UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for VG977... Searching the city database file for: VG977 ... Date:0000Z 22 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 34 25.6 25.1 97 0.5 25.3 0 0 298.0 301.7 298.1 357.0 20.27 1 1007 52 26.8 25.6 93 1.2 25.9 6 1 299.4 303.2 298.8 360.7 20.94 2 1000 113 26.6 25.1 91 1.5 25.5 25 6 299.8 303.5 298.7 359.8 20.46 3 986 238 28.0 22.0 70 6.0 23.6 54 3 302.4 305.5 297.3 353.0 17.12 4 982 275 28.2 22.2 70 6.0 23.8 63 2 302.9 306.1 297.6 354.5 17.41 5 925 804 24.4 19.8 76 4.6 21.1 50 3 304.3 307.2 297.0 351.6 15.91 6 903 1015 22.8 18.0 74 4.8 19.4 3 1 304.7 307.4 296.2 348.1 14.53 7 880 1240 22.6 12.6 53 10.0 16.0 302 3 306.8 308.7 293.9 338.3 10.47 8 850 1541 20.2 12.2 60 8.0 15.0 220 4 307.3 309.3 294.1 339.2 10.56 9 736 2768 12.0 8.7 80 3.3 9.9 68 4 311.3 313.1 294.6 340.9 9.64 10 712 3046 10.2 4.2 66 6.0 6.7 89 4 312.3 313.6 293.0 334.9 7.28 11 708 3092 9.8 7.8 87 2.0 8.6 93 4 312.3 314.1 294.7 341.4 9.43 12 700 3187 8.8 6.8 87 2.0 7.6 100 4 312.2 313.9 294.3 339.7 8.90 13 690 3306 7.8 6.3 90 1.5 6.9 101 4 312.4 314.1 294.1 339.4 8.72 14 686 3354 8.0 2.0 66 6.0 4.6 101 4 313.1 314.4 292.6 333.3 6.46 15 656 3721 6.2 1.3 71 4.9 3.5 104 4 315.1 316.4 293.2 335.4 6.42 16 653 3758 6.2 -2.8 52 9.0 1.6 105 4 315.6 316.5 291.9 330.8 4.77 17 648 3821 5.6 1.1 73 4.5 3.1 105 4 315.6 316.8 293.3 335.8 6.41 18 613 4272 2.2 -0.8 81 3.0 0.6 109 4 316.7 317.9 293.2 335.5 5.90 19 611 4299 2.4 -4.6 60 7.0 -1.0 109 4 317.2 318.1 292.2 331.6 4.45 20 594 4526 1.4 -5.6 60 7.0 -2.0 111 5 318.7 319.5 292.4 332.4 4.24 21 578 4746 1.8 -22.2 15 24.0 -6.2 113 5 321.6 321.8 290.4 325.5 1.12 22 577 4760 2.0 -17.0 23 19.0 -5.1 113 5 322.0 322.4 291.2 328.0 1.75 23 576 4774 1.8 -8.2 47 10.0 -2.8 113 5 321.9 322.6 292.7 333.8 3.58 24 556 5057 -0.7 -10.7 47 10.0 -5.0 115 5 322.3 322.8 292.3 332.4 3.04 25 553 5100 -0.9 -12.9 40 12.0 -5.8 116 5 322.5 323.0 292.0 331.1 2.56 26 542 5261 -1.3 117 5 323.9 27 437 6950 -9.5 -37.5 8 28.0 -15.5 131 6 334.1 334.2 293.2 335.4 0.35 28 399 7645 -15.5 -37.5 13 22.0 -19.7 137 6 335.1 335.2 293.4 336.5 0.38 29 370 8209 -20.3 -27.3 54 7.0 -22.0 142 6 336.0 336.2 294.3 340.1 1.10 30 369 8229 -20.5 -27.5 53 7.0 -22.2 142 6 336.0 336.2 294.3 340.0 1.08 31 356 8495 -20.7 -48.7 6 28.0 -24.3 144 6 339.2 339.2 294.3 339.7 0.13 32 351 8599 -21.3 -47.3 8 26.0 -24.8 145 6 339.8 339.8 294.4 340.4 0.15 33 320 9275 -26.3 -42.3 21 16.0 -28.5 151 7 341.9 342.0 295.1 343.1 0.29 34 282 10176 -33.3 -68.3 2 35.0 -35.1 160 7 344.5 344.5 295.4 344.5 0.01 35 161 13880 -61.9 -80.9 6 19.0 -62.0 197 9 356.2 356.2 298.0 356.2 0.00 36 114 15933 -78.5 -92.5 8 14.0 -78.5 219 10 362.2 362.2 299.1 362.2 0.00 37 109 16188 -78.7 -93.7 7 15.0 -78.7 222 11 366.5 366.5 299.9 366.5 0.00 38 100 16674 -82.5 -97.5 6 15.0 -82.5 228 11 368.3 368.3 300.2 368.3 0.00 39 97 16844 -83.1 -98.1 6 15.0 -83.1 230 11 370.4 370.4 300.7 370.4 0.00 40 93 17079 -82.3 -96.3 7 14.0 -82.3 211 11 376.4 376.4 301.6 376.5 0.00 41 89 17328 -78.1 -92.1 9 14.0 -78.1 192 11 389.6 389.6 303.8 389.6 0.00 42 79 18004 -80.9 -94.9 8 14.0 -80.9 139 12 397.3 397.3 304.8 397.3 0.00 43 76 18222 -79.7 -94.7 7 15.0 -79.7 122 12 404.3 404.3 305.7 404.3 0.00 44 75 18298 -76.3 -91.3 8 15.0 -76.3 116 12 412.9 412.9 306.9 412.9 0.00 45 70 18700 -72.3 -87.3 9 15.0 -72.4 85 12 429.7 429.7 308.8 429.7 0.00 46 64 19228 -73.1 -90.1 6 17.0 -73.2 78 13 439.1 439.1 309.8 439.1 0.00 47 54 20243 -66.5 -87.5 4 21.0 -66.7 66 14 476.2 476.2 313.1 476.2 0.00 48 50 20710 -66.3 -87.3 4 21.0 -66.5 60 14 487.2 487.2 314.0 487.3 0.00 49 41 21916 -64.9 -90.9 2 26.0 -65.3 519.2 519.2 316.2 519.2 0.00 50 31 23659 -55.9 -87.9 1 32.0 -57.3 586.7 586.7 320.0 586.8 0.01 TRP 97 16844 -83.1 -98.1 6 15.0 -83.1 230 11 370.4 370.4 300.7 370.