UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080712.upa.cvt Date: 1200Z 7 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 7 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 60 320 6 SFC 998 78 28.4 23.4 74 5.0 24.7 320 6 301.7 305.1 298.0 356.2 18.45 2 996 96 27.0 22.1 75 4.9 23.5 319 7 300.5 303.6 296.7 350.5 17.05 3 948 531 22.6 20.8 90 1.8 21.3 310 17 300.3 303.3 296.4 348.8 16.53 4 925 746 22.4 18.8 80 3.6 19.9 315 21 302.2 305.0 295.8 346.3 14.93 5 915 840 22.2 18.0 77 4.2 19.3 316 21 302.9 305.6 295.6 345.4 14.34 6 850 1473 18.6 15.3 81 3.3 16.4 320 23 305.6 308.0 295.4 344.5 12.97 7 744 2610 12.0 10.4 90 1.6 11.0 320 9 310.3 312.3 295.1 343.1 10.71 8 723 2851 12.4 7.9 74 4.5 9.6 306 6 313.3 315.1 294.8 342.1 9.29 9 700 3123 10.6 6.8 77 3.8 8.3 320 4 314.2 315.9 294.8 341.9 8.90 10 652 3712 7.0 4.6 85 2.4 5.6 7 10 316.6 318.2 294.9 342.4 8.19 11 639 3878 6.6 0.6 65 6.0 3.3 15 9 318.0 319.2 293.8 338.0 6.27 12 612 4232 5.0 1.2 76 3.8 2.8 12 6 320.1 321.4 294.8 342.0 6.84 13 535 5321 0.0 -11.0 43 11.0 -4.8 9 8 326.7 327.3 293.6 337.1 3.09 14 502 5828 -3.5 -18.5 30 15.0 -8.9 340 6 328.4 328.8 292.9 334.6 1.77 15 500 5860 -3.7 -18.7 30 15.0 -9.1 335 5 328.5 328.9 293.0 334.6 1.75 16 440 6855 -10.9 -19.9 47 9.0 -13.9 326 4 331.7 332.0 293.8 338.0 1.79 17 410 7393 -14.3 -26.3 35 12.0 -17.6 76 4 334.0 334.3 293.8 338.0 1.09 18 400 7580 -15.5 -23.5 50 8.0 -17.9 90 7 334.8 335.1 294.3 340.0 1.44 19 397 7637 -16.1 -23.1 55 7.0 -18.1 100 7 334.8 335.1 294.4 340.2 1.50 20 360 8368 -21.9 -29.9 48 8.0 -23.7 92 10 336.5 336.7 294.3 339.8 0.89 21 340 8787 -24.5 -37.5 29 13.0 -26.6 82 15 338.5 338.6 294.4 340.2 0.45 22 302 9643 -30.5 -33.3 76 2.8 -31.0 99 26 341.7 341.9 295.4 344.7 0.76 23 300 9690 -30.9 -33.1 81 2.2 -31.3 100 27 341.8 342.0 295.4 344.8 0.78 24 282 10123 -34.5 -37.7 73 3.2 -34.9 103 27 342.8 342.9 295.5 344.8 0.53 25 262 10631 -38.3 -46.3 43 8.0 -39.0 114 31 344.5 344.5 295.6 345.4 0.23 26 250 10950 -41.1 -48.1 47 7.0 -41.6 125 37 345.0 345.0 295.7 345.8 0.20 27 240 11227 -43.5 -49.5 51 6.0 -43.9 120 34 345.4 345.4 295.8 346.1 0.17 28 221 11778 -48.3 -58.3 31 10.0 -48.7 109 37 346.3 346.3 295.8 346.5 0.07 29 211 12082 -50.7 -56.7 49 6.0 -50.9 102 39 347.1 347.1 296.1 347.5 0.08 30 200 12430 -52.7 -58.7 48 6.0 -52.9 95 41 349.3 349.3 296.5 349.6 0.07 31 150 14230 -68.1 -74.1 42 6.0 -68.1 70 64 352.8 352.8 297.3 352.8 0.01 32 114 15813 -80.5 -85.5 43 5.0 -80.5 95 98 358.5 358.5 298.4 358.5 0.00 33 113 15862 -80.9 -85.9 43 5.0 -80.9 86 87 358.7 358.7 298.4 358.7 0.00 34 111 15963 -75.7 -85.7 19 10.0 -75.7 93 78 370.2 370.3 300.6 370.3 0.00 35 110 16016 -72.7 -84.7 15 12.0 -72.8 97 73 376.8 376.8 301.8 376.9 0.00 36 100 16570 -73.3 -84.3 17 11.0 -73.3 135 26 386.1 386.1 303.2 386.1 0.00 37 86 17450 -75.5 -86.5 16 11.0 -75.5 124 29 398.7 398.7 305.0 398.7 0.00 38 78 18025 -69.7 -85.7 8 16.0 -69.8 110 27 422.0 422.0 307.9 422.0 0.00 39 70 18670 -70.7 -88.7 5 18.0 -70.8 95 26 433.1 433.1 309.1 433.1 0.00 40 66 19018 -70.9 -88.9 5 18.0 -71.0 96 28 440.0 440.0 309.9 440.1 0.00 41 58 19792 -66.1 -91.1 2 25.0 -66.3 98 31 467.4 