UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 16 APR 25 Station: LT220 WMO ident: 17220 Latitude: 38.43 Longitude: 27.17 ------------------------------------------------------------------------------- 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 1019 24 23.2 7.2 36 16.0 14.0 245 8 294.8 295.9 286.4 313.0 6.25 1 1000 187 23.4 7.4 36 16.0 14.1 320 11 296.5 297.7 287.2 315.5 6.46 2 957 570 21.4 4.4 33 17.0 11.9 5 14 298.3 299.3 286.9 314.5 5.48 3 925 865 19.4 1.4 30 18.0 9.9 40 16 299.1 300.0 286.4 312.8 4.57 4 850 1586 16.0 4.0 45 12.0 9.3 15 17 302.9 304.0 289.0 321.0 6.00 5 767 2453 10.6 -1.4 43 12.0 4.5 2 16 306.1 307.0 288.7 320.0 4.50 6 700 3210 5.6 -6.4 42 12.0 0.1 350 15 308.7 309.3 288.5 319.3 3.38 7 665 3627 2.2 -10.8 38 13.0 -3.1 348 15 309.4 309.9 287.9 317.5 2.52 8 548 5157 -10.1 -18.1 52 8.0 -12.6 339 14 312.4 312.7 288.1 318.0 1.68 9 526 5472 -11.5 -21.5 43 10.0 -14.3 337 14 314.4 314.7 288.3 318.8 1.30 10 500 5860 -13.9 -28.9 27 15.0 -17.2 335 14 316.1 316.2 288.3 318.5 0.70 11 459 6503 -19.1 -32.1 31 13.0 -21.5 323 16 317.4 317.5 288.5 319.4 0.56 12 400 7510 -27.1 -39.1 31 12.0 -28.6 305 20 319.8 319.8 289.0 321.0 0.32 13 341 8631 -38.1 -49.1 31 11.0 -38.8 308 26 319.7 319.8 288.8 320.2 0.13 14 300 9500 -43.3 -56.3 23 13.0 -43.8 310 31 324.3 324.3 290.2 324.6 0.06 15 264 10352 -48.1 -64.1 14 16.0 -48.5 305 28 329.4 329.4 291.6 329.5 0.03 16 250 10710 -50.3 295 25 331.3 17 219 11571 -52.1 292 34 341.3 18 200 12160 -50.7 290 41 352.5 19 181 12805 -52.3 292 43 360.1 20 150 14000 -58.3 295 48 369.6 21 115 15648 -63.1 295 33 389.9 22 100 16500 -65.9 295 25 400.4 23 84 17556 -67.7 241 16 417.2 24 70 18670 -62.3 185 7 451.1 25 69 18759 -62.5 184 7 452.5 26 50 20750 -62.5 170 7 496.2 27 41 21978 -63.1 154 7 523.7 28 41 21978 -63.3 154 7 523.2 29 31 23706 -62.1 133 8 570.0 30 30 23910 -61.1 130 8 578.1 31 23 25583 -53.9 218 9 644.9 32 21 26167 -52.5 249 9 666.1 33 20 26480 -55.1 265 9 667.5 34 19 26808 -54.1 680.5 35 10 31058 -40.1 869.9 TRP 264 10352 -48.1 -64.1 14 16.0 -48.5 305 28 329.4 329.4 291.6 329.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5673.00 m Freezing level: 644.07 mb = 3900.93 m = 12798.16 ft Wetbulb zero: 698.51 mb = 3227.31 m = 10588.15 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 41.04 % Est. max temperature: 30.40 C = 86.73 F Sfc-Lift cond lev (LCL): 804.12 mb = 2054.23 m = 6739.53 ft T: 13.08 C 700-500 lapse rate: 7.36 C/km ThetaE index: 3.49 C Layer 767.0- 548.0 mb Conv cond level (CCL): 632.55 mb = 4022.77 m = 13197.89 ft Mean mixing ratio: 5.65 g/kg Conv temperature: 38.79 C = 101.82 F Cap Strength: 8.25 C Lifted Index: 5.77 C Risk: None Lifted Index @300 mb: 7.42 C Lifted Index @700 mb: 7.69 C Showalter Index: 1.96 C Risk: Showers probable Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.90 C Cross Totals Index: 17.90 C K Index: 21.