Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z MAY 1, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 991.1 992.7 991.1 992.5 991.7 991.0 987.0 988.9 987.3 987.4 984.6 985.1 988.3 989.9 988.4 Mean SLP (mb): 1015.6 1017.0 1015.1 1017.1 1016.4 1015.4 1010.7 1012.8 1011.3 1010.8 1007.6 1008.6 1012.6 1014.3 1012.4 2m agl Tmp (F): 53.0 59.8 64.4 50.2 48.4 53.1 71.0 63.7 58.4 77.5 84.3 72.1 51.8 53.5 60.5 2m agl Dewpt(F): 40.7 50.3 54.7 48.3 47.1 49.9 60.0 58.6 54.0 53.6 52.2 55.3 51.3 50.8 53.4 2m agl RH (%): 62 70 70 93 95 89 67 83 85 42 32 54 98 90 77 10m agl Dir: 75 247 295 314 318 292 319 185 58 74 41 41 182 194 222 10m agl Spd(kt): 3 3 7 5 3 3 5 3 4 8 6 2 5 2 4 6hr Precip (in): 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 0.00 AccumPrecip(in): 0.00 0.00 0.00 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 Sfc CAPE (J/kg): 0.0 0.5 49.7 0.0 1.9 15.7 1399.9 763.8 35.2 441.2 692.5 499.1 6.4 7.8 1.7 Sfc CINH (J/kg): 0.0 -1.0 -124.7 0.0 0.0 0.0 -123.2 -242.0 -28.1 -129.9 -28.3 -106.6 0.0 0.0 0.0 0-3km Hel(J/kg): 89.1 96.5 188.3 156.4 87.4 106.7 149.8 59.6 38.0 55.1 1.2 6.3 59.5 31.0 63.3 Precip H20 (in): 0.65 0.75 0.89 0.93 0.89 0.94 0.90 0.93 0.75 0.74 0.71 0.86 0.87 0.75 0.68 Lifted Index(C): 7.0 4.2 -0.1 0.9 0.1 -0.7 -6.0 -4.2 1.0 -0.8 -1.7 -1.0 -0.2 0.7 4.4 700mb VV(-ub/s): 3.2 0.7 1.7 0.6 -1.5 -0.6 -1.2 2.5 4.1 1.8 -2.6 1.2 -1.7 -0.5 -1.0 Thk1000-500mb(m)5566.5 5545.2 5552.9 5536.0 5534.0 5549.5 5594.2 5594.4 5605.6 5621.6 5651.6 5647.1 5599.3 5582.7 5601.4 Thk1000-850mb(m)1368.0 1355.6 1362.7 1349.1 1345.6 1355.9 1386.1 1383.4 1390.9 1397.8 1412.2 1406.0 1363.6 1353.9 1361.4 Thk850-700mb(m):1588.9 1588.1 1588.8 1586.7 1587.3 1592.7 1604.2 1604.5 1607.0 1608.9 1613.2 1611.7 1605.6 1602.4 1602.3 SWEAT Index: 36.3 46.6 63.9 90.6 149.8 171.1 80.9 216.8 49.4 53.5 33.2 137.3 65.5 83.2 65.9 Total Totals Idx 39.1 44.3 47.6 49.5 51.7 53.1 50.0 55.5 47.3 45.0 45.4 51.0 49.1 49.3 43.6 Frz Hgt(ft amsl) 9993 10265 10433 10164 10204 10469 10728 10961 10883 11087 11401 11357 11132 10939 11748 0WetBlbHgt(amsl) 8828 8401 9458 9653 9080 9364 9004 8586 9315 9650 9616 9608 9537 8417 7816 Equil Prs (mb): 991 993 350 992 992 991 233 252 987 242 233 280 988 990 988 Equil Hgt(amsl): 26 26 27055 26 26 26 35776 34188 26 35138 