Station ID: KPDX Lat: 45.59 Long: -122.60 NAM Model Run: 12Z AUG 22, 2026 Forecast Hours: 0hr 6hr 12hr 18hr 24hr 30hr 36hr 42hr 48hr 54hr 60hr 66hr 72hr 78hr 84hr Sfc Prs(mb): 992.7 995.5 993.9 994.5 995.5 997.0 995.0 993.8 991.8 990.6 988.6 989.4 990.7 993.1 992.5 Mean SLP (mb): 1016.9 1019.7 1017.8 1018.4 1019.7 1021.1 1018.7 1017.8 1015.9 1014.0 1011.5 1012.8 1014.5 1016.8 1015.8 2m agl Tmp (F): 59.7 59.5 67.7 64.3 60.0 63.8 73.0 63.7 58.6 77.1 87.8 76.1 69.0 74.1 82.4 2m agl Dewpt(F): 56.3 53.2 54.1 55.2 57.2 56.4 56.0 55.8 51.1 54.5 52.0 50.3 46.9 57.0 54.1 2m agl RH (%): 88 79 61 71 90 76 54 75 76 44 28 39 44 54 36 10m agl Dir: 183 191 225 211 212 236 338 356 44 76 77 66 120 210 238 10m agl Spd(kt): 2 4 6 5 5 2 7 4 4 10 7 4 3 5 6 6hr Precip (in): 0.00 0.01 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 AccumPrecip(in): 0.00 0.01 0.01 0.01 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 Sfc CAPE (J/kg): 0.0 6.6 13.5 26.9 60.4 33.9 0.4 0.0 0.0 0.0 12.5 13.4 0.0 0.0 0.0 Sfc CINH (J/kg): 0.0 0.0 0.0 -2.8 -0.2 -0.4 0.0 -0.2 0.0 0.0 -30.4 -38.0 0.0 0.0 0.0 0-3km Hel(J/kg): 125.0 27.3 48.0 67.4 24.5 30.8 15.2 52.3 63.3 133.3 110.9 129.4 65.5 59.2 74.6 Precip H20 (in): 1.06 0.89 0.91 0.95 0.84 0.85 0.93 0.91 0.77 0.63 0.74 0.72 0.91 0.94 0.77 Lifted Index(C): 2.0 5.0 2.5 2.6 4.6 7.1 4.7 5.0 6.0 3.9 1.4 -0.1 1.5 3.1 3.7 700mb VV(-ub/s): 3.3 1.5 0.2 -0.7 -1.7 -2.4 -2.3 -1.3 0.1 0.1 1.4 1.1 1.3 1.8 -0.3 Thk1000-500mb(m)5662.8 5611.7 5598.6 5587.6 5589.3 5615.9 5657.1 5675.2 5683.5 5703.8 5732.6 5733.7 5709.0 5691.7 5704.2 Thk1000-850mb(m)1370.9 1357.8 1366.3 1364.5 1357.0 1358.1 1379.4 1383.1 1388.7 1401.6 1421.7 1422.6 1406.1 1394.3 1404.8 Thk850-700mb(m):1624.0 1608.1 1601.3 1590.8 1590.6 1600.4 1609.2 1616.5 1620.5 1627.6 1633.8 1633.4 1632.2 1626.7 1619.9 SWEAT Index: 123.1 108.0 137.5 189.4 122.3 87.7 57.6 28.8 31.6 31.1 63.2 115.2 99.2 100.6 105.4 Total Totals Idx 42.9 40.8 44.7 44.4 38.9 33.8 35.6 36.6 36.6 36.0 43.8 47.9 45.8 42.8 40.2 Frz Hgt(ft amsl) 13479 12100 11787 11612 11679 12289 13569 13920 13857 13931 14344 14256 13540 13797 14380 0WetBlbHgt(amsl) 12525 10805 9399 9016 8847 9212 10255 10818 10500 9827 10520 10030 11679 11325 9349 Equil Prs (mb): 993 996 994 799 821 842 995 994 992 991 263 989 991 993 386 Equil Hgt(amsl): 26 26 26 6665 5945 5305 26 26 26 26 