UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 19 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 40 0 0 SFC 996 76 28.0 23.0 74 5.0 24.3 0 0 301.5 304.8 297.6 354.7 18.04 2 970 311 25.0 22.5 86 2.5 23.2 230 4 300.8 304.0 297.4 353.6 17.96 3 925 730 23.2 18.3 74 4.9 19.8 205 6 303.0 305.7 295.7 345.9 14.46 4 850 1463 19.2 14.2 73 5.0 15.8 105 3 306.3 308.5 294.9 342.5 12.07 5 778 2215 15.4 9.4 67 6.0 11.6 351 5 310.0 311.8 294.1 339.3 9.56 6 700 3100 10.4 6.5 77 3.9 8.0 40 6 314.0 315.7 294.6 341.1 8.71 7 698 3124 10.2 6.6 78 3.6 8.0 44 6 314.0 315.7 294.7 341.4 8.80 8 643 3804 7.0 -2.0 53 9.0 2.2 92 7 317.9 318.9 292.9 334.4 5.14 9 560 4928 0.0 -4.5 72 4.5 -2.3 96 12 322.4 323.4 293.9 338.4 4.90 10 500 5830 -4.5 -8.5 74 4.0 -6.4 100 16 327.6 328.4 294.6 341.1 4.03 11 455 6573 -8.7 -12.7 73 4.0 -10.4 98 18 331.2 331.9 294.8 342.1 3.17 12 444 6764 -9.5 -16.5 57 7.0 -12.1 97 18 332.6 333.0 294.5 340.9 2.37 13 434 6941 -10.7 -13.8 78 3.1 -11.9 97 19 333.2 333.8 295.2 343.7 3.04 14 400 7570 -13.9 -18.9 66 5.0 -15.6 95 20 336.9 337.4 295.4 344.6 2.15 15 386 7839 -15.7 -20.7 65 5.0 -17.3 96 20 338.0 338.4 295.5 344.9 1.91 16 376 8037 -16.9 -25.9 46 9.0 -19.4 97 20 339.0 339.2 295.1 343.5 1.23 17 354 8486 -20.7 -22.7 84 2.0 -21.3 100 19 339.8 340.1 295.8 346.1 1.74 18 336 8870 -23.1 -26.2 76 3.1 -23.9 104 20 341.6 341.9 295.8 346.6 1.34 19 320 9225 -25.3 -33.3 47 8.0 -26.9 109 20 343.3 343.5 295.8 346.1 0.72 20 300 9690 -29.3 -35.3 56 6.0 -30.3 115 21 344.1 344.2 295.8 346.5 0.63 21 289 9955 -31.5 -35.4 68 3.9 -32.1 115 24 344.6 344.8 296.0 347.2 0.65 22 282 10127 -32.7 -39.7 50 7.0 -33.6 115 24 345.3 345.4 296.0 347.0 0.43 23 266 10534 -36.3 -40.9 62 4.6 -36.8 115 24 345.9 346.0 296.1 347.5 0.40 24 250 10960 -39.9 -47.9 42 8.0 -40.5 115 24 346.7 346.8 296.1 347.6 0.20 25 248 11015 -40.3 -51.3 30 11.0 -41.1 115 24 346.9 347.0 296.1 347.5 0.14 26 240 11237 -42.1 -49.1 46 7.0 -42.6 115 22 347.5 347.5 296.3 348.3 0.18 27 218 11878 -47.7 -61.7 18 14.0 -48.1 86 20 348.5 348.5 296.4 348.7 0.04 28 200 12440 -52.7 -62.7 29 10.0 -52.9 85 26 349.3 349.3 296.5 349.5 0.04 29 172 13400 -60.7 -65.7 52 5.0 -60.8 76 32 351.5 351.5 297.0 351.6 0.03 30 150 14240 -68.1 -73.1 49 5.0 -68.1 65 25 352.8 352.8 297.3 352.8 0.01 31 144 14481 -70.5 -75.5 48 5.0 -70.5 53 26 352.7 352.7 297.3 352.8 0.01 32 101 16486 -86.1 -88.5 65 2.4 -86.1 90 53 360.3 360.3 298.8 360.4 0.00 33 100 16540 -86.1 -88.5 65 2.4 -86.1 90 55 361.4 361.4 299.0 361.4 0.00 34 97 16708 -85.9 -88.3 65 2.4 -85.9 90 56 364.9 364.9 299.7 364.9 0.00 35 96 16766 -80.7 -87.7 30 7.0 -80.7 91 56 376.2 376.2 301.6 376.2 0.00 36 95 16826 -75.7 -85.7 19 10.0 -75.7 95 54 387.1 387.1 303.3 387.1 0.00 37 94 16888 -73.3 -83.3 20 10.0 -73.3 100 52 393.0 393.0 304.2 393.0 0.00 38 86 17411 -74.5 -81.5 33 7.0 -74.5 138 38 400.7 400.7 305.3 400.7 0.01 39 84 17549 -72.5 -82.5 21 10.0 -72.6 148 35 407.5 407.5 306.2 407.5 0.01 40 77 18061 -74.9 -84.9 20 10.0 -74.9 185 21 412.7 412.7 306.9 412.8 0.00 41 74 18294 -72.7 -85.7 12 13.0 -72.8 201 15 422.1 422.1 308.0 422.1 0.00 42 70 18620 -74.9 -85.9 17 11.0 -74.9 225 6 424.1 424.1 308.2 424.2 0.00 43 64 19136 -77.3 -88.3 16 11.0 -77.3 295 7 429.9 429.9 308.8 429.9 0.00 44 58 19706 -72.1 -87.1 9 15.0 -72.2 227 15 453.9 453.9 311.2 453.9 0.00 45 52 20342 -75.5 -88.5 11 13.0 -75.6 152 25 460.4 460.4 311.8 460.4 0.00 46 50 20570 -73.5 -88.5 8 15.0 -73.6 125 28 470.3 470.3 312.7 470.3 0.00 47 43 21467 -66.7 -86.7 4 20.0 -67.0 116 35 507.7 507.7 315.5 507.8 0.00 48 39 22056 -67.3 -87.3 4 20.0 -67.6 110 40 520.6 520.6 316.4 520.6 0.00 49 37 22376 -63.7 -89.7 2 26.0 -64.2 107 43 537.7 537.7 317.4 537.8 0.00 50 30 23680 -58.1 -92.1 1 34.0 -59.2 95 53 586.2 586.3 320.0 586.3 0.00 51 25 24836 -53.9 -88.9 1 35.0 -56.0 88 58 629.7 629.7 321.9 629.7 0.01 52 20 26270 -52.7 -88.7 1 36.0 -55.5 80 64 674.9 674.9 323.6 674.9 0.01 53 18 26957 -51.5 -87.8 1 36.3 -54.8 85 69 699.4 699.4 324.4 699.5 0.01 54 14 28609 -48.5 -85.5 1 37.0 -53.5 47 52 761.6 761.6 326.3 761.7 0.02 55 14 28609 -48.1 -85.1 1 37.0 -53.2 47 52 762.9 762.9 326.3 763.1 0.02 56 13 29101 -47.1 -84.1 1 37.0 -52.9 35 47 782.7 782.8 326.8 783.0 0.03 57 12 29638 -43.3 -81.3 1 38.0 -51.1 23 41 814.3 814.3 327.6 814.7 0.04 58 11 30227 -42.7 -80.7 1 38.0 -51.1 10 35 837.0 837.1 328.1 837.5 0.05 59 11 30227 -38.3 -77.3 1 39.0 -49.0 10 35 853.0 853.1 328.5 854.0 0.09 60 11 30227 -36.3 -76.3 1 40.0 -48.1 10 35 860.3 860.3 328.7 861.4 0.11 61 10 30890 -36.5 -76.5 1 40.0 -48.7 355 29 883.3 883.4 329.1 884.5 0.12 62 9.7 31101 -36.7 -76.7 1 40.0 -49.0 890.3 890.3 329.2 891.5 0.12 63 8.2 32252 -41.7 -80.7 1 39.0 -52.0 914.3 914.4 329.7 915.1 0.07 TRP 64 19136 -77.3 -88.3 16 11.0 -77.3 295 7 429.9 429.9 308.8 429.9 0.00 WND 18 26957 -51.5 -87.8 1 36.3 -54.8 85 69 699.4 699.4 324.4 699.5 0.01 Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 560.00 mb = 4927.83 m = 16167.24 ft Wetbulb zero: 601.68 mb = 4344.07 m = 14252.04 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 70.18 % Est. max temperature: 32.96 C = 91.33 F Sfc-Lift cond lev (LCL): 926.56 mb = 715.10 m = 2346.10 ft T: 23.26 C 700-500 lapse rate: 5.46 C/km ThetaE index: 15.38 C Layer 970.0- 700.0 mb Conv cond level (CCL): 829.47 mb = 1670.86 m = 5481.76 ft Mean mixing ratio: 15.99 g/kg Conv temperature: 33.80 C = 92.84 F Cap Strength: 2.13 C Lifted Index: -1.36 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.67 C Lifted Index @700 mb: -0.05 C Showalter Index: 1.28 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.70 C K Index: 34.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 192.40 Risk: None Energy Index: -0.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 275.21 J/kg Max Up Vert Vel: 23.46 m/s Conv Inhibition (B-): 87.65 J/kg Cap Strength: 2.13 C Lift Cond Lev (LCL): 891.76 mb = 1047.21 m = 3435.68 ft Lev Free Conv (LFC): 696.76 mb = 3138.54 m = 10296.93 ft Equ Level (EL): 206.76 mb = 12223.24 m = 40102.01 ft B at Equ Level: 273.27 J/kg Max Parcel Lev (MPL): 116.76 mb = 15666.14 m = 51397.48 ft Wind level data Storm motion: 122 at 5 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 ---------------------------------------------------------- 