UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081800.upa.cvt Date: 0000Z 18 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 18 AUG 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 1000 83 25.8 24.8 94 1.0 25.1 320 2 299.0 302.6 298.2 357.6 20.08 1 927 741 21.4 20.4 94 1.0 20.7 301.0 304.0 296.5 349.5 16.49 2 925 760 21.2 19.8 92 1.4 20.2 285 30 301.0 303.9 296.1 347.8 15.91 3 854 1453 18.4 14.6 79 3.8 15.8 305.0 307.3 294.8 341.9 12.33 4 850 1493 18.2 14.2 77 4.0 15.5 290 32 305.2 307.5 294.6 341.3 12.07 5 782 2202 13.4 10.8 84 2.6 11.7 307.4 309.4 294.1 339.1 10.46 6 764 2398 12.0 7.4 73 4.6 9.2 308.0 309.6 292.7 333.8 8.49 7 760 2442 11.6 9.7 88 1.9 10.4 308.0 309.9 293.9 338.3 9.99 8 700 3125 6.0 4.4 89 1.6 5.1 275 39 309.1 310.5 292.3 332.2 7.51 9 697 3160 5.8 4.5 91 1.3 5.1 309.3 310.7 292.4 332.6 7.60 10 684 3314 4.4 -1.6 65 6.0 1.4 309.4 310.3 290.2 324.9 4.98 11 649 3739 0.4 -8.6 51 9.0 -3.4 309.6 310.1 288.5 319.3 3.08 12 629 3990 0.0 -8.0 55 8.0 -3.5 311.9 312.5 289.5 322.5 3.33 13 596 4420 -2.5 -17.5 31 15.0 -7.6 313.8 314.1 288.5 319.2 1.62 14 585 4569 -0.3 -7.3 59 7.0 -3.5 318.1 318.8 291.8 330.3 3.78 15 583 4596 0.2 -4.8 69 5.0 -2.3 319.0 319.9 292.7 333.8 4.60 16 579 4651 0.0 -9.0 51 9.0 -4.0 319.4 320.0 291.8 330.3 3.34 17 570 4778 3.4 -10.6 35 14.0 -2.9 324.8 325.4 293.0 334.8 2.99 18 528 5395 0.0 -19.0 22 19.0 -7.0 327.9 328.2 292.7 333.5 1.61 19 511 5657 -1.1 -20.1 22 19.0 -7.9 329.6 329.9 293.0 335.0 1.52 20 500 5830 -2.5 -16.5 33 14.0 -7.9 260 15 330.0 330.4 293.6 337.3 2.10 21 427 7055 -13.5 -15.8 83 2.3 -14.3 331.2 331.7 294.4 340.3 2.62 22 400 7550 -15.7 -19.4 73 3.7 -16.9 215 14 334.6 335.0 294.8 341.9 2.06 23 325 9092 -25.1 -28.6 73 3.5 -25.9 342.1 342.3 295.8 346.3 1.11 24 300 9670 -29.1 -32.9 70 3.8 -29.8 40 25 344.4 344.5 296.1 347.4 0.80 25 286 10008 -31.5 -35.6 67 4.1 -32.1 345.7 345.8 296.2 348.2 0.64 26 250 10940 -39.1 -43.6 62 4.5 -39.5 65 35 347.9 348.0 296.5 349.2 0.32 27 200 12430 -52.7 -56.8 61 4.1 -52.8 60 38 349.3 349.3 296.5 349.7 0.09 28 190 12756 -55.7 -59.5 62 3.8 -55.8 349.7 349.7 296.6 349.9 0.07 29 150 14210 -67.3 -73.3 42 6.0 -67.4 80 67 354.2 354.2 297.5 354.2 0.01 TRP WND 128 80 84 Sounding variables and indices 1000-500 mb thick: 5747.42 m Freezing level: 629.00 mb = 3990.00 m = 13090.39 ft Freezing level: 583.80 mb = 4585.12 m = 15042.85 ft Freezing level: 528.00 mb = 5394.98 m = 17699.85 ft Wetbulb zero: 674.04 mb = 3432.64 m = 11261.81 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 65.38 % Est. max temperature: 32.06 C = 89.71 F Sfc-Lift cond lev (LCL): 986.05 mb = 204.71 m = 671.62 ft T: 24.98 C 700-500 lapse rate: 3.14 C/km ThetaE index: 23.85 C Layer 927.0- 760.0 mb Conv cond level (CCL): 926.12 mb = 749.52 m = 2459.02 ft Mean mixing ratio: 17.45 g/kg Conv temperature: 27.84 C = 82.12 F Cap Strength: 0.36 C Lifted Index: -0.18 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.64 C Lifted Index @700 mb: -5.04 C Showalter Index: 3.75 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 16.70 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 249.40 Risk: None Energy Index: -0.82 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1044.36 J/kg Max Up Vert Vel: 45.70 m/s Conv Inhibition (B-): 2.31 J/kg Cap Strength: 0.55 C Lift Cond Lev (LCL): 933.96 mb = 676.35 m = 2218.96 ft Lev Free Conv (LFC): 848.96 mb = 1503.40 m = 4932.35 ft Equ Level (EL): 558.96 mb = 4935.38 m = 16192.01 ft B at Equ Level: 502.94 J/kg Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 128 16530 80 84 -82.7 -14.6 1 1000 83 320 2 1.3 -1.5 2 1000 74 320 2 1.3 -1.5 3 974 305 315 17 12.0 -12.0 4 925 760 285 30 29.0 -7.8 5 850 1493 290 32 30.1 -10.9 6 847 1524 290 32 30.1 -10.9 7 760 2438 295 41 37.2 -17.3 8 700 3125 275 39 38.9 -3.4 9 655 3658 275 36 35.9 -3.1 10 585 4572 270 30 30.0 -0.0 11 563 4877 270 28 28.0 -0.0 12 500 5830 260 15 14.8 2.6 13 464 6401 255 12 11.6 3.1 14 446 6706 270 11 11.0 -0.0 15 429 7010 245 8 7.3 3.4 16 412 7315 230 8 6.1 5.1 17 400 7550 215 14 8.0 11.5 18 396 7620 220 14 9.0 10.7 19 309 9449 50 12 -9.2 -7.7 20 300 9670 40 25 -16.1 -19.2 21 284 10058 50 28 -21.4 -18.0 22 272 10363 45 30 -21.2 -21.2 23 250 10940 65 35 -31.7 -14.8 24 207 12192 75 44 -42.5 -11.4 25 200 12430 60 38 -32.9 -19.0 26 179 13106 60 45 -39.0 -22.5 27 162 13716 70 53 -49.8 -18.1 28 150 14210 80 67 -66.0 -11.6 29 147 14326 80 64 -63.0 -11.1 30 132 14935 75 77 -74.4 -19.9 31 125 15240 75 81 -78.2 -21.0 Wind Parameters Energy-Hel index: -65.27 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250818.00.gif