UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 12 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 63 90 2 SFC 999 72 25.6 24.8 95 0.8 25.0 90 2 298.8 302.5 298.2 357.6 20.10 2 925 748 21.8 21.4 98 0.4 21.5 225 7 301.6 304.8 297.4 353.5 17.61 3 850 1479 18.4 18.1 98 0.3 18.2 215 9 305.4 308.3 297.1 352.0 15.56 4 700 3130 9.6 9.1 97 0.5 9.3 140 5 313.1 315.1 295.6 345.4 10.43 5 500 5840 -4.7 -12.7 54 8.0 -8.0 25 6 327.3 327.9 293.6 337.1 2.88 6 400 7560 -15.9 -18.0 84 2.1 -16.6 40 24 334.3 334.8 294.9 342.5 2.32 7 300 9680 -30.1 -38.1 46 8.0 -31.3 130 29 343.0 343.1 295.5 344.8 0.48 8 250 10950 -39.5 -41.9 78 2.4 -39.8 115 31 347.3 347.4 296.4 348.9 0.39 9 200 12430 -51.7 -55.2 66 3.5 -51.8 135 28 350.9 350.9 296.9 351.4 0.11 10 150 14230 -67.1 -70.7 60 3.6 -67.1 175 27 354.5 354.5 297.6 354.6 0.02 11 100 16560 -80.9 -83.1 69 2.2 -80.9 75 13 371.4 371.4 300.8 371.4 0.00 12 87 17346 -80.9 -83.1 69 2.2 -80.9 104 15 386.5 386.5 303.3 386.5 0.00 13 82 17681 -80.5 -82.7 69 2.2 -80.5 117 15 393.9 393.9 304.3 394.0 0.01 14 81 17751 -79.3 -81.6 69 2.3 -79.3 119 15 397.8 397.8 304.9 397.8 0.01 15 79 17894 -74.9 -79.9 46 5.0 -74.9 125 16 409.7 409.7 306.5 409.8 0.01 16 77 18044 -72.9 -76.7 56 3.8 -72.9 130 16 416.9 416.9 307.3 417.0 0.01 17 70 18600 -76.3 -78.3 73 2.0 -76.3 150 17 421.2 421.2 307.9 421.2 0.01 18 68 18767 -77.1 -79.1 73 2.0 -77.1 145 14 422.9 422.9 308.0 423.0 0.01 19 61 19396 -73.7 -77.1 59 3.4 -73.7 126 25 443.8 443.8 310.3 443.9 0.02 20 56 19892 -77.1 -79.1 73 2.0 -77.1 110 34 447.1 447.1 310.6 447.2 0.01 21 51 20433 -73.9 -75.8 75 1.9 -73.9 94 44 466.7 466.7 312.4 466.8 0.03 22 50 20550 -70.5 -75.1 51 4.6 -70.6 90 46 477.4 477.4 313.2 477.5 0.03 23 47 20918 -68.7 -71.2 70 2.5 -68.8 92 49 490.2 490.2 314.2 490.5 0.05 24 35 22709 -62.1 -63.5 83 1.4 -62.2 100 61 550.5 550.6 318.2 552.0 0.21 25 34 22888 -60.7 -64.5 61 3.8 -61.0 101 62 558.8 558.9 318.6 560.1 0.19 26 33 23074 -60.7 -62.6 78 1.9 -60.9 102 63 563.6 563.7 318.9 565.4 0.26 27 30 23670 -57.9 -60.2 74 2.3 -58.2 105 67 586.8 586.9 320.1 589.6 0.38 28 29 23884 -56.9 -59.4 73 2.5 -57.3 595.3 595.4 320.5 598.5 0.44 TRP 68 18767 -77.1 -79.1 73 2.0 -77.1 145 14 422.9 422.9 308.0 423.0 0.01 WND 30 23670 -57.9 -60.2 74 2.3 -58.2 105 67 586.8 586.9 320.1 589.6 0.38 Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 565.73 mb = 4949.30 m = 16237.67 ft Wetbulb zero: 592.65 mb = 4470.79 m = 14667.77 ft Precipitable water: 2.50 inches Sfc-500 mean rel hum: 86.51 % Est. max temperature: 32.23 C = 90.02 F Sfc-Lift cond lev (LCL): 987.93 mb = 169.77 m = 557.00 ft T: 25.05 C 700-500 lapse rate: 5.28 C/km ThetaE index: 20.46 C Layer 925.0- 400.0 mb Conv cond level (CCL): 934.83 mb = 655.15 m = 2149.41 ft Mean mixing ratio: 18.42 g/kg Conv temperature: 27.99 C = 82.37 F Cap Strength: 0.20 C Lifted Index: -3.49 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.34 C Lifted Index @700 mb: -2.31 C Showalter Index: -2.43 C Risk: Severe thunderstorms possible Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.80 C K Index: 40.70 Risk: > 80 % chance of thunderstorms Sweat Index: 241.20 Risk: None Energy Index: -2.98 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1528.66 J/kg Max Up Vert Vel: 55.29 m/s Conv Inhibition (B-): 0.36 J/kg Cap Strength: 0.20 C Lift Cond Lev (LCL): 941.44 mb = 593.25 m = 1946.34 ft Lev Free Conv (LFC): 926.44 mb = 734.36 m = 2409.29 ft Equ Level (EL): 146.44 mb = 14368.13 m = 47138.95 ft B