UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103000.upa.cvt Date: 0000Z 30 OCT 25 Searching for VG977... Searching the city database file for: VG977 ... Date:0000Z 30 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 1008 41 25.4 24.9 97 0.5 25.0 0 0 297.9 301.5 298.0 356.2 20.04 1 1000 111 25.8 23.5 87 2.3 24.2 85 4 299.0 302.3 297.3 353.0 18.53 2 992 182 26.8 22.3 76 4.5 23.5 85 3 300.6 303.8 297.0 351.5 17.34 3 981 281 26.8 22.6 78 4.2 23.8 85 2 301.6 304.9 297.5 354.3 17.87 4 925 799 23.0 18.1 74 4.9 19.6 65 4 302.8 305.5 295.5 345.1 14.27 5 912 923 22.4 17.4 73 5.0 18.9 328 1 303.4 306.0 295.4 344.5 13.84 6 893 1106 20.6 19.3 92 1.3 19.7 276 3 303.4 306.4 296.8 350.8 15.98 7 851 1522 19.2 13.2 68 6.0 15.3 158 7 306.2 308.3 294.3 340.0 11.28 8 850 1532 19.2 13.2 68 6.0 15.3 155 7 306.3 308.4 294.4 340.2 11.29 9 821 1830 17.4 13.4 77 4.0 14.7 94 5 307.4 309.6 295.1 343.2 11.85 10 777 2300 16.4 4.4 45 12.0 9.4 56 4 311.2 312.5 292.3 332.2 6.76 11 775 2322 16.4 4.4 45 12.0 9.4 60 4 311.4 312.7 292.4 332.5 6.78 12 756 2533 14.4 8.4 67 6.0 10.6 94 5 311.5 313.2 294.3 339.8 9.19 13 731 2817 13.4 -2.6 33 16.0 5.1 140 7 313.4 314.2 290.9 327.1 4.32 14 717 2980 12.8 -0.2 41 13.0 5.7 167 8 314.5 315.5 292.0 331.1 5.26 15 713 3027 12.2 7.2 71 5.0 9.1 175 8 314.3 316.1 294.8 342.3 8.98 16 700 3181 11.4 3.4 58 8.0 6.8 200 9 315.1 316.5 293.6 337.1 7.00 17 664 3615 9.0 0.0 53 9.0 4.1 201 9 317.2 318.3 293.2 335.6 5.77 18 634 3992 5.8 2.2 78 3.6 3.7 202 9 317.8 319.2 294.4 340.3 7.10 19 631 4030 5.8 2.3 78 3.5 3.8 202 9 318.2 319.6 294.6 341.0 7.18 20 620 4173 5.8 -4.2 49 10.0 0.7 202 9 319.8 320.7 292.9 334.5 4.52 21 589 4586 2.8 -2.0 71 4.8 0.3 203 9 321.1 322.2 294.1 339.2 5.62 22 575 4779 2.0 -8.0 47 10.0 -2.7 203 9 322.3 323.0 292.9 334.4 3.64 23 562 4961 0.8 -9.2 47 10.0 -3.7 204 9 323.0 323.7 292.9 334.3 3.39 24 556 5047 0.2 -4.3 72 4.5 -2.1 204 9 323.3 324.3 294.3 339.7 5.01 25 506 5791 -3.5 -24.5 18 21.0 -10.0 206 9 327.7 327.9 292.1 331.4 1.04 26 501 5868 -4.1 -13.1 50 9.0 -7.8 206 9 327.9 328.4 293.7 337.3 2.78 27 499 5900 -4.3 -26.3 16 22.0 -10.8 206 9 328.0 328.2 292.0 331.2 0.89 28 492 6010 -5.3 -6.7 90 1.4 -6.0 206 9 328.1 329.0 295.3 343.8 4.71 29 490 6042 -4.9 -17.9 35 13.0 -9.6 206 9 329.0 329.3 293.2 335.6 1.91 30 485 6122 -5.5 -13.5 53 8.0 -8.8 206 9 329.2 329.7 294.0 338.7 2.78 31 482 6170 -5.3 -49.3 2 44.0 -12.9 206 9 330.0 330.0 