0 996 76 0 0 -0.0 -0.0 | 302 5 4.7 -2.9 1 971 305 230 4 3.1 2.6 | 272 8 7.7 -0.3 2 925 730 205 6 2.5 5.4 | 250 8 7.2 2.6 3 906 914 200 4 1.4 3.8 | 262 6 6.0 0.9 4 874 1219 130 1 -0.8 0.6 | 300 4 3.9 -2.2 5 850 1463 105 3 -2.9 0.8 | 320 3 1.8 -2.1 6 814 1829 70 3 -2.8 -1.0 | 335 4 1.9 -3.9 7 785 2134 355 5 0.4 -5.0 | 327 9 5.1 -7.9 8 757 2438 340 6 2.1 -5.6 | 322 11 6.7 -8.5 9 730 2743 15 5 -1.3 -4.8 | 336 8 3.4 -7.7 10 704 3048 30 6 -3.0 -5.2 | 348 8 1.7 -8.1 11 700 3100 40 6 -3.9 -4.6 | 354 8 0.8 -7.5 12 679 3353 85 5 -5.0 -0.4 | 5 3 -0.3 -3.3 13 606 4267 100 9 -8.9 1.6 | 73 4 -4.2 -1.3 14 584 4572 95 10 -10.0 0.9 | 69 6 -5.3 -2.0 15 500 5830 100 16 -15.8 2.8 | 89 11 -11.1 -0.1 16 400 7570 95 20 -19.9 1.7 | 86 15 -15.3 -1.1 17 351 8534 100 19 -18.7 3.3 | 92 14 -14.0 0.4 18 300 9690 115 21 -19.0 8.9 | 113 16 -14.4 6.0 19 297 9754 115 24 -21.8 10.1 | 113 19 -17.1 7.3 20 250 10960 115 24 -21.8 10.1 | 113 19 -17.1 7.3 21 238 11278 115 22 -19.9 9.3 | 113 17 -15.3 6.4 22 217 11887 85 20 -19.9 -1.7 | 73 16 -15.3 -4.6 23 200 12440 85 26 -25.9 -2.3 | 76 22 -21.2 -5.1 24 189 12802 80 27 -26.6 -4.7 | 71 23 -21.9 -7.6 25 180 13106 85 33 -32.9 -2.9 | 78 29 -28.2 -5.8 26 155 14021 55 29 -23.8 -16.6 | 44 27 -19.1 -19.5 27 150 14240 65 25 -22.7 -10.6 | 53 22 -18.0 -13.4 28 148 14326 45 27 -19.1 -19.1 | 33 26 -14.4 -22.0 29 133 14935 80 23 -22.7 -4.0 | 69 19 -18.0 -6.9 30 113 15850 80 37 -36.4 -6.4 | 74 33 -31.8 -9.3 31 107 16154 90 42 -42.0 0.0 | 86 37 -37.3 -2.9 32 100 16540 90 55 -55.0 0.0 | 87 50 -50.3 -2.9 33 96 16764 90 56 -56.0 0.0 | 87 51 -51.3 -2.9 34 70 18620 225 6 4.2 4.2 | 261 9 8.9 1.4 35 64 19136 295 7 6.3 -3.0 | 298 12 11.0 -5.8 36 50 20570 125 28 -22.9 16.1 | 126 23 -18.3 13.2 37 30 23680 95 53 -52.8 4.6 | 92 48 -48.1 1.7 38 20 26270 80 64 -63.0 -11.1 | 77 60 -58.4 -14.0 39 18 26957 85 69 -68.7 -6.0 | 82 65 -64.1 -8.9 40 10 30890 355 29 2.5 -28.9 | 347 33 7.2 -31.8 Wind Parameters Mean winds (0-6000m): 91.6 at 7.3 knts Storm direction: 121.6 at 5.5 knts Shear (0-3000m) pos: 0.7 neg: 1.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 49.6 deg Storm rel helicity (0-3000m) pos: 17.6 neg: -18.8 tot: -1.1 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 0.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 21.10 Bulk Shear: 13.04 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 ------------------------------------------------------------------------------- 500 223 3 273 7| 0.0 5.4 5.4| 0.1 -11.7 -11.7 -23.3 -0.75| 7.9 -5.9 1000 210 4 265 7| 0.0 1.2 1.2| 3.5 -13.5 -10.0 -10.0 -0.33| 6.7 -2.2 1500 198 3 266 6| 0.0 1.0 1.0| 6.4 -13.5 -7.0 -4.7 -0.07| 5.8 -0.4 2000 180 3 264 5| 0.0 1.2 1.2| 7.2 -15.0 -7.9 -3.9 -0.06| 5.8 -0.3 2500 251 4 281 8| 0.0 1.1 1.1| 10.0 -18.8 -8.7 -3.5 -0.06| 5.4 -0.3 3000 5 4 328 8| 0.7 1.0 1.6| 17.6 -18.8 -1.1 -0.4 0.05| 5.2 0.3 4000 65 5 355 5| 1.4 0.7 2.1| 23.3 -18.8 4.5 1.1 0.17| 5.0 0.8 5000 85 6 18 4| 1.3 0.6 1.9| 26.3 -19.2 7.2 1.4 0.19| 4.5 0.9 6000 92 7 45 4| 1.5 0.5 2.0| 30.2 -19.4 10.8 1.8 0.21| 4.1 0.8 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251019.12.gif