UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for VG977... Searching the city database file for: VG977 ... Date:0000Z 18 OCT 25 Station: VG977 WMO ident: 41977 Latitude: 22.35 Longitude: 91.82 ------------------------------------------------------------------------------- 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 1009 40 26.2 25.3 95 0.9 25.6 0 0 298.6 302.3 298.4 358.5 20.52 1 1002 101 24.2 19.2 74 5.0 20.8 31 3 297.2 299.7 293.8 338.0 14.11 2 1000 118 24.6 18.6 69 6.0 20.5 40 4 297.8 300.2 293.6 337.2 13.61 3 990 207 26.6 15.6 51 11.0 19.2 43 5 300.6 302.7 292.7 333.9 11.32 4 989 215 26.6 15.6 51 11.0 19.2 43 5 300.7 302.8 292.8 334.0 11.34 5 962 459 25.2 18.2 65 7.0 20.4 50 8 301.7 304.2 294.9 342.3 13.80 6 935 710 24.8 14.8 54 10.0 18.1 57 12 303.7 305.8 293.7 337.6 11.39 7 925 804 24.2 14.2 54 10.0 17.5 60 13 304.1 306.1 293.6 337.0 11.07 8 861 1427 20.2 9.2 49 11.0 13.4 56 9 306.2 307.8 292.2 331.9 8.51 9 850 1538 19.2 13.2 68 6.0 15.3 55 8 306.3 308.4 294.4 340.2 11.29 10 812 1930 15.6 14.8 95 0.8 15.1 66 7 306.5 308.9 295.7 346.0 13.15 11 809 1962 15.4 13.9 91 1.5 14.4 66 7 306.6 308.9 295.3 344.0 12.44 12 700 3181 9.4 4.4 71 5.0 6.5 100 5 312.9 314.3 293.4 336.3 7.51 13 667 3580 7.8 0.8 61 7.0 3.9 97 5 315.4 316.6 293.0 334.7 6.09 14 664 3617 7.8 1.8 66 6.0 4.4 97 5 315.9 317.1 293.5 336.6 6.58 15 583 4673 -0.3 -2.6 84 2.3 -1.5 89 5 318.4 319.4 293.3 335.8 5.43 16 534 5373 -2.5 -4.3 87 1.8 -3.4 83 6 323.8 324.9 294.6 340.9 5.22 17 505 5814 -5.1 -5.9 94 0.8 -5.5 80 6 325.9 326.9 294.8 342.1 4.88 18 473 6324 -9.1 -12.3 78 3.2 -10.4 76 6 327.1 327.7 293.7 337.7 3.15 19 468 6407 -9.5 -14.1 69 4.6 -11.3 75 6 327.6 328.1 293.6 337.0 2.75 20 429 7076 -11.9 -14.4 82 2.5 -12.9 70 6 332.8 333.4 295.0 342.9 2.92 21 402 7571 -15.5 -16.0 96 0.5 -15.7 66 6 334.4 334.9 295.3 343.9 2.73 22 363 8334 -20.5 -23.7 75 3.2 -21.4 60 7 337.6 337.9 295.1 343.2 1.56 23 349 8624 -22.5 -23.7 90 1.2 -22.8 57 7 338.7 339.0 295.4 344.6 1.62 24 348 8645 -22.5 -24.5 84 2.0 -23.0 57 7 339.0 339.3 295.4 344.5 1.51 25 340 8815 -24.3 -28.4 69 4.1 -25.2 56 7 338.8 339.0 295.0 342.8 1.08 26 335 8923 -24.9 -26.4 87 1.5 -25.2 55 7 339.4 339.7 295.3 344.3 1.32 27 334 8945 -24.9 -27.3 80 2.4 -25.5 55 7 339.7 340.0 295.3 344.2 1.22 28 331 9010 -26.3 -38.3 31 12.0 -28.2 54 7 338.7 338.7 294.4 340.3 0.42 29 327 9098 -27.9 -48.9 12 21.0 -30.0 53 7 337.6 337.7 293.9 338.2 0.14 30 319 9276 -27.5 -29.9 80 2.4 -28.0 52 7 340.6 340.8 295.4 344.3 1.00 31 304 9622 -29.3 -32.7 72 3.4 -29.9 49 7 342.8 343.0 295.7 345.9 0.80 32 288 10006 -32.5 -35.3 76 2.8 -32.9 46 7 343.6 343.7 295.8 346.1 0.66 33 272 10406 -35.7 -44.7 39 9.0 -36.6 42 7 344.6 344.6 295.7 345.6 0.26 34 233 11464 -44.3 -49.3 57 5.0 -44.6 33 8 347.1 347.2 296.1 347.9 0.18 35 169 13532 -62.3 -73.3 22 11.0 -62.4 13 9 350.6 350.6 296.8 350.6 0.01 36 167 13606 -62.7 -73.7 21 11.0 -62.8 12 9 351.1 351.1 296.9 351.2 0.01 37 122 15485 -75.1 -83.1 28 8.0 -75.1 353 9 361.5 361.5 299.0 361.5 0.00 38 114 15877 -76.9 -84.9 27 8.0 -76.9 349 10 365.2 365.2 299.7 365.2 0.00 39 108 16189 -75.3 -83.3 28 8.0 -75.3 345 10 373.9 373.9 301.2 373.9 0.00 40 100 16632 -78.3 -85.3 31 7.0 -78.3 341 10 376.4 376.4 301.6 376.5 0.00 41 99 16689 -78.5 -86.5 26 8.0 -78.5 340 