37 0.45 0.55 0.54 0.71 0.72 0.82 0.87 0.91 0.86 0.95 0.75 0.59 Lifted Index(C): 4.2 6.3 7.4 3.8 1.5 4.2 5.8 4.0 0.5 -0.7 -0.3 1.5 -5.2 -2.8 1.6 700mb VV(-ub/s): -0.7 -1.9 0.5 -0.5 -0.6 0.3 2.5 2.1 1.4 2.0 0.2 -3.6 -1.6 -2.0 -1.4 Thk1000-500mb(m)5543.8 5553.8 5548.0 5559.3 5586.6 5588.0 5577.5 5570.2 5573.7 5563.5 5559.5 5580.0 5619.1 5627.0 5629.4 Thk1000-850mb(m)1368.4 1370.3 1365.8 1371.9 1387.7 1384.0 1375.3 1369.2 1373.2 1362.3 1354.0 1366.6 1393.0 1399.6 1399.0 Thk850-700mb(m):1567.7 1575.0 1575.6 1578.6 1584.8 1586.6 1587.6 1589.2 1592.2 1594.9 1598.5 1603.8 1611.1 1612.0 1612.3 SWEAT Index: 61.7 63.1 52.5 30.9 11.0 18.6 27.5 37.7 40.2 111.3 138.7 41.8 40.7 45.0 35.9 Total Totals Idx 36.5 34.8 31.0 36.3 43.0 43.3 41.2 43.9 44.1 50.6 52.2 49.0 46.4 46.3 44.5 Frz Hgt(ft amsl) 8696 9543 9495 9811 9935 10189 9812 10056 10270 10553 10704 10939 11346 11334 11392 0WetBlbHgt(amsl) 6424 6136 5925 6701 7814 8520 9229 8776 9577 9429 9244 9470 9780 9272 9158 Equil Prs (mb): 645 995 995 994 415 991 991 993 373 992 992 991 220 268 989 Equil Hgt(amsl): 12313 26 26 26 23219 26 26 26 25681 26 26 26 37179 33122 26 Hail Size(in): 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.29 0.05 0.01 0.00 0.25 0.01 0.00 Conv Wind Gust: 46.1 48.4 48.6 48.8 50.3 50.5 43.2 44.3 47.1 44.9 40.2 46.8 52.7 52.7 54.3 Showalter Index: 9.2 9.8 10.9 8.7 5.1 4.6 5.6 4.4 4.2 0.4 -0.4 1.6 2.7 2.6 3.5 Cap Strength(C): 0.0 -999.9 -999.9 -999.9 0.0 -999.9 -999.9 -999.9 2.3 -999.9 -999.9 -999.9 3.0 0.0 -999.9 Storm Dir (deg): 86 99 119 137 173 209 235 227 245 238 223 177 166 134 116 Storm Spd (kts): 10 11 9 6 4 7 8 9 12 11 8 7 6 6 7 2m HeatIndex(F): 70 60 55 69 76 65 55 65 68 54 48 58 74 66 65 2m WindChill(F): 70 60 55 69 76 65 55 65 68 54 48 58 74 66 65 1000mb GPH (m): 168 162 160 152 127 129 132 140 129 137 135 129 103 112 110 950mb GPH (m): 605 598 594 591 572 569 567 574 567 565 558 558 547 555 553 950mb Temp (C): 15.5 16.4 15.4 15.8 20.0 19.0 17.0 14.1 15.3 11.8 8.2 11.7 19.2 21.6 22.2 950mb Dewpt(C): 7.2 2.9 3.2 5.7 6.1 1.8 3.3 6.2 11.0 7.3 7.0 7.8 14.1 10.2 6.0 950mb RH (%): 57 40 43 51 39 31 39 58 75 73 92 76 72 47 34 950mb Dir: 37 80 96 91 75 75 77 288 320 340 338 16 326 83 84 950mb Speed(kt): 4 14 21 17 8 13 8 2 12 11 6 3 6 11 26 900mb GPH (m): 1061 1055 1049 1047 1033 1031 1026 1030 1022 1020 1010 1014 1010 1023 1020 900mb Temp (C): 12.3 13.3 12.7 13.1 15.9 16.3 15.1 13.5 12.7 13.0 12.5 14.9 17.6 20.6 20.0 900mb Dewpt(C): 2.1 -0.1 -4.9 -2.8 2.4 -0.5 2.3 3.2 6.3 8.5 7.7 4.5 10.1 0.2 0.2 900mb RH (%): 49 39 28 32 39 31 41 49 64 73 72 49 61 25 26 900mb Dir: 