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.45 m Freezing level: 561.60 mb = 4977.85 m = 16331.35 ft Wetbulb zero: 612.26 mb = 4281.85 m = 14047.89 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 67.67 % Est. max temperature: 34.78 C = 94.61 F Sfc-Lift cond lev (LCL): 1002.19 mb = 93.80 m = 307.74 ft T: 26.66 C 700-500 lapse rate: 4.87 C/km ThetaE index: 16.18 C Layer 925.0- 850.0 mb Conv cond level (CCL): 837.53 mb = 1666.92 m = 5468.82 ft Mean mixing ratio: 17.11 g/kg Conv temperature: 35.36 C = 95.66 F Cap Strength: 2.78 C Lifted Index: -2.75 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.50 C Lifted Index @700 mb: -2.82 C Showalter Index: 2.76 C Risk: Showers probable Total Totals Index: 41.14 C Risk: None Vertical Totals Index: 24.57 C Cross Totals Index: 16.57 C K Index: 34.77 Risk: 60-80 % chance of thunderstorms Sweat Index: 159.59 Risk: None Energy Index: -1.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1105.15 J/kg Max Up Vert Vel: 47.01 m/s Conv Inhibition (B-): 75.63 J/kg Cap Strength: 2.59 C Lift Cond Lev (LCL): 896.16 mb = 1081.03 m = 3546.66 ft Lev Free Conv (LFC): 781.16 mb = 2260.65 m = 7416.74 ft Equ Level (EL): 181.16 mb = 13100.56 m = 42980.32 ft B at Equ Level: 1097.30 J/kg Max Parcel Lev (MPL): 91.16 mb = 17192.13 m = 56403.95 ft Wind level data Storm motion: 75 at 3 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 34 0 0 -0.0 -0.0 | 255 3 2.5 0.7 1 1000 113 25 6 -2.5 -5.4 | 1 5 -0.0 -4.8 2 979 305 70 1 -0.9 -0.3 | 258 2 1.6 0.3 3 946 610 45 1 -0.7 -0.7 | 271 2 1.8 -0.0 4 925 804 50 3 -2.3 -1.9 | 351 1 0.2 -1.2 5 913 914 30 1 -0.5 -0.9 | 275 2 2.0 -0.2 6 850 1541 220 4 2.6 3.1 | 234 6 5.1 3.7 7 793 2134 20 5 -1.7 -4.7 | 349 4 0.8 -4.0 8 700 3187 100 4 -3.9 0.7 | 134 2 -1.4 1.4 9 97 16844 230 11 8.4 7.1 | 235 13 10.9 7.8 10 70 18700 85 12 -12.0 -1.0 | 88 9 -9.5 -0.4 11 50 20710 60 14 -12.1 -7.0 | 57 12 -9.6 -6.3 Wind Parameters Mean winds (0-6000m): 44.7 at 3.4 knts Storm direction: 74.7 at 2.6 knts Shear (0-3000m) pos: 1.4 neg: 0.9 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -145.7 deg Storm rel helicity (0-3000m) pos: 25.2 neg: -8.6 tot: 16.6 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 2.7 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 5346.52 Bulk Shear: 0.21 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 36 2 315 2| 1.0 0.0 1.0| 2.7 -0.7 2.0 4.0 0.32| 12.3 3.9 1000 38 2 305 2| 0.5 0.7 1.2| 3.5 -1.2 2.2 2.2 0.27| 8.1 2.2 1500 34 2 314 2| 0.3 1.7 2.0| 3.5 -8.6 -5.2 -3.4 -0.04| 7.8 -0.3 2000 343 3 301 4| 2.3 1.3 3.6| 19.7 -8.6 11.0 5.5 0.27| 8.5 2.3 2500 25 3 333 2| 2.0 1.0 3.0| 23.8 -8.6 15.2 6.1 0.35| 7.8 2.7 3000 41 3 352 2| 1.4 0.9 2.3| 25.2 -8.6 16.6 5.5 0.39| 7.0 2.7 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VG977/skewt/VG977.skewt.20251022.00.gif