10 377.1 377.1 301.8 377.1 0.00 42 91 17172 -76.5 -84.5 27 8.0 -76.5 308 9 390.3 390.3 303.8 390.3 0.00 43 82 17767 -79.9 -87.9 25 8.0 -79.9 269 8 395.2 395.2 304.5 395.2 0.00 44 74 18357 -73.9 -83.9 20 10.0 -73.9 231 7 419.6 419.6 307.7 419.6 0.00 45 70 18680 -75.5 -84.5 23 9.0 -75.6 210 6 422.9 422.9 308.0 422.9 0.00 46 63 19297 -70.9 -78.9 30 8.0 -71.0 171 9 445.9 445.9 310.5 446.0 0.01 47 60 19588 -68.9 -78.9 22 10.0 -69.0 153 11 456.7 456.7 311.5 456.8 0.01 48 50 20680 -68.3 -78.3 22 10.0 -68.5 85 16 482.5 482.5 313.7 482.6 0.02 49 49 20801 -68.3 -78.3 22 10.0 -68.5 485.3 485.3 313.9 485.4 0.02 50 43 21589 -66.3 -77.3 20 11.0 -66.5 508.7 508.7 315.5 508.9 0.02 51 41 21881 -61.5 -72.5 22 11.0 -62.0 527.7 527.7 316.8 528.0 0.05 52 30 23829 -58.9 -80.9 4 22.0 -59.9 584.1 584.1 319.9 584.2 0.02 TRP 99 16689 -78.5 -86.5 26 8.0 -78.5 340 10 377.1 377.1 301.8 377.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5773.50 m Freezing level: 586.00 mb = 4634.33 m = 15204.30 ft Wetbulb zero: 603.58 mb = 4391.75 m = 14408.47 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 74.42 % Est. max temperature: 33.83 C = 92.89 F Sfc-Lift cond lev (LCL): 996.40 mb = 149.81 m = 491.49 ft T: 25.32 C 700-500 lapse rate: 5.57 C/km ThetaE index: 24.60 C Layer 1002.0- 989.0 mb Conv cond level (CCL): 764.29 mb = 2440.73 m = 8007.55 ft Mean mixing ratio: 12.45 g/kg Conv temperature: 36.71 C = 98.08 F Cap Strength: 4.17 C Lifted Index: 1.60 C Risk: Showers probable Lifted Index @300 mb: 4.79 C Lifted Index @700 mb: 2.14 C Showalter Index: 1.01 C Risk: Showers probable Total Totals Index: 43.82 C Risk: None Vertical Totals Index: 24.91 C Cross Totals Index: 18.91 C K Index: 33.11 Risk: 60-80 % chance of thunderstorms Sweat Index: 180.26 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.69 J/kg Max Up Vert Vel: 7.03 m/s Conv Inhibition (B-): 18573.18 J/kg Cap Strength: 4.17 C Lift Cond Lev (LCL): 845.64 mb = 1582.13 m = 5190.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 93 at 6 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 1009 40 0 0 -0.0 -0.0 | 273 6 5.8 -0.3 1 1000 118 40 4 -2.6 -3.1 | 316 5 3.2 -3.4 2 925 804 60 13 -11.3 -6.5 | 39 9 -5.5 -6.8 3 850 1538 55 8 -6.6 -4.6 | 9 5 -0.8 -4.9 4 700 3181 100 5 -4.9 0.9 | 238 1 0.9 0.5 5 99 16689 340 10 3.4 -9.4 | 317 13 9.2 -9.7 6 70 18680 210 6 3.0 5.2 | 241 10 8.8 4.9 7 50 20680 85 16 -15.9 -1.4 | 80 10 -10.1 -1.7 Wind Parameters Mean winds (0-6000m): 63.3 at 7.7 knts Storm direction: 93.3 at 5.8 knts Shear (0-3000m) pos: 1.4 neg: 0.6 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -25.2 deg Storm rel helicity (0-3000m) pos: 18.4 neg: -5.7 tot: 12.7 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 30.02 Bulk Shear: 0.82 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 48 6 343 5| 9.8 0.0 9.8| 12.3 0.0 12.3 24.5 0.95| 10.2 9.6 1000 56 9 17 5| 5.9 0.0 5.9| 17.8 -1.7 16.1 16.1 0.77| 7.6 5.9 1500 57 9 19 6| 3.9 1.2 5.1| 17.8 -5.6 12.2 8.1 0.49| 6.3 3.1 2000 58 9 18 5| 2.7 0.9 3.6| 18.3 -5.6 12.7 6.4 0.47| 5.2 2.4 2500 60 8 18 5| 2.0 0.7 2.7| 18.4 -5.6 12.8 5.1 0.43| 4.6 2.0 3000 63 8 17 4| 1.4 0.6 2.0| 18.4 -5.7 12.7 4.2 0.36| 4.1 1.5 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VG977/skewt/VG977.skewt.20251018.00.gif