UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 11 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 ------------------------------------------------------------------------------- SFC 1000 85 24.4 23.8 96 0.6 24.0 320 2 297.5 301.0 297.1 352.3 18.88 1 997 111 25.8 21.9 79 3.9 23.0 314 2 299.2 302.3 296.3 348.3 16.82 2 990 173 26.6 23.0 81 3.6 24.0 301 2 300.6 303.9 297.5 354.0 18.15 3 946 568 23.2 21.8 92 1.4 22.2 264 6 301.1 304.3 297.3 353.0 17.64 4 925 762 22.0 19.8 87 2.2 20.5 260 8 301.8 304.7 296.4 348.7 15.91 5 850 1489 17.8 12.9 73 4.9 14.6 260 9 304.8 306.8 293.8 337.9 11.07 6 846 1530 17.8 11.8 68 6.0 13.9 259 9 305.2 307.1 293.4 336.2 10.33 7 823 1766 16.4 12.1 76 4.3 13.6 229 7 306.1 308.2 294.0 338.7 10.84 8 809 1912 17.8 4.8 42 13.0 10.2 217 8 309.1 310.4 291.6 329.7 6.68 9 795 2062 16.8 0.8 34 16.0 8.0 213 9 309.6 310.6 290.4 325.5 5.10 10 777 2257 15.0 10.0 72 5.0 11.8 200 9 309.7 311.6 294.4 340.2 9.97 11 728 2808 11.6 8.2 80 3.4 9.5 160 7 311.8 313.6 294.5 340.8 9.42 12 700 3136 10.2 5.2 71 5.0 7.2 160 10 313.8 315.3 294.0 338.6 7.95 13 695 3196 10.6 1.6 54 9.0 5.5 164 10 314.9 316.1 292.9 334.4 6.19 14 625 4071 4.6 -0.2 71 4.8 2.0 138 9 317.7 318.9 293.6 337.0 6.04 15 591 4525 3.0 -4.0 60 7.0 -0.6 127 10 321.0 321.9 293.5 336.6 4.82 16 556 5017 0.0 -5.0 69 5.0 -2.5 77 10 323.1 324.0 294.0 338.7 4.75 17 531 5384 -2.5 -6.6 73 4.1 -4.5 100 6 324.4 325.2 294.0 338.9 4.40 18 522 5520 -3.1 -11.1 54 8.0 -6.5 120 5 325.2 325.9 293.3 335.8 3.14 19 500 5860 -4.9 -12.9 53 8.0 -8.2 120 11 327.1 327.6 293.5 336.7 2.83 20 452 6647 -9.7 -19.7 44 10.0 -13.0 128 9 330.6 331.0 293.5 336.9 1.77 21 438 6889 -11.9 -18.9 56 7.0 -14.3 123 10 330.8 331.2 293.7 337.7 1.96 22 400 7580 -15.3 -29.3 29 14.0 -18.7 110 14 335.1 335.3 293.9 338.2 0.85 23 399 7599 -15.3 -30.3 27 15.0 -18.9 110 14 335.3 335.5 293.9 338.2 0.77 24 357 8429 -20.7 -35.7 25 15.0 -23.5 94 17 338.9 339.0 294.6 340.9 0.51 25 347 8638 -22.5 -32.5 40 10.0 -24.5 90 18 339.3 339.4 294.8 342.0 0.72 26 328 9049 -25.1 -40.1 23 15.0 -27.4 83 19 341.2 341.3 295.0 342.6 0.35 27 300 9690 -30.1 -40.1 37 10.0 -31.4 75 20 343.0 343.0 295.4 344.5 0.39 28 273 10354 -36.1 -39.9 68 3.8 -36.5 85 16 343.6 343.7 295.6 345.3 0.44 29 262 10639 -38.5 -42.1 69 3.6 -38.9 90 15 344.2 344.3 295.7 345.6 0.36 30 252 10906 -40.5 -47.5 47 7.0 -41.1 94 13 345.1 345.1 295.7 345.9 