UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for PACD... Searching the city database file for: PACD ... Date:1200Z 20 APR 25 Station: PACD WMO ident: 70316 Latitude: 55.20 Longitude: -162.73 Elevation: 31.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1008 31 4.2 3.9 98 0.3 4.1 115 29 276.7 277.6 276.8 290.3 5.02 1 1000 93 4.6 3.8 95 0.8 4.2 160 24 277.8 278.6 277.4 291.4 5.02 2 988 192 5.4 3.0 84 2.4 4.3 165 26 279.5 280.3 278.0 292.7 4.80 3 983 233 6.6 3.0 78 3.6 4.9 167 27 281.1 282.0 278.9 294.5 4.83 4 965 386 7.6 2.6 71 5.0 5.2 179 27 283.6 284.5 280.0 297.0 4.78 5 945 558 7.0 1.0 66 6.0 4.2 199 25 284.7 285.5 280.0 297.0 4.35 6 925 734 5.4 0.9 73 4.5 3.3 200 30 284.8 285.6 280.1 297.3 4.41 7 862 1305 0.0 -0.5 96 0.5 -0.2 197 38 285.0 285.7 280.0 297.1 4.28 8 858 1342 0.0 -0.9 94 0.9 -0.4 198 38 285.4 286.1 280.1 297.2 4.17 9 855 1370 0.4 -1.8 85 2.2 -0.6 199 39 286.1 286.8 280.1 297.3 3.92 10 850 1417 0.2 -2.1 84 2.3 -0.8 200 40 286.4 287.0 280.1 297.4 3.85 11 842 1493 -0.3 -2.2 87 1.9 -1.1 198 39 286.6 287.3 280.3 297.6 3.86 12 836 1550 -0.7 -3.8 79 3.1 -2.0 197 39 286.8 287.4 279.8 296.7 3.45 13 835 1559 -0.7 -4.3 77 3.6 -2.1 197 39 286.9 287.5 279.7 296.5 3.33 14 832 1588 -0.3 -8.3 55 8.0 -3.3 196 39 287.6 288.0 279.0 294.8 2.45 15 824 1666 -0.5 -4.3 75 3.8 -2.0 194 38 288.2 288.8 280.4 297.9 3.37 16 816 1744 -0.5 -4.6 74 4.1 -2.1 192 38 289.0 289.6 280.7 298.7 3.33 17 791 1992 -2.3 -4.9 82 2.6 -3.3 185 38 289.6 290.2 281.1 299.4 3.35 18 776 2143 -3.3 -5.9 82 2.6 -4.3 180 39 290.1 290.7 281.1 299.4 3.17 19 772 2184 -3.3 -7.0 76 3.7 -4.7 181 39 290.6 291.1 281.0 299.2 2.93 20 755 2360 -4.7 -6.3 89 1.6 -5.3 184 40 290.9 291.5 281.4 300.2 3.16 21 720 2732 -7.3 -7.6 98 0.3 -7.4 185 42 292.0 292.6 281.7 300.9 3.00 22 700 2951 -8.3 -9.4 92 1.1 -8.7 190 39 293.3 293.8 281.9 301.3 2.68 23 695 3007 -8.5 -9.8 90 1.3 -8.9 193 38 293.7 294.1 282.0 301.5 2.61 24 652 3499 -11.7 -12.4 95 0.7 -11.9 184 42 295.5 295.9 282.3 302.3 2.26 25 645 3581 -11.9 -13.4 89 1.5 -12.3 182 43 296.2 296.5 282.4 302.6 2.11 26 626 3809 -13.7 -15.2 88 1.5 -14.2 180 45 296.6 297.0 282.4 302.4 1.87 27 621 3870 -13.9 -15.4 88 1.5 -14.3 180 46 297.1 297.4 282.5 302.8 1.86 28 602 4105 -15.7 -16.4 94 0.7 -15.9 180 44 297.7 298.0 282.7 303.1 1.76 29 584 4333 -16.9 -19.5 80 2.6 -17.6 180 40 298.9 299.1 282.7 303.3 1.40 30 583 4346 -16.9 -19.9 77 3.0 -17.6 180 40 299.0 299.3 282.7 303.3 1.35 31 582 4359 -16.7 -20.9 70 4.2 -17.7 180 40 299.4 299.6 282.7 303.3 1.24 32 572 4489 -17.5 -22.3 66 4.8 -18.6 180 40 299.9 300.1 282.8 303.5 1.12 33 570 4515 -17.7 -22.6 66 4.9 -18.8 180 40 300.0 300.2 