UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081612.upa.cvt Date: 1200Z 16 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 16 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 44 320 2 SFC 997 71 25.2 24.2 94 1.0 24.5 320 2 298.6 302.1 297.7 355.2 19.41 2 925 730 21.8 20.3 91 1.5 20.8 285 31 301.6 304.6 296.6 350.0 16.42 3 850 1460 17.6 15.9 90 1.7 16.4 305 38 304.6 307.1 295.5 344.8 13.49 4 792 2064 13.8 12.3 91 1.5 12.9 301 33 306.7 308.9 294.6 341.2 11.43 5 763 2381 14.2 10.9 81 3.3 12.1 300 32 310.5 312.5 295.1 343.5 10.80 6 700 3108 10.0 7.5 84 2.5 8.5 295 27 313.6 315.3 294.9 342.5 9.34 7 634 3927 5.8 3.9 88 1.9 4.6 288 24 317.8 319.3 295.1 343.1 8.02 8 602 4350 3.8 -1.1 70 4.9 1.1 286 22 320.2 321.4 294.1 339.1 5.87 9 553 5037 0.0 -1.9 87 1.9 -1.0 283 19 323.6 324.8 295.1 343.2 6.03 10 500 5840 -4.1 -7.9 75 3.8 -5.9 280 17 328.0 328.9 294.8 342.2 4.22 11 496 5904 -4.5 -8.8 72 4.3 -6.5 279 17 328.3 329.1 294.7 341.7 3.97 12 472 6296 -7.7 -10.4 81 2.7 -8.9 275 18 329.0 329.8 294.7 341.5 3.67 13 445 6757 -10.3 -17.3 56 7.0 -12.8 272 19 331.3 331.8 294.1 339.1 2.21 14 439 6863 -10.7 -18.7 52 8.0 -13.5 276 17 332.1 332.5 294.1 339.1 1.99 15 435 6934 -11.3 -16.3 66 5.0 -13.2 279 17 332.2 332.7 294.5 340.8 2.46 16 403 7523 -14.1 -18.5 69 4.4 -15.6 303 11 335.9 336.4 295.2 343.8 2.21 17 400 7580 -14.5 -18.8 70 4.3 -16.0 305 10 336.1 336.6 295.3 343.8 2.17 18 384 7888 -16.9 -21.7 66 4.8 -18.4 250 8 336.9 337.3 295.1 343.3 1.76 19 374 8085 -18.1 -26.1 50 8.0 -20.2 230 7 337.9 338.1 294.9 342.4 1.22 20 372 8125 -18.3 -28.3 41 10.0 -20.8 228 6 338.1 338.4 294.8 341.9 1.00 21 368 8206 -18.9 -33.9 25 15.0 -22.0 222 6 338.4 338.5 294.5 340.7 0.59 22 325 9117 -26.3 -35.3 42 9.0 -27.9 196 4 340.4 340.6 295.0 342.7 0.58 23 312 9410 -28.7 -33.2 65 4.5 -29.5 208 2 341.1 341.2 295.3 343.9 0.75 24 300 9690 -30.7 -34.4 70 3.7 -31.3 15 4 342.1 342.3 295.4 344.8 0.69 25 252 10896 -40.3 -44.0 68 3.7 -40.6 61 11 345.4 345.4 295.8 346.6 0.31 26 250 10950 -40.7 -44.3 68 3.6 -41.0 60 11 345.6 345.6 295.9 346.8 0.30 27 200 12430 -52.1 -59.1 43 7.0 -52.3 75 45 350.3 350.3 296.7 350.5 0.07 28 168 13535 -61.3 -72.3 22 11.0 -61.4 77 67 352.8 352.9 297.3 352.9 0.01 29 150 14230 -65.9 -72.9 37 7.0 -66.0 65 79 356.6 356.6 298.0 356.6 0.01 30 142 14562 -69.3 -75.3 41 6.0 -69.4 65 80 356.3 356.3 298.0 356.3 0.01 31 130 15086 -74.3 -79.3 46 5.0 -74.3 65 81 356.4 356.4 298.0 356.4 0.01 32 121 15505 -75.3 -81.9 35 6.6 -75.3 75 94 362.0 362.0 299.1 362.0 0.00 33 119 15602 -75.5 -82.5 33 7.0 -75.5 71 85 363.3 363.3 299.4 363.3 0.00 34 101 16544 -80.5 -86.5 36 6.0 -80.5 90 54 371.1 371.1 300.8 371.1 0.00 35 100 16600 -80.5 -86.5 36 6.0 -80.5 85 54 372.2 372.2 300.9 372.2 0.00 36 91 17139 -74.9 -83.9 23 9.0 -74.9 88 51 393.5 393.5 304.3 393.5 0.00 37 87 17398 -77.3 -84.3 32 7.0 -77.3 89 50 393.8 393.8 304.3 393.8 0.00 38 82 17741 -73.1 -84.1 17 11.0 -73.2 91 48 409.1 409.1 306.4 409.1 0.00 39 76 18187 -71.3 -83.3 15 12.0 -71.4 93 46 421.8 421.8 307.9 421.8 0.01 40 70 18670 -73.9 -83.9 20 10.0 -74.0 