UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 5 DEC 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 30.6 24.6 70 6.0 26.1 0 0 303.7 307.3 299.2 362.7 19.81 1 1000 79 30.0 24.0 70 6.0 25.5 0 0 303.1 306.7 298.7 359.9 19.11 2 996 115 28.6 22.6 70 6.0 24.2 2 1 302.1 305.3 297.5 354.1 17.59 3 925 768 23.8 16.8 65 7.0 19.0 40 13 303.6 306.1 295.0 342.6 13.12 4 850 1507 18.0 14.6 81 3.4 15.7 45 16 305.0 307.3 294.8 342.0 12.39 5 833 1680 16.8 14.3 85 2.5 15.1 55 15 305.5 307.8 295.0 342.6 12.40 6 818 1835 17.2 12.7 75 4.5 14.3 65 14 307.5 309.6 294.8 341.8 11.36 7 722 2891 11.2 6.5 73 4.7 8.3 80 16 312.1 313.7 293.9 338.2 8.44 8 700 3150 10.4 5.5 72 4.9 7.5 70 17 314.0 315.6 294.1 339.3 8.12 9 658 3663 8.8 0.8 57 8.0 4.4 90 17 317.8 319.0 293.7 337.5 6.17 10 569 4847 0.0 -2.9 81 2.9 -1.5 52 13 321.0 322.0 294.0 338.6 5.44 11 532 5382 -4.3 -4.7 97 0.4 -4.5 52 12 322.0 323.0 294.0 338.6 5.08 12 504 5807 -5.1 -7.7 82 2.6 -6.3 36 11 326.1 326.9 294.4 340.3 4.26 13 500 5870 -5.3 -9.0 75 3.7 -7.0 40 12 326.6 327.3 294.2 339.6 3.87 14 485 6110 -6.1 -16.1 45 10.0 -9.9 49 12 328.5 328.9 293.4 336.2 2.24 15 472 6323 -7.7 -12.7 67 5.0 -9.8 57 13 329.0 329.6 294.2 339.4 3.05 16 463 6474 -8.1 -19.1 41 11.0 -11.9 58 12 330.3 330.7 293.5 336.7 1.82 17 432 7012 -11.1 -26.1 28 15.0 -15.3 322 6 333.1 333.4 293.6 337.0 1.05 18 400 7600 -16.1 -30.1 29 14.0 -19.4 250 6 334.1 334.2 293.6 337.0 0.78 19 382 7943 -18.9 -33.9 25 15.0 -21.9 290 5 334.8 334.9 293.6 337.0 0.57 20 352 8544 -22.9 -30.9 48 8.0 -24.6 212 7 337.3 337.5 294.4 340.4 0.83 21 344 8711 -23.9 -30.9 52 7.0 -25.4 202 11 338.2 338.4 294.7 341.4 0.85 22 342 8753 -24.3 -31.3 52 7.0 -25.7 200 12 338.2 338.4 294.6 341.3 0.82 23 338 8839 -24.9 -38.9 26 14.0 -27.1 196 15 338.5 338.6 294.3 340.1 0.39 24 334 8925 -25.7 -43.7 17 18.0 -28.0 193 16 338.6 338.7 294.2 339.6 0.24 25 323 9165 -27.7 -36.7 42 9.0 -29.1 185 20 339.1 339.2 294.6 341.1 0.51 26 319 9254 -28.1 -39.1 34 11.0 -29.7 182 22 339.8 339.8 294.6 341.3 0.40 27 315 9344 -28.7 -34.7 56 6.0 -29.7 179 23 340.2 340.3 295.0 342.6 0.64 28 300 9690 -31.3 -37.3 55 6.0 -32.1 175 27 341.3 341.4 295.1 343.3 0.52 29 299 9714 -31.5 -36.5 61 5.0 -32.3 173 28 341.3 341.4 295.1 343.5 0.56 30 287 10003 -33.5 -44.5 32 11.0 -34.7 175 31 342.5 342.5 295.1 343.5 0.25 31 281 10152 -34.5 -42.5 44 8.0 -35.4 178 31 343.1 343.2 295.4 344.4 0.32 32 261 10665 -38.3 -45.3 48 7.0 -38.9 189 32 344.9 344.9 295.7 345.9 0.26 33 250 10960 -40.9 -52.9 26 12.0 -41.6 195 32 345.3 345.3 295.7 345.7 0.11 34 238 11291 -43.9 -57.9 20 14.0 -44.5 200 33 345.6 345.6 295.7 345.9 0.06 35 200 12430 -54.1 -66.1 22 12.0 -54.4 210 28 347.1 347.1 296.0 347.2 0.03 36 181 13065 -59.7 -67.7 35 8.0 -59.8 214 33 348.0 348.0 296.2 348.1 0.02 37 167 13565 -63.3 -74.3 21 11.0 -63.4 222 