UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101611.upa.cvt Date: 1100Z 16 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1100Z 16 OCT 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 43 0 0 SFC 997 70 27.0 25.4 91 1.6 25.8 0 0 300.4 304.2 299.1 361.9 20.90 2 925 734 23.0 19.3 80 3.7 20.4 270 3 302.8 305.7 296.3 348.5 15.41 3 850 1464 18.8 17.0 89 1.8 17.5 100 6 305.8 308.5 296.5 349.3 14.49 4 700 3109 9.2 8.0 92 1.2 8.5 105 21 312.7 314.5 294.9 342.6 9.67 5 675 3410 7.4 5.9 90 1.5 6.5 113 24 313.9 315.6 294.6 340.9 8.67 6 561 4914 0.0 -1.7 88 1.7 -0.9 117 28 322.3 323.4 294.7 341.8 6.03 7 500 5830 -4.7 -6.4 88 1.7 -5.5 115 28 327.3 328.3 295.1 343.1 4.74 8 485 6070 -5.5 -8.4 80 2.9 -6.8 115 27 329.2 330.0 295.1 343.3 4.19 9 400 7560 -14.3 -16.3 85 2.0 -15.0 125 26 336.4 337.0 295.7 345.8 2.68 10 376 8026 -17.1 -18.8 87 1.7 -17.7 138 21 338.7 339.2 296.0 347.0 2.31 11 322 9170 -24.9 -27.3 80 2.4 -25.5 120 16 343.3 343.5 296.2 348.0 1.27 12 300 9680 -28.9 -31.5 78 2.6 -29.4 125 14 344.6 344.8 296.2 348.1 0.92 13 269 10452 -34.7 -37.7 74 3.0 -35.1 119 18 347.1 347.2 296.5 349.3 0.55 14 250 10960 -38.9 -42.2 71 3.3 -39.2 115 21 348.2 348.3 296.5 349.7 0.37 15 200 12450 -51.7 -55.5 64 3.8 -51.8 105 16 350.9 350.9 296.9 351.3 0.10 16 150 14250 -68.3 -72.2 57 3.9 -68.3 90 25 352.4 352.4 297.2 352.5 0.01 17 144 14492 -70.7 -74.8 55 4.1 -70.7 90 25 352.4 352.4 297.1 352.4 0.01 18 107 16186 -84.5 -87.0 64 2.5 -84.5 105 45 357.5 357.5 298.2 357.5 0.00 19 100 16560 -83.1 -86.4 56 3.3 -83.1 95 49 367.2 367.2 300.1 367.2 0.00 20 98 16673 -79.9 -84.9 43 5.0 -79.9 98 50 375.5 375.5 301.5 375.5 0.00 21 96 16791 -76.9 -82.9 38 6.0 -76.9 100 50 383.6 383.6 302.8 383.6 0.00 22 92 17036 -77.1 -80.5 58 3.4 -77.1 96 45 387.9 387.9 303.5 387.9 0.01 23 78 17981 -78.5 -81.0 67 2.5 -78.5 80 26 403.8 403.8 305.7 403.8 0.01 24 77 18055 -75.5 -80.5 45 5.0 -75.5 79 24 411.5 411.5 306.7 411.5 0.01 25 76 18131 -73.3 -80.3 34 7.0 -73.3 78 23 417.6 417.6 307.4 417.7 0.01 26 72 18447 -74.9 -78.8 54 3.9 -74.9 73 16 420.7 420.7 307.8 420.8 0.01 27 70 18610 -75.7 -80.0 51 4.3 -75.7 70 13 422.4 422.4 308.0 422.5 0.01 28 68 18778 -75.9 -79.9 53 4.0 -75.9 73 14 425.5 425.5 308.3 425.6 0.01 29 62 19319 -71.7 -77.7 40 6.0 -71.8 83 17 446.2 446.2 310.5 446.3 0.02 30 56 19921 -70.9 -75.4 51 4.5 -71.0 93 20 461.2 461.2 311.9 461.4 0.02 31 50 20600 -67.3 -74.3 36 7.0 -67.5 105 23 484.9 484.9 313.8 485.1 0.03 32 48 20847 -65.3 -74.3 28 9.0 -65.5 103 26 495.4 495.4 314.7 495.6 0.03 33 39 22105 -67.1 -72.1 49 5.0 -67.2 93 41 521.1 521.1 316.4 521.5 0.06 34 31 