UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 10 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 68 155 5 SFC 999 77 30.0 25.0 75 5.0 26.3 155 5 303.2 307.0 299.4 363.8 20.35 2 925 756 22.6 21.3 92 1.3 21.7 240 11 302.4 305.6 297.5 354.2 17.50 3 850 1491 19.4 14.4 73 5.0 16.0 230 2 306.5 308.8 295.1 343.2 12.23 4 700 3132 10.8 2.8 58 8.0 6.2 30 2 314.4 315.7 293.2 335.5 6.70 5 500 5860 -4.7 -12.7 54 8.0 -8.0 60 7 327.3 327.9 293.6 337.1 2.88 6 400 7580 -15.5 -19.6 71 4.1 -16.9 65 11 334.8 335.3 294.8 342.0 2.02 7 300 9700 -29.9 -35.9 56 6.0 -30.9 90 23 343.2 343.4 295.6 345.5 0.60 8 250 10970 -40.5 -47.5 47 7.0 -41.1 90 25 345.9 345.9 295.9 346.7 0.21 9 200 12440 -53.9 -64.9 25 11.0 -54.1 105 31 347.4 347.4 296.1 347.5 0.03 10 150 14220 -68.9 -75.9 36 7.0 -68.9 105 50 351.4 351.4 297.0 351.4 0.01 11 113 15869 -80.1 -84.6 47 4.5 -80.1 60 31 360.2 360.2 298.7 360.2 0.00 12 100 16570 -74.9 -83.9 23 9.0 -74.9 120 12 383.0 383.0 302.7 383.0 0.00 13 87 17372 -77.5 -85.5 26 8.0 -77.5 107 17 393.3 393.3 304.3 393.4 0.00 14 79 17926 -75.3 -85.3 19 10.0 -75.3 95 15 408.9 408.9 306.4 408.9 0.00 15 71 18539 -78.3 -86.3 26 8.0 -78.3 82 13 415.2 415.2 307.2 415.2 0.00 16 70 18620 -78.1 -87.1 22 9.0 -78.1 80 13 417.3 417.3 307.4 417.3 0.00 17 59 19617 -70.5 -84.5 11 14.0 -70.6 90 21 455.3 455.3 311.4 455.3 0.01 18 50 20600 -70.7 -85.7 9 15.0 -70.8 100 29 476.9 476.9 313.2 476.9 0.01 19 48 20843 -71.3 -86.3 9 15.0 -71.4 100 31 481.1 481.1 313.5 481.1 0.00 20 41 21787 -67.3 -86.3 5 19.0 -67.5 100 38 513.2 513.2 315.8 513.2 0.01 21 39 22093 -63.7 -85.7 3 22.0 -64.1 100 40 529.7 529.7 316.9 529.7 0.01 22 34 22937 -63.7 -84.7 4 21.0 -64.2 100 46 550.9 550.9 318.2 551.0 0.01 23 30 23710 -61.9 -85.9 3 24.0 -62.6 100 52 575.9 575.9 319.5 575.9 0.01 24 25 24849 -56.6 -87.7 1 31.1 -58.2 90 68 621.9 621.9 321.6 622.0 0.01 25 22 25665 -52.9 -88.9 1 36.0 -55.4 90 61 656.1 656.1 322.9 656.2 0.01 26 20 26280 -51.7 -87.7 1 36.0 -54.7 90 55 677.9 677.9 323.7 678.0 0.01 27 17 27344 -48.3 -85.3 1 37.0 -52.8 89 54 721.1 721.1 325.1 721.2 0.02 28 13 29123 -45.7 -82.7 1 37.0 -52.1 87 51 787.6 787.6 327.0 787.9 0.03 29 12 29660 -43.1 -81.1 1 38.0 -51.0 86 51 815.0 815.1 327.6 815.5 0.05 30 10 30900 -39.1 -78.1 1 39.0 -49.8 85 49 873.6 873.6 328.9 874.5 0.09 31 9.7 31109 -37.7 -77.7 1 40.0 -49.4 886.5 886.6 329.2 887.6 0.10 32 8.9 31700 -39.9 -78.9 1 39.0 -50.8 900.1 900.2 329.4 901.1 0.09 33 8.7 31855 -40.7 -79.7 1 39.0 -51.2 902.9 902.9 329.5 903.7 0.08 34 7.7 32695 -35.9 -75.9 1 40.0 -49.8 954.3 954.4 330.4 956.2 0.17 35 7.6 32786 -33.7 -74.7 