32 350.1 350.1 296.7 350.2 0.01 38 159 13867 -65.5 -73.5 32 8.0 -65.5 234 29 351.3 351.3 297.0 351.4 0.01 39 150 14220 -67.9 -75.9 31 8.0 -67.9 240 32 353.1 353.1 297.3 353.2 0.01 40 144 14465 -68.1 -79.1 19 11.0 -68.2 240 34 356.9 356.9 298.1 356.9 0.01 41 100 16570 -83.1 -90.1 29 7.0 -83.1 155 7 367.2 367.2 300.1 367.2 0.00 42 84 17521 -90.5 -95.1 40 4.6 -90.5 140 23 370.9 370.9 300.7 370.9 0.00 43 70 18530 -77.5 -86.5 22 9.0 -77.5 140 20 418.6 418.6 307.6 418.6 0.00 44 50 20510 -67.7 -87.7 4 20.0 -67.9 90 18 484.0 484.0 313.8 484.0 0.00 45 30 23610 -60.3 -88.3 1 28.0 -61.2 100 51 580.3 580.3 319.7 580.3 0.01 46 20 26160 -54.5 -86.5 1 32.0 -56.8 70 46 669.4 669.4 323.4 669.4 0.01 47 10 30740 -40.7 -79.7 1 39.0 -50.6 300 13 867.6 867.7 328.8 868.3 0.07 TRP 84 17521 -90.5 -95.1 40 4.6 -90.5 140 23 370.9 370.9 300.7 370.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 569.00 mb = 4846.98 m = 15901.98 ft Wetbulb zero: 591.84 mb = 4526.47 m = 14850.44 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 74.21 % Est. max temperature: 31.92 C = 89.46 F Sfc-Lift cond lev (LCL): 918.25 mb = 831.98 m = 2729.57 ft T: 23.30 C 700-500 lapse rate: 5.77 C/km ThetaE index: 20.68 C Layer 1000.0- 833.0 mb Conv cond level (CCL): 839.64 mb = 1611.95 m = 5288.47 ft Mean mixing ratio: 14.92 g/kg Conv temperature: 32.25 C = 90.05 F Cap Strength: 1.52 C Lifted Index: -1.39 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.50 C Lifted Index @700 mb: 0.54 C Showalter Index: 0.66 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.90 C K Index: 33.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 219.20 Risk: None Energy Index: -0.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 377.83 J/kg Max Up Vert Vel: 27.49 m/s Conv Inhibition (B-): 96.24 J/kg Cap Strength: 1.52 C Lift Cond Lev (LCL): 866.58 mb = 1338.14 m = 4390.16 ft Lev Free Conv (LFC): 611.58 mb = 4259.22 m = 13973.65 ft Equ Level (EL): 201.58 mb = 12378.40 m = 40611.05 ft B at Equ Level: 376.10 J/kg Max Parcel Lev (MPL): 131.58 mb = 14985.32 m = 49163.82 ft Wind level data Storm motion: 88 at 10 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 0 0 -0.0 -0.0 | 268 10 9.7 0.3 1 1000 79 0 0 -0.0 -0.0 | 268 10 9.7 0.3 2 925 768 40 13 -8.4 -10.0 | 352 10 1.4 -9.7 3 910 914 30 12 -6.0 -10.4 | 340 11 3.7 -10.1 4 878 1219 10 14 -2.4 -13.8 | 332 15 7.3 -13.5 5 850 1507 45 16 -11.3 -11.3 | 8 11 -1.6 -11.1 6 848 1524 45 16 -11.3 -11.3 | 8 11 -1.6 -11.1 7 761 2438 105 10 -9.7 2.6 | 181 3 0.0 2.8 8 734 2743 85 15 -14.9 -1.3 | 79 5 -5.2 -1.0 9 700 3150 70 17 -16.0 -5.8 | 48 8 -6.3 -5.6 10 657 3658 90 17 -17.0 0.0 | 92 7 -7.3 0.3 11 610 4267 40 13 -8.4 -10.0 | 352 10 1.4 -9.7 12 544 5182 60 13 -11.3 -6.5 | 14 6 -1.6 -6.2 13 505 5791 35 11 -6.3 -9.0 | 339 9 3.4 -8.8 14 500 5870 40 