UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 9 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 1014 23 21.8 10.8 50 11.0 15.1 340 4 293.8 295.2 287.7 316.9 8.04 1 1000 143 21.0 10.0 49 11.0 14.4 305 7 294.1 295.5 287.6 316.4 7.72 2 925 820 14.4 6.4 59 8.0 9.9 275 9 294.0 295.2 286.4 312.9 6.52 3 850 1518 7.8 2.8 71 5.0 5.2 275 11 294.3 295.3 285.4 310.4 5.51 4 809 1924 4.8 0.0 71 4.8 2.5 284 14 295.3 296.2 285.0 309.2 4.73 5 725 2809 -0.9 -4.6 76 3.7 -2.5 304 22 298.5 299.2 285.2 309.8 3.75 6 714 2931 0.0 -5.0 69 5.0 -2.2 306 23 300.8 301.5 286.0 312.0 3.69 7 700 3090 -0.9 -6.9 64 6.0 -3.4 310 24 301.5 302.1 285.8 311.5 3.25 8 646 3730 -2.5 -11.5 50 9.0 -5.9 312 28 306.7 307.1 286.9 314.4 2.45 9 576 4635 -6.1 -32.1 11 26.0 -11.9 316 33 312.7 312.8 286.8 314.3 0.45 10 559 4870 -7.3 -27.3 19 20.0 -12.3 317 35 314.0 314.1 287.6 316.5 0.73 11 500 5730 -13.5 -26.5 33 13.0 -16.6 320 40 316.6 316.7 288.6 319.6 0.88 12 496 5791 -13.9 -26.9 32 13.0 -17.0 319 40 316.8 317.0 288.6 319.8 0.85 13 436 6753 -22.3 -34.3 33 12.0 -24.2 308 47 318.1 318.2 288.6 319.8 0.48 14 400 7380 -26.1 -37.1 35 11.0 -27.6 300 51 321.1 321.1 289.5 322.5 0.40 15 381 7731 -28.1 -47.1 15 19.0 -29.9 302 54 322.9 323.0 289.8 323.5 0.14 16 315 9073 -36.5 -53.5 16 17.0 -37.5 308 65 329.3 329.3 291.6 329.6 0.08 17 300 9410 -38.7 -58.7 10 20.0 -39.6 310 68 330.8 330.8 292.0 331.0 0.05 18 250 10640 -47.3 310 73 335.7 19 229 11219 -51.6 305 73 337.7 20 222 11422 -53.1 305 70 338.4 21 215 11630 -52.3 303 67 342.8 22 200 12100 -53.1 300 60 348.7 23 164 13372 -54.1 286 54 367.4 24 150 13940 -56.7 280 51 372.4 25 131 14795 -58.9 280 42 383.2 26 100 16480 -61.7 280 23 408.5 27 78 18020 -61.7 235 20 438.6 28 70 18690 -61.9 215 19 452.0 29 62 19444 -61.3 256 14 469.3 30 50 20790 -58.9 330 5 504.7 31 42 21884 -58.1 320 7 532.5 32 30 24010 -56.3 300 10 591.2 33 26 24917 -56.7 305 13 614.7 34 20 26580 -56.5 315 19 663.2 35 18 27256 -55.3 302 19 687.3 36 10 31110 -45.7 230 19 849.0 37 6.4 34111 -41.5 982.3 38 5.9 34665 -39.7 1013.3 39 5.8 34782 -39.1 1020.9 TRP 222 11422 -53.1 305 70 338.4 WND 229 11219 -51.6 305 73 337.7 Sounding variables and indices 1000-500 mb thick: 5587.00 m Freezing level: 738.26 mb = 2669.29 m = 8757.40 ft Freezing level: 714.00 mb = 2931.48 m = 9617.60 ft Freezing level: 714.00 mb = 2931.48 m = 9617.60 ft Wetbulb zero: 767.16 mb = 2352.56 m = 7718.27 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 50.45 % Est. max temperature: 22.30 C = 72.13 F Sfc-Lift cond lev (LCL): 861.66 mb = 1405.50 m = 4611.17 ft T: 8.86 C 700-500 lapse rate: 4.77 C/km ThetaE index: 7.66 C Layer 1000.0- 725.0 mb Conv cond level (CCL): 825.98 mb = 1753.25 m = 5752.08 ft Mean mixing ratio: 7.15 g/kg Conv temperature: 22.93 C = 73.27 F Cap Strength: 5.98 C Lifted Index: 5.93 C Risk: None Lifted Index @300 mb: 11.73 C Lifted Index @700 mb: 0.96 C Showalter Index: 8.57 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 16.30 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 95.60 Risk: None Energy Index: 1.