34175 26 26 26 25490 Hail Size(in): 0.01 0.00 0.00 0.00 0.00 0.00 0.16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.02 Conv Wind Gust: 45.2 18.7 34.7 30.9 22.7 27.3 47.0 44.1 48.2 55.6 62.3 62.5 53.1 48.9 60.3 Showalter Index: 3.8 5.6 3.4 3.3 6.7 9.5 8.2 7.4 7.4 7.5 3.1 0.4 1.8 3.5 4.9 Cap Strength(C):-999.9 -999.9 -999.9 4.2 4.8 -999.9 -999.9 -999.9 -999.9 -999.9 0.0 -999.9 -999.9 -999.9 0.0 Storm Dir (deg): 210 224 250 267 300 336 342 339 201 177 217 220 213 211 235 Storm Spd (kts): 15 15 14 14 13 9 8 4 7 8 10 12 11 11 13 2m HeatIndex(F): 60 59 68 64 60 64 73 64 59 77 85 76 69 74 82 2m WindChill(F): 60 59 68 64 60 64 73 64 59 77 88 76 69 74 82 1000mb GPH (m): 142 166 152 156 166 178 161 151 133 121 102 111 124 144 138 950mb GPH (m): 575 597 590 593 598 612 602 590 572 567 556 562 568 587 588 950mb Temp (C): 13.3 10.9 15.0 14.2 12.1 12.3 17.5 17.3 18.5 19.8 26.7 27.4 22.1 18.2 23.1 950mb Dewpt(C): 13.2 10.6 10.7 12.1 11.5 12.0 11.8 12.4 10.5 10.4 9.4 6.5 9.8 11.1 10.2 950mb RH (%): 99 98 75 87 96 98 68 72 59 54 32 25 44 62 43 950mb Dir: 218 193 224 216 228 232 343 20 79 79 81 103 171 204 236 950mb Speed(kt): 5 8 7 11 10 2 8 12 13 17 11 15 10 5 7 900mb GPH (m): 1031 1047 1044 1047 1050 1064 1061 1050 1035 1032 1029 1037 1037 1050 1056 900mb Temp (C): 12.7 8.6 10.6 10.3 9.6 9.6 13.0 15.2 18.0 20.7 23.0 24.5 21.6 18.3 18.9 900mb Dewpt(C): 12.7 8.5 9.9 10.0 8.7 8.3 10.8 9.3 5.2 -1.0 5.2 5.9 7.0 9.0 8.2 900mb RH (%): 100 99 95 98 94 91 86 67 42 23 30 29 38 53 49 900mb Dir: 207 220 224 222 231 245 349 51 85 111 83 143 180 200 229 900mb Speed(kt): 6 8 7 13 11 5 9 6 14 19 13 14 7 9 7 850mb GPH (m): 1513 1524 1518 1521 1523 1537 1540 1534 1522 1523 1523 1533 1530 1539 1543 850mb Temp (C): 14.7 12.4 8.6 7.4 6.9 7.3 12.9 15.2 16.4 18.5 19.5 20.5 18.6 16.9 16.2 850mb Dewpt(C): 4.5 2.0 6.1 7.3 5.6 4.5 1.4 1.0 -0.9 -4.1 2.4 6.4 5.3 5.0 4.8 850mb RH (%): 49 48 84 99 91 82 45 37 30 21 31 39 40 44 46 850mb Dir: 226 237 231 232 215 322 358 28 97 129 153 171 165 167 215 850mb Speed(kt): 11 17 14 15 11 4 12 3 7 9 7 9 7 8 9 800mb GPH (m): 2025 2031 2022 2018 2019 2039 2048 2045 2034 2038 2041 2052 2047 2053 2056 800mb Temp (C): 14.0 10.9 10.0 5.6 6.2 11.8 11.2 12.3 13.3 15.1 16.3 16.3 15.9 14.3 13.1 800mb Dewpt(C): -4.7 -0.3 2.0 4.4 1.0 -5.4 -2.7 -2.0 -2.6 -6.9 -0.5 0.3 2.6 -0.1 4.6 800mb RH (%): 26 