UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081400.upa.cvt Date: 0000Z 14 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 14 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 ------------------------------------------------------------------------------- SFC 1000 77 24.4 23.4 94 1.0 23.7 0 0 297.5 300.9 296.8 351.0 18.41 1 937 642 22.4 19.7 85 2.7 20.5 286 24 301.1 304.0 296.0 347.0 15.60 2 925 754 22.0 18.6 81 3.4 19.6 285 26 301.8 304.5 295.6 345.2 14.74 3 850 1489 16.6 14.8 89 1.8 15.4 290 26 303.5 305.9 294.5 340.8 12.55 4 832 1670 15.2 13.8 91 1.4 14.3 288 25 303.9 306.1 294.3 339.7 12.01 5 816 1835 15.4 12.5 83 2.9 13.5 286 25 305.8 307.9 294.2 339.5 11.23 6 758 2454 11.4 10.1 92 1.3 10.6 278 22 308.0 309.9 294.1 339.2 10.30 7 727 2803 13.0 0.0 41 13.0 5.9 274 21 313.5 314.5 291.7 330.1 5.27 8 720 2884 12.2 -0.8 41 13.0 5.2 273 21 313.5 314.4 291.5 329.3 5.01 9 708 3025 10.6 6.4 75 4.2 8.0 271 21 313.2 314.8 294.3 339.8 8.55 10 700 3119 10.2 6.7 79 3.5 8.0 270 21 313.8 315.5 294.6 341.2 8.83 11 622 4094 5.8 -4.2 49 10.0 0.7 262 26 319.5 320.4 292.8 334.1 4.51 12 602 4362 4.8 -13.2 26 18.0 -2.7 261 27 321.4 321.8 291.5 329.1 2.30 13 553 5048 0.0 -19.0 22 19.0 -6.8 268 28 323.6 323.9 291.4 328.9 1.54 14 530 5388 -1.9 -20.9 22 19.0 -8.4 273 24 325.3 325.5 291.7 330.0 1.36 15 522 5509 -2.3 -13.3 43 11.0 -6.8 274 23 326.2 326.7 293.1 335.1 2.63 16 504 5787 -3.7 -9.7 63 6.0 -6.4 254 20 327.8 328.5 294.3 340.0 3.64 17 500 5850 -4.3 -10.3 63 6.0 -7.0 250 19 327.8 328.5 294.2 339.6 3.49 18 448 6706 -9.9 -17.9 52 8.0 -12.8 254 20 331.2 331.6 294.0 338.5 2.09 19 400 7570 -16.5 -20.0 74 3.5 -17.6 295 15 333.5 333.9 294.4 340.5 1.95 20 394 7683 -17.3 -20.4 77 3.1 -18.3 289 14 333.9 334.3 294.5 340.7 1.92 21 349 8579 -23.7 -27.5 71 3.8 -24.6 315 6 337.1 337.3 294.6 341.3 1.15 22 339 8791 -24.3 -31.3 52 7.0 -25.7 21 4 339.1 339.2 294.8 342.2 0.83 23 326 9075 -25.5 -33.5 47 8.0 -27.0 51 11 341.2 341.4 295.3 343.9 0.69 24 300 9670 -30.9 -35.9 61 5.0 -31.7 95 23 341.8 342.0 295.3 344.1 0.60 25 250 10940 -41.3 -44.7 70 3.4 -41.6 95 43 344.7 344.7 295.7 345.8 0.29 26 236 11327 -44.1 -46.9 74 2.8 -44.3 89 47 346.2 346.2 296.0 347.1 0.24 27 200 12410 -52.9 -56.6 64 3.7 -53.0 70 49 349.0 349.0 296.5 349.4 0.09 28 179 13119 -59.5 -62.0 73 2.5 -59.6 72 55 349.5 349.5 296.5 349.7 0.05 29 171 13405 -61.7 -66.5 53 4.8 -61.8 73 58 350.4 350.4 296.7 350.5 0.03 30 150 14210 -67.1 -73.1 42 6.0 -67.1 75 76 354.5 354.5 297.6 354.6 0.01 31 130 15064 -71.9 -80.9 25 9.0 -71.9 75 95 360.7 360.7 298.8 360.7 0.00 32 108 16145 -76.3 -84.4 27 8.1 -76.3 70 104 372.1 372.1 300.9 372.1 0.00 33 106 16252 -76.7 -84.7 27 8.0 -76.7 73 100 373.3 373.3 301.1 373.3 0.00 TRP WND 108 16145 -76.3 -84.4 27 8.1 -76.3 70 104 372.1 372.1 300.9 372.1 0.00 Sounding variables and indices 1000-500 mb thick: 5772.73 m Freezing level: 553.00 mb = 5048.37 m = 16562.69 ft Wetbulb zero: 617.82 mb = 4149.54 m = 13613.80 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 63.07 % Est. max temperature: 30.39 C = 86.69 F Sfc-Lift cond lev (LCL): 985.96 mb = 200.07 m = 656.40 ft T: 23.97 C 700-500 lapse rate: 5.31 C/km ThetaE index: 21.69 C Layer 937.0- 708.0 mb Conv cond level (CCL): 887.21 mb = 1116.60 m = 3663.36 ft Mean mixing ratio: 16.10 g/kg Conv temperature: 29.52 C = 85.13 F Cap Strength: 1.67 C Lifted Index: -0.45 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.15 C Lifted Index @700 mb: 0.28 C Showalter Index: 2.13 C Risk: Showers probable Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 19.10 C K Index: 32.