UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 18 OCT 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 1016 27 17.8 13.6 76 4.2 15.2 60 2 289.6 291.3 287.7 316.8 9.67 1 1000 162 16.8 11.8 72 5.0 13.8 10 4 290.0 291.5 286.9 314.6 8.72 2 957 539 16.2 10.2 68 6.0 12.6 271 5 293.0 294.5 287.6 316.5 8.18 3 925 830 14.8 8.8 67 6.0 11.3 195 6 294.4 295.8 287.6 316.7 7.70 4 899 1070 13.2 9.5 78 3.7 11.0 220 8 295.2 296.7 288.5 319.2 8.31 5 873 1317 13.2 10.4 83 2.8 11.5 246 11 297.7 299.3 290.0 324.2 9.11 6 850 1541 12.4 7.4 72 5.0 9.5 270 13 299.1 300.5 289.2 321.6 7.62 7 758 2492 6.0 4.1 88 1.9 4.9 264 14 302.2 303.4 289.5 322.5 6.79 8 700 3141 2.2 -1.8 75 4.0 0.3 260 15 304.9 305.8 288.6 319.6 4.79 9 690 3257 1.4 -3.6 69 5.0 -0.9 260 16 305.3 306.1 288.2 318.4 4.25 10 632 3959 -2.1 -13.1 43 11.0 -6.2 262 20 309.1 309.5 287.5 316.1 2.20 11 629 3997 -1.9 -18.9 26 17.0 -7.4 262 20 309.7 310.0 286.8 314.2 1.36 12 542 5167 -7.7 -36.7 8 29.0 -13.5 264 26 316.3 316.3 287.9 317.4 0.30 13 506 5699 -10.9 -28.9 21 18.0 -15.2 265 29 318.7 318.8 289.1 321.1 0.69 14 500 5790 -11.9 -24.9 33 13.0 -15.3 265 30 318.5 318.7 289.4 322.0 1.01 15 423 7050 -21.7 -35.7 27 14.0 -23.9 265 35 321.6 321.7 289.7 323.2 0.43 16 400 7460 -25.1 -38.1 29 13.0 -26.9 265 37 322.4 322.4 289.9 323.7 0.36 17 345 8516 -33.9 -39.9 55 6.0 -34.6 260 41 324.4 324.4 290.5 325.6 0.34 18 342 8578 -34.1 -40.1 55 6.0 -34.7 260 41 324.9 325.0 290.6 326.2 0.34 19 300 9480 -42.3 -47.3 58 5.0 -42.6 255 45 325.7 325.8 290.7 326.4 0.18 20 250 10690 -51.7 -59.7 38 8.0 -51.9 255 57 329.2 329.2 291.5 329.4 0.05 21 202 12048 -61.1 260 63 335.0 22 201 12079 -61.2 260 65 335.4 23 200 12110 -61.3 260 64 335.7 24 199 12141 -61.3 260 64 336.2 25 150 13900 -59.3 270 58 367.9 26 145 14112 -58.7 269 58 372.5 27 116 15511 -58.9 264 59 396.7 28 108 15959 -59.3 262 59 404.2 29 100 16440 -59.3 260 59 413.2 30 95 16760 -61.9 261 57 414.2 31 70 18640 -64.9 265 44 445.5 32 66 19000 -63.7 455.7 33 61 19486 -61.1 471.9 34 51 20598 -61.1 496.7 TRP 202 12048 -61.1 260 63 335.0 WND 201 12079 -61.2 260 65 335.4 Sounding variables and indices 1000-500 mb thick: 5628.00 m Freezing level: 666.80 mb = 3537.68 m = 11606.43 ft Wetbulb zero: 697.83 mb = 3166.00 m = 10387.01 ft Precipitable water: 1.12 inches Sfc-500 mean rel hum: 54.40 % Est. max temperature: 26.33 C = 79.40 F Sfc-Lift cond lev (LCL): 954.54 mb = 561.19 m = 1841.17 ft T: 16.09 C 700-500 lapse rate: 5.32 C/km ThetaE index: 8.25 C Layer 700.0- 542.0 mb Conv cond level (CCL): 777.05 mb = 2286.10 m = 7500.24 ft Mean mixing ratio: 8.34 g/kg Conv temperature: 29.75 C = 85.54 F Cap Strength: 7.07 C Lifted Index: 6.71 C Risk: None Lifted Index @300 mb: 7.25 C Lifted Index @700 mb: 3.47 C Showalter Index: 3.64 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 19.30 C K Index: 27.