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.27 J/kg Max Up Vert Vel: 4.75 m/s Conv Inhibition (B-): 7.46 J/kg Cap Strength: 5.96 C Lift Cond Lev (LCL): 836.10 mb = 1653.30 m = 5424.14 ft Lev Free Conv (LFC): 801.10 mb = 2002.93 m = 6571.20 ft Equ Level (EL): 711.10 mb = 2964.06 m = 9724.49 ft B at Equ Level: 8.10 J/kg Max Parcel Lev (MPL): 691.10 mb = 3192.01 m = 10472.35 ft Wind level data Storm motion: 340 at 17 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 1014 23 340 4 1.4 -3.8 | 160 13 -4.5 12.6 1 1000 143 305 7 5.7 -4.0 | 179 12 -0.1 12.3 2 925 820 275 9 9.0 -0.8 | 191 16 3.1 15.5 3 850 1518 275 11 11.0 -1.0 | 198 16 5.1 15.4 4 700 3090 310 24 18.4 -15.4 | 266 13 12.5 0.9 5 500 5730 320 40 25.7 -30.6 | 306 24 19.8 -14.3 6 400 7380 300 51 44.2 -25.5 | 283 39 38.3 -9.2 7 300 9410 310 68 52.1 -43.7 | 301 54 46.2 -27.4 8 250 10640 310 73 55.9 -46.9 | 301 59 50.1 -30.6 9 229 11219 305 73 59.8 -41.9 | 295 60 53.9 -25.5 10 222 11422 305 70 57.3 -40.2 | 295 57 51.5 -23.8 11 200 12100 300 60 52.0 -30.0 | 287 48 46.1 -13.7 12 150 13940 280 51 50.2 -8.9 | 260 45 44.4 7.5 13 100 16480 280 23 22.7 -4.0 | 234 21 16.8 12.3 14 70 18690 215 19 10.9 15.6 | 189 32 5.0 31.9 15 50 20790 330 5 2.5 -4.3 | 164 12 -3.4 12.0 16 30 24010 300 10 8.7 -5.0 | 194 12 2.8 11.3 17 20 26580 315 19 13.4 -13.4 | 249 8 7.6 2.9 18 10 31110 230 19 14.6 12.2 | 197 30 8.7 28.5 Wind Parameters Mean winds (0-6000m): 310.2 at 23.1 knts Storm direction: 340.2 at 17.3 knts Shear (0-3000m) pos: 2.8 neg: 1.5 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 101.8 deg Storm rel helicity (0-3000m) pos: 90.9 neg: 0.0 tot: 90.9 m^2/s^2 ave: 30.3 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.32 Bulk Shear: 34.89 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 ------------------------------------------------------------------------------- 500 300 7 181 13| 0.0 6.7 6.7| 20.3 0.0 20.3 40.7 0.88| 7.1 6.3 1000 287 8 187 14| 0.0 4.5 4.5| 26.4 0.0 26.4 26.4 0.79| 5.0 3.9 1500 282 9 191 15| 0.5 3.0 3.5| 32.5 0.0 32.5 21.7 0.81| 3.8 3.1 2000 282 10 195 15| 1.6 2.2 3.8| 51.8 0.0 51.8 25.9 0.86| 4.1 3.5 2500 286 11 201 14| 2.3 1.8 4.1| 71.1 0.0 71.1 28.4 0.89| 4.4 3.9 3000 293 13 209 13| 2.8 1.5 4.3| 90.9 0.0 90.9 30.3 0.91| 4.7 4.2 4000 301 16 226 11| 3.0 1.1 4.1|111.2 0.0 111.2 27.8 0.89| 4.4 3.9 5000 306 20 245 11| 3.0 0.9 3.9|132.6 0.0 132.6 26.5 0.86| 4.1 3.6 6000 310 23 263 12| 2.8 1.0 3.8|149.8 -13.2 136.6 22.8 0.74| 4.1 3.0 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251009.12.gif