23507 -61.9 -69.9 34 8.0 -62.4 82 58 570.5 570.5 319.2 571.2 0.10 35 30 23710 -60.9 -67.9 39 7.0 -61.4 80 60 578.6 578.7 319.6 579.6 0.14 36 29 23921 -61.9 -66.8 52 4.9 -62.3 81 61 581.5 581.6 319.8 582.7 0.17 37 22 25646 -59.3 -66.3 40 7.0 -60.1 91 70 637.1 637.1 322.3 638.9 0.23 38 20 26250 -55.5 -64.5 32 9.0 -56.9 95 73 666.3 666.4 323.4 669.0 0.33 39 18 26929 -51.1 -63.1 23 12.0 -53.7 95 80 700.6 700.7 324.6 704.4 0.44 40 15 28124 -47.7 -63.7 14 16.0 -52.0 95 92 749.4 749.6 326.0 753.9 0.48 41 12 29612 -43.5 -64.5 8 21.0 -50.4 73 57 813.6 813.9 327.7 819.2 0.55 42 10 30850 -39.3 -78.3 1 39.0 -50.0 55 28 872.8 872.9 328.9 873.8 0.09 43 9.8 30988 -38.9 -78.9 1 40.0 -49.8 879.4 879.4 329.0 880.2 0.08 TRP 107 16186 -84.5 -87.0 64 2.5 -84.5 105 45 357.5 357.5 298.2 357.5 0.00 WND 15 28124 -47.7 -63.7 14 16.0 -52.0 95 92 749.4 749.6 326.0 753.9 0.48 Sounding variables and indices 1000-500 mb thick: 5787.00 m Freezing level: 561.00 mb = 4914.49 m = 16123.47 ft Wetbulb zero: 575.17 mb = 4711.59 m = 15457.77 ft Precipitable water: 2.46 inches Sfc-500 mean rel hum: 88.57 % Est. max temperature: 32.55 C = 90.60 F Sfc-Lift cond lev (LCL): 974.61 mb = 271.05 m = 889.26 ft T: 25.79 C 700-500 lapse rate: 5.11 C/km ThetaE index: 13.48 C Layer 925.0- 850.0 mb Conv cond level (CCL): 875.34 mb = 1210.38 m = 3971.00 ft Mean mixing ratio: 17.31 g/kg Conv temperature: 31.38 C = 88.49 F Cap Strength: 1.26 C Lifted Index: -2.90 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.32 C Lifted Index @700 mb: -2.30 C Showalter Index: -1.50 C Risk: Thunderstorms probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.70 C K Index: 39.30 Risk: > 80 % chance of thunderstorms Sweat Index: 244.00 Risk: None Energy Index: -1.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 964.27 J/kg Max Up Vert Vel: 43.92 m/s Conv Inhibition (B-): 20.28 J/kg Cap Strength: 1.26 C Lift Cond Lev (LCL): 909.73 mb = 877.69 m = 2879.51 ft Lev Free Conv (LFC): 824.73 mb = 1719.68 m = 5641.93 ft Equ Level (EL): 134.73 mb = 14871.73 m = 48791.19 ft B at Equ Level: 959.70 J/kg Max Parcel Lev (MPL): 84.73 mb = 17507.00 m = 57436.97 ft Wind level data Storm motion: 142 at 14 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 70 0 0 -0.0 -0.0 | 322 14 8.4 -10.9 1 971 305 280 7 6.9 -1.2 | 308 19 15.3 -12.1 2 938 610 235 4 3.3 2.3 | 306 14 11.7 -8.6 3 925 734 270 3 3.0 -0.0 | 314 16 11.4 -10.9 4 906 914 0 0 -0.0 -0.0 | 322 14 8.4 -10.9 5 874 1219 75 6 -5.8 -1.6 | 348 13 2.6 -12.4 6 850 1464 100 6 -5.9 1.0 | 346 10 2.5 -9.8 7 844 1524 105 6 -5.8 1.6 | 344 10 2.6 -9.3 8 785 2134 85 