467.5 312.4 467.5 0.00 42 55 20114 -64.9 -91.9 1 27.0 -65.2 99 32 477.4 477.4 313.2 477.4 0.00 43 50 20690 -68.5 -93.5 2 25.0 -68.7 100 35 482.1 482.1 313.6 482.1 0.00 44 49 20812 -65.9 -93.9 1 28.0 -66.2 100 36 491.0 491.0 314.3 491.0 0.00 45 37 22522 -65.5 -94.5 1 29.0 -65.9 94 48 533.1 533.1 317.1 533.1 0.00 46 31 23607 -62.9 -93.9 1 31.0 -63.6 91 56 567.8 567.8 319.0 567.8 0.00 47 30 23810 -61.1 -94.1 1 33.0 -61.9 90 57 578.1 578.1 319.6 578.1 0.00 48 20 26390 -49.9 -85.9 1 36.0 -53.4 95 68 683.4 683.4 323.9 683.5 0.01 49 16 27852 -50.7 -86.7 1 36.0 -54.5 92 72 725.9 725.9 325.3 726.0 0.01 50 14 28731 -47.7 -84.7 1 37.0 -53.0 90 75 764.3 764.3 326.3 764.5 0.02 51 11 30328 -47.7 -84.7 1 37.0 -53.8 86 79 818.9 818.9 327.7 819.1 0.03 52 10 30960 -46.9 -83.9 1 37.0 -53.7 85 81 844.5 844.5 328.2 844.8 0.03 53 9.3 31442 -45.5 -82.5 1 37.0 -53.2 867.5 867.5 328.8 868.0 0.05 54 7.9 32547 -38.5 -77.5 1 39.0 -50.7 936.9 937.0 330.1 938.3 0.13 55 6.9 33478 -38.1 -78.1 1 40.0 -51.3 975.5 975.6 330.8 977.1 0.13 56 6.4 33997 -37.1 -77.1 1 40.0 -51.3 1001.0 1001.1 331.2 1003.0 0.17 57 5.9 34564 -33.3 -74.3 1 41.0 -50.4 1041.1 1041.2 331.8 1044.6 0.28 58 5.2 35453 -32.1 -80.1 0 48.0 -50.9 1084.8 1084.8 332.4 1086.3 0.13 TRP 114 15813 -80.9 -85.9 43 5.0 -80.9 95 98 357.8 357.8 298.2 357.8 0.00 WND 114 15813 -80.5 -85.5 43 5.0 -80.5 95 98 358.5 358.5 298.4 358.5 0.00 Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 535.00 mb = 5320.76 m = 17456.36 ft Wetbulb zero: 583.59 mb = 4616.63 m = 15146.23 ft Precipitable water: 2.11 inches Sfc-500 mean rel hum: 72.33 % Est. max temperature: 32.39 C = 90.30 F Sfc-Lift cond lev (LCL): 928.50 mb = 712.98 m = 2339.15 ft T: 22.43 C 700-500 lapse rate: 5.22 C/km ThetaE index: 14.27 C Layer 996.0- 652.0 mb Conv cond level (CCL): 845.65 mb = 1516.75 m = 4976.17 ft Mean mixing ratio: 15.87 g/kg Conv temperature: 32.49 C = 90.48 F Cap Strength: 2.08 C Lifted Index: -0.09 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.51 C Lifted Index @700 mb: 0.50 C Showalter Index: 1.32 C Risk: Showers probable Total Totals Index: 41.30 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.00 C K Index: 33.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 234.60 Risk: None Energy Index: -1.85 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 351.28 J/kg Max Up Vert Vel: 26.51 m/s Conv Inhibition (B-): 59.39 J/kg Cap Strength: 2.08 C Lift Cond Lev (LCL): 901.53 mb = 967.38 m = 3173.79 ft Lev Free Conv (LFC): 766.53 mb = 2354.96 m = 7726.15 ft Equ Level (EL): 736.53 mb = 2694.64 m = 8840.57 ft B at Equ Level: 15.42 J/kg Max Parcel Lev (MPL): 586.53 mb = 4575.90 m = 15012.60 ft Wind level data Storm motion: 4 at 9 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 ---------------------------------------------------------- 0 998 78 320 6 3.9 -4.6 | 228 6 4.5 4.0 1 973 305 305 13 10.6 -7.5 | 264 11 11.3 1.2 2 925 746 315 21 14.8 -14.8 | 292 17 15.5 -6.2 3 850 1473 320 23 14.8 -17.6 | 300 18 15.4 -9.0 4 845 1524 320 22 14.1 -16.9 | 299 17 14.8 -8.2 5 786 2134 315 16 11.3 -11.3 | 283 12 11.9 -2.7 6 759 2438 330 11 5.5 -9.5 | 278 