UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 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 ------------------------------------------------------------------------------- SFC 1000 83 25.0 24.2 95 0.8 24.5 0 0 298.1 301.7 297.6 354.5 19.35 1 925 761 22.2 18.6 80 3.6 19.7 310 11 302.0 304.7 295.6 345.5 14.74 2 850 1493 18.2 13.3 73 4.9 15.0 295 9 305.2 307.3 294.1 339.2 11.37 3 700 3137 10.2 1.2 54 9.0 5.2 95 2 313.8 314.9 292.4 332.6 5.97 4 500 5870 -5.7 -12.7 58 7.0 -8.5 110 11 326.1 326.7 293.3 335.8 2.88 5 400 7590 -15.5 -26.5 38 11.0 -18.4 110 20 334.8 335.1 294.0 338.8 1.10 6 300 9690 -30.9 -43.9 27 13.0 -32.4 110 19 341.8 341.9 295.0 342.9 0.26 7 250 10960 -41.1 -56.1 18 15.0 -41.9 100 19 345.0 345.0 295.6 345.3 0.08 8 200 12420 -54.9 -63.9 32 9.0 -55.1 90 31 345.8 345.8 295.7 346.0 0.04 9 150 14200 -66.9 -77.9 20 11.0 -67.0 95 26 354.8 354.8 297.7 354.9 0.01 10 114 15802 -79.9 -84.8 44 4.9 -79.9 70 38 359.6 359.6 298.6 359.6 0.00 11 100 16550 -75.7 -83.7 27 8.0 -75.7 130 16 381.5 381.5 302.5 381.5 0.00 TRP 114 15802 -79.9 -84.8 44 4.9 -79.9 70 38 359.6 359.6 298.6 359.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.65 m Freezing level: 571.70 mb = 4890.25 m = 16043.92 ft Wetbulb zero: 623.97 mb = 4070.93 m = 13355.92 ft Precipitable water: 1.86 inches Sfc-500 mean rel hum: 63.95 % Est. max temperature: 32.06 C = 89.71 F Sfc-Lift cond lev (LCL): 988.88 mb = 180.52 m = 592.26 ft T: 24.60 C 700-500 lapse rate: 5.82 C/km ThetaE index: 21.92 C Layer 925.0- 500.0 mb Conv cond level (CCL): 867.43 mb = 1317.26 m = 4321.68 ft Mean mixing ratio: 16.29 g/kg Conv temperature: 31.29 C = 88.33 F Cap Strength: 1.65 C Lifted Index: -2.26 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.74 C Lifted Index @700 mb: -0.02 C Showalter Index: 1.43 C Risk: Showers probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.00 C K Index: 28.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.60 Risk: None Energy Index: -0.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 610.15 J/kg Max Up Vert Vel: 34.93 m/s Conv Inhibition (B-): 51.14 J/kg Cap Strength: 1.65 C Lift Cond Lev (LCL): 915.34 mb = 851.84 m = 2794.71 ft Lev Free Conv (LFC): 700.34 mb = 3132.83 m = 10278.19 ft Equ Level (EL): 180.34 mb = 13060.07 m = 42847.48 ft B at Equ Level: 602.06 J/kg Max Parcel Lev (MPL): 110.34 mb = 15987.88 m = 52453.02 ft Wind level data Storm motion: 96 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 1000 83 0 0 -0.0 -0.0 | 276 5 5.0 -0.5 1 1000 74 0 0 -0.0 -0.0 | 276 5 5.0 -0.5 2 925 761 310 11 8.4 -7.1 | 299 15 13.4 -7.6 3 850 1493 295 9 8.2 -3.8 | 288 14 13.2 -4.3 4 700 3137 95 2 -2.0 0.2 | 276 3 3.0 -0.3 5 500 5870 110 11 -10.3 3.8 | 122 6 -5.3 3.3 6 400 7590 110 20 -18.8 6.8 | 115 15 -13.8 6.3 7 300 9690 110 19 -17.9 6.5 | 115 14 -12.8 6.0 8 250 10960 100 19 -18.7 3.3 | 102 14 -13.7 2.8 9 200 12420 90 31 -31.0 0.0 | 89 26 -26.0 -0.5 10 150 14200 95 26 -25.9 2.3 | 95 21 -20.9 1.8 11 114 15802 70 38 -35.7 -13.0 | 66 34 -30.7 -13.5 12 100 16550 130 16 -12.3 10.3 | 144 12 -7.2 9.8 Wind Parameters Mean winds (0-6000m): 65.6 at 6.7 knts Storm direction: 95.6 at 5.0 knts Shear (0-3000m) pos: 2.1 neg: 1.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 2.9 deg Storm rel helicity (0-3000m) pos: 28.4 neg: -19.2 tot: 9.2 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 0.7 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 51.93 Bulk Shear: 11.75 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 ------------------------------------------------------------------------------- 500 306 4 289 9| 0.0 8.3 8.3| 5.1 -0.9 4.2 8.3 0.33| 8.8 2.9 1000 309 7 295 12| 0.0 5.2 5.2| 5.1 -11.4 -6.4 -6.4 0.00| 6.9 0.0 1500 305 8 294 13| 0.5 3.4 4.0| 9.5 -17.2 -7.6 -5.1 -0.01| 5.7 -0.1 2000 309 8 296 12| 2.0 2.6 4.5| 25.4 -17.2 8.2 4.1 0.21| 6.0 1.3 2500 311 7 297 12| 2.4 2.1 4.4| 28.4 -17.3 11.1 4.5 0.23| 5.9 1.3 3000 305 7 292 11| 2.1 1.7 3.8| 28.4 -19.2 9.2 3.1 0.12| 5.5 0.7 4000 309 6 294 10| 1.9 1.3 3.2| 28.4 -19.6 8.8 2.2 0.07| 4.5 0.3 5000 330 6 305 10| 1.9 1.0 2.9| 28.4 -19.8 8.6 1.7 0.05| 4.0 0.2 6000 66 7 19 3| 1.9 0.9 2.8| 28.6 -20.2 8.4 1.4 0.04| 3.6 0.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251010.00.gif