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 144.80 Risk: None Energy Index: 0.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.13 J/kg Max Up Vert Vel: 6.50 m/s Conv Inhibition (B-): 18511.71 J/kg Cap Strength: 7.02 C Lift Cond Lev (LCL): 888.36 mb = 1170.32 m = 3839.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 13 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 1016 27 60 2 -1.7 -1.0 | 106 14 -13.4 3.9 1 1000 162 10 4 -0.7 -3.9 | 94 12 -12.3 0.9 2 925 830 195 6 1.6 5.8 | 137 15 -10.1 10.7 3 850 1541 270 13 13.0 -0.0 | 196 5 1.4 4.9 4 700 3141 260 15 14.8 2.6 | 203 8 3.1 7.5 5 500 5790 265 30 29.9 2.6 | 248 20 18.3 7.5 6 400 7460 265 37 36.9 3.2 | 252 27 25.2 8.1 7 300 9480 255 45 43.5 11.6 | 243 36 31.8 16.5 8 250 10690 255 57 55.1 14.8 | 246 48 43.4 19.6 9 202 12048 260 63 62.0 10.9 | 253 53 50.4 15.8 10 201 12079 260 65 64.0 11.3 | 253 55 52.4 16.2 11 200 12110 260 64 63.0 11.1 | 253 54 51.4 16.0 12 150 13900 270 58 58.0 -0.0 | 264 47 46.4 4.9 13 100 16440 260 59 58.1 10.2 | 252 49 46.5 15.1 14 70 18640 265 44 43.8 3.8 | 255 33 32.2 8.7 Wind Parameters Mean winds (0-6000m): 262.8 at 16.8 knts Storm direction: 292.8 at 12.6 knts Shear (0-3000m) pos: 1.8 neg: 2.2 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 96.4 deg Storm rel helicity (0-3000m) pos: 46.1 neg: -11.9 tot: 34.2 m^2/s^2 ave: 11.4 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.64 Bulk Shear: 32.81 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 ------------------------------------------------------------------------------- 500 331 4 98 10| 0.0 7.0 7.0| 9.9 -9.9 0.1 0.1 0.15| 11.0 1.7 1000 206 5 135 13| 0.0 5.0 5.0| 26.2 -11.9 14.2 14.2 0.29| 11.0 3.2 1500 245 7 145 9| 3.5 3.4 6.9| 44.6 -11.9 32.7 21.8 0.42| 11.1 4.6 2000 258 8 153 7| 2.6 2.7 5.4| 45.4 -11.9 33.5 16.7 0.42| 8.6 3.6 2500 261 10 161 7| 2.1 2.4 4.5| 45.8 -11.9 33.9 13.6 0.42| 7.1 2.9 3000 261 10 169 7| 1.8 2.2 3.9| 46.1 -11.9 34.2 11.4 0.41| 6.1 2.5 4000 261 12 183 7| 1.9 1.6 3.5| 55.9 -11.9 44.0 11.0 0.45| 5.2 2.4 5000 262 14 200 7| 2.0 1.3 3.3| 67.8 -11.9 55.9 11.2 0.47| 4.8 2.2 6000 263 17 216 9| 2.2 1.1 3.2| 79.4 -11.9 67.4 11.2 0.47| 4.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251018.12.gif