UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for VG883... Searching the city database file for: VG883 ... Date:0000Z 20 OCT 25 Station: VG883 WMO ident: 41883 Latitude: 24.85 Longitude: 89.37 ------------------------------------------------------------------------------- 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 25 25.6 24.7 95 0.9 25.0 0 0 298.1 301.7 297.8 355.7 19.79 1 1000 95 25.8 22.4 82 3.4 23.3 20 10 299.0 302.1 296.5 349.4 17.30 2 987 211 27.6 19.6 62 8.0 21.9 17 11 301.9 304.6 295.6 345.2 14.70 3 925 784 22.8 20.1 85 2.7 20.9 360 13 302.6 305.6 296.8 350.6 16.22 4 918 850 22.2 19.6 85 2.6 20.4 358 12 302.7 305.6 296.5 349.5 15.83 5 905 974 23.6 13.6 53 10.0 17.0 355 11 305.3 307.4 293.8 337.9 10.88 6 904 984 23.6 12.6 50 11.0 16.4 355 11 305.4 307.3 293.3 336.0 10.19 7 861 1409 21.6 6.6 38 15.0 12.6 343 7 307.6 309.0 291.5 329.4 7.11 8 850 1520 20.8 5.8 38 15.0 11.9 340 6 307.9 309.2 291.4 328.8 6.81 9 722 2902 9.0 -3.0 43 12.0 3.0 357 9 309.7 310.5 289.6 323.0 4.25 10 702 3134 6.8 -6.2 39 13.0 0.8 360 10 309.8 310.4 288.9 320.6 3.42 11 700 3157 6.8 -8.2 33 15.0 0.2 360 10 310.0 310.6 288.5 319.4 2.94 12 667 3552 6.4 -27.6 7 34.0 -3.6 353 10 313.9 314.0 287.4 315.9 0.59 13 662 3614 6.2 -26.8 7 33.0 -3.7 352 10 314.3 314.5 287.6 316.6 0.64 14 632 3991 3.4 -25.6 10 29.0 -5.3 345 10 315.3 315.5 288.1 317.9 0.75 15 613 4238 2.4 -38.6 3 41.0 -6.9 340 10 316.9 317.0 288.0 317.8 0.22 16 584 4628 1.6 -39.4 3 41.0 -7.7 333 11 320.4 320.5 289.1 321.2 0.21 17 522 5521 -4.3 -33.3 8 29.0 -11.3 316 11 323.8 323.9 290.4 325.4 0.44 18 507 5751 -3.7 -42.7 3 39.0 -11.5 312 11 327.2 327.3 291.1 327.9 0.17 19 500 5860 -4.7 -41.7 4 37.0 -12.2 310 11 327.3 327.3 291.2 328.1 0.20 20 400 7570 -18.9 -47.9 6 29.0 -22.7 280 18 330.4 330.4 292.0 330.9 0.13 21 384 7873 -21.3 -52.3 4 31.0 -24.6 278 22 331.1 331.2 292.1 331.5 0.08 22 364 8267 -22.3 -58.3 2 36.0 -25.6 275 28 334.9 334.9 293.1 335.1 0.04 23 302 9613 -31.9 -60.9 4 29.0 -33.7 265 46 339.8 339.8 294.3 339.9 0.03 24 300 9660 -31.9 -61.9 3 30.0 -33.8 265 47 340.4 340.4 294.4 340.5 0.03 25 264 10555 -36.7 -68.7 2 32.0 -38.1 269 46 346.1 346.1 295.8 346.1 0.01 26 250 10930 -39.9 -68.9 3 29.0 -41.0 270 46 346.7 346.7 295.9 346.8 0.01 27 200 12420 -51.3 -73.3 6 22.0 -51.7 280 27 351.5 351.5 297.0 351.6 0.01 28 152 14140 -65.3 -80.3 11 15.0 -65.4 256 26 356.2 356.2 298.0 356.3 0.00 29 150 14220 -65.7 -81.7 9 16.0 -65.8 255 26 356.9 356.9 298.1 356.9 0.00 30 111 16006 -75.9 -91.9 6 16.0 -75.9 270 22 369.9 369.9 300.5 369.9 0.00 31 106 16272 -76.7 -92.7 6 16.0 -76.7 272 21 373.3 373.3 301.1 373.3 0.00 32 102 16495 -73.9 -88.9 8 15.0 -73.9 274 20 382.8 382.8 302.7 382.8 0.00 33 100 16610 -74.7 -89.7 8 15.0 -74.7 275 20 383.4 383.4 302.8 383.4 0.00 34 85 17549 -78.5 -93.5 7 15.0 -78.5 305 10 393.9 393.9 304.3 394.0 0.00 35 70 18670 -74.5 -90.5 7 16.0 -74.6 225 8 425.0 425.0 308.3 425.0 0.00 36 50 20670 -64.7 -91.7 1 27.0 -65.0 60 16 491.0 491.0 314.3 491.0 0.00 37 30 23850 -54.7 -83.7 2 29.0 -56.3 65 14 595.5 595.5 320.4 595.6 0.01 TRP 85 17549 -78.5 -93.5 7 15.0 -78.5 305 10 393.9 393.9 304.3 394.