45 57 92 69 29 37 36 32 21 31 33 40 36 56 800mb Dir: 242 235 219 247 294 325 330 26 105 154 181 189 164 154 198 800mb Speed(kt): 5 16 20 17 9 12 10 2 4 8 8 12 10 12 14 750mb GPH (m): 2565 2566 2556 2549 2551 2573 2584 2582 2573 2580 2585 2596 2590 2594 2594 750mb Temp (C): 11.1 8.4 7.1 7.1 7.3 7.3 8.4 9.2 9.9 11.2 12.1 11.7 11.8 11.4 9.8 750mb Dewpt(C): -2.0 -3.0 -3.6 -5.7 -6.8 -7.7 -4.2 -2.7 -3.2 -10.1 -5.4 -1.4 -2.7 0.1 -6.8 750mb RH (%): 39 44 46 39 36 33 40 42 39 21 29 40 36 45 30 750mb Dir: 154 216 222 241 285 314 308 64 156 174 200 203 175 162 195 750mb Speed(kt): 5 12 21 21 17 11 10 1 4 11 14 15 14 15 19 700mb GPH (m): 3137 3132 3119 3112 3113 3137 3149 3151 3143 3151 3157 3167 3162 3165 3163 700mb Temp (C): 7.6 4.0 3.6 3.0 2.8 4.0 4.9 6.5 7.0 7.3 7.4 7.5 7.4 6.5 6.8 700mb Dewpt(C): 0.1 -0.6 -8.2 -8.5 -10.4 -6.4 -5.7 -5.4 -7.3 -12.0 -7.7 -15.2 -2.9 -0.6 -23.4 700mb RH (%): 58 72 42 42 37 46 46 42 35 24 33 18 48 60 9 700mb Dir: 167 197 222 242 283 325 296 250 216 176 206 207 180 174 193 700mb Speed(kt): 21 19 22 22 18 14 11 2 5 10 19 21 18 17 22 650mb GPH (m): 3743 3729 3716 3707 3708 3735 3750 3755 3747 3755 3762 3772 3766 3769 3767 650mb Temp (C): 3.0 -0.3 -0.9 -1.2 -0.9 0.1 1.9 3.0 3.2 3.3 3.5 3.9 2.3 2.1 3.5 650mb Dewpt(C): -1.2 -10.9 -11.9 -15.2 -18.1 -10.0 -8.4 -9.2 -11.1 -13.5 -22.7 -24.5 -4.6 -10.0 -21.6 650mb RH (%): 74 45 43 34 26 46 46 40 34 28 13 11 60 40 14 650mb Dir: 174 187 220 242 278 321 299 259 229 185 204 205 187 165 198 650mb Speed(kt): 32 22 23 23 21 17 12 4 7 7 18 23 23 19 25 600mb GPH (m): 4384 4364 4348 4339 4342 4371 4392 4397 4390 4398 4405 4416 4407 4410 4411 600mb Temp (C): -2.3 -4.1 -5.7 -5.2 -4.3 -3.1 -1.2 -1.0 -1.1 -1.0 -0.2 -0.5 -1.8 -1.0 -0.2 600mb Dewpt(C): -10.9 -20.4 -16.9 -21.3 -23.2 -22.9 -13.9 -14.4 -17.1 -18.0 -30.1 -23.6 -20.9 -26.3 -26.1 600mb RH (%): 52 27 41 27 22 20 37 35 29 26 9 16 22 13 12 600mb Dir: 171 182 218 241 277 305 300 245 234 196 204 206 187 181 200 600mb Speed(kt): 37 29 26 24 24 21 14 7 9 7 16 21 24 21 28 550mb GPH (m): 5069 5045 5024 5016 5022 5056 5079 5086 5078 5086 5095 5105 5094 5098 5101 550mb Temp (C): -6.8 -8.1 -10.3 -9.7 -7.9 -6.0 -5.7 -5.3 -5.4 -5.4 -5.0 -5.1 -5.5 -5.9 -4.7 550mb Dewpt(C): -25.1 -27.0 -23.4 -24.4 -33.9 -30.3 -21.4 -20.3 -23.3 -24.1 -25.4 -25.0 -25.3 -24.7 -29.4 550mb RH (%): 22 21 34 29 11 13 