63 89 107 107 76 96 141 72 348 344 8 82 43 97 99 900mb Speed(kt): 9 20 23 24 9 13 6 6 11 5 6 14 8 20 24 850mb GPH (m): 1536 1532 1525 1524 1515 1513 1507 1509 1502 1499 1489 1496 1496 1512 1509 850mb Temp (C): 8.6 9.5 9.8 10.3 11.8 12.3 11.8 11.1 11.5 11.2 11.9 13.5 15.8 16.8 16.9 850mb Dewpt(C): -4.7 -6.7 -11.9 -7.9 -2.4 -0.3 0.7 1.3 0.6 4.5 3.8 -0.4 -2.7 -3.9 -4.8 850mb RH (%): 38 31 20 27 36 41 46 50 46 63 57 38 27 23 22 850mb Dir: 88 88 112 119 117 118 171 91 113 56 84 96 87 102 104 850mb Speed(kt): 20 20 20 13 4 7 3 3 4 3 7 14 18 20 15 800mb GPH (m): 2033 2031 2024 2024 2018 2017 2010 2012 2006 2003 1994 2003 2007 2023 2021 800mb Temp (C): 4.5 6.0 6.1 6.6 8.0 7.9 8.0 8.0 9.1 9.0 10.0 11.1 12.4 12.8 13.0 800mb Dewpt(C): -7.2 -13.8 -12.9 -9.4 -5.2 -0.1 1.2 -0.3 -1.5 0.8 -1.9 -3.5 -3.1 -3.4 -6.8 800mb RH (%): 42 22 24 31 38 57 62 55 47 56 43 35 33 32 24 800mb Dir: 102 90 114 128 180 168 168 154 182 147 119 119 121 119 88 800mb Speed(kt): 18 19 13 7 4 6 6 7 9 6 7 8 8 10 3 750mb GPH (m): 2554 2555 2549 2549 2545 2544 2539 2541 2536 2535 2527 2538 2544 2560 2558 750mb Temp (C): 0.6 2.3 2.3 2.7 3.2 3.4 3.7 4.6 4.6 5.8 6.3 7.0 8.3 7.9 8.1 750mb Dewpt(C): -8.2 -14.9 -13.8 -11.1 -6.1 -2.2 -0.8 -3.8 -0.4 -4.7 -5.1 -4.5 -5.2 -4.4 -6.9 750mb RH (%): 52 27 29 35 50 66 72 54 70 47 44 43 38 41 33 750mb Dir: 109 103 109 156 208 199 195 179 190 177 154 131 134 134 33 750mb Speed(kt): 14 14 9 4 5 10 11 12 13 13 10 6 7 4 4 700mb GPH (m): 3104 3107 3101 3103 3100 3099 3095 3099 3094 3094 3087 3100 3107 3124 3121 700mb Temp (C): -2.8 -1.3 -1.4 -0.7 -0.5 0.0 -0.8 -0.3 0.2 0.9 1.3 2.0 3.1 3.0 3.0 700mb Dewpt(C): -11.9 -18.4 -19.4 -21.7 -16.4 -19.3 -2.1 -4.0 -2.1 -2.0 -3.2 -4.0 -4.5 -8.7 -8.1 700mb RH (%): 50 26 24 19 29 22 91 76 84 81 72 64 57 42 44 700mb Dir: 107 106 102 144 196 215 207 195 199 195 170 163 150 122 61 700mb Speed(kt): 13 14 8 4 6 15 17 18 20 18 11 8 6 5 4 650mb GPH (m): 3688 3694 3687 3691 3689 3689 3682 3687 3683 3684 3679 3692 3702 3718 3716 650mb Temp (C): -4.8 -4.5 -4.5 -3.7 -3.0 -2.8 -3.7 -4.0 -3.8 -3.3 -3.2 -3.0 -2.1 -2.4 -2.1 650mb Dewpt(C): -19.7 -25.1 -24.4 -27.4 -29.0 -27.8 -17.7 -17.3 -14.6 -8.7 -5.2 -6.5 -6.3 -7.9 -10.5 650mb RH (%): 30 19 20 14 12 13 33 35 43 66 86 77 73 66 53 650mb Dir: 82 99 79 136 190 217 217 198 201 201 198 176 168 118 105 650mb Speed(kt): 11 10 7 4 5 14 16 19 23 26 13 12 9 4 3 600mb GPH (m): 4315 4319 4312 4317 4318 4318 4310 4314 4310 4311 4307 4320 4331 4347 4345 600mb Temp (C): -6.7 -7.5 -7.5 -6.8 -6.3 -6.3 -6.6 -6.9 -7.7 -8.0 -8.1 -7.6 -7.4 -7.2 -7.1 600mb Dewpt(C): -25.0 -27.7 -31.1 -33.5 -36.7 -33.0 -18.8 -23.9 -21.4 -18.2 -10.7 -9.7 -11.5 -16.0 -20.4 600mb RH (%): 22 19 14 10 7 10 38 25 33 44 82 85 73 49 34 600mb Dir: 17 24 52 164 184 217 217 209 209 203 208 174 196 131 96 600mb Speed(kt): 10 9 7 2 5 11 14 22 23 28 19 15 10 3 3 550mb GPH (m): 4988 4991 4985 4990 4991 4993 4983 4986 4980 4981 4976 4990 5002 5018 5017 550mb Temp (C): -11.3 -11.1 -11.2 -11.2 -11.2 -10.7 -11.3 -11.4 -12.1 -12.7 -13.1 -12.8 -12.8 -12.5 -11.5 550mb Dewpt(C): -30.3 -44.0 -47.9 -47.7 -40.6 -34.9 -27.5 -32.3 -29.3 -27.7 -18.5 -15.6 -18.7 -21.4 -26.3 550mb RH (%): 20 5 3 3 7 12 26 17 23 28 64 80 62 48 29 550mb Dir: 355 6 21 23 182 215 224 206 213 215 204 173 195 141 82 550mb Speed(kt): 19 15 8 1 4 9 14 21 26 25 17 16 11 4 3 500mb GPH (m): 5711 5715 5708 5711 5714 5717 5709 5710 5702 5700 5694 5710 5722 5739 5739 500mb Temp (C): -16.3 -16.0 -16.6 -17.0 -16.8 -15.7 -14.3 -15.7 -16.0 -17.4 -18.3 -18.0 -16.7 -16.7 -16.3 500mb Dewpt(C): -41.9 -48.0 -47.9 -45.3 -36.1 -30.3 -57.6 -46.6 -42.8 -37.5 -26.2 -20.2 -20.9 -24.3 -26.5 500mb RH (%): 10 5 5 7 18 28 2 6 9 16 51 83 70 52 41 500mb Dir: 343 354 357 344 243 272 243 210 212 218 216 196 162 107 48 500mb Speed(kt): 22 22 12 5 3 5 13 15 26 19 15 14 4 5 7 450mb GPH (m): 6495 6497 6489 6493 6496 6504 6497 6496 6486 6480 6471 6488 6504 6521 6523 450mb Temp (C): -21.5 -22.0 -21.9 -22.2 -22.2 -20.6 -21.0 -21.6 -21.8 -23.5 -23.7 -23.4 -22.1 -22.2 -22.4 450mb Dewpt(C): -47.0 -53.7 -53.2 -41.4 -31.1 -51.0 -44.2 -43.1 -57.7 -37.6 -26.7 -26.8 -30.0 -31.2 -36.3 450mb RH (%): 9 4 5 17 45 5 11 13 3 27 77 75 50 45 28 450mb Dir: 347 344 334 332 305 311 256 212 212 211 224 195 172 68 21 450mb Speed(kt): 32 28 22 12 11 14 14 18 30 23 19 7 2 5 9 400mb GPH (m): 7352 7355 7346 7347 7351 7360 7352 7350 7341 7330 7323 7339 7357 7374 7376 400mb Temp (C): -27.4 -27.3 -27.4 -28.2 -28.4 -28.5 -28.6 -28.5 -28.5 -28.8 -28.5 -29.6 -29.1 -28.9 -28.9 400mb Dewpt(C): -47.9 -51.8 -47.4 -30.5 -35.8 -44.7 -36.2 -46.3 -54.9 -31.3 -31.5 -33.8 -39.4 -42.8 -48.1 400mb RH (%): 13 9 14 81 50 21 49 18 7 79 76 68 38 26 15 400mb Dir: 347 340 326 313 309 303 261 222 214 204 230 193 227 62 328 400mb Speed(kt): 42 37 27 15 19 15 18 24 35 36 17 10 9 1 7 350mb GPH (m): 8296 8300 8292 8292 8292 8300 8293 8289 8280 8274 8262 8274 8294 8313 8314 350mb Temp (C): -35.0 -34.9 -35.0 -35.2 -36.3 -36.4 -36.3 -36.9 -35.9 -34.7 -36.8 -37.7 -37.3 -37.0 -37.4 350mb Dewpt(C): -49.5 -49.0 -44.7 -38.4 -45.9 -44.5 -43.3 -47.8 -40.6 -38.1 -40.3 -42.6 -48.2 -42.2 -43.4 350mb RH (%): 23 24 38 73 38 44 50 33 63 72 71 61 33 59 55 350mb Dir: 339 345 326 308 301 299 274 