282.8 303.5 1.09 34 556 4701 -19.3 -22.3 77 3.0 -20.0 180 40 300.3 300.5 283.0 303.9 1.15 35 536 4972 -21.7 -24.0 82 2.3 -22.2 179 40 300.5 300.7 283.0 303.8 1.03 36 533 5013 -21.9 -25.2 75 3.3 -22.5 178 40 300.8 301.0 282.9 303.8 0.93 37 530 5055 -22.3 -24.6 82 2.3 -22.7 177 39 300.8 301.0 283.0 304.0 0.98 38 502 5451 -25.1 -29.4 67 4.3 -25.8 175 48 302.1 302.2 283.1 304.3 0.67 39 500 5480 -25.3 -29.4 69 4.1 -25.9 175 49 302.2 302.3 283.2 304.4 0.67 40 489 5642 -26.5 -30.4 70 3.9 -27.1 174 49 302.6 302.8 283.3 304.7 0.62 41 470 5927 -29.1 -30.7 86 1.6 -29.3 171 50 302.9 303.0 283.4 305.0 0.63 42 460 6081 -30.3 -33.1 76 2.8 -30.6 170 50 303.2 303.3 283.4 305.0 0.51 43 454 6174 -31.1 -32.9 84 1.8 -31.3 169 50 303.4 303.5 283.5 305.2 0.53 44 448 6269 -31.7 -35.1 72 3.4 -32.1 168 50 303.8 303.9 283.5 305.3 0.43 45 425 6640 -35.1 -37.5 79 2.4 -35.3 164 51 304.1 304.1 283.5 305.3 0.36 46 420 6722 -35.9 -36.9 90 1.0 -36.0 163 51 304.1 304.1 283.5 305.4 0.38 47 400 7060 -38.7 -42.3 69 3.6 -38.9 165 52 304.7 304.7 283.6 305.5 0.23 48 396 7129 -39.3 -43.5 64 4.2 -39.6 166 53 304.8 304.8 283.6 305.5 0.21 49 392 7199 -40.1 -43.9 67 3.8 -40.4 167 53 304.6 304.7 283.5 305.3 0.20 50 390 7234 -39.9 -42.1 79 2.2 -40.1 168 54 305.3 305.4 283.9 306.2 0.24 51 388 7269 -39.9 -44.8 59 4.9 -40.2 169 54 305.8 305.8 284.0 306.4 0.18 52 386 7304 -39.9 -45.9 53 6.0 -40.2 169 54 306.2 306.3 284.1 306.8 0.16 53 377 7465 -41.1 -48.1 47 7.0 -41.5 172 56 306.7 306.7 284.2 307.2 0.13 54 374 7519 -41.1 -50.1 37 9.0 -41.5 173 56 307.4 307.4 284.5 307.8 0.10 55 371 7574 -41.7 -49.7 42 8.0 -42.1 174 57 307.3 307.4 284.5 307.7 0.11 56 352 7930 -43.8 -53.5 33 9.7 -44.2 175 64 309.2 309.2 285.1 309.5 0.07 57 300 8990 -50.1 -65.1 15 15.0 -50.4 170 57 314.7 314.7 287.0 314.8 0.02 58 252 10109 -55.9 -67.9 21 12.0 -56.1 180 50 322.2 322.2 289.5 322.3 0.02 59 250 10160 -55.7 -68.7 18 13.0 -55.9 180 49 323.3 323.3 289.8 323.3 0.01 60 200 11610 -50.5 -80.5 2 30.0 -51.0 175 9 352.8 352.8 297.3 352.8 0.00 61 150 13490 -51.5 -84.5 1 33.0 -52.1 245 24 381.3 381.3 302.5 381.3 0.00 62 100 16110 -53.5 -85.5 1 32.0 -54.1 260 10 424.4 424.4 308.2 424.4 0.00 63 86 17076 -55.7 -86.7 1 31.0 -56.3 255 20 438.6 438.6 309.7 438.6 0.00 64 70 18390 -54.7 -86.7 1 32.0 -55.5 230 7 467.4 467.4 312.4 467.4 0.00 65 64 18964 -53.9 -86.9 1 33.0 -54.8 236 10 481.3 481.3 313.5 481.3 0.00 66 60 19378 -54.9 -87.9 1 33.0 -55.8 240 10 488.0 488.0 314.1 488.0 0.00 67 50 20550 -52.3 -86.3 1 34.0 -53.7 285 12 520.2 520.2 316.3 520.3 0.00 68 47 20951 -51.5 -86.5 1 35.0 -53.1 281 10 531.4 531.4 317.0 531.5 0.00 69 43 21527 -52.7 -86.7 1 34.0 -54.2 357 3 542.2 542.2 317.6 542.2 0.00 70 36 22679 -50.5 -86.5 1 36.0 -52.7 265 10 576.1 576.1 319.5 576.2 0.01 71 31 23648 -53.3 -87.3 1 34.0 -55.1 348 8 593.7 593.7 320.3 593.8 0.01 72 30 23860 -52.1 -87.1 1 35.0 -54.2 285 6 602.6 602.6 320.7 602.6 0.01 73 24 25300 -51.9 -87.9 1 36.0 -54.5 51 4 642.9 642.9 322.4 642.9 0.01 74 23 25576 -49.3 -87.3 0 38.0 -52.7 78 4 658.4 658.4 323.0 658.5 0.01 75 20 26490 -49.3 -86.3 1 37.0 -53.0 105 8 685.3 685.3 324.0 685.4 0.01 76 19 26828 -49.3 -86.3 1 37.0 -53.1 157 8 695.4 695.4 324.3 695.5 0.01 77 17 27559 -50.5 -87.5 0 37.0 -54.2 251 4 714.0 714.0 324.8 714.1 0.01 78 13 29318 -49.7 -87.7 0 38.0 -54.5 37 7 773.7 773.7 326.5 773.8 0.01 79 11 30421 -47.1 -86.1 0 39.0 -53.5 53 13 821.0 821.1 327.7 821.2 0.02 80 10 31060 -42.7 -82.7 0 40.0 -51.5 85 6 860.2 860.2 328.6 860.6 0.04 81 9.3 31550 -41.5 -82.5 0 41.0 -51.3 62 7 882.8 882.8 329.1 883.2 0.05 82 9.2 31624 -41.5 -82.5 0 41.0 -51.4 58 7 885.5 885.5 329.1 886.0 0.05 83 8.2 32406 -40.1 -81.1 0 41.0 -51.3 21 8 920.7 920.7 329.8 921.4 0.07 84 7.0 33480 -41.9 -82.9 0 41.0 -52.8 330 10 955.8 955.9 330.5 956.5 0.06 85 6.3 34197 -38.7 -80.7 0 42.0 -52.1 346 11 998.7 998.8 331.2 999.8 0.09 86 5.7 34884 -38.1 -80.1 0 42.0 -52.4 1 12 1030.3 1030.4 331.6 1031.7 0.11 87 5.6 35005 -38.3 -80.3 0 42.0 -52.5 3 12 1034.7 1034.8 331.7 1036.0 0.11 88 5.0 35790 -34.3 -77.3 0 43.0 -51.7 20 13 1087.0 1087.1 332.5 1089.6 0.20 89 4.9 35931 -34.1 -77.1 0 43.0 -51.8 1094.2 1094.3 332.6 1097.0 0.22 TRP 252 10109 -55.9 -67.9 21 12.0 -56.1 180 50 322.2 322.2 289.5 322.3 0.02 WND 352 7930 -43.8 -53.5 33 9.7 -44.2 175 64 309.2 309.2 285.1 309.5 0.07 Sounding variables and indices 1000-500 mb thick: 5387.00 m Freezing level: 846.80 mb = 1447.30 m = 4748.29 ft Wetbulb zero: 865.85 mb = 1268.62 m = 4162.10 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 82.86 % Est. max temperature: 12.88 C = 55.19 F Sfc-Lift cond lev (LCL): 1003.27 mb = 67.58 m = 221.72 ft T: 4.44 C 700-500 lapse rate: 6.72 C/km ThetaE index: 2.87 C Layer 836.0- 824.0 mb Conv cond level (CCL): 869.75 mb = 1232.21 m = 4042.63 ft Mean mixing ratio: 4.63 g/kg Conv temperature: 12.49 C = 54.48 F Cap Strength: 6.70 C Lifted Index: 6.73 C Risk: None Lifted Index @300 mb: 13.57 C Lifted Index @700 mb: 3.69 C Showalter Index: 5.50 C Risk: None Total Totals Index: 48.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 23.20 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 129.00 Risk: None Energy Index: 1.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.84 J/kg Max Up Vert Vel: 7.98 m/s Conv Inhibition (B-): 74140.33 J/kg Cap Strength: 6.52 C Lift Cond Lev (LCL): 899.41 mb = 960.94 m = 3152.