36026 32216 26 26 26 Hail Size(in): 0.00 0.00 -0.13 0.10 0.00 0.08 0.27 0.33 0.00 0.00 0.02 0.11 0.00 0.00 0.13 Conv Wind Gust: 42.0 43.8 34.4 36.9 37.4 43.2 51.4 46.4 53.6 56.5 57.9 52.5 26.6 21.1 44.6 Showalter Index: 7.1 4.4 2.7 1.5 0.0 -0.7 1.1 -2.5 2.3 3.4 3.0 -0.8 0.8 0.7 3.9 Cap Strength(C):-999.9 -999.9 1.9 -999.9 -999.9 6.3 3.1 5.5 -999.9 0.0 0.0 0.0 11.1 9.3 -999.9 Storm Dir (deg): 212 220 235 219 212 183 159 138 130 125 91 83 76 41 44 Storm Spd (kts): 9 11 14 11 9 8 9 7 9 9 5 5 6 5 6 2m HeatIndex(F): 53 60 64 50 48 53 71 64 58 78 83 72 52 54 61 2m WindChill(F): 53 60 64 50 48 53 71 64 58 78 84 72 52 54 61 1000mb GPH (m): 129 143 128 141 135 128 92 108 95 94 67 74 105 119 105 950mb GPH (m): 560 573 564 566 558 554 532 547 534 539 519 521 532 546 538 950mb Temp (C): 14.4 10.4 13.3 9.2 7.9 8.9 17.3 16.3 20.7 20.8 25.3 23.8 9.0 8.3 11.9 950mb Dewpt(C): 4.7 8.2 11.1 9.0 7.5 8.4 13.8 13.0 5.8 8.7 8.2 9.9 8.6 8.2 10.8 950mb RH (%): 51 86 86 98 98 97 80 80 37 45 32 40 97 99 93 950mb Dir: 113 243 298 344 345 343 331 213 79 77 48 74 185 189 221 950mb Speed(kt): 7 3 8 10 7 2 7 4 17 13 7 5 10 4 5 900mb GPH (m): 1017 1023 1016 1016 1006 1005 993 1006 1000 1004 990 990 984 993 988 900mb Temp (C): 14.3 10.3 9.6 9.5 9.2 12.8 16.8 15.7 18.7 18.9 20.7 20.7 13.6 10.1 9.9 900mb Dewpt(C): 0.0 4.2 8.5 6.1 6.6 6.4 9.4 10.9 2.5 0.5 6.3 5.5 11.0 9.3 9.0 900mb RH (%): 37 65 93 79 83 65 60 73 33 28 38 36 84 94 94 900mb Dir: 120 117 306 351 356 88 42 99 80 87 49 98 200 218 274 900mb Speed(kt): 11 5 7 1 2 10 9 7 19 21 9 7 6 4 4 850mb GPH (m): 1497 1498 1491 1490 1480 1484 1478 1492 1486 1492 1479 1480 1469 1473 1466 850mb Temp (C): 11.8 9.9 9.6 8.8 9.2 11.0 14.9 15.2 15.4 16.0 17.1 16.7 15.2 13.6 13.3 850mb Dewpt(C): -2.5 0.9 2.1 4.1 5.1 4.0 -3.0 4.0 -2.8 -3.9 -2.3 6.0 3.5 4.3 2.4 850mb RH (%): 36 53 59 72 75 61 28 46 28 25 26 48 45 53 47 850mb Dir: 134 156 165 104 128 106 87 86 92 99 56 83 66 322 344 850mb Speed(kt): 12 5 5 3 8 15 21 16 20 22 11 5 2 4 11 800mb GPH (m): 2000 2000 1992 1991 1982 1987 1987 2001 1996 2002 1991 1992 1979 1981 1974 800mb Temp (C): 8.4 7.6 7.4 6.9 7.7 8.3 11.3 11.2 11.9 12.2 13.0 12.2 11.2 10.9 11.0 800mb Dewpt(C): -3.0 -2.2 -0.6 4.9 2.4 2.3 -6.2 -3.6 -5.7 -3.2 -3.8 4.6 3.3 -1.4 -6.3 800mb RH (%): 44 49 56 86 69 65 28 35 28 