UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081200.upa.cvt Date: 0000Z 12 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 12 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 1001 70 24.8 23.7 94 1.1 24.0 320 2 297.9 301.3 297.1 352.3 18.74 1 1000 79 24.4 23.4 94 1.0 23.7 0 0 297.5 300.9 296.8 351.0 18.41 2 930 717 20.4 19.4 94 1.0 19.7 299 19 299.7 302.5 295.4 344.8 15.42 3 925 764 20.4 19.1 92 1.3 19.5 300 19 300.2 303.0 295.4 344.7 15.22 4 850 1495 17.2 14.2 83 3.0 15.2 295 24 304.2 306.4 294.3 340.1 12.07 5 796 2053 15.0 9.0 67 6.0 11.3 293 21 307.6 309.3 293.1 335.2 9.09 6 703 3095 9.4 7.0 85 2.4 7.9 290 17 312.5 314.2 294.4 340.3 8.98 7 700 3131 9.6 5.8 77 3.8 7.3 290 17 313.1 314.7 294.0 338.9 8.29 8 679 3383 9.6 -2.4 43 12.0 3.4 291 18 315.9 316.8 292.0 330.9 4.72 9 667 3530 8.8 -0.2 53 9.0 3.9 291 18 316.6 317.7 292.9 334.6 5.66 10 658 3642 8.6 -7.4 31 16.0 1.0 291 18 317.6 318.2 291.3 328.4 3.33 11 640 3870 7.2 -0.8 57 8.0 2.9 292 19 318.5 319.6 293.5 336.6 5.65 12 556 5010 0.0 -14.0 34 14.0 -5.6 296 22 323.1 323.5 292.0 330.9 2.33 13 500 5850 -5.5 -15.5 45 10.0 -9.3 305 22 326.3 326.8 292.9 334.2 2.29 14 498 5881 -5.7 -15.7 45 10.0 -9.5 306 22 326.5 326.9 292.9 334.2 2.26 15 481 6153 -7.7 -11.4 75 3.7 -9.2 314 19 327.3 327.9 294.0 338.5 3.33 16 455 6584 -9.1 -16.1 57 7.0 -11.7 332 7 330.7 331.2 294.1 339.1 2.39 17 405 7476 -14.7 -21.7 55 7.0 -16.9 138 8 334.7 335.0 294.5 340.6 1.66 18 400 7570 -15.5 -22.5 55 7.0 -17.6 100 9 334.8 335.2 294.4 340.5 1.57 19 332 8952 -26.3 -28.8 79 2.5 -26.8 92 12 338.4 338.6 294.8 342.3 1.07 20 300 9680 -31.5 -35.0 71 3.5 -32.0 105 19 341.0 341.1 295.1 343.5 0.65 21 291 9894 -33.1 -36.4 72 3.3 -33.6 107 20 341.7 341.8 295.3 343.9 0.58 22 250 10940 -41.5 -44.5 73 3.0 -41.8 80 42 344.4 344.4 295.6 345.5 0.29 23 221 11764 -48.7 -50.9 78 2.2 -48.8 76 47 345.6 345.7 295.8 346.3 0.16 24 202 12348 -53.7 -58.6 55 4.9 -53.8 78 57 346.7 346.8 296.0 347.0 0.07 TRP WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 556.00 mb = 5009.91 m = 16436.51 ft Wetbulb zero: 611.42 mb = 4240.44 m = 13912.04 ft Precipitable water: 1.94 inches Sfc-500 mean rel hum: 64.25 % Est. max temperature: 31.05 C = 87.88 F Sfc-Lift cond lev (LCL): 985.53 mb = 207.13 m = 679.57 ft T: 23.60 C 700-500 lapse rate: 5.55 C/km ThetaE index: 17.17 C Layer 1000.0- 703.0 mb Conv cond level (CCL): 916.80 mb = 841.01 m = 2759.18 ft Mean mixing ratio: 16.30 g/kg Conv temperature: 27.52 C = 81.54 F Cap Strength: 1.31 C Lifted Index: -1.42 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.40 C Lifted Index @700 mb: -0.09 C Showalter Index: 1.22 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.70 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 240.40 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 312.74 J/kg Max Up Vert Vel: 25.01 m/s Conv