28 30 23 22 19 20 20 21 13 550mb Dir: 175 180 216 238 279 302 285 239 232 211 210 209 195 192 204 550mb Speed(kt): 44 40 31 26 28 23 14 8 13 10 17 20 22 25 28 500mb GPH (m): 5805 5778 5750 5744 5755 5794 5818 5826 5817 5825 5834 5844 5833 5836 5843 500mb Temp (C): -11.9 -13.2 -15.0 -14.9 -13.3 -11.0 -10.7 -10.2 -10.6 -10.8 -10.9 -10.5 -10.9 -10.5 -9.6 500mb Dewpt(C): -33.4 -31.8 -32.7 -26.2 -33.8 -29.5 -26.1 -27.3 -30.7 -31.0 -28.2 -32.1 -31.2 -33.1 -32.2 500mb RH (%): 15 20 21 38 17 21 28 24 18 18 23 16 18 14 14 500mb Dir: 179 177 214 239 279 293 277 231 234 214 218 209 196 202 210 500mb Speed(kt): 48 49 35 30 33 26 18 11 17 13 19 19 21 25 29 450mb GPH (m): 6601 6570 6539 6532 6547 6593 6619 6628 6618 6624 6634 6645 6633 6638 6646 450mb Temp (C): -18.4 -19.0 -20.1 -20.6 -19.5 -17.2 -16.7 -16.1 -16.7 -17.1 -16.9 -16.7 -16.1 -15.8 -16.0 450mb Dewpt(C): -38.7 -33.6 -40.2 -35.2 -38.9 -32.9 -32.8 -32.4 -36.9 -34.8 -33.8 -34.8 -39.0 -35.4 -33.6 450mb RH (%): 16 27 16 27 17 25 24 24 16 21 22 20 13 18 21 450mb Dir: 181 179 210 240 283 285 274 235 231 210 223 211 198 205 215 450mb Speed(kt): 53 55 41 38 35 29 20 15 21 19 20 17 20 28 31 400mb GPH (m): 7469 7435 7400 7390 7409 7464 7492 7503 7489 7495 7506 7518 7508 7513 7519 400mb Temp (C): -23.7 -25.3 -26.7 -28.1 -26.5 -24.3 -23.1 -22.8 -24.0 -23.9 -23.4 -22.9 -22.6 -22.9 -23.3 400mb Dewpt(C): -45.5 -42.7 -44.5 -34.3 -44.7 -40.0 -39.1 -39.3 -40.2 -38.7 -40.2 -41.2 -39.8 -38.3 -37.1 400mb RH (%): 12 19 18 56 17 23 23 22 22 25 21 18 20 24 28 400mb Dir: 182 181 208 240 290 276 265 237 218 222 225 218 211 201 217 400mb Speed(kt): 54 63 46 46 40 35 23 18 21 21 23 19 19 31 34 350mb GPH (m): 8431 8392 8347 8332 8357 8420 8454 8465 8447 8453 8467 8480 8471 8476 8481 350mb Temp (C): -30.0 -31.3 -34.2 -36.2 -33.6 -31.9 -30.5 -30.6 -31.7 -31.7 -31.1 -30.8 -30.6 -30.6 -30.5 350mb Dewpt(C): -49.8 -51.9 -48.5 -41.5 -47.7 -45.6 -42.7 -45.3 -43.9 -44.6 -40.4 -45.1 -43.4 -41.3 -54.1 350mb RH (%): 14 12 24 60 24 26 31 24 30 28 41 25 29 36 9 350mb Dir: 182 185 204 239 290 275 263 238 209 226 236 226 213 202 224 350mb Speed(kt): 60 72 57 54 46 42 29 19 20 20 23 22 23 34 33 300mb GPH (m): 9510 9467 9411 9382 9422 9491 9530 9541 9517 9522 9538 9554 9547 9553 9558 300mb Temp (C): -38.4 -38.8 -40.3 -43.2 -40.7 -40.1 -39.1 -39.3 -40.3 -40.8 -40.6 -39.7 -38.8 -38.4 -38.4 