UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for LT516... Searching the city database file for: LT516 ... Date:0000Z 20 OCT 25 Station: LT516 WMO ident: 17516 Latitude: 35.10 Longitude: 33.28 ------------------------------------------------------------------------------- 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 125 275 6 SFC 999 134 20.6 16.5 77 4.1 17.9 275 6 293.8 296.0 291.1 327.8 11.90 2 925 800 20.2 6.2 40 14.0 12.1 290 34 300.0 301.1 288.4 319.1 6.43 3 850 1525 17.0 4.0 42 13.0 9.7 300 31 304.0 305.1 289.4 322.1 6.00 4 700 3149 5.2 -2.8 56 8.0 1.3 290 38 308.2 309.1 289.4 322.1 4.45 5 500 5810 -13.1 -16.8 74 3.7 -14.3 265 42 317.1 317.5 289.9 323.9 2.05 6 400 7480 -24.5 -28.2 71 3.7 -25.2 265 59 323.1 323.3 290.7 326.5 0.94 7 300 9510 -39.9 -48.9 38 9.0 -40.5 265 69 329.1 329.2 291.6 329.7 0.15 8 250 10740 -48.9 -55.9 44 7.0 -49.1 265 80 333.4 333.4 292.7 333.7 0.08 9 200 12170 -57.5 265 104 341.7 10 150 13960 -61.5 364.1 TRP WND Sounding variables and indices 1000-500 mb thick: 5685.00 m Freezing level: 643.17 mb = 3905.13 m = 12811.95 ft Wetbulb zero: 683.90 mb = 3333.06 m = 10935.11 ft Precipitable water: 1.11 inches Sfc-500 mean rel hum: 56.89 % Est. max temperature: 30.75 C = 87.34 F Sfc-Lift cond lev (LCL): 940.45 mb = 656.63 m = 2154.26 ft T: 20.29 C 700-500 lapse rate: 6.88 C/km ThetaE index: 8.73 C Layer 925.0- 850.0 mb Conv cond level (CCL): 712.01 mb = 3006.69 m = 9864.34 ft Mean mixing ratio: 8.41 g/kg Conv temperature: 34.65 C = 94.37 F Cap Strength: 6.50 C Lifted Index: 1.94 C Risk: Showers probable Lifted Index @300 mb: 5.31 C Lifted Index @700 mb: 3.77 C Showalter Index: 2.17 C Risk: Showers probable Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 17.10 C K Index: 26.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 152.00 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.97 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 3199.88 J/kg Cap Strength: 6.50 C Lift Cond Lev (LCL): 819.84 mb = 1827.21 m = 5994.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 27 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 ---------------------------------------------------------- 0 999 134 275 6 6.0 -0.5 | 143 22 -13.6 17.8 1 925 800 290 34 31.9 -11.6 | 241 14 12.4 6.7 2 850 1525 300 31 26.8 -15.5 | 249 8 7.3 2.9 3 700 3149 290 38 35.7 -13.0 | 252 17 16.1 5.4 4 500 5810 265 42 41.8 3.7 | 225 31 22.3 22.0 5 400 7480 265 59 58.8 5.1 | 239 46 39.2 23.5 6 300 9510 265 69 68.7 6.0 | 244 55 49.2 24.4 7 250 10740 265 80 79.7 7.0 | 247 65 60.1 25.3 8 200 12170 265 104 103.6 9.1 | 252 88 84.0 27.4 Wind Parameters Mean winds (0-6000m): 283.2 at 35.8 knts Storm direction: 313.2 at 26.8 knts Shear (0-3000m) pos: 4.5 neg: 1.5 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 109.0 deg Storm rel helicity (0-3000m) pos: 105.8 neg: -0.6 tot: 105.1 m^2/s^2 ave: 35.0 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 4.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.46 Bulk Shear: 50.21 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 ------------------------------------------------------------------------------- 500 287 16 164 14| 21.8 0.0 21.8| 76.2 0.0 76.2 152.5 0.86| 22.0 18.8 1000 290 24 199 11| 13.9 0.0 13.9|102.6 0.0 102.6 102.6 0.83| 16.1 13.4 1500 293 27 213 9| 9.0 0.0 9.0|104.5 0.0 104.5 69.7 0.76| 12.1 9.2 2000 294 28 223 9| 6.7 0.7 7.4|105.5 0.0 105.5 52.7 0.72| 9.8 7.0 2500 294 30 230 10| 5.4 1.2 6.5|105.8 -0.0 105.8 42.3 0.67| 8.4 5.6 3000 294 31 235 11| 4.5 1.5 5.9|105.8 -0.6 105.1 35.0 0.62| 7.5 4.7 4000 291 33 239 13| 3.4 1.8 5.1|105.8 -20.7 85.1 21.3 0.46| 6.5 3.0 5000 287 34 239 15| 2.7 2.0 4.7|105.8 -47.2 58.6 11.7 0.34| 5.9 2.0 6000 283 36 236 18| 2.2 2.2 4.5|121.9 -68.3 53.6 8.9 0.28| 5.6 1.6 Wrote GIF file: /home/apache/climate/data/raob//LT516/skewt/LT516.skewt.20251020.00.gif