13 -13.0 -1.1 | 21 13 -4.6 -12.0 9 700 3109 105 21 -20.3 5.4 | 66 13 -11.9 -5.4 10 654 3658 120 27 -23.4 13.5 | 100 15 -15.0 2.6 11 500 5830 115 28 -25.4 11.8 | 93 17 -17.0 1.0 12 483 6096 115 27 -24.5 11.4 | 92 16 -16.1 0.6 13 465 6401 115 29 -26.3 12.3 | 94 18 -17.9 1.4 14 413 7315 120 30 -26.0 15.0 | 103 18 -17.6 4.1 15 400 7560 125 26 -21.3 14.9 | 107 14 -12.9 4.1 16 397 7620 115 28 -25.4 11.8 | 93 17 -17.0 1.0 17 365 8230 150 17 -8.5 14.7 | 178 4 -0.1 3.9 18 323 9144 120 16 -13.9 8.0 | 62 6 -5.5 -2.9 19 300 9680 125 14 -11.5 8.0 | 47 4 -3.1 -2.8 20 250 10960 115 21 -19.0 8.9 | 79 11 -10.6 -2.0 21 208 12192 115 12 -10.9 5.1 | 23 6 -2.5 -5.8 22 200 12450 105 16 -15.5 4.1 | 46 10 -7.1 -6.7 23 172 13411 75 19 -18.4 -4.9 | 32 19 -10.0 -15.8 24 163 13716 100 18 -17.7 3.1 | 50 12 -9.3 -7.7 25 150 14250 90 25 -25.0 0.0 | 57 20 -16.6 -10.9 26 113 15850 90 27 -27.0 0.0 | 60 22 -18.6 -10.9 27 108 16154 95 37 -36.9 3.2 | 75 29 -28.5 -7.6 28 107 16186 105 45 -43.5 11.6 | 91 35 -35.1 0.8 29 100 16560 95 49 -48.8 4.3 | 81 41 -40.4 -6.6 30 97 16764 100 51 -50.2 8.9 | 87 42 -41.8 -2.0 31 70 18610 70 13 -12.2 -4.4 | 14 16 -3.8 -15.3 32 50 20600 105 23 -22.2 6.0 | 70 15 -13.8 -4.9 33 30 23710 80 60 -59.1 -10.4 | 67 55 -50.7 -21.3 34 20 26250 95 73 -72.7 6.4 | 86 64 -64.3 -4.5 35 15 28124 95 92 -91.6 8.0 | 88 83 -83.3 -2.8 36 10 30850 55 28 -22.9 -16.1 | 28 31 -14.5 -26.9 Wind Parameters Mean winds (0-6000m): 112.3 at 18.3 knts Storm direction: 142.3 at 13.7 knts Shear (0-3000m) pos: 3.2 neg: 0.4 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 101.3 deg Storm rel helicity (0-3000m) pos: 92.7 neg: -28.6 tot: 64.1 m^2/s^2 ave: 21.4 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 3.6 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 14.16 Bulk Shear: 68.09 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 ------------------------------------------------------------------------------- 500 271 5 310 17| 0.0 4.5 4.5| 1.3 -27.2 -26.0 -51.9 -0.43| 12.9 -5.5 1000 271 3 313 16| 3.8 2.3 6.0| 30.7 -27.2 3.5 3.5 0.10| 10.6 1.1 1500 0 4 331 17| 3.5 1.5 5.0| 44.2 -28.6 15.6 10.4 0.19| 9.6 1.8 2000 92 5 345 11| 2.6 0.5 3.2| 59.0 -28.6 30.4 15.2 0.32| 8.8 2.8 2500 90 7 354 11| 3.0 0.4 3.4| 74.9 -28.6 46.3 18.5 0.40| 8.1 3.2 3000 95 9 5 10| 3.2 0.4 3.6| 92.7 -28.6 64.1 21.4 0.47| 7.6 3.6 4000 106 13 31 8| 3.3 0.3 3.5|125.2 -30.0 95.2 23.8 0.54| 7.0 3.8 5000 111 16 53 8| 2.6 0.3 2.9|125.2 -33.7 91.6 18.3 0.52| 5.7 2.9 6000 112 18 65 9| 2.2 0.3 2.5|125.2 -38.1 87.2 14.5 0.48| 4.9 2.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251016.11.gif