UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072612.upa.cvt Date: 1200Z 26 JUL 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 26 JUL 25 Station: DFFD WMO ident: 65503 Latitude: 12.35 Longitude: 1.52 Elevation: 306.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 123 SFC 979 306 29.6 23.6 70 6.0 25.2 260 4 304.6 308.1 299.0 361.6 19.06 2 967 418 27.8 21.8 70 6.0 23.4 269 4 303.9 307.0 297.7 355.2 17.25 3 925 815 23.4 20.3 83 3.1 21.2 290 4 303.2 306.3 297.1 352.0 16.42 4 891 1142 20.8 19.1 90 1.7 19.6 301 2 303.8 306.7 296.8 350.8 15.81 5 876 1289 19.8 17.8 88 2.0 18.4 311 2 304.3 307.0 296.3 348.3 14.80 6 869 1358 20.0 17.3 84 2.7 18.1 317 2 305.2 307.8 296.3 348.3 14.45 7 866 1388 19.8 17.1 84 2.7 17.9 320 2 305.3 307.9 296.2 348.0 14.31 8 850 1549 19.0 16.0 83 3.0 17.0 10 4 306.0 308.6 295.9 346.8 13.58 9 809 1973 16.4 13.1 81 3.3 14.2 46 8 307.6 309.9 295.1 343.3 11.80 10 758 2525 12.8 10.6 86 2.2 11.4 66 13 309.5 311.5 294.8 342.0 10.65 11 700 3192 10.0 5.0 71 5.0 7.1 65 16 313.6 315.1 293.8 338.0 7.84 12 670 3554 7.8 0.8 61 7.0 3.9 62 16 315.0 316.2 292.9 334.2 6.06 13 600 4453 2.0 -0.6 83 2.6 0.6 60 14 318.4 319.6 293.8 338.0 6.12 14 552 5120 -2.5 -3.6 92 1.1 -3.1 78 10 320.8 321.8 293.8 338.0 5.32 15 500 5900 -6.1 -10.0 74 3.9 -7.8 55 15 325.6 326.3 293.7 337.6 3.58 16 470 6383 -7.9 -14.9 57 7.0 -10.6 72 11 329.2 329.7 293.8 338.0 2.56 17 455 6635 -9.7 -14.7 67 5.0 -11.6 82 6 330.0 330.5 294.1 339.3 2.69 18 426 7141 -12.3 -20.3 51 8.0 -14.9 43 8 333.0 333.3 294.1 339.3 1.79 19 402 7582 -15.5 -22.5 55 7.0 -17.6 54 9 334.4 334.7 294.3 340.0 1.56 20 400 7620 -15.7 -23.7 50 8.0 -18.0 55 9 334.6 334.9 294.3 339.7 1.41 21 394 7734 -16.7 -24.7 50 8.0 -18.9 55 9 334.7 335.0 294.2 339.5 1.31 22 364 8324 -21.3 -28.3 53 7.0 -22.9 55 11 336.3 336.5 294.3 340.0 1.02 23 349 8633 -23.9 -32.9 43 9.0 -25.6 53 13 336.8 337.0 294.1 339.4 0.69 24 335 8930 -26.1 -32.1 57 6.0 -27.2 46 12 337.8 337.9 294.5 340.7 0.77 25 300 9720 -31.7 -40.7 41 9.0 -32.9 70 16 340.7 340.8 294.8 342.1 0.36 26 282 10156 -34.3 -46.3 29 12.0 -35.5 74 16 343.0 343.1 295.3 343.9 0.21 27 250 10990 -40.7 -45.2 62 4.5 -41.1 85 31 345.6 345.6 295.9 346.6 0.27 28 235 11406 -44.5 -47.4 73 2.9 -44.7 92 35 346.0 346.0 296.0 346.9 0.23 29 211 12115 -50.7 -56.7 49 6.0 -50.9 96 44 347.1 347.1 296.1 347.5 0.08 30 200 12460 -53.3 -58.3 54 5.0 -53.5 90 52 348.4 348.4 296.3 348.7 0.07 31 193 