291.8 330.4 0.09 32 451 6685 -8.7 -19.7 41 11.0 -12.5 208 9 332.1 332.4 293.9 338.4 1.78 33 443 6822 -9.1 -36.1 9 27.0 -15.1 208 9 333.3 333.4 293.0 334.8 0.39 34 442 6840 -9.1 -32.1 14 23.0 -14.7 208 9 333.5 333.6 293.2 335.7 0.59 35 438 6910 -9.7 -25.7 26 16.0 -14.3 208 9 333.6 333.8 293.7 337.5 1.08 36 423 7176 -11.3 -34.3 13 23.0 -16.5 209 9 334.9 335.0 293.5 336.8 0.49 37 411 7394 -13.5 -23.5 43 10.0 -16.5 209 10 334.8 335.1 294.3 339.9 1.40 38 396 7675 -15.3 -32.3 22 17.0 -19.1 210 10 336.1 336.2 293.9 338.5 0.64 39 385 7885 -16.9 -22.9 60 6.0 -18.7 210 10 336.7 337.0 294.9 342.4 1.58 40 384 7905 -16.9 -22.9 60 6.0 -18.7 210 10 336.9 337.3 295.0 342.6 1.58 41 374 8101 -17.9 -24.9 54 7.0 -19.8 211 10 338.2 338.4 295.1 343.1 1.36 42 368 8222 -18.1 -47.1 6 29.0 -22.3 211 10 339.5 339.5 294.3 340.1 0.15 43 364 8303 -18.5 -40.5 13 22.0 -22.3 211 10 340.0 340.1 294.6 341.2 0.31 44 358 8426 -19.7 -30.7 37 11.0 -22.2 212 10 340.0 340.2 295.1 343.1 0.83 45 353 8530 -20.3 -39.3 17 19.0 -23.6 212 10 340.6 340.6 294.8 342.0 0.36 46 342 8762 -22.5 -37.5 24 15.0 -25.1 212 10 340.7 340.8 294.9 342.4 0.44 47 333 8956 -23.9 -34.9 36 11.0 -25.9 213 10 341.4 341.5 295.2 343.6 0.59 48 331 9000 -24.5 -30.5 57 6.0 -25.8 213 10 341.1 341.3 295.4 344.6 0.91 49 329 9044 -24.9 -36.9 32 12.0 -26.9 213 10 341.2 341.3 295.1 343.1 0.49 50 323 9176 -26.1 -33.1 52 7.0 -27.4 213 10 341.3 341.5 295.3 344.1 0.73 51 321 9221 -25.5 -48.5 10 23.0 -28.2 213 10 342.8 342.8 295.1 343.3 0.15 52 309 9495 -27.5 -42.5 23 15.0 -29.5 214 10 343.7 343.8 295.5 344.9 0.29 53 91 17190 -87.7 -98.7 11 11.0 -87.7 235 11 368.1 368.1 300.2 368.1 0.00 54 70 18660 -75.3 -87.3 14 12.0 -75.3 5 9 423.3 423.3 308.1 423.3 0.00 55 50 20650 -66.9 -83.9 7 17.0 -67.1 355 11 485.8 485.8 313.9 485.9 0.01 56 30 23820 -58.9 -84.9 2 26.0 -59.9 85 11 584.1 584.1 319.9 584.1 0.01 TRP 91 17190 -87.7 -98.7 11 11.0 -87.7 235 11 368.1 368.1 300.2 368.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5772.95 m Freezing level: 553.30 mb = 5086.87 m = 16688.99 ft Wetbulb zero: 587.79 mb = 4602.72 m = 15100.60 ft Precipitable water: 1.93 inches Sfc-500 mean rel hum: 61.34 % Est. max temperature: 33.24 C = 91.82 F Sfc-Lift cond lev (LCL): 1001.19 mb = 100.59 m = 330.03 ft T: 25.74 C 700-500 lapse rate: 5.77 C/km ThetaE index: 12.68 C Layer 731.0- 717.0 mb Conv cond level (CCL): 840.71 mb = 1626.28 m = 5335.51 ft Mean mixing ratio: 16.26 g/kg Conv temperature: 34.18 C = 93.52 F Cap Strength: 2.08 C Lifted Index: -1.17 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.50 C Lifted Index @700 mb: 0.83 C Showalter Index: 2.52 C Risk: Showers probable Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 17.40 C K Index: 28.