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 213 at 30 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1008 31 115 29 -26.3 12.3 | 74 44 -42.4 -12.5 1 1000 93 160 24 -8.2 22.6 | 85 24 -24.3 -2.2 2 975 305 170 28 -4.9 27.6 | 98 21 -21.0 2.8 3 939 610 205 24 10.1 21.8 | 63 7 -6.0 -3.0 4 925 734 200 30 10.3 28.2 | 120 7 -5.9 3.4 5 905 914 200 31 10.6 29.1 | 128 7 -5.5 4.4 6 871 1219 195 36 9.3 34.8 | 146 12 -6.8 10.0 7 850 1417 200 40 13.7 37.6 | 169 13 -2.5 12.8 8 807 1829 190 37 6.4 36.4 | 140 15 -9.7 11.7 9 776 2134 180 39 0.0 39.0 | 131 22 -16.1 14.3 10 747 2438 185 41 3.6 40.8 | 142 20 -12.6 16.1 11 719 2743 185 42 3.7 41.8 | 144 21 -12.5 17.1 12 700 2951 190 39 6.8 38.4 | 146 17 -9.4 13.7 13 691 3048 195 38 9.8 36.7 | 152 14 -6.3 12.0 14 637 3658 180 44 0.0 44.0 | 140 25 -16.1 19.3 15 612 3962 180 47 0.0 47.0 | 144 27 -16.1 22.3 16 588 4267 180 40 0.0 40.0 | 133 22 -16.1 15.3 17 542 4877 180 40 0.0 40.0 | 133 22 -16.1 15.3 18 520 5182 175 39 -3.4 38.9 | 126 24 -19.5 14.1 19 500 5480 175 49 -4.3 48.8 | 140 32 -20.4 24.1 20 458 6096 170 50 -8.7 49.2 | 135 35 -24.8 24.5 21 403 7010 160 51 -17.4 47.9 | 125 41 -33.6 23.2 22 400 7060 165 52 -13.5 50.2 | 131 39 -29.6 25.5 23 368 7620 175 57 -5.0 56.8 | 147 38 -21.1 32.0 24 352 7925 175 64 -5.6 63.8 | 151 45 -21.7 39.0 25 352 7930 175 64 -5.6 63.8 | 151 45 -21.7 39.0 26 300 8990 170 57 -9.9 56.1 | 140 41 -26.0 31.4 27 293 9144 170 57 -9.9 56.1 | 140 41 -26.0 31.4 28 266 9754 175 62 -5.4 61.8 | 150 43 -21.5 37.0 29 252 10109 180 50 0.0 50.0 | 147 30 -16.1 25.3 30 250 10160 180 49 0.0 49.0 | 146 29 -16.1 24.3 31 231 10668 180 39 0.0 39.0 | 131 22 -16.1 14.3 32 210 11278 215 24 13.8 19.7 | 25 6 -2.4 -5.1 33 200 11610 175 9 -0.8 9.0 | 47 23 -16.9 -15.8 34 192 11887 175 9 -0.8 9.0 | 47 23 -16.9 -15.8 35 175 12497 205 22 9.3 19.9 | 55 8 -6.8 -4.8 36 167 12802 215 16 9.2 13.1 | 31 14 -7.0 -11.6 37 150 13490 245 24 21.8 10.1 | 339 16 5.6 -14.6 38 145 13716 250 24 22.6 8.2 | 339 18 6.4 -16.5 39 138 14021 220 15 9.6 11.5 | 26 15 -6.5 -13.3 40 132 14326 260 18 17.7 3.1 | 356 22 1.6 -21.6 41 126 14630 235 20 16.4 11.5 | 359 13 0.3 -13.3 42 120 14935 245 24 21.8 10.1 | 339 16 5.6 -14.6 43 114 15240 275 15 14.9 -1.3 | 3 26 -1.2 -26.1 44 109 15545 250 15 14.1 5.1 | 6 20 -2.0 -19.6 45 100 16110 260 10 9.8 1.7 | 15 24 -6.3 -23.0 46 99 16154 265 14 13.9 1.2 | 5 24 -2.2 -23.5 47 95 16459 245 12 10.9 5.1 | 15 20 -5.3 -19.7 48 86 17069 255 20 19.3 5.2 | 351 20 3.2 -19.6 49 78 17678 275 14 13.9 -1.2 | 5 26 -2.2 -26.0 50 75 17983 260 14 13.8 2.4 | 6 22 -2.3 -22.3 51 71 18288 