UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 14 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 47 45 2 SFC 997 74 25.2 23.5 90 1.7 24.0 45 2 298.6 302.0 297.3 352.8 18.59 2 993 109 24.8 23.1 90 1.7 23.6 35 2 298.5 301.9 297.0 351.6 18.21 3 959 416 25.4 20.7 75 4.7 22.1 353 5 302.1 305.1 296.7 350.1 16.23 4 925 734 24.4 19.4 74 5.0 20.8 90 5 304.3 307.1 296.7 350.4 15.51 5 909 888 23.8 17.8 69 6.0 19.6 77 8 305.2 307.8 296.1 347.8 14.25 6 850 1476 19.0 16.1 83 2.9 17.0 55 12 306.0 308.6 296.0 347.0 13.67 7 834 1639 17.4 15.7 90 1.7 16.3 53 12 306.0 308.6 295.9 346.8 13.58 8 754 2494 12.8 10.0 83 2.8 11.0 36 11 310.0 311.9 294.7 341.4 10.28 9 735 2708 13.2 6.2 62 7.0 9.0 32 11 312.7 314.3 293.8 337.9 8.12 10 700 3117 10.6 4.6 66 6.0 7.1 20 13 314.2 315.7 293.9 338.0 7.62 11 648 3755 7.2 2.7 73 4.5 4.6 27 9 317.4 318.8 294.4 340.2 7.20 12 587 4561 2.8 -5.2 56 8.0 -1.2 59 12 321.4 322.2 293.3 335.8 4.43 13 582 4630 2.2 -3.8 64 6.0 -0.9 60 12 321.5 322.4 293.7 337.6 4.97 14 569 4812 1.4 -10.6 40 12.0 -3.8 62 12 322.6 323.2 292.4 332.6 3.00 15 553 5041 0.0 -8.0 55 8.0 -3.7 64 12 323.6 324.3 293.3 336.1 3.79 16 500 5840 -4.7 -10.7 63 6.0 -7.3 80 12 327.3 328.0 294.0 338.7 3.38 17 463 6443 -7.3 -19.3 38 12.0 -11.5 80 12 331.3 331.7 293.7 337.7 1.79 18 415 7289 -12.3 -26.3 30 14.0 -16.2 120 14 335.5 335.7 294.1 339.4 1.08 19 400 7570 -14.5 -21.5 55 7.0 -16.7 125 14 336.1 336.5 294.8 342.3 1.72 20 399 7589 -14.7 -20.7 60 6.0 -16.6 125 14 336.1 336.5 295.0 342.7 1.84 21 371 8139 -18.1 -22.0 71 3.9 -19.3 133 17 338.7 339.0 295.6 345.1 1.77 22 360 8364 -19.1 -29.1 41 10.0 -21.5 127 16 340.3 340.5 295.3 343.9 0.96 23 352 8532 -20.5 -26.5 59 6.0 -22.1 116 14 340.6 340.8 295.6 345.2 1.25 24 336 8876 -22.9 -27.9 64 5.0 -24.1 135 17 341.9 342.1 295.8 346.1 1.15 25 323 9165 -24.7 -36.7 32 12.0 -26.8 137 20 343.2 343.4 295.6 345.2 0.51 26 307 9534 -27.9 -36.9 42 9.0 -29.3 139 23 343.8 343.9 295.7 345.8 0.53 27 300 9700 -29.3 -35.3 56 6.0 -30.3 140 24 344.1 344.2 295.8 346.5 0.63 28 298 9748 -29.7 -33.8 67 4.1 -30.4 139 23 344.2 344.3 296.0 347.0 0.74 29 257 10781 -37.9 -42.9 59 5.0 -38.4 131 26 347.0 347.0 296.3 348.3 0.34 30 250 10970 -39.1 -47.1 42 8.0 -39.8 130 28 347.9 348.0 296.4 348.8 0.22 31 247 11053 -39.9 -48.9 38 9.0 -40.6 131 28 347.9 348.0 296.3 348.7 0.18 32 213 12048 -48.7 -55.7 44 7.0 -49.0 131 29 349.3 349.3 296.5 349.7 0.09 33 200 12460 -52.1 -57.1 55 5.0 -52.3 125 25 350.3 350.3 296.8 350.6 0.08 34 194 12656 -53.9 -58.0 61 4.1 -54.0 126 28 350.5 350.5 296.8 350.8 0.08 35 150 14250 -68.5 -73.5 48 5.0 -68.5 110 26 352.1 352.1 297.1 352.1 0.01 36 136 14826 -73.3 -79.3 39 6.0 -73.3 110 26 353.6 353.6 297.4 353.6 0.01 37 104 16351 -82.5 -87.2 44 4.7 -82.5 120 31 364.2 364.2 299.5 364.2 0.00 38 100 16570 -81.1 -87.1 36 6.0 -81.1 100 26 371.0 371.0 300.8 371.0 0.00 39 92 17044 -77.9 -84.9 31 7.0 -77.9 91 26 386.3 386.3 303.2 386.3 0.00 