UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080800.upa.cvt Date: 0000Z 8 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 8 AUG 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 66 320 2 SFC 999 75 24.4 23.4 94 1.0 23.7 320 2 297.6 301.0 296.9 351.1 18.43 2 925 749 21.8 18.6 82 3.2 19.6 325 24 301.6 304.3 295.5 345.0 14.74 3 850 1478 18.6 15.5 82 3.1 16.5 305 19 305.6 308.1 295.5 345.0 13.14 4 844 1539 18.8 14.6 77 4.2 16.0 304 19 306.5 308.8 295.3 344.0 12.48 5 799 2008 14.4 13.3 93 1.1 13.7 309 16 306.6 308.9 295.0 343.0 12.11 6 706 3054 12.2 7.2 71 5.0 9.1 205 5 315.2 317.0 295.2 343.6 9.07 7 700 3126 11.8 5.8 67 6.0 8.2 205 5 315.6 317.1 294.7 341.6 8.29 8 608 4289 3.8 0.1 77 3.7 1.8 170 9 319.3 320.5 294.2 339.7 6.35 9 574 4756 2.0 -9.0 44 11.0 -3.0 113 11 322.5 323.2 292.7 333.7 3.37 10 547 5144 0.0 -10.0 47 10.0 -4.5 99 11 324.6 325.2 293.2 335.5 3.27 11 530 5397 -0.7 -15.7 31 15.0 -6.6 97 10 326.7 327.1 292.8 334.0 2.12 12 500 5860 -4.1 -16.1 39 12.0 -8.7 95 6 328.0 328.5 293.2 335.6 2.18 13 400 7590 -15.5 -23.5 50 8.0 -17.9 110 10 334.8 335.1 294.3 340.0 1.44 14 379 7995 -17.9 -23.9 59 6.0 -19.6 93 15 336.9 337.2 294.8 342.2 1.46 15 333 8949 -24.7 -29.1 67 4.4 -25.7 102 19 340.3 340.5 295.3 344.1 1.03 16 310 9466 -28.3 -38.3 38 10.0 -29.8 114 18 342.3 342.4 295.3 344.0 0.45 17 300 9700 -29.9 -39.9 37 10.0 -31.3 120 18 343.2 343.3 295.4 344.8 0.40 18 270 10441 -35.9 -46.9 31 11.0 -36.9 103 22 345.0 345.1 295.7 345.9 0.21 19 250 10970 -40.5 -46.5 52 6.0 -41.0 90 27 345.9 345.9 295.9 346.8 0.23 20 248 11025 -41.1 -47.1 52 6.0 -41.6 98 27 345.8 345.8 295.9 346.7 0.22 21 225 11678 -46.3 -51.3 57 5.0 -46.6 79 37 347.5 347.6 296.3 348.2 0.15 22 202 12386 -51.9 -61.9 29 10.0 -52.2 70 52 349.6 349.6 296.6 349.8 0.05 23 200 12450 -52.5 -63.5 25 11.0 -52.8 70 54 349.6 349.6 296.6 349.8 0.04 24 164 13710 -61.5 -78.5 9 17.0 -61.6 85 67 355.0 355.0 297.7 355.0 0.01 25 150 14260 -65.5 -81.5 9 16.0 -65.6 75 87 357.2 357.2 298.1 357.3 0.00 26 130 15112 -72.6 -84.5 15 12.0 -72.6 65 92 359.5 359.5 298.6 359.5 0.00 27 109 16120 -81.3 -88.3 30 7.0 -81.3 75 83 361.6 361.6 299.0 361.6 0.00 28 100 16610 -75.7 -84.7 23 9.0 -75.7 100 48 381.5 381.5 302.5 381.5 0.00 TRP 109 16120 -81.3 -88.3 30 7.0 -81.3 75 83 361.6 361.6 299.0 361.6 0.00 WND 130 15112 -72.6 -84.5 15 12.0 -72.6 65 92 359.5 359.5 298.6 359.5 0.00 Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 547.00 mb = 5143.77 m = 16875.68 ft Wetbulb zero: 595.42 mb = 4458.70 m = 14628.11 ft Precipitable water: 2.09 inches Sfc-500 mean rel hum: 70.40 % Est. max temperature: 32.53 C = 90.56 F Sfc-Lift cond lev (LCL): 984.98 mb = 198.66 m = 651.76 ft T: 23.92 C 700-500 lapse rate: 5.82 C/km ThetaE index: 9.89 C Layer 700.0- 547.0 mb Conv cond level (CCL): 839.43 mb = 1585.54 m = 5201.83 ft Mean mixing ratio: 16.01 g/kg Conv temperature: 33.24 C = 91.83 F Cap Strength: 2.04 C Lifted Index: -0.19 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.04 C Lifted Index @700 mb: 1.94 C Showalter Index: 0.68 C Risk: Thunderstorms probable Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.60 C K Index: 32.