UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for VG977... Searching the city database file for: VG977 ... Date:0000Z 8 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 1010 34 26.4 25.2 93 1.2 25.5 0 0 298.7 302.4 298.4 358.2 20.37 1 1000 121 25.2 23.0 88 2.2 23.6 195 6 298.4 301.6 296.8 350.6 17.96 2 925 805 22.2 19.7 86 2.5 20.5 175 8 302.0 304.9 296.3 348.7 15.81 3 850 1537 17.6 15.9 90 1.7 16.4 175 6 304.6 307.1 295.5 344.8 13.49 4 845 1588 17.2 15.6 90 1.6 16.1 175 6 304.7 307.1 295.4 344.4 13.31 5 733 2793 11.6 10.4 92 1.2 10.8 179 4 311.2 313.3 295.4 344.6 10.88 6 700 3179 10.0 7.0 82 3.0 8.2 180 4 313.6 315.3 294.7 341.6 9.02 7 656 3716 8.2 1.2 61 7.0 4.3 317.4 318.6 293.7 337.7 6.38 8 651 3779 8.2 2.2 66 6.0 4.8 318.1 319.4 294.3 340.1 6.91 9 599 4458 2.6 -0.3 81 2.9 1.0 319.3 320.5 294.1 339.4 6.26 10 522 5558 -2.9 -3.9 93 1.0 -3.4 325.5 326.6 295.2 343.6 5.50 11 406 7509 -13.5 -15.6 84 2.1 -14.3 336.0 336.6 295.7 345.8 2.80 12 397 7679 -14.3 -17.0 80 2.7 -15.3 337.1 337.6 295.8 346.1 2.54 13 384 7930 -16.3 -23.3 55 7.0 -18.4 337.7 338.0 295.1 343.3 1.52 14 381 7989 -16.5 -20.1 74 3.6 -17.7 338.2 338.6 295.6 345.5 2.03 15 379 8029 -16.7 -32.7 24 16.0 -20.3 338.5 338.6 294.6 340.9 0.65 16 376 8088 -17.1 -27.1 42 10.0 -19.7 338.7 338.9 295.0 342.8 1.10 17 362 8372 -19.3 -32.3 31 13.0 -22.1 339.5 339.6 294.8 342.1 0.70 18 358 8454 -19.9 -23.9 70 4.0 -21.0 339.7 340.1 295.6 345.4 1.55 19 354 8538 -20.3 -33.3 30 13.0 -23.0 340.3 340.4 295.0 342.8 0.65 20 350 8622 -21.1 -30.1 44 9.0 -23.1 340.3 340.5 295.2 343.7 0.90 21 345 8728 -21.9 -39.9 18 18.0 -24.8 340.6 340.7 294.8 342.0 0.34 22 336 8922 -23.5 -27.1 72 3.6 -24.4 341.0 341.3 295.7 345.6 1.24 23 332 9009 -23.5 -37.5 26 14.0 -25.9 342.2 342.3 295.3 344.0 0.46 24 327 9120 -24.1 -32.1 48 8.0 -25.8 342.9 343.0 295.7 345.9 0.79 25 325 9165 -24.5 -53.5 5 29.0 -27.5 342.9 342.9 295.1 343.3 0.08 26 321 9255 -25.3 -38.3 29 13.0 -27.4 343.0 343.1 295.4 344.7 0.44 27 311 9484 -27.1 -53.1 7 26.0 -29.6 343.6 343.7 295.3 344.0 0.09 28 306 9600 -27.9 -39.9 31 12.0 -29.7 344.1 344.2 295.7 345.6 0.39 29 299 9766 -29.1 -54.1 7 25.0 -31.3 344.7 344.7 295.5 345.0 0.08 30 286 10082 -31.5 -53.5 10 22.0 -33.4 345.7 345.7 295.7 346.1 0.09 31 284 10132 -31.7 -48.7 17 17.0 -33.4 346.1 346.1 295.9 346.7 0.16 32 270 10487 -34.5 -49.5 20 15.0 -35.8 347.0 347.1 296.1 347.7 0.15 33 265 10618 -35.5 -41.5 54 6.0 -36.2 347.4 347.5 296.4 349.0 0.38 34 239 11328 -41.5 -49.5 42 8.0 -42.1 348.8 348.9 296.5 349.6 0.17 35 229 11616 -44.3 -48.6 62 4.3 -44.6 348.8 348.9 296.5 349.7 0.20 36 194 12705 -53.7 -64.7 25 11.0 -53.9 350.8 350.8 296.8 350.9 0.03 37 180 13182 -57.9 -62.9 53 5.0 -58.0 351.5 351.5 297.0 351.7 0.04 38 174 13395 -59.5 -63.7 58 4.2 -59.6 352.3 352.3 297.2 352.5 0.04 39 147 14432 -66.9 -75.9 27 9.0 -67.0 356.9 356.9 298.1 356.9 0.01 40 146 14473 -67.1 -75.1 31 8.0 -67.2 357.2 357.2 298.1 357.3 0.01 41 112 16019 -80.9 -86.9 36 6.0 -80.9 359.6 359.6 298.6 359.6 0.00 42 106 16329 -81.9 -88.9 29 7.0 -81.9 363.4 363.4 299.4 363.4 0.00 43 105 16382 -80.5 -87.5 30 7.0 -80.5 367.0 367.0 300.0 367.0 0.00 44 103 16490 -81.1 -87.1 36 6.0 -81.1 367.9 367.9 300.2 367.