95 44 426.3 426.3 308.4 426.3 0.00 41 69 18754 -74.1 -84.1 20 10.0 -74.2 95 43 427.6 427.6 308.6 427.6 0.00 42 67 18926 -71.1 -84.1 13 13.0 -71.2 95 42 437.7 437.7 309.7 437.8 0.01 43 64 19195 -73.3 -85.3 14 12.0 -73.4 95 39 438.7 438.7 309.7 438.7 0.00 44 55 20095 -66.9 -82.9 9 16.0 -67.1 95 30 472.8 472.8 312.9 472.8 0.01 45 50 20670 -66.9 -81.9 10 15.0 -67.1 95 25 485.8 485.8 313.9 485.9 0.01 46 39 22183 -64.1 -85.1 4 21.0 -64.6 90 42 528.7 528.7 316.8 528.7 0.01 47 34 23037 -57.7 -87.7 1 30.0 -58.7 87 51 566.7 566.7 319.0 566.7 0.01 48 30 23830 -56.3 -89.3 1 33.0 -57.7 85 59 591.2 591.2 320.2 591.2 0.00 49 21 26098 -55.3 -90.3 1 35.0 -57.4 89 66 657.7 657.7 323.0 657.7 0.01 50 20 26410 -54.7 -89.7 1 35.0 -57.0 90 67 668.7 668.7 323.4 668.8 0.01 51 18 27087 -53.7 -88.7 1 35.0 -56.4 90 68 692.4 692.4 324.2 692.4 0.01 52 16 27855 -48.1 -85.1 1 37.0 -52.8 90 69 734.3 734.4 325.5 734.5 0.02 53 11 30334 -46.9 -83.9 1 37.0 -53.4 90 72 821.8 821.8 327.8 822.1 0.03 54 10 30970 -43.9 -81.9 1 38.0 -52.1 90 73 855.7 855.7 328.5 856.2 0.05 55 7.4 32998 -42.5 -84.5 0 42.0 -52.8 938.3 938.3 330.1 938.8 0.04 TRP 101 16544 -80.5 -86.5 36 6.0 -80.5 90 54 371.1 371.1 300.8 371.1 0.00 WND 121 15505 -75.3 -81.9 35 6.6 -75.3 75 94 362.0 362.0 299.1 362.0 0.00 Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 553.00 mb = 5037.03 m = 16525.50 ft Wetbulb zero: 576.39 mb = 4701.95 m = 15426.14 ft Precipitable water: 2.31 inches Sfc-500 mean rel hum: 85.07 % Est. max temperature: 31.28 C = 88.30 F Sfc-Lift cond lev (LCL): 983.05 mb = 194.53 m = 638.23 ft T: 24.56 C 700-500 lapse rate: 5.16 C/km ThetaE index: 14.05 C Layer 925.0- 763.0 mb Conv cond level (CCL): 907.71 mb = 892.85 m = 2929.27 ft Mean mixing ratio: 17.32 g/kg Conv temperature: 28.85 C = 83.94 F Cap Strength: 0.72 C Lifted Index: -1.72 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.18 C Lifted Index @700 mb: -1.04 C Showalter Index: 0.74 C Risk: Thunderstorms probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.00 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 283.80 Risk: None Energy Index: -0.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 860.07 J/kg Max Up Vert Vel: 41.47 m/s Conv Inhibition (B-): 5.44 J/kg Cap Strength: 0.72 C Lift Cond Lev (LCL): 928.82 mb = 693.77 m = 2276.12 ft Lev Free Conv (LFC): 873.82 mb = 1221.42 m = 4007.23 ft Equ Level (EL): 183.82 mb = 12964.61 m = 42534.30 ft B at Equ Level: 856.71 J/kg Max Parcel Lev (MPL): 93.82 mb = 16964.75 m = 55657.95 ft Wind level data Storm motion: 324 at 19 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 ---------------------------------------------------------- 0 997 71 320 2 1.3 -1.5 | 144 17 -10.2 14.1 1 971 305 305 22 18.0 -12.6 | 245 7 6.5 3.0 2 925 730 285 31 29.9 -8.0 | 248 20 18.4 7.6 3 905 914 290 33 31.0 -11.3 | 258 20 19.5 4.3 4 850 1460 305 38 31.1 -21.8 | 288 21 19.6 -6.2 5 785 2134 300 32 27.7 -16.0 | 271 16 16.2 -0.4 6 731 2743 300 32 27.7 -16.0 | 271 16 16.2 -0.4 7 700 3108 295 27 24.5 -11.4 | 252 14 12.9 4.2 8 679 3353 290 26 