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 567.19 mb = 4870.13 m = 15977.93 ft Wetbulb zero: 698.55 mb = 3174.00 m = 10413.25 ft Precipitable water: 1.18 inches Sfc-500 mean rel hum: 30.10 % Est. max temperature: 35.27 C = 95.49 F Sfc-Lift cond lev (LCL): 995.37 mb = 136.17 m = 446.73 ft T: 26.44 C 700-500 lapse rate: 4.25 C/km ThetaE index: 34.68 C Layer 918.0- 662.0 mb Conv cond level (CCL): 811.62 mb = 1911.06 m = 6269.81 ft Mean mixing ratio: 15.63 g/kg Conv temperature: 36.04 C = 96.87 F Cap Strength: 4.04 C Lifted Index: -1.09 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.48 C Lifted Index @700 mb: -3.24 C Showalter Index: 7.12 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 10.50 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 92.60 Risk: None Energy Index: 0.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 804.38 J/kg Max Up Vert Vel: 40.11 m/s Conv Inhibition (B-): 134.65 J/kg Cap Strength: 4.04 C Lift Cond Lev (LCL): 891.14 mb = 1108.92 m = 3638.14 ft Lev Free Conv (LFC): 766.14 mb = 2399.25 m = 7871.45 ft Equ Level (EL): 256.14 mb = 10762.95 m = 35311.08 ft B at Equ Level: 801.20 J/kg Max Parcel Lev (MPL): 126.14 mb = 15247.34 m = 50023.47 ft Wind level data Storm motion: 14 at 7 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 25 0 0 -0.0 -0.0 | 194 7 1.8 7.1 1 1000 95 20 10 -3.4 -9.4 | 35 3 -1.6 -2.3 2 925 784 360 13 -0.0 -13.0 | 343 6 1.8 -5.9 3 850 1520 340 6 2.1 -5.6 | 249 4 3.9 1.5 4 700 3157 360 10 -0.0 -10.0 | 328 3 1.8 -2.9 5 500 5860 310 11 8.4 -7.1 | 270 10 10.3 0.0 6 400 7570 280 18 17.7 -3.1 | 259 20 19.6 4.0 7 300 9660 265 47 46.8 4.1 | 257 50 48.7 11.2 8 250 10930 270 46 46.0 -0.0 | 262 48 47.8 7.1 9 200 12420 280 27 26.6 -4.7 | 265 29 28.4 2.4 10 150 14220 255 26 25.1 6.7 | 243 30 26.9 13.8 11 100 16610 275 20 19.9 -1.7 | 256 22 21.8 5.4 12 85 17549 305 10 8.2 -5.7 | 262 10 10.0 1.4 13 70 18670 225 8 5.7 5.7 | 210 15 7.5 12.8 14 50 20670 60 16 -13.9 -8.0 | 86 12 -12.0 -0.9 15 30 23850 65 14 -12.7 -5.9 | 96 11 -10.9 1.2 Wind Parameters Mean winds (0-6000m): 344.5 at 9.8 knts Storm direction: 14.5 at 7.3 knts Shear (0-3000m) pos: 2.8 neg: 1.2 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 126.2 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -13.9 tot: -10.0 m^2/s^2 ave: -3.3 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 241.07 Bulk Shear: 3.34 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 14 10 12 3| 12.2 0.0 12.2| 0.0 -3.7 -3.7 -7.4 -0.93| 18.6-17.2 1000 6 11 351 4| 6.1 1.5 7.6| 0.0 -8.6 -8.6 -8.6 -0.90| 11.5-10.4 1500 2 10 334 3| 4.1 2.4 6.5| 0.0 -13.9 -13.9 -9.3 -0.91| 9.4 -8.6 2000 359 9 317 3| 3.4 1.8 5.2| 1.3 -13.9 -12.6 -6.3 -0.83| 7.4 -6.1 2500 357 9 310 3| 3.0 1.5 4.5| 2.6 -13.9 -11.3 -4.5 -0.74| 6.3 -4.6 3000 357 9 310 3| 2.8 1.2 4.0| 3.9 -13.9 -10.0 -3.3 -0.65| 5.5 -3.6 4000 356 9 311 3| 2.1 1.1 3.2| 4.2 -16.1 -11.9 -3.0 -0.64| 4.5 -2.9 5000 351 10 305 4| 1.7 1.2 2.9| 4.2 -20.1 -15.9 -3.2 -0.64| 4.0 -2.5 6000 344 10 298 5| 1.4 1.3 2.7| 4.2 -24.9 -20.7 -3.5 -0.63| 3.6 -2.3 Wrote GIF file: /home/apache/climate/data/raob//VG883/skewt/VG883.skewt.20251020.00.gif