229 215 219 207 199 223 203 312 350mb Speed(kt): 49 43 29 19 18 16 23 28 34 29 26 25 18 7 9 300mb GPH (m): 9351 9358 9347 9343 9340 9348 9343 9339 9337 9329 9308 9318 9339 9357 9357 300mb Temp (C): -43.9 -43.1 -43.6 -45.3 -45.7 -45.5 -45.4 -44.5 -43.3 -44.4 -45.9 -46.0 -46.3 -46.5 -46.1 300mb Dewpt(C): -57.6 -61.4 -51.1 -49.2 -54.3 -55.0 -52.1 -48.1 -46.7 -47.9 -49.5 -51.5 -53.8 -53.9 -56.4 300mb RH (%): 22 13 45 67 39 35 48 68 70 69 68 55 44 45 32 300mb Dir: 339 336 312 319 302 311 271 243 230 212 201 203 216 230 36 300mb Speed(kt): 51 46 30 14 18 21 23 31 32 33 40 38 25 10 17 250mb GPH (m): 10551 10561 10546 10532 10527 10536 10532 10532 10533 10521 10496 10504 10524 10540 10546 250mb Temp (C): -51.9 -52.0 -53.5 -55.2 -55.6 -55.5 -55.2 -55.0 -55.0 -54.9 -55.1 -55.4 -55.5 -55.6 -54.0 250mb Dewpt(C): -64.7 -64.2 -57.2 -58.6 -65.8 -61.5 -58.9 -58.6 -58.4 -58.7 -58.7 -60.5 -62.3 -63.2 -66.5 250mb RH (%): 22 24 66 67 30 49 65 66 68 65 65 55 45 41 22 250mb Dir: 330 330 309 287 304 311 270 245 235 208 202 203 220 323 46 250mb Speed(kt): 66 54 33 13 20 30 28 36 40 40 47 48 39 8 34 200mb GPH (m): 11964 11972 11945 11923 11918 11925 11918 11920 11919 11912 11892 11905 11923 11945 11953 200mb Temp (C): -60.5 -60.8 -62.3 -62.9 -63.4 -63.3 -64.8 -63.7 -64.0 -62.9 -61.2 -59.7 -59.8 -59.2 -60.8 200mb Dewpt(C): -68.9 -69.3 -66.8 -70.5 -67.4 -69.5 -67.9 -66.5 -66.4 -67.0 -68.0 -69.4 -70.0 -75.4 -69.1 200mb RH (%): 35 35 58 38 61 46 67 70 74 59 43 30 28 12 36 200mb Dir: 322 316 291 285 299 298 279 259 246 228 221 217 99 35 42 200mb Speed(kt): 72 61 50 24 25 31 43 48 49 36 28 8 2 28 40 150mb GPH (m): 13753 13761 13731 13717 13706 13703 13690 13696 13703 13707 13693 13713 13730 13744 13737 150mb Temp (C): -58.3 -58.9 -58.9 -57.5 -58.7 -59.6 -60.0 -59.0 -58.3 -57.3 -57.5 -57.3 -57.9 -58.4 -60.0 150mb Dewpt(C): -80.7 -82.6 -82.7 -83.6 -82.9 -83.6 -82.4 -83.3 -84.5 -86.5 -86.7 -86.6 -86.9 -84.7 -84.0 150mb RH (%): 5 4 4 3 4 4 5 4 3 2 2 2 2 3 4 150mb Dir: 311 306 285 278 291 294 281 268 279 274 336 341 16 21 23 150mb Speed(kt): 45 40 34 31 26 27 27 24 20 16 11 7 13 16 22 100mb GPH (m): 16292 16295 16266 16261 16253 16250 16229 16241 16248 16259 16243 16264 16276 16290 16273 100mb Temp (C): -60.9 -60.6 -60.8 -60.8 -59.4 -58.4 -58.1 -58.1 -58.4 -58.8 -58.7 -58.9 -59.1 -58.7 -59.6 100mb Dewpt(C): -89.1 -88.9 -89.0 -89.0 -92.3 -91.6 -91.3 -87.0 -87.2 -87.5 -87.5 -87.6 -87.8 -87.5 -88.1 100mb RH (%): 2 2 2 2 1 1 1 2 2 2 2 2 2 2 2 100mb Dir: 303 298 300 267 281 276 283 288 306 314 336 339 357 6 355 100mb Speed(kt): 21 19 17 18 20 15 17 15 15 14 13 11 12 12 13