300mb Dewpt(C): -52.5 -53.0 -57.4 -55.2 -56.8 -53.3 -49.9 -53.1 -51.5 -49.4 -48.0 -52.7 -54.1 -50.4 -52.7 300mb RH (%): 23 23 16 27 18 25 33 23 31 41 47 26 20 29 22 300mb Dir: 186 185 199 226 275 276 262 234 206 229 232 233 218 207 220 300mb Speed(kt): 68 78 77 57 54 47 34 19 21 21 27 20 27 38 40 250mb GPH (m): 10737 10694 10640 10604 10643 10710 10753 10763 10735 10737 10752 10772 10771 10781 10785 250mb Temp (C): -47.6 -47.0 -44.9 -44.3 -47.5 -49.0 -48.7 -48.8 -49.2 -49.6 -50.2 -49.6 -48.9 -48.0 -48.2 250mb Dewpt(C): -58.5 -60.2 -64.5 -71.4 -61.9 -60.5 -58.7 -64.1 -60.2 -58.8 -58.1 -57.9 -54.1 -58.7 -56.8 250mb RH (%): 30 23 11 4 20 27 32 17 29 35 41 39 56 30 38 250mb Dir: 190 186 197 218 263 270 261 225 208 229 230 237 225 212 218 250mb Speed(kt): 77 79 84 66 59 54 39 21 29 28 30 24 31 43 45 200mb GPH (m): 12185 12150 12119 12096 12098 12147 12185 12194 12164 12165 12177 12199 12203 12213 12220 200mb Temp (C): -52.8 -51.6 -47.8 -45.4 -51.3 -55.4 -57.5 -57.9 -58.5 -58.3 -58.1 -58.6 -58.3 -58.6 -57.2 200mb Dewpt(C): -69.1 -69.2 -73.2 -74.8 -72.8 -70.5 -69.3 -67.3 -65.7 -65.9 -65.4 -65.0 -62.4 -64.1 -65.4 200mb RH (%): 14 12 5 3 7 16 23 32 41 40 41 46 61 51 37 200mb Dir: 192 192 204 225 250 256 252 224 210 217 231 237 233 217 219 200mb Speed(kt): 73 70 63 53 56 53 41 27 29 29 34 32 40 48 48 150mb GPH (m): 14035 14019 14011 13994 13979 13993 14021 14023 13988 13990 14002 14014 14009 14017 14028 150mb Temp (C): -54.8 -51.8 -49.7 -49.4 -50.8 -52.3 -53.8 -53.8 -53.7 -53.7 -54.3 -54.8 -55.9 -57.1 -57.9 150mb Dewpt(C): -84.7 -87.2 -85.4 -85.1 -86.2 -82.6 -83.8 -83.7 -83.9 -83.7 -81.7 -83.9 -80.5 -81.7 -80.7 150mb RH (%): 2 1 1 1 1 2 2 2 2 2 3 2 4 4 5 150mb Dir: 194 198 209 220 237 245 242 223 211 208 223 224 221 219 225 150mb Speed(kt): 51 42 38 36 37 30 33 28 27 27 30 31 34 41 43 100mb GPH (m): 16622 16620 16628 16612 16593 16594 16610 16611 16581 16592 16605 16617 16599 16601 16615 100mb Temp (C): -56.0 -55.8 -55.3 -55.9 -55.3 -55.6 -55.5 -55.6 -55.5 -55.0 -55.2 -54.1 -55.0 -54.5 -53.3 100mb Dewpt(C): -90.2 -90.0 -89.3 -89.7 -84.9 -89.6 -89.5 -89.6 -89.5 -89.1 -89.3 -88.5 -89.1 -88.8 -87.9 100mb RH (%): 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 100mb Dir: 191 183 204 207 226 226 230 211 216 195 212 222 204 200 219 100mb Speed(kt): 23 19 24 27 20 15 18 15 17 18 23 24 18 27 25