at Equ Level: 1520.02 J/kg Max Parcel Lev (MPL): 76.44 mb = 18087.24 m = 59340.60 ft Wind level data Storm motion: 120 at 4 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 72 90 2 -2.0 0.0 | 321 3 1.8 -2.2 1 940 610 140 3 -1.9 2.3 | 267 2 1.8 0.1 2 925 748 225 7 4.9 4.9 | 252 9 8.7 2.8 3 907 914 215 9 5.2 7.4 | 240 10 8.9 5.2 4 850 1479 215 9 5.2 7.4 | 240 10 8.9 5.2 5 846 1524 215 9 5.2 7.4 | 240 10 8.9 5.2 6 816 1829 285 3 2.9 -0.8 | 294 7 6.7 -3.0 7 733 2743 135 5 -3.5 3.5 | 190 1 0.2 1.3 8 707 3048 175 1 -0.1 1.0 | 288 4 3.7 -1.2 9 700 3130 140 5 -3.2 3.8 | 199 2 0.6 1.6 10 681 3353 125 3 -2.5 1.7 | 290 1 1.3 -0.5 11 656 3658 50 8 -6.1 -5.1 | 18 8 -2.4 -7.3 12 631 3962 95 7 -7.0 0.6 | 64 4 -3.2 -1.6 13 585 4572 50 6 -4.6 -3.9 | 8 6 -0.8 -6.1 14 522 5486 50 8 -6.1 -5.1 | 18 8 -2.4 -7.3 15 503 5791 15 6 -1.6 -5.8 | 344 8 2.2 -8.0 16 500 5840 25 6 -2.5 -5.4 | 351 8 1.2 -7.6 17 484 6096 30 8 -4.0 -6.9 | 1 9 -0.2 -9.1 18 465 6401 360 10 -0.0 -10.0 | 343 13 3.8 -12.2 19 400 7560 40 24 -15.4 -18.4 | 30 24 -11.7 -20.6 20 350 8534 85 14 -13.9 -1.2 | 71 11 -10.2 -3.4 21 310 9449 130 22 -16.9 14.1 | 132 18 -13.1 11.9 22 300 9680 130 29 -22.2 18.6 | 132 25 -18.4 16.4 23 297 9754 130 31 -23.7 19.9 | 132 27 -20.0 17.7 24 284 10058 130 28 -21.4 18.0 | 132 24 -17.7 15.8 25 250 10950 115 31 -28.1 13.1 | 114 27 -24.3 10.9 26 227 11582 115 26 -23.6 11.0 | 114 22 -19.8 8.8 27 200 12430 135 28 -19.8 19.8 | 138 24 -16.0 17.6 28 198 12497 130 28 -21.4 18.0 | 132 24 -17.7 15.8 29 188 12802 145 30 -17.2 24.6 | 149 26 -13.4 22.4 30 171 13411 135 28 -19.8 19.8 | 138 24 -16.0 17.6 31 163 13716 145 30 -17.2 24.6 | 149 26 -13.4 22.4 32 150 14230 175 27 -2.4 26.9 | 183 25 1.4 24.7 33 140 14630 175 25 -2.2 24.9 | 184 23 1.6 22.7 34 126 15240 135 17 -12.0 12.0 | 140 13 -8.3 9.8 35 119 15545 130 18 -13.8 11.6 | 133 14 -10.0 9.4 36 113 15850 90 25 -25.0 0.0 | 84 21 -21.2 -2.2 37 107 16154 85 21 -20.9 -1.8 | 77 18 -17.2 -4.0 38 102 16459 100 19 -18.7 3.3 | 94 15 -14.9 1.1 39 100 16560 75 13 -12.6 -3.4 | 58 10 -8.8 -5.6 40 70 18600 150 17 -8.5 14.7 | 159 13 -4.7 12.5 41 68 18767 145 14 -8.0 11.5 | 155 10 -4.3 9.3 42 50 20550 90 46 -46.0 0.0 | 87 42 -42.2 -2.2 43 30 23670 105 67 -64.7 17.3 | 104 63 -60.9 15.1 Wind Parameters Mean winds (0-6000m): 90.2 at 5.8 knts Storm direction: 120.2 at 4.4 knts Shear (0-3000m) pos: 1.0 neg: 0.9 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -49.2 deg Storm rel helicity (0-3000m) pos: 25.2 neg: -17.7 tot: 7.4 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: -0.00 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -0.0 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 787.89 Bulk Shear: 1.94 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 ------------------------------------------------------------------------------- 500 119 2 302 2| 2.2 0.0 2.2| 0.0 -0.8 -0.8 -1.6 -0.72| 2.3 -1.6 1000 194 5 243 5| 5.3 0.0 5.3| 3.1 -6.9 -3.8 -3.8 -0.27| 6.7 -1.8 1500 206 6 243 7| 3.3 0.0 3.3| 8.2 -6.9 1.3 0.9 -0.11| 5.1 -0.6 2000 214 6 249 7| 1.4 0.0 1.4| 23.8 -10.5 13.3 6.6 0.12| 6.2 0.8 2500 209 5 248 7| 1.1 1.1 2.2| 23.8 -17.0 6.7 2.7 -0.05| 6.2 -0.3 3000 200 5 245 6| 1.0 0.9 2.0| 25.2 -17.7 7.4 2.5 -0.00| 6.1 -0.0 4000 170 5 224 4| 0.7 1.3 2.0| 32.0 -21.5 10.4 2.6 0.06| 7.1 0.5 5000 129 6 159 1| 0.6 1.1 1.6| 33.2 -26.3 6.8 1.4 0.01| 6.2 0.1 6000 90 6 43 3| 0.5 0.9 1.4| 38.6 -35.6 3.0 0.5 -0.02| 5.9 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251012.12.gif