40 86 17428 -80.5 -85.1 46 4.6 -80.5 83 26 388.6 388.6 303.6 388.6 0.00 41 70 18600 -77.9 -84.9 31 7.0 -77.9 60 26 417.7 417.7 307.4 417.7 0.00 42 63 19202 -78.3 -86.3 26 8.0 -78.3 60 27 429.6 429.6 308.8 429.6 0.00 43 61 19388 -75.3 -85.3 19 10.0 -75.3 60 27 440.3 440.3 309.9 440.3 0.00 44 60 19485 -70.1 -85.1 9 15.0 -70.2 60 27 454.0 454.0 311.3 454.0 0.00 45 56 19899 -67.1 -83.1 9 16.0 -67.3 60 28 469.9 469.9 312.6 469.9 0.01 46 53 20230 -68.7 -85.7 7 17.0 -68.9 60 28 473.6 473.6 313.0 473.7 0.00 47 50 20580 -67.7 -86.7 5 19.0 -67.9 60 29 484.0 484.0 313.8 484.0 0.00 48 42 21636 -66.3 -88.3 3 22.0 -66.6 72 37 512.2 512.2 315.8 512.2 0.00 49 39 22091 -61.7 -87.7 2 26.0 -62.3 77 40 534.8 534.8 317.2 534.8 0.00 50 36 22591 -59.5 -87.5 1 28.0 -60.3 83 44 552.8 552.8 318.2 552.9 0.01 51 31 23525 -60.9 -93.9 1 33.0 -61.7 93 51 573.2 573.2 319.3 573.2 0.00 52 30 23730 -59.9 -93.9 0 34.0 -60.9 95 52 581.3 581.3 319.8 581.4 0.00 53 27 24385 -59.9 -93.9 0 34.0 -60.9 92 55 599.1 599.1 320.6 599.1 0.00 54 22 25677 -54.1 -89.1 1 35.0 -56.3 87 60 652.5 652.5 322.8 652.6 0.01 55 20 26290 -52.1 -88.1 1 36.0 -55.0 85 63 676.7 676.7 323.7 676.8 0.01 56 15 28164 -49.4 -86.1 1 36.7 -53.9 85 80 743.6 743.6 325.7 743.7 0.02 57 13 29104 -48.1 -85.1 1 37.0 -53.5 779.3 779.3 326.7 779.5 0.02 TRP 104 16351 -82.5 -87.2 44 4.7 -82.5 120 31 364.2 364.2 299.5 364.2 0.00 WND 15 28164 -49.4 -86.1 1 36.7 -53.9 85 80 743.6 743.6 325.7 743.7 0.02 Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 553.00 mb = 5040.62 m = 16537.27 ft Wetbulb zero: 599.24 mb = 4392.51 m = 14410.94 ft Precipitable water: 2.08 inches Sfc-500 mean rel hum: 70.09 % Est. max temperature: 32.63 C = 90.74 F Sfc-Lift cond lev (LCL): 973.05 mb = 287.85 m = 944.39 ft T: 25.15 C 700-500 lapse rate: 5.62 C/km ThetaE index: 12.55 C Layer 909.0- 700.0 mb Conv cond level (CCL): 844.88 mb = 1527.82 m = 5012.47 ft Mean mixing ratio: 16.04 g/kg Conv temperature: 32.63 C = 90.74 F Cap Strength: 2.80 C Lifted Index: -1.79 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.96 C Lifted Index @700 mb: -0.03 C Showalter Index: -0.68 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 20.80 C K Index: 33.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 229.20 Risk: None Energy Index: -1.68 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 319.28 J/kg Max Up Vert Vel: 25.27 m/s Conv Inhibition (B-): 66.82 J/kg Cap Strength: 2.80 C Lift Cond Lev (LCL): 887.75 mb = 1095.44 m = 3593.90 ft Lev Free Conv (LFC): 802.75 mb = 1962.49 m = 6438.55 ft Equ Level (EL): 742.75 mb = 2619.95 m = 8595.53 ft B at Equ Level: 32.88 J/kg Max Parcel Lev (MPL): 112.75 mb = 15892.06 m = 52138.67 ft Wind level data Storm motion: 79 at 8 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 74 45 2 -1.4 -1.4 | 269 6 6.3 0.1 1 971 305 340 5 1.7 -4.7 | 289 10 9.4 -3.2 2 938 610 15 6 -1.6 -5.8 | 305 7 6.1 -4.3 3 925 734 90 5 -5.0 0.0 | 241 3 2.7 1.5 4 906 914 75 9 -8.7 -2.3 | 50 1 -1.0 -0.9 5 850 1476 55 12 -9.8 -6.9 | 22 6 -2.2 -5.4 6 845 1524 55 12 -9.8 -6.9 | 22 6 -2.2 -5.4 7 706 3048 25 11 -4.6 -10.0 | 340 9 3.0 -8.5 8 700 3117 20 13 -4.4 -12.2 | 343 11 3.2 -10.7 9 631 3962 30 8 -4.0 -6.9 | 326 7 3.7 -5.5 10 585 4572 60 12 -10.4 -6.0 | 31 5 -2.7 -4.5 11 542 5182 65 12 -10.9 -5.1 | 42 5 -3.2 -3.6 12 500 5840 80 12 -11.8 -2.1 | 82 4 -4.1 -0.6 13 465 6401 80 12 -11.8 -2.1 | 82 4 -4.1 -0.6 14 447 6706 80 12 -11.8 -2.1 | 82 4 -4.1 -0.6 15 430 7010 115 14 -12.7 5.9 | 146 9 -5.0 7.4 16 400 7570 125 14 -11.5 8.0 | 158 10 -3.8 9.5 17 366 8230 135 17 -12.0 12.0 | 162 14 -4.3 13.5 18 351 8534 115 14 -12.7 5.9 | 146 9 -5.0 7.4 19 337 8839 135 17 -12.0 12.0 | 162 14 -4.3 13.5 20 300 9700 140 24 -15.4 18.4 | 159 21 -7.8 19.9 21 285 10058 135 18 -12.7 12.7 | 160 15 -5.1 14.2 22 250 10970 130 28 -21.4 18.0 | 145 24 -13.8 19.5 23 228 11582 135 28 -19.8 19.8 | 150 24 -12.1 21.3 24 208 12192 130 30 -23.0 19.3 | 144 26 -15.3 20.8 25 200 12460 125 25 -20.5 14.3 | 141 20 -12.8 15.8 26 199 12497 125 27 -22.1 15.5 | 140 22 -14.4 17.0 27 180 13106 130 29 -22.2 18.6 | 144 25 -14.5 20.1 28 163 13716 125 27 -22.1 15.5 | 140 22 -14.4 17.0 29 150 14250 110 26 -24.4 8.9 | 122 20 -16.8 10.4 30 133 14935 110 26 -24.4 8.9 | 122 20 -16.8 10.4 31 126 15240 120 35 -30.3 17.5 | 130 30 -22.6 19.0 32 108 16154 100 44 -43.3 7.6 | 104 37 -35.7 9.1 33 104 16351 120 31 -26.8 15.5 | 132 26 -19.2 17.0 34 100 16570 100 26 -25.6 4.5 | 108 19 -17.9 6.0 35 70 18600 60 26 -22.5 -13.0 | 52 19 -14.8 -11.5 36 50 20580 60 29 -25.1 -14.5 | 53 22 -17.4 -13.0 37 30 23730 95 52 -51.8 4.5 | 98 45 -44.1 6.0 38 20 26290 85 63 -62.8 -5.5 | 86 55 -55.1 -4.0 Wind Parameters Mean winds (0-6000m): 49.1 at 10.4 knts Storm direction: 79.1 at 7.8 knts Shear (0-3000m) pos: 1.4 neg: 2.2 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 72.4 deg Storm rel helicity (0-3000m) pos: 9.4 neg: -13.4 tot: -4.0 m^2/s^2 ave: -1.3 10^-3 m/s^2 rel: -0.30 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -1.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 33.87 Bulk Shear: 9.43 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 ------------------------------------------------------------------------------- 500 357 5 291 8| 0.0 4.5 4.5| 9.4 0.0 9.4 18.8 0.65| 7.3 4.7 1000 42 6 308 5| 4.3 2.2 6.6| 9.4 -2.6 6.8 6.8 -0.16| 10.9 -1.7 1500 52 8 333 4| 2.9 2.7 5.6| 9.4 -4.2 5.3 3.5 -0.19| 8.5 -1.6 2000 51 9 347 4| 2.2 2.4 4.6| 9.4 -7.2 2.2 1.1 -0.24| 6.9 -1.7 2500 48 9 350 5| 1.7 2.2 3.9| 9.4 -10.5 -1.1 -0.4 -0.28| 6.0 -1.7 3000 44 10 350 6| 1.4 2.2 3.6| 9.4 -13.4 -4.0 -1.3 -0.30| 5.4 -1.6 4000 38 10 346 6| 1.3 1.6 3.0| 11.5 -18.3 -6.9 -1.7 -0.27| 4.9 -1.4 5000 43 10 352 6| 1.7 1.3 3.0| 20.4 -18.3 2.1 0.4 -0.10| 4.6 -0.5 6000 49 10 2 5| 1.6 1.1 2.7| 24.2 -18.3 5.8 1.0 -0.02| 4.1 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251014.00.gif