280 13 12.8 -2.3 | 7 27 -3.3 -27.0 52 70 18390 230 7 5.4 4.5 | 28 23 -10.8 -20.2 53 68 18593 250 10 9.4 3.4 | 18 22 -6.7 -21.3 54 65 18898 225 10 7.1 7.1 | 27 20 -9.1 -17.7 55 62 19202 275 10 10.0 -0.9 | 14 26 -6.2 -25.6 56 59 19507 215 10 5.7 8.2 | 32 20 -10.4 -16.6 57 56 19812 235 10 8.2 5.7 | 23 21 -7.9 -19.0 58 53 20117 260 12 11.8 2.1 | 11 23 -4.3 -22.7 59 50 20550 285 12 11.6 -3.1 | 9 28 -4.5 -27.9 60 49 20726 255 10 9.7 2.6 | 16 23 -6.5 -22.2 61 46 21031 290 10 9.4 -3.4 | 13 29 -6.7 -28.2 62 44 21336 275 7 7.0 -0.6 | 20 27 -9.2 -25.4 63 42 21641 45 1 -0.7 -0.7 | 33 31 -16.8 -25.5 64 38 22250 220 10 6.4 7.7 | 30 20 -9.7 -17.1 65 37 22555 235 10 8.2 5.7 | 23 21 -7.9 -19.0 66 33 23165 25 11 -4.6 -10.0 | 31 40 -20.8 -34.7 67 32 23470 40 10 -6.4 -7.7 | 35 39 -22.6 -32.4 68 30 23860 285 6 5.8 -1.6 | 21 28 -10.3 -26.3 69 28 24384 320 6 3.9 -4.6 | 23 32 -12.3 -29.3 70 23 25603 80 4 -3.9 -0.7 | 38 32 -20.1 -25.4 71 22 25908 70 17 -16.0 -5.8 | 46 44 -32.1 -30.6 72 21 26213 75 17 -16.4 -4.4 | 48 44 -32.6 -29.1 73 20 26490 105 8 -7.7 2.1 | 46 33 -23.9 -22.7 74 20 26518 125 10 -8.2 5.7 | 52 31 -24.3 -19.0 75 17 27432 220 5 3.2 3.8 | 32 25 -12.9 -20.9 76 16 28042 5 1 -0.1 -1.0 | 32 30 -16.2 -25.7 77 12 29870 50 10 -7.7 -6.4 | 37 39 -23.8 -31.2 78 11 30175 40 16 -10.3 -12.3 | 36 45 -26.4 -37.0 79 10 31060 85 6 -6.0 -0.5 | 41 34 -22.1 -25.3 80 7 33480 330 10 5.0 -8.7 | 18 35 -11.1 -33.4 81 5 35790 20 13 -4.4 -12.2 | 29 42 -20.6 -37.0 Wind Parameters Mean winds (0-6000m): 183.1 at 39.4 knts Storm direction: 213.1 at 29.5 knts Shear (0-3000m) pos: 8.1 neg: 1.8 tot: 9.9 10-3/s Storm rel Dir Shear (0-3000m): 77.4 deg Storm rel helicity (0-3000m) pos: 155.6 neg: -50.6 tot: 105.0 m^2/s^2 ave: 35.0 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 14.7 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.05 Bulk Shear: 30.42 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 169 26 93 21| 36.2 0.0 36.2| 89.4 -8.5 80.9 161.8 0.25| 39.9 9.8 1000 186 28 102 14| 21.2 0.0 21.2|102.2 -12.1 90.1 90.1 0.30| 26.3 7.9 1500 191 31 118 12| 14.1 2.2 16.3|121.9 -18.4 103.5 69.0 0.32| 21.0 6.8 2000 191 33 126 12| 10.6 2.7 13.3|121.9 -45.4 76.5 38.3 0.18| 18.3 3.4 2500 189 34 130 14| 9.0 2.2 11.2|144.3 -50.6 93.7 37.5 0.21| 16.0 3.3 3000 189 35 133 15| 8.1 1.8 9.9|155.6 -50.6 105.0 35.0 0.22| 14.7 3.2 4000 187 37 137 17| 6.1 3.0 9.0|165.5 -74.5 91.1 22.8 0.16| 13.0 2.0 5000 186 38 136 18| 4.8 2.2 7.0|165.5-107.0 58.6 11.7 0.10| 11.2 1.1 6000 183 39 136 20| 4.0 2.7 6.8|208.5-134.1 74.4 12.4 0.11| 10.6 1.1 Wrote GIF file: /home/apache/climate/data/raob//PACD/skewt/PACD.skewt.20250420.12.gif