12690 -54.3 -59.0 56 4.7 -54.4 90 56 350.3 350.3 296.8 350.6 0.07 32 182 13065 -56.7 -62.6 48 5.8 -56.9 90 62 352.3 352.3 297.2 352.5 0.05 33 154 14109 -63.7 -72.7 28 9.0 -63.8 114 38 357.6 357.6 298.2 357.7 0.01 34 150 14270 -65.3 -73.3 32 8.0 -65.4 120 32 357.6 357.6 298.2 357.6 0.01 35 134 14948 -69.3 -76.3 35 7.0 -69.4 99 32 362.2 362.2 299.1 362.2 0.01 36 125 15358 -72.5 -79.5 34 7.0 -72.5 81 27 363.7 363.7 299.4 363.7 0.01 37 101 16584 -80.1 -85.1 43 5.0 -80.1 72 22 371.9 371.9 300.9 371.9 0.00 38 100 16640 -80.5 -85.5 43 5.0 -80.5 70 24 372.2 372.2 300.9 372.2 0.00 39 98 16755 -80.5 -85.5 43 5.0 -80.5 70 24 374.4 374.4 301.3 374.4 0.00 40 93 17051 -80.9 -85.7 44 4.8 -80.9 80 24 379.2 379.2 302.1 379.2 0.00 41 91 17174 -80.7 -85.4 45 4.7 -80.7 88 30 382.0 382.0 302.6 382.0 0.00 42 84 17633 -75.3 -81.3 39 6.0 -75.3 111 35 401.8 401.8 305.5 401.8 0.01 43 72 18542 -69.9 -77.9 30 8.0 -70.0 148 20 431.4 431.4 309.0 431.4 0.01 44 70 18710 -70.5 -78.5 30 8.0 -70.6 40 5 433.6 433.6 309.2 433.6 0.01 45 66 19057 -71.3 -80.3 25 9.0 -71.4 51 8 439.2 439.2 309.8 439.2 0.01 46 58 19823 -69.5 -80.5 19 11.0 -69.6 63 30 459.8 459.8 311.8 459.8 0.01 47 53 20360 -68.7 -80.7 16 12.0 -68.8 99 38 473.6 473.6 313.0 473.7 0.01 48 50 20710 -66.7 -80.7 12 14.0 -66.9 125 38 486.3 486.3 314.0 486.4 0.01 49 43 21625 -64.3 -84.3 5 20.0 -64.7 100 34 513.6 513.6 315.9 513.7 0.01 50 42 21768 -64.7 -85.7 4 21.0 -65.1 94 36 516.1 516.1 316.1 516.2 0.01 51 33 23247 -61.9 -83.9 4 22.0 -62.6 87 55 560.4 560.4 318.6 560.5 0.01 52 32 23437 -61.3 -83.3 4 22.0 -62.0 90 58 567.0 567.0 319.0 567.0 0.01 53 30 23840 -57.7 -80.7 4 23.0 -58.9 95 53 587.3 587.3 320.0 587.5 0.02 54 24 25271 -52.1 -76.1 4 24.0 -54.5 95 66 642.3 642.3 322.4 642.7 0.05 55 20 26460 -50.3 -74.3 4 24.0 -53.6 85 56 682.2 682.2 323.9 682.9 0.08 56 14 28785 -50.9 -73.9 5 23.0 -54.8 753.4 753.5 326.1 754.6 0.12 TRP 866 1388 19.8 17.1 84 2.7 17.9 320 2 305.3 307.9 296.2 348.0 14.31 WND 182 13065 -56.7 -62.6 48 5.8 -56.9 90 62 352.3 352.3 297.2 352.5 0.05 Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 578.67 mb = 4749.88 m = 15583.42 ft Wetbulb zero: 592.12 mb = 4559.16 m = 14957.69 ft Precipitable water: 2.05 inches Sfc-500 mean rel hum: 79.85 % Est. max temperature: 31.85 C = 89.33 F Sfc-Lift cond lev (LCL): 897.87 mb = 1074.59 m = 3525.51 ft T: 21.33 C 700-500 lapse rate: 5.95 C/km ThetaE index: 27.37 C Layer 967.0- 