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 96.00 Risk: None Energy Index: -0.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.68 J/kg Max Up Vert Vel: 5.23 m/s Conv Inhibition (B-): 51892.62 J/kg Cap Strength: 8.25 C Lift Cond Lev (LCL): 754.54 mb = 2588.67 m = 8492.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 26 at 11 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 1019 24 245 8 7.3 3.4 | 222 18 12.1 13.5 1 1000 187 320 11 7.1 -8.4 | 262 12 11.9 1.6 2 925 865 40 16 -10.3 -12.3 | 68 6 -5.5 -2.2 3 850 1586 15 17 -4.4 -16.4 | 356 6 0.4 -6.3 4 700 3210 350 15 2.6 -14.8 | 302 9 7.4 -4.7 5 500 5860 335 14 5.9 -12.7 | 284 11 10.7 -2.6 6 400 7510 305 20 16.4 -11.5 | 274 21 21.2 -1.4 7 300 9500 310 31 23.7 -19.9 | 289 30 28.6 -9.9 8 264 10352 305 28 22.9 -16.1 | 282 28 27.8 -6.0 9 250 10710 295 25 22.7 -10.6 | 271 27 27.5 -0.5 10 200 12160 290 41 38.5 -14.0 | 275 44 43.3 -3.9 11 150 14000 295 48 43.5 -20.3 | 282 49 48.3 -10.2 12 100 16500 295 25 22.7 -10.6 | 271 27 27.5 -0.5 13 70 18670 185 7 0.6 7.0 | 198 18 5.4 17.0 14 50 20750 170 7 -1.2 6.9 | 192 17 3.6 17.0 15 30 23910 130 8 -6.1 5.1 | 175 15 -1.3 15.2 16 20 26480 265 9 9.0 0.8 | 232 18 13.8 10.9 Wind Parameters Mean winds (0-6000m): 355.6 at 14.9 knts Storm direction: 25.6 at 11.2 knts Shear (0-3000m) pos: 4.0 neg: 1.9 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 85.0 deg Storm rel helicity (0-3000m) pos: 68.7 neg: -21.0 tot: 47.6 m^2/s^2 ave: 15.9 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.23 Bulk Shear: 6.13 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 ------------------------------------------------------------------------------- 500 330 11 268 11| 18.9 0.0 18.9| 58.3 0.0 58.3 116.7 0.81| 22.1 17.8 1000 9 13 317 4| 12.1 0.0 12.1| 68.7 -1.4 67.3 67.3 0.78| 16.9 13.2 1500 17 14 349 4| 8.0 1.7 9.8| 68.7 -8.6 60.0 40.0 0.55| 13.0 7.1 2000 15 15 348 4| 6.0 1.9 7.9| 68.7 -13.0 55.6 27.8 0.45| 10.4 4.7 2500 13 15 343 5| 4.8 1.9 6.8| 68.7 -17.0 51.7 20.7 0.37| 8.8 3.3 3000 10 15 336 5| 4.0 1.9 5.9| 68.7 -21.0 47.6 15.9 0.31| 7.7 2.4 4000 4 15 324 6| 3.0 1.7 4.7| 68.7 -25.1 43.6 10.9 0.26| 6.0 1.6 5000 360 15 315 7| 2.4 1.5 3.9| 68.7 -28.2 40.5 8.1 0.23| 5.0 1.1 6000 356 15 309 8| 2.0 1.4 3.4| 68.7 -31.1 37.6 6.3 0.20| 4.3 0.9 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250416.12.gif