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 181.73 Risk: None Energy Index: -1.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 236.02 J/kg Max Up Vert Vel: 21.73 m/s Conv Inhibition (B-): 123.52 J/kg Cap Strength: 1.88 C Lift Cond Lev (LCL): 900.89 mb = 1029.08 m = 3376.21 ft Lev Free Conv (LFC): 645.89 mb = 3840.53 m = 12600.00 ft Equ Level (EL): 275.89 mb = 10208.62 m = 33492.43 ft B at Equ Level: 233.88 J/kg Max Parcel Lev (MPL): 185.89 mb = 12693.81 m = 41645.86 ft Wind level data Storm motion: 182 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 1008 41 0 0 -0.0 -0.0 | 2 3 -0.1 -3.3 1 1000 111 85 4 -4.0 -0.3 | 48 5 -4.1 -3.6 2 978 305 85 2 -2.0 -0.2 | 31 4 -2.1 -3.5 3 945 610 100 1 -1.0 0.2 | 19 3 -1.1 -3.1 4 925 799 65 4 -3.6 -1.7 | 37 6 -3.7 -5.0 5 913 914 330 1 0.5 -0.9 | 354 4 0.4 -4.2 6 850 1532 155 7 -3.0 6.3 | 135 4 -3.0 3.1 7 792 2134 30 3 -1.5 -2.6 | 15 6 -1.6 -5.9 8 700 3181 200 9 3.1 8.5 | 210 6 3.0 5.2 9 91 17190 235 11 9.0 6.3 | 251 9 8.9 3.0 10 70 18660 5 9 -0.8 -9.0 | 4 12 -0.9 -12.3 11 50 20650 355 11 1.0 -11.0 | 357 14 0.9 -14.2 12 30 23820 85 11 -11.0 -1.0 | 69 12 -11.0 -4.2 Wind Parameters Mean winds (0-6000m): 151.6 at 4.4 knts Storm direction: 181.6 at 3.3 knts Shear (0-3000m) pos: 1.8 neg: 0.5 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 172.9 deg Storm rel helicity (0-3000m) pos: 26.0 neg: -35.0 tot: -9.0 m^2/s^2 ave: -3.0 10^-3 m/s^2 rel: -0.20 Storm rel vorticity (0-3000m) horiz: 9.3 stream: -1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 111.89 Bulk Shear: 2.11 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 87 2 34 4| 1.3 0.0 1.3| 3.2 -2.0 1.2 2.4 0.25| 6.5 1.6 1000 74 2 29 4| 0.6 1.8 2.4| 4.3 -9.3 -5.0 -5.0 -0.20| 7.6 -1.5 1500 119 3 56 3| 0.4 2.2 2.6| 4.3 -19.1 -14.8 -9.8 -0.55| 9.4 -5.1 2000 121 4 65 3| 0.3 0.8 1.1| 4.3 -33.0 -28.7 -14.4 -0.66| 9.7 -6.4 2500 112 4 61 4| 1.0 0.6 1.6| 12.9 -35.0 -22.0 -8.8 -0.47| 9.0 -4.3 3000 137 4 85 3| 1.8 0.5 2.3| 26.0 -35.0 -9.0 -3.0 -0.20| 9.3 -1.9 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VG977/skewt/VG977.skewt.20251030.00.gif