0.21 31 250 10960 -40.7 -48.7 42 8.0 -41.3 95 13 345.6 345.6 295.8 346.3 0.18 32 200 12430 -53.7 -61.7 37 8.0 -53.9 80 13 347.7 347.7 296.2 347.9 0.05 33 161 13792 -65.7 -70.7 50 5.0 -65.7 91 27 349.8 349.8 296.6 349.8 0.02 34 150 14220 -68.9 -73.9 48 5.0 -68.9 95 31 351.4 351.4 297.0 351.4 0.01 35 119 15575 -76.5 -82.5 38 6.0 -76.5 66 43 361.5 361.5 299.0 361.5 0.00 36 113 15874 -73.7 -82.7 24 9.0 -73.7 81 49 372.1 372.1 300.9 372.1 0.00 37 100 16580 -77.1 -85.1 27 8.0 -77.1 150 19 378.8 378.8 302.1 378.8 0.00 38 92 17057 -78.3 -86.3 26 8.0 -78.3 105 7 385.5 385.5 303.1 385.5 0.00 39 70 18640 -72.7 -85.7 12 13.0 -72.8 95 24 428.9 428.9 308.7 428.9 0.00 40 67 18899 -70.7 -85.7 9 15.0 -70.8 94 25 438.6 438.6 309.7 438.6 0.00 41 52 20398 -72.5 -91.5 4 19.0 -72.6 86 30 467.4 467.4 312.4 467.4 0.00 42 50 20630 -70.3 -91.3 3 21.0 -70.5 85 31 477.8 477.8 313.2 477.8 0.00 43 47 21000 -67.5 -90.5 2 23.0 -67.7 85 35 493.1 493.1 314.4 493.1 0.00 44 40 21972 -67.5 -93.5 1 26.0 -67.8 85 44 516.3 516.3 316.1 516.4 0.00 45 36 22612 -63.7 -93.7 1 30.0 -64.2 85 50 542.0 542.0 317.6 542.0 0.00 46 34 22963 -64.3 -94.3 1 30.0 -64.8 85 54 549.3 549.3 318.1 549.3 0.00 47 32 23337 -60.7 -93.7 1 33.0 -61.5 85 57 568.6 568.6 319.1 568.6 0.00 48 30 23740 -58.9 -92.9 0 34.0 -59.9 85 61 584.1 584.1 319.9 584.1 0.00 49 28 24171 -59.7 -93.7 0 34.0 -60.7 86 63 593.5 593.5 320.3 593.5 0.00 50 24 25147 -53.7 -88.7 1 35.0 -55.9 88 69 637.7 637.7 322.2 637.7 0.01 51 21 26005 -53.1 -88.1 1 35.0 -55.6 89 73 664.3 664.3 323.2 664.4 0.01 52 20 26320 -51.1 -87.1 1 36.0 -54.3 90 75 679.8 679.8 323.7 679.8 0.01 53 19 26656 -50.0 -86.3 1 36.3 -53.7 90 75 693.1 693.1 324.2 693.2 0.01 54 17 27390 -47.7 -84.7 1 37.0 -52.4 94 66 723.0 723.0 325.1 723.1 0.02 55 16 27795 -43.7 -81.7 1 38.0 -50.1 97 61 748.7 748.7 325.9 749.0 0.03 56 14 28693 -44.9 -82.9 1 38.0 -51.4 102 50 773.8 773.8 326.6 774.0 0.03 57 11 30314 -43.7 -81.7 1 38.0 -51.7 111 30 833.4 833.4 328.0 833.8 0.05 58 10 30960 -40.9 -79.9 1 39.0 -50.7 115 22 866.9 866.9 328.8 867.6 0.07 59 10 30960 -40.5 -79.5 1 39.0 -50.5 115 22 868.4 868.4 328.8 869.1 0.07 60 10 30960 -40.5 -79.5 1 39.0 -50.5 115 22 868.4 868.4 328.8 869.1 0.07 61 9.9 31028 -41.1 -80.1 1 39.0 -50.8 868.6 868.7 328.8 869.3 0.07 62 9.8 31098 -40.1 -79.1 1 39.0 -50.4 874.9 874.9 329.0 875.7 0.08 63 9.7 31168 -34.3 -75.3 1 41.0 -48.0 899.3 