6 6.1 -0.9 7 706 3048 295 3 2.7 -1.3 | 204 8 3.3 7.4 8 700 3123 320 4 2.6 -3.1 | 210 6 3.2 5.6 9 681 3353 345 6 1.6 -5.8 | 217 4 2.2 2.8 10 655 3658 5 10 -0.9 -10.0 | 10 1 -0.2 -1.3 11 631 3962 20 8 -2.7 -7.5 | 118 2 -2.1 1.1 12 608 4267 10 5 -0.9 -4.9 | 176 4 -0.2 3.7 13 586 4572 45 9 -6.4 -6.4 | 112 6 -5.7 2.3 14 564 4877 25 12 -5.1 -10.9 | 63 5 -4.4 -2.2 15 543 5182 20 8 -2.7 -7.5 | 118 2 -2.1 1.1 16 523 5486 355 8 0.7 -8.0 | 243 1 1.3 0.7 17 504 5791 345 8 2.1 -7.7 | 251 3 2.7 0.9 18 500 5860 335 5 2.1 -4.5 | 214 5 2.7 4.1 19 485 6096 5 4 -0.3 -4.0 | 183 5 0.3 4.7 20 466 6401 330 5 2.5 -4.3 | 216 5 3.1 4.3 21 448 6706 315 6 4.2 -4.2 | 228 7 4.9 4.4 22 431 7010 340 2 0.7 -1.9 | 191 7 1.3 6.8 23 414 7315 70 3 -2.8 -1.0 | 164 8 -2.2 7.6 24 400 7580 90 7 -7.0 0.0 | 144 11 -6.4 8.6 25 398 7620 100 7 -6.9 1.2 | 148 12 -6.3 9.9 26 366 8230 95 8 -8.0 0.7 | 142 12 -7.3 9.3 27 337 8839 80 16 -15.8 -2.8 | 111 16 -15.1 5.9 28 300 9690 100 27 -26.6 4.7 | 117 29 -26.0 13.3 29 272 10363 105 27 -26.1 7.0 | 122 30 -25.5 15.6 30 250 10950 125 37 -30.3 21.2 | 135 42 -29.7 29.9 31 249 10973 125 32 -26.2 18.4 | 137 37 -25.6 27.0 32 200 12430 95 41 -40.8 3.6 | 107 42 -40.2 12.2 33 180 13106 80 48 -47.3 -8.3 | 90 47 -46.6 0.3 34 163 13716 75 52 -50.2 -13.5 | 84 50 -49.6 -4.8 35 150 14230 70 64 -60.1 -21.9 | 77 61 -59.5 -13.3 36 148 14326 70 64 -60.1 -21.9 | 77 61 -59.5 -13.3 37 140 14630 75 68 -65.7 -17.6 | 82 66 -65.1 -9.0 38 126 15240 80 84 -82.7 -14.6 | 86 82 -82.1 -5.9 39 114 15813 95 98 -97.6 8.5 | 100 99 -97.0 17.2 40 113 15850 85 88 -87.7 -7.7 | 91 87 -87.0 1.0 41 100 16570 135 26 -18.4 18.4 | 147 32 -17.8 27.0 42 97 16764 140 30 -19.3 23.0 | 149 37 -18.7 31.6 43 70 18670 95 26 -25.9 2.3 | 113 28 -25.3 10.9 44 50 20690 100 35 -34.5 6.1 | 114 37 -33.8 14.7 45 30 23810 90 57 -57.0 0.0 | 99 57 -56.4 8.6 46 20 26390 95 68 -67.7 5.9 | 102 69 -67.1 14.6 47 10 30960 85 81 -80.7 -7.1 | 91 80 -80.1 1.6 Wind Parameters Mean winds (0-6000m): 334.1 at 11.5 knts Storm direction: 4.1 at 8.7 knts Shear (0-3000m) pos: 1.0 neg: 0.9 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): -20.9 deg Storm rel helicity (0-3000m) pos: 45.2 neg: -33.9 tot: 11.4 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 0.1 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 90.27 Bulk Shear: 3.89 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 ------------------------------------------------------------------------------- 500 309 13 267 11| 0.0 12.4 12.4| 23.6 0.0 23.6 47.2 0.71| 12.9 9.2 1000 313 17 282 13| 2.3 6.2 8.5| 38.9 0.0 38.9 38.9 0.73| 8.8 6.5 1500 316 19 289 15| 1.6 4.1 5.7| 45.1 -3.0 42.1 28.1 0.66| 6.9 4.5 2000 316 19 290 14| 1.2 2.0 3.2| 45.1 -16.0 29.2 14.6 0.39| 6.5 2.5 2500 317 18 288 13| 1.1 1.6 2.7| 45.2 -22.1 23.1 9.2 0.20| 6.9 1.4 3000 317 16 284 12| 1.0 0.9 1.8| 45.2 -33.9 11.4 3.8 0.01| 6.9 0.1 4000 323 13 283 9| 1.4 0.7 2.1| 49.6 -33.9 15.8 3.9 0.16| 6.9 1.1 5000 331 12 289 7| 1.6 0.8 2.3| 52.2 -44.5 7.7 1.5 0.04| 7.0 0.3 6000 334 12 287 6| 1.4 1.0 2.4| 53.8 -49.3 4.5 0.8 0.03| 6.9 0.2 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250807.12.gif