UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 24 APR 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 63 270 2 SFC 999 72 30.8 26.4 77 4.4 27.4 270 2 304.0 308.1 300.7 370.4 22.18 2 925 756 25.0 20.1 74 4.9 21.5 285 16 304.9 307.9 297.3 353.3 16.22 3 850 1495 20.4 18.3 88 2.1 18.9 340 7 307.5 310.5 297.7 355.1 15.76 4 700 3146 10.8 8.5 86 2.3 9.3 85 9 314.4 316.4 295.6 345.6 10.01 5 500 5890 -4.3 -13.3 49 9.0 -8.0 40 5 327.8 328.3 293.6 337.2 2.74 6 400 7610 -15.3 -18.9 74 3.6 -16.5 115 8 335.1 335.5 295.0 342.7 2.15 7 300 9720 -29.5 -47.5 16 18.0 -31.4 110 19 343.8 343.8 295.4 344.5 0.17 8 250 11000 -40.3 -51.3 30 11.0 -41.1 80 21 346.2 346.2 295.9 346.7 0.14 9 200 12470 -51.3 -56.3 55 5.0 -51.5 90 19 351.5 351.6 297.0 351.9 0.09 10 150 14280 -67.1 -72.1 49 5.0 -67.1 65 33 354.5 354.5 297.6 354.6 0.02 11 114 15884 -79.5 -81.8 69 2.3 -79.5 75 11 360.4 360.4 298.8 360.4 0.00 12 100 16630 -77.3 -81.4 52 4.1 -77.3 255 11 378.4 378.4 302.0 378.4 0.01 13 91 17166 -80.7 -83.2 66 2.5 -80.7 242 11 382.0 382.0 302.6 382.0 0.00 14 80 17891 -81.3 -84.4 59 3.1 -81.3 224 12 395.1 395.1 304.5 395.1 0.00 15 71 18569 -77.1 -82.1 45 5.0 -77.1 207 12 417.7 417.7 307.4 417.8 0.01 16 70 18650 -76.9 -81.3 49 4.4 -76.9 205 12 419.9 419.9 307.7 419.9 0.01 17 68 18816 -77.5 -80.8 59 3.3 -77.5 214 13 422.1 422.1 308.0 422.1 0.01 18 56 19943 -72.3 -79.3 34 7.0 -72.3 275 17 458.0 458.0 311.6 458.1 0.01 19 51 20493 -71.7 -77.7 40 6.0 -71.8 304 19 471.8 471.9 312.8 472.0 0.02 20 50 20610 -71.5 -77.5 40 6.0 -71.6 310 19 475.0 475.0 313.1 475.1 0.02 21 46 21111 -65.5 -76.5 20 11.0 -65.8 315 19 500.9 500.9 315.0 501.1 0.03 22 37 22450 -62.1 -79.1 9 17.0 -62.7 328 19 541.9 541.9 317.6 542.0 0.02 23 30 23750 -61.7 -94.7 0 33.0 -62.4 340 19 576.4 576.4 319.5 576.4 0.00 24 29 23960 -61.9 -94.9 0 33.0 -62.7 348 21 581.5 581.5 319.8 581.5 0.00 25 25 24890 -55.9 -90.9 0 35.0 -57.6 25 29 623.9 624.0 321.6 624.0 0.00 26 24 25150 -56.7 -91.7 0 35.0 -58.3 35 31 629.0 629.0 321.9 629.0 0.00 27 23 25421 -53.9 -88.9 1 35.0 -56.1 46 33 644.9 644.9 322.5 644.9 0.01 28 20 26320 -52.9 -87.9 1 35.0 -55.6 80 41 674.3 674.3 323.6 674.3 0.01 29 19 26651 -52.9 -88.9 1 36.0 -55.7 684.2 684.2 323.9 684.3 0.01 TRP 114 15884 -79.5 -81.8 69 2.3 -79.5 75 11 360.4 360.4 298.8 360.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5827.00 m Freezing level: 556.95 mb = 5108.60 m = 16760.28 ft Wetbulb zero: 592.34 mb = 4507.92 m = 14789.59 ft Precipitable water: 2.44 inches Sfc-500 mean rel hum: 75.50 % Est. max temperature: 34.32 C = 93.78 F Sfc-Lift cond lev (LCL): 938.11 mb = 630.93 m = 2069.96 ft T: 26.06 C 700-500 lapse rate: 5.50 C/km ThetaE index: 17.95 C Layer 700.0- 400.0 mb Conv cond level (CCL): 857.18 mb = 1421.51 m = 4663.68 ft Mean mixing ratio: 18.37 g/kg Conv temperature: 34.02 C = 93.23 F Cap Strength: 1.37 C Lifted Index: -4.55 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.08 C Lifted Index @700 mb: -2.29 C Showalter Index: -3.09 C Risk: Severe thunderstorms possible Total Totals Index: 47.