899.4 329.4 900.9 0.14 TRP 92 17057 -78.3 -86.3 26 8.0 -78.3 105 7 385.5 385.5 303.1 385.5 0.00 WND 19 26656 -50.0 -86.3 1 36.3 -53.7 90 75 693.1 693.1 324.2 693.2 0.01 Sounding variables and indices 1000-500 mb thick: 5774.73 m Freezing level: 556.00 mb = 5017.26 m = 16460.64 ft Wetbulb zero: 598.47 mb = 4423.16 m = 14511.52 ft Precipitable water: 1.96 inches Sfc-500 mean rel hum: 69.21 % Est. max temperature: 31.64 C = 88.96 F Sfc-Lift cond lev (LCL): 991.75 mb = 157.54 m = 516.86 ft T: 26.40 C 700-500 lapse rate: 5.54 C/km ThetaE index: 17.78 C Layer 946.0- 823.0 mb Conv cond level (CCL): 891.46 mb = 1079.59 m = 3541.91 ft Mean mixing ratio: 16.89 g/kg Conv temperature: 29.96 C = 85.93 F Cap Strength: 1.61 C Lifted Index: -2.28 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.23 C Lifted Index @700 mb: -0.66 C Showalter Index: 2.76 C Risk: Showers probable Total Totals Index: 40.50 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 17.80 C K Index: 30.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 183.80 Risk: None Energy Index: -0.19 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 879.49 J/kg Max Up Vert Vel: 41.94 m/s Conv Inhibition (B-): 11.34 J/kg Cap Strength: 1.54 C Lift Cond Lev (LCL): 916.39 mb = 842.41 m = 2763.77 ft Lev Free Conv (LFC): 851.39 mb = 1474.95 m = 4839.03 ft Equ Level (EL): 821.39 mb = 1782.34 m = 5847.52 ft B at Equ Level: 10.85 J/kg Max Parcel Lev (MPL): 791.39 mb = 2100.87 m = 6892.55 ft Wind level data Storm motion: 194 at 6 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 1000 85 320 2 1.3 -1.5 | 2 8 -0.2 -7.6 1 1000 74 320 2 1.3 -1.5 | 2 8 -0.2 -7.6 2 974 305 270 3 3.0 -0.0 | 346 6 1.5 -6.1 3 925 762 260 8 7.9 1.4 | 306 8 6.4 -4.7 4 850 1489 260 9 8.9 1.6 | 301 9 7.4 -4.5 5 847 1524 260 9 8.9 1.6 | 301 9 7.4 -4.5 6 817 1829 220 7 4.5 5.4 | 283 3 3.0 -0.7 7 788 2134 210 10 5.0 8.7 | 233 4 3.5 2.6 8 733 2743 160 6 -2.1 5.6 | 83 4 -3.5 -0.4 9 707 3048 160 9 -3.1 8.5 | 118 5 -4.6 2.4 10 700 3136 160 10 -3.4 9.4 | 124 6 -4.9 3.3 11 682 3353 175 11 -1.0 11.0 | 153 5 -2.5 4.9 12 656 3658 160 7 -2.4 6.6 | 98 4 -3.9 0.5 13 632 3962 140 9 -5.8 6.9 | 97 7 -7.3 0.8 14 586 4572 125 10 -8.2 5.7 | 88 10 -9.7 -0.3 15 565 4877 85 12 -12.0 -1.0 | 62 15 -13.4 -7.1 16 544 5182 65 8 -7.3 -3.4 | 43 13 -8.7 -9.4 17 524 5486 120 5 -4.3 2.5 | 59 7 -5.8 -3.6 18 500 5860 120 11 -9.5 5.5 | 87 11 -11.0 -0.6 19 466 6401 120 11 -9.5 5.5 | 87 11 -11.0 -0.6 20 448 6706 130 9 -6.9 5.8 | 88 8 -8.4 -0.3 21 414 7315 105 13 -12.6 3.4 | 79 14 -14.1 -2.7 22 400 7580 110 14 -13.2 4.8 | 85 15 -14.7 -1.3 23 310 9449 75 21 -20.3 -5.4 | 62 25 -21.8 -11.5 24 300 9690 75 20 -19.3 -5.2 | 62 24 -20.8 -11.2 25 250 10960 95 13 -13.0 1.1 | 71 15 -14.4 -4.9 26 227 11582 80 12 -11.8 -2.1 | 59 16 -13.3 -8.1 27 200 12430 80 13 -12.8 -2.3 | 60 17 -14.3 -8.3 28 150 14220 95 31 -30.9 2.7 | 84 33 -32.4 -3.4 29 147 14326 90 28 -28.0 0.0 | 78 30 -29.5 -6.1 30 133 14935 85 33 -32.9 -2.9 | 75 36 -34.4 -8.9 31 126 15240 50 35 -26.8 -22.5 | 45 40 -28.3 -28.6 32 113 15850 80 50 -49.2 -8.7 | 74 53 -50.7 -14.7 33 102 16459 115 29 -26.3 12.3 | 103 28 -27.8 6.2 34 100 16580 150 19 -9.5 16.5 | 133 15 -11.0 10.4 35 92 17057 105 7 -6.8 1.8 | 63 9 -8.3 -4.2 36 70 18640 95 24 -23.9 2.1 | 81 26 -25.4 -4.0 37 50 20630 85 31 -30.9 -2.7 | 75 34 -32.4 -8.8 38 30 23740 85 61 -60.8 -5.3 | 80 63 -62.3 -11.4 39 20 26320 90 75 -75.0 0.0 | 85 77 -76.5 -6.1 40 19 26656 90 75 -75.0 0.0 | 85 77 -76.5 -6.1 41 10 30960 115 22 -19.9 9.3 | 99 22 -21.4 3.2 Wind Parameters Mean winds (0-6000m): 163.9 at 8.3 knts Storm direction: 193.9 at 6.2 knts Shear (0-3000m) pos: 0.0 neg: 1.9 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 119.8 deg Storm rel helicity (0-3000m) pos: 2.8 neg: -24.4 tot: -21.6 m^2/s^2 ave: -7.2 10^-3 m/s^2 rel: -0.59 Storm rel vorticity (0-3000m) horiz: 4.8 stream: -2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 65.21 Bulk Shear: 13.49 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 ------------------------------------------------------------------------------- 500 273 4 341 7| 0.0 5.3 5.3| 0.0 -8.6 -8.6 -17.2 -0.91| 5.5 -5.0 1000 264 6 322 7| 0.0 3.9 3.9| 0.0 -12.8 -12.8 -12.8 -0.90| 4.0 -3.6 1500 262 7 314 7| 0.0 2.7 2.7| 0.0 -15.0 -15.0 -10.0 -0.83| 3.3 -2.7 2000 252 7 306 7| 0.0 2.6 2.6| 0.0 -19.4 -19.4 -9.7 -0.72| 4.3 -3.1 2500 240 7 295 5| 0.0 1.8 1.8| 0.0 -23.6 -23.6 -9.4 -0.77| 4.8 -3.7 3000 228 7 286 4| 0.0 1.9 1.9| 2.8 -24.4 -21.6 -7.2 -0.59| 4.8 -2.8 4000 205 8 241 2| 0.2 1.6 1.8| 6.9 -29.8 -22.9 -5.7 -0.47| 5.0 -2.3 5000 181 8 148 3| 0.2 1.1 1.3| 6.9 -64.0 -57.1 -11.4 -0.54| 5.4 -2.9 6000 164 8 117 4| 0.6 1.3 1.8| 24.5 -68.5 -44.0 -7.3 -0.34| 5.7 -1.9 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251011.00.gif