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 248.60 Risk: None Energy Index: -0.28 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 343.91 J/kg Max Up Vert Vel: 26.23 m/s Conv Inhibition (B-): 21.05 J/kg Cap Strength: 1.61 C Lift Cond Lev (LCL): 918.21 mb = 818.04 m = 2683.83 ft Lev Free Conv (LFC): 863.21 mb = 1354.95 m = 4445.31 ft Equ Level (EL): 733.21 mb = 2732.14 m = 8963.62 ft B at Equ Level: 47.62 J/kg Max Parcel Lev (MPL): 143.21 mb = 14486.31 m = 47526.70 ft Wind level data Storm motion: 304 at 18 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 1000 77 0 0 -0.0 -0.0 | 124 18 -14.7 9.7 1 974 305 290 17 16.0 -5.8 | 199 4 1.3 3.9 2 925 754 285 26 25.1 -6.7 | 254 11 10.5 3.0 3 850 1489 290 26 24.4 -8.9 | 265 10 9.8 0.8 4 732 2743 275 21 20.9 -1.8 | 218 10 6.3 7.9 5 700 3119 270 21 21.0 -0.0 | 213 12 6.3 9.7 6 608 4267 260 27 26.6 4.7 | 220 19 11.9 14.4 7 585 4572 265 26 25.9 2.3 | 223 16 11.2 12.0 8 564 4877 265 30 29.9 2.6 | 231 20 15.2 12.3 9 523 5486 275 23 22.9 -2.0 | 227 11 8.3 7.7 10 500 5850 250 19 17.9 6.5 | 191 17 3.2 16.2 11 466 6401 240 22 19.1 11.0 | 192 21 4.4 20.7 12 400 7570 295 15 13.6 -6.3 | 162 4 -1.1 3.4 13 397 7620 290 15 14.1 -5.1 | 173 5 -0.6 4.6 14 381 7925 285 10 9.7 -2.6 | 145 9 -5.0 7.1 15 365 8230 290 10 9.4 -3.4 | 140 8 -5.3 6.3 16 350 8534 305 6 4.9 -3.4 | 123 12 -9.7 6.3 17 336 8839 40 4 -2.6 -3.1 | 111 18 -17.2 6.6 18 322 9144 55 14 -11.5 -8.0 | 94 26 -26.1 1.7 19 309 9449 95 17 -16.9 1.5 | 109 34 -31.6 11.2 20 300 9670 95 23 -22.9 2.0 | 107 39 -37.6 11.7 21 284 10058 100 26 -25.6 4.5 | 109 43 -40.3 14.2 22 260 10668 100 29 -28.6 5.0 | 109 46 -43.2 14.7 23 250 10940 95 43 -42.8 3.7 | 103 59 -57.5 13.5 24 238 11278 90 46 -46.0 0.0 | 99 61 -60.7 9.7 25 217 11887 80 57 -56.1 -9.9 | 90 71 -70.8 -0.2 26 200 12410 70 49 -46.0 -16.8 | 83 61 -60.7 -7.1 27 155 14021 75 64 -61.8 -16.6 | 85 77 -76.5 -6.9 28 150 14210 75 76 -73.4 -19.7 | 84 89 -88.1 -10.0 29 147 14326 75 72 -69.5 -18.6 | 84 85 -84.2 -8.9 30 140 14630 80 87 -85.7 -15.1 | 87 100 -100.3 -5.4 31 133 14935 75 94 -90.8 -24.3 | 82 106 -105.5 -14.6 32 108 16145 70 104 -97.7 -35.6 | 77 115 -112.4 -25.9 33 102 16459 80 93 -91.6 -16.1 | 87 106 -106.2 -6.4 Wind Parameters Mean winds (0-6000m): 273.5 at 23.4 knts Storm direction: 303.5 at 17.6 knts Shear (0-3000m) pos: 0.6 neg: 3.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 90.2 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -37.6 tot: -15.3 m^2/s^2 ave: -5.1 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 0.5 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 25.41 Bulk Shear: 13.54 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 ------------------------------------------------------------------------------- 500 289 15 170 5| 0.0 23.1 23.1| 13.7 -15.1 -1.4 -2.9 0.32| 27.0 8.7 1000 287 20 229 6| 1.8 11.6 13.4| 19.4 -15.1 4.3 4.3 0.35| 15.9 5.5 1500 288 22 244 7| 1.1 7.7 8.8| 22.3 -16.5 5.8 3.9 0.34| 11.2 3.8 2000 287 23 247 8| 0.8 5.3 6.1| 22.3 -24.7 -2.4 -1.2 0.22| 9.2 2.1 2500 286 23 244 8| 0.7 3.9 4.5| 22.3 -32.5 -10.2 -4.1 0.13| 8.0 1.0 3000 284 22 239 8| 0.6 3.1 3.7| 22.3 -37.6 -15.3 -5.1 0.07| 7.1 0.5 4000 279 23 232 10| 0.4 3.0 3.5| 27.4 -37.6 -10.2 -2.5 0.09| 6.1 0.6 5000 275 24 230 12| 0.7 2.4 3.1| 44.6 -37.7 6.9 1.4 0.14| 6.0 0.8 6000 274 23 227 12| 0.4 2.0 2.5| 45.6 -71.9 -26.4 -4.4 -0.02| 6.5 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250814.00.gif