600.0 mb Conv cond level (CCL): 852.75 mb = 1521.11 m = 4990.44 ft Mean mixing ratio: 16.56 g/kg Conv temperature: 30.91 C = 87.64 F Cap Strength: 0.76 C Lifted Index: -4.19 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.88 C Lifted Index @700 mb: -1.39 C Showalter Index: -1.96 C Risk: Thunderstorms probable Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 22.10 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 215.00 Risk: None Energy Index: -1.87 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1457.21 J/kg Max Up Vert Vel: 53.99 m/s Conv Inhibition (B-): 11.82 J/kg Cap Strength: 0.92 C Lift Cond Lev (LCL): 880.68 mb = 1242.42 m = 4076.12 ft Lev Free Conv (LFC): 815.68 mb = 1902.24 m = 6240.87 ft Equ Level (EL): 175.68 mb = 13285.30 m = 43586.42 ft B at Equ Level: 1448.79 J/kg Max Parcel Lev (MPL): 85.68 mb = 17519.44 m = 57477.76 ft Wind level data Storm motion: 93 at 8 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 ---------------------------------------------------------- 0 979 306 260 4 3.9 0.7 | 268 12 11.9 0.3 1 946 610 285 4 3.9 -1.0 | 277 12 11.8 -1.4 2 925 815 290 4 3.8 -1.4 | 278 12 11.7 -1.7 3 914 914 290 2 1.9 -0.7 | 276 10 9.8 -1.0 4 883 1219 305 2 1.6 -1.1 | 279 10 9.6 -1.5 5 866 1388 320 2 1.3 -1.5 | 282 9 9.2 -1.9 6 852 1524 50 5 -3.8 -3.2 | 311 5 4.1 -3.6 7 850 1549 10 4 -0.7 -3.9 | 301 8 7.3 -4.3 8 793 2134 60 9 -7.8 -4.5 | 358 5 0.2 -4.9 9 712 3048 75 18 -17.4 -4.7 | 62 11 -9.4 -5.0 10 700 3192 65 16 -14.5 -6.8 | 43 10 -6.5 -7.1 11 612 4267 55 15 -12.3 -8.6 | 26 10 -4.3 -9.0 12 590 4572 65 14 -12.7 -5.9 | 37 8 -4.7 -6.3 13 547 5182 80 9 -8.9 -1.6 | 25 2 -0.9 -1.9 14 507 5791 80 8 -7.9 -1.4 | 357 2 0.1 -1.8 15 500 5900 55 15 -12.3 -8.6 | 26 10 -4.3 -9.0 16 487 6096 60 16 -13.9 -8.0 | 35 10 -5.9 -8.4 17 450 6706 85 5 -5.0 -0.4 | 285 3 3.0 -0.8 18 433 7010 40 8 -5.1 -6.1 | 337 7 2.8 -6.5 19 400 7620 55 9 -7.4 -5.2 | 354 6 0.6 -5.5 20 384 7925 55 8 -6.6 -4.6 | 344 5 1.4 -5.0 21 353 8534 55 13 -10.6 -7.5 | 19 8 -2.7 -7.8 22 325 9144 40 12 -7.7 -9.2 | 359 10 0.2 -9.6 23 300 9720 70 16 -15.0 -5.5 | 50 9 -7.1 -5.8 24 286 10058 75 15 -14.5 -3.9 | 57 8 -6.5 -4.2 25 262 10668 70 22 -20.7 -7.5 | 58 15 -12.7 -7.9 26 250 10990 85 31 -30.9 -2.7 | 82 23 -22.9 -3.1 27 218 11887 100 39 -38.4 6.8 | 102 31 -30.4 6.4 28 200 12460 90 52 -52.0 0.0 | 90 44 -44.0 -0.4 29 182 13065 90 62 -62.0 0.0 | 90 54 -54.0 -0.4 30 181 13106 80 60 -59.1 -10.4 | 78 52 -51.1 -10.8 31 172 13411 90 62 -62.0 0.0 | 90 54 -54.0 -0.4 32 150 14270 120 32 -27.7 16.0 | 128 25 -19.7 15.6 33 149 14326 125 40 -32.8 22.9 | 132 34 -24.8 22.6 34 109 16154 45 17 -12.0 -12.0 | 18 13 -4.1 -12.4 35 103 16459 75 19 -18.4 -4.9 | 63 12 -10.4 -5.3 36 100 16640 70 24 -22.6 -8.2 | 60 17 -14.6 -8.6 37 98 16764 70 24 -22.6 -8.2 | 60 17 -14.6 -8.6 38 93 17069 80 24 -23.6 -4.2 | 74 16 -15.7 -4.5 39 88 17374 100 40 -39.4 6.9 | 102 32 -31.4 6.6 40 71 18593 150 19 -9.5 16.5 | 175 16 -1.5 16.1 41 70 18710 40 5 -3.2 -3.8 | 311 6 4.7 -4.2 42 68 18898 80 3 -3.0 -0.5 | 280 5 5.0 -0.9 43 64 19202 25 12 -5.1 -10.9 | 346 12 2.9 -11.2 44 55 20117 80 38 -37.4 -6.6 | 77 30 -29.5 -7.0 45 50 20710 125 38 -31.1 21.8 | 133 32 -23.2 21.4 46 47 21031 125 36 -29.5 20.6 | 133 30 -21.5 20.3 47 45 21336 110 39 -36.6 13.3 | 114 31 -28.7 13.0 48 43 21641 100 34 -33.5 5.9 | 102 26 -25.5 5.5 49 39 22250 75 43 -41.5 -11.1 | 71 35 -33.6 -11.5 50 32 23470 90 58 -58.0 0.0 | 90 50 -50.0 -0.4 51 30 23840 95 53 -52.8 4.6 | 95 45 -44.8 4.3 52 29 24079 95 54 -53.8 4.7 | 95 46 -45.8 4.3 53 23 25603 95 69 -68.7 6.0 | 95 61 -60.8 5.7 54 20 26460 85 56 -55.8 -4.9 | 84 48 -47.8 -5.2 55 15 27432 80 62 -61.1 -10.8 | 78 54 -53.1 -11.1 Wind Parameters Mean winds (0-6000m): 62.6 at 10.6 knts Storm direction: 92.6 at 8.0 knts Shear (0-3000m) pos: 3.4 neg: 0.3 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 132.3 deg Storm rel helicity (0-3000m) pos: 40.8 neg: -11.0 tot: 29.9 m^2/s^2 ave: 10.0 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.7 10^-3/s Energy-Hel index: 0.27 Bulk Rich Number: 55.65 Bulk Shear: 26.19 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 ------------------------------------------------------------------------------- 500 278 4 275 12| 2.1 0.0 2.1| 6.5 0.0 6.5 13.1 0.99| 2.1 2.1 1000 285 3 276 11| 1.7 0.0 1.7| 8.3 -1.1 7.2 7.2 0.50| 2.5 1.2 1500 318 3 286 11| 3.2 0.0 3.2| 21.0 -1.9 19.0 12.7 0.57| 4.8 2.8 2000 15 5 306 8| 3.7 0.0 3.7| 29.6 -1.9 27.7 13.8 0.67| 5.3 3.5 2500 47 6 325 6| 4.0 0.0 4.0| 37.1 -1.9 35.2 14.1 0.69| 5.3 3.7 3000 58 8 348 5| 3.4 0.3 3.7| 40.8 -11.0 29.9 10.0 0.51| 5.4 2.7 4000 59 10 7 6| 2.5 0.5 3.0| 41.0 -17.2 23.8 6.0 0.40| 4.4 1.7 5000 61 10 13 6| 1.5 0.4 2.0| 44.8 -17.9 27.0 5.4 0.34| 4.4 1.5 6000 63 11 16 5| 1.3 0.5 1.8| 50.8 -18.4 32.5 5.4 0.30| 4.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250726.12.gif