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 22.60 C K Index: 40.70 Risk: > 80 % chance of thunderstorms Sweat Index: 238.60 Risk: None Energy Index: -3.48 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2351.70 J/kg Max Up Vert Vel: 68.58 m/s Conv Inhibition (B-): 23.18 J/kg Cap Strength: 1.37 C Lift Cond Lev (LCL): 889.36 mb = 1099.41 m = 3606.95 ft Lev Free Conv (LFC): 814.36 mb = 1859.25 m = 6099.83 ft Equ Level (EL): 114.36 mb = 15865.32 m = 52050.95 ft B at Equ Level: 2310.39 J/kg Max Parcel Lev (MPL): 64.36 mb = 19135.51 m = 62779.79 ft Wind level data Storm motion: 56 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 ---------------------------------------------------------- 0 999 72 270 2 2.0 -0.0 | 243 9 8.1 4.1 1 973 305 275 12 12.0 -1.0 | 260 18 18.1 3.1 2 925 756 285 16 15.5 -4.1 | 270 22 21.6 0.0 3 908 914 285 14 13.5 -3.6 | 268 20 19.6 0.5 4 850 1495 340 7 2.4 -6.6 | 286 9 8.5 -2.4 5 847 1524 340 7 2.4 -6.6 | 286 9 8.5 -2.4 6 817 1829 15 7 -1.8 -6.8 | 301 5 4.3 -2.6 7 761 2438 35 15 -8.6 -12.3 | 17 9 -2.5 -8.1 8 708 3048 70 10 -9.4 -3.4 | 102 3 -3.3 0.7 9 700 3146 85 9 -9.0 -0.8 | 140 4 -2.9 3.4 10 682 3353 60 9 -7.8 -4.5 | 78 2 -1.7 -0.4 11 610 4267 35 10 -5.7 -8.2 | 355 4 0.4 -4.0 12 545 5182 75 9 -8.7 -2.3 | 125 3 -2.6 1.8 13 500 5890 40 5 -3.2 -3.8 | 264 3 2.9 0.3 14 487 6096 65 7 -6.3 -3.0 | 168 1 -0.2 1.2 15 468 6401 65 10 -9.1 -4.2 | 88 3 -3.0 -0.1 16 450 6706 65 7 -6.3 -3.0 | 168 1 -0.2 1.2 17 416 7315 150 10 -5.0 8.7 | 185 13 1.1 12.8 18 400 7610 115 8 -7.3 3.4 | 171 8 -1.1 7.5 19 399 7620 140 11 -7.1 8.4 | 176 13 -1.0 12.6 20 368 8230 105 6 -5.8 1.6 | 183 6 0.3 5.7 21 353 8534 120 8 -6.9 4.0 | 174 8 -0.8 8.1 22 325 9144 115 13 -11.8 5.5 | 149 11 -5.7 9.6 23 300 9720 110 19 -17.9 6.5 | 132 16 -11.8 10.6 24 286 10058 100 20 -19.7 3.5 | 119 16 -13.6 7.6 25 250 11000 80 21 -20.7 -3.6 | 92 15 -14.6 0.5 26 240 11278 85 20 -19.9 -1.7 | 100 14 -13.8 2.4 27 200 12470 90 19 -19.0 0.0 | 108 14 -12.9 4.1 28 199 12497 100 16 -15.8 2.8 | 126 12 -9.7 6.9 29 181 13106 70 19 -17.9 -6.5 | 79 12 -11.8 -2.4 30 172 13411 90 21 -21.0 0.0 | 106 15 -14.9 4.1 31 156 14021 65 32 -29.0 -13.5 | 68 25 -22.9 -9.4 32 150 14280 65 33 -29.9 -13.9 | 68 26 -23.8 -9.8 33 134 14935 65 35 -31.7 -14.8 | 67 28 -25.6 -10.6 34 127 15240 65 26 -23.6 -11.0 | 69 19 -17.5 -6.8 35 114 15884 75 11 -10.6 -2.8 | 106 5 -4.5 1.3 36 109 16154 75 11 -10.6 -2.8 | 106 5 -4.5 1.3 37 103 16459 135 15 -10.6 10.6 | 163 15 -4.5 14.7 38 100 16630 255 11 10.6 2.8 | 247 18 16.7 7.0 39 70 18650 205 12 5.1 10.9 | 217 19 11.2 15.0 40 50 20610 310 19 14.6 -12.2 | 291 22 20.7 -8.1 41 30 23750 340 19 6.5 -17.9 | 317 19 12.6 -13.7 42 20 26320 80 41 -40.4 -7.1 | 85 34 -34.3 -3.0 Wind Parameters Mean winds (0-6000m): 25.8 at 9.8 knts Storm direction: 55.8 at 7.4 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -129.7 deg Storm rel helicity (0-3000m) pos: 79.7 neg: -1.9 tot: 77.9 m^2/s^2 ave: 26.0 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 5.1 10^-3/s Energy-Hel index: 0.89 Bulk Rich Number: 66.34 Bulk Shear: 35.45 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 ------------------------------------------------------------------------------- 500 277 10 260 17| 12.8 0.0 12.8| 23.5 0.0 23.5 47.0 0.46| 13.1 6.0 1000 283 12 265 18| 5.4 0.0 5.4| 43.0 -1.9 41.1 41.1 0.47| 10.3 4.8 1500 290 11 269 17| 2.3 0.0 2.3| 53.0 -1.9 51.1 34.1 0.42| 10.0 4.2 2000 303 10 276 15| 2.9 0.0 2.9| 60.4 -1.9 58.5 29.3 0.48| 9.2 4.4 2500 325 11 291 13| 3.2 0.0 3.2| 71.9 -1.9 70.0 28.0 0.54| 8.9 4.8 3000 343 11 304 11| 2.0 0.0 2.0| 79.7 -1.9 77.9 26.0 0.59| 8.7 5.1 4000 6 11 322 8| 1.5 0.7 2.2| 81.2 -5.2 76.0 19.0 0.44| 7.6 3.3 5000 18 10 333 6| 1.4 0.6 2.0| 84.6 -5.7 78.9 15.8 0.46| 6.8 3.1 6000 26 10 339 5| 1.2 0.7 1.9| 85.4 -6.4 79.1 13.2 0.41| 6.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250424.12.gif