12 -7.7 -9.2 | 347 9 2.0 -8.9 15 467 6401 60 13 -11.3 -6.5 | 14 6 -1.6 -6.2 16 449 6706 50 6 -4.6 -3.9 | 305 6 5.1 -3.6 17 432 7010 320 6 3.9 -4.6 | 288 14 13.6 -4.3 18 400 7600 250 6 5.6 2.1 | 261 16 15.3 2.3 19 399 7620 250 5 4.7 1.7 | 262 15 14.4 2.0 20 383 7925 290 5 4.7 -1.7 | 276 14 14.4 -1.5 21 367 8230 295 2 1.8 -0.8 | 273 12 11.5 -0.6 22 352 8534 210 7 3.5 6.1 | 244 15 13.2 6.3 23 337 8839 195 15 3.9 14.5 | 223 20 13.6 14.7 24 310 9449 175 25 -2.2 24.9 | 197 26 7.5 25.2 25 300 9690 175 27 -2.4 26.9 | 195 28 7.4 27.2 26 297 9754 170 31 -5.4 30.5 | 188 31 4.3 30.8 27 250 10960 195 32 8.3 30.9 | 210 36 18.0 31.2 28 238 11278 200 33 11.3 31.0 | 214 38 21.0 31.3 29 227 11582 205 31 13.1 28.1 | 219 36 22.8 28.4 30 217 11887 215 29 16.6 23.8 | 228 36 26.3 24.0 31 200 12430 210 28 14.0 24.2 | 224 34 23.7 24.5 32 198 12497 205 28 11.8 25.4 | 220 33 21.5 25.6 33 188 12802 210 33 16.5 28.6 | 222 39 26.2 28.8 34 163 13716 225 32 22.6 22.6 | 235 40 32.3 22.9 35 155 14021 245 26 23.6 11.0 | 251 35 33.3 11.2 36 150 14220 240 32 27.7 16.0 | 247 41 37.4 16.3 37 140 14630 240 35 30.3 17.5 | 246 44 40.0 17.8 38 126 15240 255 37 35.7 9.6 | 258 46 45.4 9.8 39 113 15850 245 31 28.1 13.1 | 251 40 37.8 13.4 40 107 16154 250 24 22.6 8.2 | 255 33 32.3 8.5 41 102 16459 270 14 14.0 -0.0 | 269 24 23.7 0.3 42 100 16570 155 7 -3.0 6.3 | 226 9 6.7 6.6 43 97 16764 175 7 -0.6 7.0 | 232 12 9.1 7.2 44 84 17521 140 23 -14.8 17.6 | 164 19 -5.1 17.9 45 70 18530 140 20 -12.9 15.3 | 169 16 -3.1 15.6 46 50 20510 90 18 -18.0 0.0 | 92 8 -8.3 0.3 47 30 23610 100 51 -50.2 8.9 | 103 42 -40.5 9.1 48 20 26160 70 46 -43.2 -15.7 | 65 37 -33.5 -15.5 49 10 30740 300 13 11.3 -6.5 | 287 22 21.0 -6.2 Wind Parameters Mean winds (0-6000m): 58.5 at 12.9 knts Storm direction: 88.5 at 9.7 knts Shear (0-3000m) pos: 2.3 neg: 1.9 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 144.7 deg Storm rel helicity (0-3000m) pos: 73.9 neg: -20.2 tot: 53.7 m^2/s^2 ave: 17.9 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 3.3 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 33.11 Bulk Shear: 11.41 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 29 5 296 8| 9.5 0.0 9.5| 24.2 0.0 24.2 48.4 1.00| 9.9 9.9 1000 35 8 323 8| 4.8 2.1 6.9| 35.1 -8.4 26.7 26.7 0.59| 9.6 5.7 1500 31 10 334 10| 4.6 1.4 6.0| 63.8 -11.0 52.8 35.2 0.63| 10.3 6.4 2000 41 11 345 9| 3.2 1.1 4.3| 71.8 -11.0 60.8 30.4 0.61| 9.9 6.0 2500 49 11 351 7| 2.7 0.8 3.6| 73.9 -12.4 61.5 24.6 0.55| 9.4 5.2 3000 57 12 2 6| 2.3 1.9 4.2| 73.9 -20.2 53.7 17.9 0.36| 9.1 3.3 4000 64 13 21 6| 2.1 2.2 4.3| 84.5 -38.0 46.5 11.6 0.22| 8.9 1.9 5000 61 13 16 6| 1.9 1.9 3.8| 90.4 -46.5 43.9 8.8 0.18| 7.9 1.5 6000 58 13 12 7| 1.7 1.8 3.4| 96.9 -55.9 41.0 6.8 0.15| 7.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251205.12.gif