33 30 59 58 42 29 800mb Dir: 148 169 177 123 134 128 106 91 105 100 64 63 14 338 351 800mb Speed(kt): 8 10 12 8 13 12 15 17 16 11 8 6 3 4 9 750mb GPH (m): 2529 2528 2521 2519 2510 2518 2521 2535 2531 2538 2528 2528 2513 2514 2507 750mb Temp (C): 4.4 4.8 4.7 4.3 4.0 5.2 6.8 7.2 7.3 7.6 8.3 7.8 6.7 6.8 6.8 750mb Dewpt(C): -2.5 -5.2 -2.1 1.6 -0.2 -0.7 -5.6 -8.2 -4.3 -4.1 -4.1 -0.2 1.7 -8.1 -13.8 750mb RH (%): 60 48 61 82 74 66 40 32 43 43 41 56 70 33 21 750mb Dir: 173 180 186 145 131 141 116 112 113 96 76 51 12 335 358 750mb Speed(kt): 11 15 17 12 13 11 9 10 11 6 7 6 5 6 7 700mb GPH (m): 3086 3086 3079 3077 3068 3077 3082 3096 3093 3100 3093 3092 3074 3075 3069 700mb Temp (C): -0.3 0.4 0.8 0.2 0.3 0.9 1.6 2.2 2.0 2.6 3.4 2.9 2.2 1.7 2.6 700mb Dewpt(C): -4.8 -4.7 -2.2 -2.0 -5.2 -3.9 -5.0 -8.4 -5.2 -4.5 -5.8 -6.9 -6.7 -9.6 -19.9 700mb RH (%): 72 68 80 85 66 70 61 45 59 59 51 48 52 43 17 700mb Dir: 195 182 195 165 155 147 134 103 128 95 82 1 16 337 7 700mb Speed(kt): 16 19 22 15 10 11 8 10 9 6 5 4 5 6 7 650mb GPH (m): 3674 3675 3670 3666 3657 3668 3673 3688 3685 3693 3687 3686 3667 3667 3664 650mb Temp (C): -4.5 -4.9 -4.1 -4.7 -4.1 -3.8 -3.4 -3.1 -3.3 -2.9 -1.9 -1.8 -1.9 -2.2 -0.4 650mb Dewpt(C): -10.7 -9.2 -8.0 -7.3 -8.6 -6.4 -6.6 -9.4 -7.3 -6.8 -9.3 -11.0 -16.7 -20.7 -17.5 650mb RH (%): 62 72 74 82 71 82 79 62 74 74 57 49 31 23 26 650mb Dir: 208 188 199 192 204 169 147 112 143 117 102 15 21 350 29 650mb Speed(kt): 21 22 29 19 15 12 9 12 10 8 4 6 4 7 7 600mb GPH (m): 4301 4299 4295 4291 4283 4294 4300 4315 4311 4321 4318 4317 4299 4298 4298 600mb Temp (C): -7.0 -8.8 -8.8 -8.5 -8.8 -8.6 -8.2 -8.2 -8.9 -8.1 -6.2 -5.7 -5.7 -4.9 -4.1 600mb Dewpt(C): -19.8 -20.1 -15.3 -15.9 -13.3 -10.2 -12.0 -12.4 -11.6 -11.6 -17.2 -18.1 -21.9 -29.6 -28.4 600mb RH (%): 36 40 59 56 70 88 74 72 81 76 42 37 27 13 13 600mb Dir: 211 198 198 197 205 188 166 108 129 123 82 39 33 17 27 600mb Speed(kt): 15 23 31 28 20 16 13 11 9 11 3 7 7 9 9 550mb GPH (m): 4973 4968 4963 4959 4951 4961 4969 4985 4980 4993 4993 4993 4976 4975 4977 550mb Temp (C): -12.2 -12.8 -13.3 -13.3 -13.2 -13.6 -13.3 -13.1 -12.8 -11.5 -10.2 -10.0 -9.0 -9.7 -9.2 550mb Dewpt(C): -24.9 -27.5 -28.5 -34.5 -27.7 -20.0 -17.6 -16.5 -15.7 -19.6 -24.0 -23.7 -36.6 -27.0 -24.9 550mb RH (%): 34 29 27 16 29 59 