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5771.40 m Freezing level: 562.60 mb = 4978.10 m = 16332.16 ft Wetbulb zero: 581.43 mb = 4695.98 m = 15406.58 ft Precipitable water: 2.40 inches Sfc-500 mean rel hum: 85.02 % Est. max temperature: 31.95 C = 89.51 F Sfc-Lift cond lev (LCL): 993.05 mb = 182.23 m = 597.85 ft T: 24.93 C 700-500 lapse rate: 5.42 C/km ThetaE index: 13.80 C Layer 1000.0- 733.0 mb Conv cond level (CCL): 891.02 mb = 1129.04 m = 3704.17 ft Mean mixing ratio: 16.90 g/kg Conv temperature: 30.87 C = 87.57 F Cap Strength: 1.47 C Lifted Index: -1.75 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.53 C Lifted Index @700 mb: -0.57 C Showalter Index: 0.13 C Risk: Thunderstorms probable Total Totals Index: 42.93 C Risk: None Vertical Totals Index: 22.32 C Cross Totals Index: 20.62 C K Index: 35.22 Risk: > 80 % chance of thunderstorms Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 335.49 J/kg Max Up Vert Vel: 25.90 m/s Conv Inhibition (B-): 17.68 J/kg Cap Strength: 1.47 C Lift Cond Lev (LCL): 928.13 mb = 775.40 m = 2543.94 ft Lev Free Conv (LFC): 853.13 mb = 1505.22 m = 4938.34 ft Equ Level (EL): 653.13 mb = 3751.90 m = 12309.22 ft B at Equ Level: 45.48 J/kg Max Parcel Lev (MPL): 133.13 mb = 15011.31 m = 49249.09 ft Wind level data Storm motion: 208 at 4 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 1010 34 0 0 -0.0 -0.0 | 28 4 -2.1 -3.8 1 1000 121 195 6 1.6 5.8 | 165 2 -0.5 1.9 2 925 805 175 8 -0.7 8.0 | 146 5 -2.8 4.1 3 850 1537 175 6 -0.5 6.0 | 129 3 -2.6 2.1 4 700 3179 180 4 0.0 4.0 | 94 2 -2.1 0.2 Wind Parameters Mean winds (0-6000m): 178.3 at 5.8 knts Storm direction: 208.3 at 4.4 knts Shear (0-3000m) pos: 0.3 neg: 1.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 70.5 deg Storm rel helicity (0-3000m) pos: 1.7 neg: -3.3 tot: -1.6 m^2/s^2 ave: -0.5 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2083.68 Bulk Shear: 0.16 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 ------------------------------------------------------------------------------- 500 189 6 151 2| 0.0 7.4 7.4| 1.7 -0.4 1.2 2.4 0.72| 10.1 7.3 1000 182 7 148 3| 0.0 3.8 3.8| 1.7 -1.4 0.2 0.2 0.54| 6.0 3.2 1500 179 7 144 4| 0.0 2.1 2.1| 1.7 -2.3 -0.7 -0.4 0.41| 4.4 1.8 2000 179 7 140 3| 0.2 1.5 1.7| 1.7 -2.6 -1.0 -0.5 0.37| 3.5 1.3 2500 178 6 136 3| 0.3 1.2 1.5| 1.7 -2.9 -1.3 -0.5 0.32| 2.9 0.9 3000 178 6 133 3| 0.3 1.0 1.4| 1.7 -3.3 -1.6 -0.5 0.27| 2.5 0.7 4000 NO DATA | 0.3 1.0 1.4| | 5000 NO DATA | 0.3 1.0 1.4| | 6000 NO DATA | 0.3 1.0 1.4| | Wrote GIF file: /home/apache/climate/data/raob//VG977/skewt/VG977.skewt.20251008.00.gif