1 41.0 -49.1 966.7 966.8 330.7 969.1 0.20 36 7.0 33362 -35.1 -75.1 1 40.0 -50.0 983.9 984.1 330.9 986.4 0.21 37 5.5 35050 -33.1 -74.1 1 41.0 -50.7 1063.1 1063.3 332.2 1067.0 0.30 TRP 113 15869 -80.1 -84.6 47 4.5 -80.1 60 31 360.2 360.2 298.7 360.2 0.00 WND 25 24849 -56.6 -87.7 1 31.1 -58.2 90 68 621.9 621.9 321.6 622.0 0.01 Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 560.65 mb = 5032.80 m = 16511.61 ft Wetbulb zero: 612.48 mb = 4214.90 m = 13828.24 ft Precipitable water: 2.09 inches Sfc-500 mean rel hum: 64.71 % Est. max temperature: 33.28 C = 91.90 F Sfc-Lift cond lev (LCL): 929.72 mb = 711.08 m = 2332.91 ft T: 23.09 C 700-500 lapse rate: 5.68 C/km ThetaE index: 28.31 C Layer 925.0- 500.0 mb Conv cond level (CCL): 900.39 mb = 990.39 m = 3249.27 ft Mean mixing ratio: 18.27 g/kg Conv temperature: 30.47 C = 86.84 F Cap Strength: 0.23 C Lifted Index: -4.19 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.25 C Lifted Index @700 mb: -1.64 C Showalter Index: 0.79 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.10 C K Index: 30.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 183.80 Risk: None Energy Index: -1.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2190.16 J/kg Max Up Vert Vel: 66.18 m/s Conv Inhibition (B-): 2.52 J/kg Cap Strength: 0.34 C Lift Cond Lev (LCL): 911.23 mb = 886.39 m = 2908.06 ft Lev Free Conv (LFC): 846.23 mb = 1528.59 m = 5014.98 ft Equ Level (EL): 116.23 mb = 15705.20 m = 51525.62 ft B at Equ Level: 2145.10 J/kg Max Parcel Lev (MPL): 76.23 mb = 18131.27 m = 59485.07 ft Wind level data Storm motion: 344 at 3 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 ---------------------------------------------------------- 0 999 77 155 5 -2.1 4.5 | 159 8 -3.1 7.8 1 974 305 230 12 9.2 7.7 | 217 14 8.2 11.0 2 925 756 240 11 9.5 5.5 | 224 12 8.6 8.8 3 908 914 255 8 7.7 2.1 | 232 9 6.8 5.3 4 850 1491 230 2 1.5 1.3 | 187 5 0.6 4.5 5 847 1524 230 2 1.5 1.3 | 187 5 0.6 4.5 6 817 1829 60 2 -1.7 -1.0 | 130 4 -2.7 2.3 7 788 2134 90 3 -3.0 0.0 | 129 5 -3.9 3.3 8 733 2743 35 6 -3.4 -4.9 | 69 5 -4.4 -1.7 9 700 3132 30 2 -1.0 -1.7 | 128 2 -1.9 1.5 10 681 3353 45 2 -1.4 -1.4 | 128 3 -2.4 1.8 11 656 3658 340 3 1.0 -2.8 | 190 0 0.1 0.4 12 609 4267 325 6 3.4 -4.9 | 304 3 2.5 -1.7 13 586 4572 280 3 3.0 -0.5 | 216 3 2.0 2.7 14 564 4877 0 1 -0.0 -1.0 | 157 2 -0.9 2.3 15 544 5182 0 0 -0.0 -0.0 | 164 3 -0.9 3.3 16 524 5486 75 4 -3.9 -1.0 | 115 5 -4.8 2.2 17 500 5860 60 7 -6.1 -3.5 | 88 7 -7.0 -0.2 18 485 6096 60 6 -5.2 -3.0 | 92 6 -6.1 0.3 19 466 6401 0 1 -0.0 -1.0 | 157 2 -0.9 2.3 20 431 7010 125 8 -6.6 4.6 | 136 11 -7.5 7.8 21 414 7315 100 11 -10.8 1.9 | 114 13 -11.8 5.2 22 400 7580 65 11 -10.0 -4.6 | 83 11 -10.9 -1.4 23 351 8534 40 17 -10.9 -13.0 | 51 15 -11.9 -9.8 24 300 9700 90 23 -23.0 0.0 | 98 24 -23.9 3.3 25 285 10058 90 26 -26.0 0.0 | 97 27 -26.9 3.3 26 250 10970 90 25 -25.0 0.0 | 97 26 -25.9 3.3 27 239 11278 95 24 -23.9 2.1 | 102 25 -24.9 5.3 28 218 11887 110 29 -27.3 9.9 | 115 31 -28.2 13.2 29 200 12440 105 31 -29.9 8.0 | 110 33 -30.9 11.3 30 180 13106 110 36 -33.8 12.3 | 114 38 -34.8 15.6 31 163 13716 115 47 -42.6 19.9 | 118 49 -43.5 23.1 32 155 14021 105 56 -54.1 14.5 | 108 58 -55.0 17.7 33 150 14220 105 50 -48.3 12.9 | 108 52 -49.2 16.2 34 147 14326 105 58 -56.0 15.0 | 108 60 -57.0 18.3 35 140 14630 100 37 -36.4 6.4 | 105 39 -37.4 9.7 36 133 14935 100 30 -29.5 5.2 | 106 32 -30.5 8.5 37 126 15240 95 25 -24.9 2.2 | 102 26 -25.9 5.4 38 113 15850 55 33 -27.0 -18.9 | 61 32 -28.0 -15.7 39 113 15869 60 31 -26.8 -15.5 | 66 30 -27.8 -12.2 40 102 16459 95 33 -32.9 2.9 | 100 34 -33.8 6.1 41 100 16570 120 12 -10.4 6.0 | 129 15 -11.3 9.3 42 97 16764 120 19 -16.5 9.5 | 126 22 -17.4 12.8 43 70 18620 80 13 -12.8 -2.3 | 94 14 -13.8 1.0 44 50 20600 100 29 -28.6 5.0 | 106 31 -29.5 8.3 45 30 23710 100 52 -51.2 9.0 | 103 54 -52.2 12.3 46 25 24849 90 68 -68.0 0.0 | 93 69 -68.9 3.3 47 20 26280 90 55 -55.0 0.0 | 93 56 -55.9 3.3 48 10 30900 85 49 -48.8 -4.3 | 89 50 -49.8 -1.0 Wind Parameters Mean winds (0-6000m): 313.8 at 4.5 knts Storm direction: 343.8 at 3.4 knts Shear (0-3000m) pos: 1.4 neg: 1.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -43.7 deg Storm rel helicity (0-3000m) pos: 45.9 neg: -21.3 tot: 24.6 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 0.4 10^-3/s Energy-Hel index: 0.60 Bulk Rich Number: 134.87 Bulk Shear: 16.24 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 ------------------------------------------------------------------------------- 500 225 10 211 12| 12.0 0.0 12.0| 38.4 0.0 38.4 76.9 0.89| 14.7 13.1 1000 235 10 218 11| 4.2 0.0 4.2| 43.9 -2.9 41.0 41.0 0.64| 10.7 6.8 1500 237 8 216 9| 2.8 1.8 4.6| 43.9 -9.5 34.4 22.9 0.34| 9.0 3.0 2000 235 6 212 8| 2.1 2.3 4.4| 43.9 -14.8 29.2 14.6 0.15| 8.2 1.2 2500 233 6 209 8| 1.7 2.3 4.0| 43.9 -19.4 24.5 9.8 0.04| 7.3 0.3 3000 241 6 214 7| 1.4 1.5 2.9| 45.9 -21.3 24.6 8.2 0.05| 6.9 0.4 4000 267 5 229 5| 1.1 1.0 2.0| 46.5 -21.5 25.0 6.2 0.09| 6.0 0.6 5000 284 5 238 4| 0.6 0.4 1.0| 46.7 -26.2 20.4 4.1 -0.04| 5.8 -0.2 6000 314 5 267 2| 0.3 0.5 0.8| 47.5 -32.7 14.8 2.5 -0.11| 5.6 -0.6 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251010.12.gif