70 75 79 51 32 32 9 23 27 550mb Dir: 203 199 203 198 202 191 171 117 109 105 60 42 44 40 34 550mb Speed(kt): 16 27 31 30 18 15 16 12 12 9 7 9 15 11 12 500mb GPH (m): 5696 5688 5681 5677 5669 5678 5686 5703 5701 5715 5719 5721 5705 5702 5706 500mb Temp (C): -14.9 -16.7 -18.0 -18.3 -18.7 -19.1 -19.1 -18.1 -17.3 -16.5 -15.3 -14.1 -15.2 -15.7 -14.0 500mb Dewpt(C): -45.1 -41.1 -37.3 -38.1 -38.2 -29.1 -23.8 -19.2 -23.9 -26.7 -32.7 -47.2 -23.1 -26.4 -34.5 500mb RH (%): 6 11 17 17 17 42 67 91 57 42 22 5 51 40 16 500mb Dir: 225 196 209 199 199 178 171 129 96 83 53 58 36 47 53 500mb Speed(kt): 13 25 29 27 18 12 19 6 10 10 11 16 18 16 16 450mb GPH (m): 6481 6471 6459 6453 6444 6452 6462 6481 6482 6499 6504 6510 6491 6489 6497 450mb Temp (C): -21.7 -22.3 -23.7 -24.5 -24.9 -24.4 -24.0 -23.6 -22.5 -21.9 -21.7 -20.8 -21.2 -20.7 -19.7 450mb Dewpt(C): -39.1 -41.0 -42.9 -34.5 -30.2 -27.5 -28.2 -29.8 -31.7 -34.8 -43.1 -45.8 -31.5 -36.6 -36.4 450mb RH (%): 20 18 16 40 62 76 69 57 44 31 14 9 40 23 22 450mb Dir: 239 195 212 199 197 168 155 141 83 73 50 46 39 46 59 450mb Speed(kt): 14 26 31 28 23 19 14 5 9 10 13 19 18 21 22 400mb GPH (m): 7335 7324 7307 7299 7289 7299 7312 7330 7335 7352 7358 7366 7348 7348 7358 400mb Temp (C): -29.1 -29.0 -30.3 -30.8 -30.9 -30.7 -29.7 -30.2 -29.4 -29.3 -28.8 -28.1 -27.4 -27.0 -26.5 400mb Dewpt(C): -38.6 -47.4 -41.1 -34.4 -34.0 -33.6 -36.0 -40.5 -40.6 -44.9 -56.0 -45.4 -49.5 -38.0 -51.8 400mb RH (%): 41 16 35 72 75 76 55 37 34 22 6 19 11 36 8 400mb Dir: 255 201 210 198 197 170 168 159 79 64 61 48 47 45 60 400mb Speed(kt): 18 28 34 31 28 24 15 4 11 10 17 23 25 26 27 350mb GPH (m): 8274 8261 8242 8232 8221 8232 8246 8264 8270 8287 8297 8307 8293 8294 8306 350mb Temp (C): -36.5 -37.6 -37.9 -37.7 -38.0 -38.5 -38.5 -38.0 -38.0 -37.8 -36.5 -36.5 -35.3 -34.8 -34.4 350mb Dewpt(C): -50.5 -44.5 -45.6 -41.3 -41.7 -41.9 -44.5 -42.8 -45.3 -52.0 -62.2 -45.2 -51.1 -48.2 -55.1 350mb RH (%): 24 50 46 70 70 71 55 62 48 23 6 42 20 26 12 350mb Dir: 265 206 213 190 187 184 181 169 89 50 63 57 48 48 50 350mb Speed(kt): 24 31 37 33 34 29 17 8 9 8 28 31 37 37 35 300mb GPH (m): 9322 9306 9288 9276 9261 9269 9284 9303 9310 9330 9345 9357 9348 9350 9364 300mb Temp (C): -45.2 -45.7 -45.6 -46.6 -47.5 -48.2 -48.0 -47.7 -47.3 -46.8 -45.7 -44.5 -43.6 -43.1 -43.0 300mb Dewpt(C): -53.4 -49.3 -49.3 -50.2 -51.2 -52.3 -53.1 -52.3 -56.7 -58.0 -61.6 -61.0 -57.2 -54.1 -55.4 300mb RH (%): 41 68 67 68 67 63 57 61 35 29 17 16 23 31 26 300mb Dir: 262 209 213 193 182 193 194 185 127 47 53 55 44 43 50 300mb Speed(kt): 22 35 43 38 40 32 25 17 8 6 35 44 41 40 42 250mb GPH (m): 10513 10493 10473 10458 10438 10442 10460 10481 10489 10513 10534 10555 10548 10551 10567 250mb Temp (C): -54.7 -56.4 -56.6 -56.7 -56.9 -56.3 -56.1 -56.2 -56.4 -55.0 -53.8 -53.0 -52.9 -52.6 -52.3 250mb Dewpt(C): -59.9 -59.8 -60.3 -60.3 -60.5 -61.6 -61.0 -62.1 -61.9 -65.5 -63.8 -64.2 -61.5 -60.3 -59.7 250mb RH (%): 54 67 65 65 65 54 56 49 52 29 31 27 37 41 43 250mb Dir: 259 211 223 201 194 195 191 191 62 53 52 54 44 48 52 250mb Speed(kt): 24 38 49 43 43 27 16 9 11 23 43 68 51 53 50 200mb GPH (m): 11904 11875 11863 11852 11839 11854 11868 11887 11891 11917 11942 11962 11956 11962 11978 200mb Temp (C): -64.6 -63.2 -60.6 -58.5 -57.6 -56.5 -57.3 -57.8 -58.9 -60.2 -60.9 -61.3 -61.0 -60.2 -60.4 200mb Dewpt(C): -69.3 -67.2 -73.2 -73.8 -74.4 -76.7 -73.6 -75.5 -75.5 -69.3 -72.3 -65.7 -66.5 -67.5 -67.6 200mb RH (%): 55 61 20 15 12 8 13 11 12 32 23 58 51 40 41 200mb Dir: 265 229 232 221 230 77 98 45 44 58 49 49 44 39 41 200mb Speed(kt): 38 42 37 27 15 3 3 17 27 26 41 57 65 65 70 150mb GPH (m): 13681 13670 13670 13675 13664 13683 13692 13703 13699 13713 13729 13738 13732 13749 13759 150mb Temp (C): -59.0 -58.1 -57.1 -56.0 -55.5 -56.1 -56.4 -56.8 -57.4 -57.9 -59.3 -60.3 -61.4 -62.2 -61.5 150mb Dewpt(C): -81.5 -82.6 -91.3 -85.8 -84.9 -90.2 -83.0 -86.0 -86.6 -84.4 -83.7 -84.2 -82.4 -78.8 -79.7 150mb RH (%): 5 4 1 2 2 1 3 2 2 3 4 4 6 11 9 150mb Dir: 268 266 251 267 343 356 11 24 24 27 48 37 40 30 37 150mb Speed(kt): 26 21 14 13 11 9 13 13 16 18 21 35 31 38 33 100mb GPH (m): 16227 16222 16233 16239 16231 16243 16255 16263 16251 16262 16271 16276 16256 16268 16271 100mb Temp (C): -58.9 -58.0 -57.1 -57.8 -57.9 -58.1 -58.0 -58.0 -58.8 -59.0 -58.8 -58.6 -59.5 -60.8 -61.1 100mb Dewpt(C): -87.6 -86.9 -86.2 -86.8 -86.9 -87.0 -86.9 -87.0 -91.8 -92.0 -91.9 -91.7 -92.4 -89.1 -89.3 100mb RH (%): 2 2 2 2 2 2 2 2 1 1 1 1 1 2 2 100mb Dir: 268 292 291 315 318 344 351 358 356 360 353 12 11 15 10 100mb Speed(kt): 21 17 14 12 13 10 12 11 12 8 14 10 19 17 16