24.4 -8.9 | 243 15 12.9 6.7 9 503 5791 280 16 15.8 -2.8 | 198 13 4.2 12.8 10 500 5840 280 17 16.7 -3.0 | 202 14 5.2 12.6 11 447 6706 270 19 19.0 -0.0 | 206 17 7.5 15.6 12 400 7580 305 10 8.2 -5.7 | 161 10 -3.3 9.8 13 398 7620 310 12 9.2 -7.7 | 164 8 -2.3 7.9 14 382 7925 240 7 6.1 3.5 | 164 20 -5.5 19.1 15 366 8230 220 6 3.9 4.6 | 159 22 -7.7 20.2 16 351 8534 255 4 3.9 1.0 | 155 18 -7.7 16.6 17 337 8839 185 6 0.5 6.0 | 153 24 -11.0 21.6 18 310 9449 210 2 1.0 1.7 | 149 20 -10.5 17.3 19 300 9690 15 4 -1.0 -3.9 | 133 17 -12.6 11.7 20 297 9754 25 6 -2.5 -5.4 | 126 17 -14.1 10.1 21 284 10058 60 6 -5.2 -3.0 | 127 21 -16.7 12.6 22 272 10363 30 15 -7.5 -13.0 | 98 19 -19.0 2.6 23 260 10668 65 12 -10.9 -5.1 | 115 25 -22.4 10.5 24 250 10950 60 11 -9.5 -5.5 | 116 23 -21.0 10.1 25 238 11278 80 12 -11.8 -2.1 | 120 27 -23.3 13.5 26 217 11887 85 24 -23.9 -2.1 | 111 38 -35.4 13.5 27 207 12192 65 35 -31.7 -14.8 | 91 43 -43.2 0.8 28 200 12430 75 45 -43.5 -11.6 | 94 55 -55.0 3.9 29 188 12802 75 48 -46.4 -12.4 | 93 58 -57.9 3.2 30 180 13106 70 56 -52.6 -19.2 | 87 64 -64.1 -3.6 31 171 13411 75 65 -62.8 -16.8 | 89 74 -74.3 -1.2 32 163 13716 80 71 -69.9 -12.3 | 92 82 -81.4 3.3 33 150 14230 65 79 -71.6 -33.4 | 78 85 -83.1 -17.8 34 127 15240 65 81 -73.4 -34.2 | 78 87 -84.9 -18.6 35 121 15505 75 94 -90.8 -24.3 | 85 103 -102.3 -8.7 36 120 15545 70 84 -78.9 -28.7 | 82 91 -90.5 -13.1 37 114 15850 75 91 -87.9 -23.6 | 85 100 -99.4 -8.0 38 102 16459 90 63 -63.0 0.0 | 102 76 -74.5 15.6 39 101 16544 90 54 -54.0 0.0 | 103 67 -65.5 15.6 40 100 16600 85 54 -53.8 -4.7 | 99 66 -65.3 10.9 41 70 18670 95 44 -43.8 3.8 | 109 59 -55.4 19.4 42 50 20670 95 25 -24.9 2.2 | 116 41 -36.4 17.8 43 30 23830 85 59 -58.8 -5.1 | 98 71 -70.3 10.4 44 20 26410 90 67 -67.0 0.0 | 101 80 -78.5 15.6 45 10 30970 90 73 -73.0 0.0 | 100 86 -84.5 15.6 Wind Parameters Mean winds (0-6000m): 293.5 at 25.8 knts Storm direction: 323.5 at 19.4 knts Shear (0-3000m) pos: 2.0 neg: 3.2 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 110.4 deg Storm rel helicity (0-3000m) pos: 98.1 neg: -44.0 tot: 54.1 m^2/s^2 ave: 18.0 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 3.1 10^-3/s Energy-Hel index: 0.53 Bulk Rich Number: 114.05 Bulk Shear: 7.54 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 ------------------------------------------------------------------------------- 500 301 19 218 8| 0.0 26.6 26.6| 27.0 -0.3 26.7 53.4 0.51| 29.6 15.2 1000 293 25 244 13| 3.5 13.3 16.8| 58.0 -2.1 56.0 56.0 0.51| 20.3 10.4 1500 297 29 260 15| 3.9 8.9 12.8| 98.1 -6.0 92.1 61.4 0.56| 16.5 9.3 2000 298 31 266 15| 2.9 5.7 8.6| 98.1 -24.3 73.9 36.9 0.44| 13.6 6.0 2500 299 31 267 16| 2.4 4.5 6.8| 98.1 -26.4 71.7 28.7 0.42| 11.0 4.7 3000 299 31 267 16| 2.0 3.2 5.1| 98.1 -44.0 54.1 18.0 0.31| 10.1 3.1 4000 297 29 261 15| 1.5 2.1 3.6| 98.1 -66.2 31.9 8.0 0.19| 8.3 1.6 5000 295 28 254 14| 1.2 1.5 2.6| 98.1 -81.6 16.5 3.3 0.12| 7.1 0.8 6000 294 26 247 13| 1.0 1.2 2.2|102.5 -92.2 10.3 1.7 0.08| 6.3 0.5 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250816.12.gif