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 230.00 Risk: None Energy Index: -1.80 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 132.03 J/kg Max Up Vert Vel: 16.25 m/s Conv Inhibition (B-): 54.62 J/kg Cap Strength: 2.00 C Lift Cond Lev (LCL): 916.64 mb = 827.30 m = 2714.21 ft Lev Free Conv (LFC): 801.64 mb = 1979.75 m = 6495.17 ft Equ Level (EL): 771.64 mb = 2302.57 m = 7554.28 ft B at Equ Level: 17.13 J/kg Max Parcel Lev (MPL): 721.64 mb = 2868.98 m = 9412.54 ft Wind level data Storm motion: 344 at 9 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 ---------------------------------------------------------- 0 999 75 320 2 1.3 -1.5 | 171 7 -1.1 7.0 1 973 305 335 19 8.0 -17.2 | 327 10 5.7 -8.7 2 925 749 325 24 13.8 -19.7 | 314 16 11.4 -11.1 3 850 1478 305 19 15.6 -10.9 | 280 13 13.2 -2.4 4 816 1829 300 18 15.6 -9.0 | 272 13 13.2 -0.5 5 759 2438 330 11 5.5 -9.5 | 288 3 3.1 -1.0 6 732 2743 280 5 4.9 -0.9 | 198 8 2.6 7.7 7 706 3048 205 5 2.1 4.5 | 179 13 -0.3 13.1 8 700 3126 205 5 2.1 4.5 | 179 13 -0.3 13.1 9 632 3962 210 7 3.5 6.1 | 184 15 1.1 14.6 10 608 4267 170 9 -1.6 8.9 | 167 18 -3.9 17.4 11 586 4572 135 12 -8.5 8.5 | 147 20 -10.9 17.0 12 564 4877 95 10 -10.0 0.9 | 127 16 -12.3 9.4 13 544 5182 100 11 -10.8 1.9 | 128 17 -13.2 10.4 14 524 5486 95 9 -9.0 0.8 | 129 15 -11.3 9.3 15 500 5860 95 6 -6.0 0.5 | 137 12 -8.3 9.1 16 485 6096 105 5 -4.8 1.3 | 144 12 -7.2 9.8 17 466 6401 65 4 -3.6 -1.7 | 139 9 -6.0 6.8 18 431 7010 100 5 -4.9 0.9 | 142 12 -7.3 9.4 19 400 7590 110 10 -9.4 3.4 | 135 17 -11.8 11.9 20 398 7620 105 10 -9.7 2.6 | 133 16 -12.0 11.1 21 367 8230 85 19 -18.9 -1.7 | 108 22 -21.3 6.9 22 300 9700 120 18 -15.6 9.0 | 134 25 -18.0 17.5 23 298 9754 130 17 -13.0 10.9 | 142 25 -15.4 19.5 24 273 10363 105 21 -20.3 5.4 | 122 27 -22.7 14.0 25 250 10970 90 27 -27.0 0.0 | 106 31 -29.4 8.5 26 250 10973 100 26 -25.6 4.5 | 115 31 -28.0 13.0 27 228 11582 80 36 -35.5 -6.3 | 93 38 -37.8 2.3 28 208 12192 70 45 -42.3 -15.4 | 81 45 -44.7 -6.9 29 200 12450 70 54 -50.7 -18.5 | 79 54 -53.1 -9.9 30 199 12497 70 52 -48.9 -17.8 | 80 52 -51.2 -9.3 31 164 13716 85 67 -66.7 -5.8 | 92 69 -69.1 2.7 32 156 14021 80 81 -79.8 -14.1 | 86 82 -82.1 -5.5 33 150 14260 75 87 -84.0 -22.5 | 81 88 -86.4 -14.0 34 130 15112 65 92 -83.4 -38.9 | 71 91 -85.7 -30.4 35 127 15240 65 89 -80.7 -37.6 | 71 88 -83.0 -29.1 36 121 15545 65 85 -77.0 -35.9 | 71 84 -79.4 -27.4 37 109 16120 75 83 -80.2 -21.5 | 81 84 -82.5 -13.0 38 103 16459 80 81 -79.8 -14.1 | 86 82 -82.1 -5.5 39 100 16610 100 48 -47.3 8.3 | 109 52 -49.6 16.9 Wind Parameters Mean winds (0-6000m): 314.5 at 11.8 knts Storm direction: 344.5 at 8.9 knts Shear (0-3000m) pos: 3.1 neg: 4.1 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 7.7 deg Storm rel helicity (0-3000m) pos: 18.4 neg: -70.6 tot: -52.2 m^2/s^2 ave: -17.4 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 10.4 stream: -1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 28.80 Bulk Shear: 4.58 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 ------------------------------------------------------------------------------- 500 332 16 318 7| 20.6 0.0 20.6| 12.8 -4.1 8.7 17.4 0.58| 23.3 13.5 1000 327 19 313 11| 10.3 2.5 12.8| 12.8 -24.8 -12.0 -12.0 0.27| 15.0 4.1 1500 321 20 304 12| 6.9 3.3 10.1| 12.8 -43.9 -31.1 -20.7 0.08| 11.8 0.9 2000 317 19 297 12| 4.7 2.4 7.1| 16.8 -47.7 -30.9 -15.5 0.08| 10.3 0.8 2500 317 18 295 11| 3.7 2.8 6.5| 18.4 -52.3 -33.9 -13.6 -0.01| 10.2 -0.1 3000 315 16 287 9| 3.1 4.1 7.2| 18.4 -70.6 -52.2 -17.4 -0.13| 10.4 -1.4 4000 307 13 266 8| 2.3 3.3 5.6| 22.8 -76.1 -53.4 -13.3 -0.13| 8.3 -1.1 5000 305 13 261 8| 1.8 2.7 4.5| 23.4-155.3-131.9 -26.4 -0.29| 8.7 -2.5 6000 314 12 268 6| 1.6 2.1 3.7| 35.8-155.3-119.5 -19.9 -0.23| 7.8 -1.8 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250808.00.gif