Inhibition (B-): 19.12 J/kg Cap Strength: 1.23 C Lift Cond Lev (LCL): 935.34 mb = 666.62 m = 2187.06 ft Lev Free Conv (LFC): 750.34 mb = 2548.81 m = 8362.14 ft Equ Level (EL): 690.34 mb = 3245.97 m = 10649.37 ft B at Equ Level: 16.82 J/kg Max Parcel Lev (MPL): 650.34 mb = 3738.64 m = 12265.74 ft Wind level data Storm motion: 325 at 15 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 1001 70 320 2 1.3 -1.5 | 146 13 -7.1 10.7 1 1000 79 0 0 -0.0 -0.0 | 145 15 -8.4 12.2 2 975 305 295 15 13.6 -6.3 | 222 8 5.2 5.9 3 925 764 300 19 16.5 -9.5 | 251 9 8.1 2.7 4 850 1495 295 24 21.8 -10.1 | 261 14 13.4 2.1 5 733 2743 290 18 16.9 -6.2 | 235 10 8.5 6.1 6 700 3131 290 17 16.0 -5.8 | 230 10 7.6 6.4 7 564 4877 295 22 19.9 -9.3 | 256 12 11.5 2.9 8 500 5850 305 22 18.0 -12.6 | 272 10 9.6 -0.4 9 484 6096 310 20 15.3 -12.9 | 275 7 6.9 -0.6 10 466 6401 335 14 5.9 -12.7 | 79 3 -2.5 -0.5 11 447 6706 330 2 1.0 -1.7 | 145 13 -7.4 10.5 12 430 7010 210 11 5.5 9.5 | 172 22 -2.9 21.7 13 413 7315 200 6 2.1 5.6 | 160 19 -6.3 17.9 14 400 7570 100 9 -8.9 1.6 | 129 22 -17.3 13.8 15 397 7620 105 9 -8.7 2.3 | 130 22 -17.1 14.5 16 381 7925 100 8 -7.9 1.4 | 130 21 -16.3 13.6 17 366 8230 100 12 -11.8 2.1 | 125 25 -20.2 14.3 18 351 8534 105 13 -12.6 3.4 | 127 26 -21.0 15.6 19 323 9144 85 11 -11.0 -1.0 | 120 22 -19.4 11.3 20 300 9680 105 19 -18.4 4.9 | 123 32 -26.7 17.1 21 297 9754 110 17 -16.0 5.8 | 126 30 -24.4 18.0 22 250 10940 80 42 -41.4 -7.3 | 96 50 -49.8 4.9 23 249 10973 80 42 -41.4 -7.3 | 96 50 -49.8 4.9 24 217 11887 75 48 -46.4 -12.4 | 90 55 -54.8 -0.2 25 207 12192 75 57 -55.1 -14.8 | 88 64 -63.5 -2.5 26 198 12497 80 57 -56.1 -9.9 | 92 65 -64.5 2.3 Wind Parameters Mean winds (0-6000m): 295.5 at 19.8 knts Storm direction: 325.5 at 14.8 knts Shear (0-3000m) pos: 0.6 neg: 2.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 84.2 deg Storm rel helicity (0-3000m) pos: 28.1 neg: -22.2 tot: 5.9 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.4 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 38.79 Bulk Shear: 8.06 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 ------------------------------------------------------------------------------- 500 296 12 199 7| 0.0 15.9 15.9| 19.4 -3.4 16.0 32.0 0.61| 18.7 11.4 1000 298 16 228 7| 1.9 8.0 9.9| 25.6 -3.4 22.2 22.2 0.62| 11.4 7.1 1500 297 18 242 9| 1.3 6.2 7.5| 28.1 -4.3 23.7 15.8 0.56| 8.7 4.9 2000 296 19 247 10| 1.0 4.0 5.0| 28.1 -11.4 16.7 8.3 0.44| 7.2 3.1 2500 295 19 246 10| 0.8 2.8 3.5| 28.1 -18.0 10.0 4.0 0.33| 6.3 2.0 3000 294 19 244 10| 0.6 2.0 2.7| 28.1 -22.2 5.9 2.0 0.26| 5.5 1.4 4000 294 19 243 10| 0.8 1.5 2.3| 35.1 -22.3 12.8 3.2 0.31| 4.5 1.4 5000 294 19 245 10| 0.9 1.2 2.1| 43.5 -22.3 21.2 4.2 0.36| 3.9 1.4 6000 295 20 249 10| 0.8 1.0 1.8| 51.3 -22.3 29.0 4.8 0.38| 3.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250812.00.gif