UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072812.upa.cvt Date: 1200Z 28 JUL 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 28 JUL 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 ------------------------------------------------------------------------------- 0 1000 -5 315 6 SFC 997 22 34.2 19.2 41 15.0 23.5 315 6 307.6 310.3 296.7 350.4 14.18 2 955 413 32.2 16.2 38 16.0 21.1 226 8 309.4 311.7 295.8 346.6 12.22 3 925 702 32.0 12.0 29 20.0 18.7 160 10 312.0 313.8 294.7 341.5 9.56 4 869 1258 28.4 9.4 30 19.0 16.1 186 13 313.9 315.5 294.4 340.5 8.55 5 850 1453 26.4 8.4 32 18.0 15.0 195 14 313.8 315.4 294.1 339.2 8.16 6 818 1791 25.2 2.2 22 23.0 11.8 193 16 316.0 317.0 292.6 333.4 5.49 7 700 3131 13.6 -4.4 28 18.0 4.4 185 26 317.5 318.3 291.8 330.3 3.94 8 657 3661 9.6 -18.4 12 28.0 -1.0 194 26 318.8 319.1 289.8 323.5 1.36 9 612 4248 7.0 -32.0 4 39.0 -4.1 205 27 322.4 322.5 289.9 324.0 0.43 10 553 5074 1.8 -42.2 2 44.0 -7.9 220 27 325.7 325.7 290.7 326.4 0.17 11 500 5880 -3.5 -46.5 2 43.0 -11.6 235 28 328.8 328.8 291.5 329.2 0.12 12 463 6481 -6.7 -47.7 2 41.0 -13.9 237 30 332.1 332.1 292.4 332.5 0.11 13 400 7600 -15.7 -54.7 2 39.0 -20.5 240 33 334.6 334.6 293.0 334.8 0.06 14 372 8144 -18.9 -56.9 2 38.0 -23.1 237 40 337.4 337.4 293.7 337.5 0.05 15 349 8619 -19.9 -56.9 2 37.0 -23.9 235 46 342.2 342.2 294.9 342.4 0.05 16 330 9033 -21.9 -58.9 2 37.0 -25.6 233 52 345.0 345.0 295.6 345.2 0.04 17 300 9730 -25.7 -61.7 2 36.0 -28.7 230 61 349.2 349.2 296.5 349.3 0.03 18 250 11030 -34.9 240 63 354.2 19 200 12550 -44.9 240 58 361.7 20 190 12892 -47.9 243 60 362.2 21 166 13774 -54.1 250 67 366.1 22 150 14420 -58.7 240 59 368.9 23 120 15802 -64.5 228 43 382.6 24 113 16166 -67.5 225 39 383.7 25 100 16900 -68.5 200 32 395.4 26 83 18011 -70.7 163 19 412.5 27 70 19030 -67.1 130 7 440.8 28 50 21080 -60.9 95 13 500.0 29 31 24109 -54.7 100 24 590.0 30 30 24320 -53.5 100 25 598.8 31 25 25503 -52.1 98 25 634.9 32 20 26960 -50.1 95 24 682.8 33 16 28432 -47.3 98 30 737.0 34 14 29324 -44.1 100 34 776.5 35 10 31590 -43.5 105 43 857.2 36 9.3 32079 -42.5 879.0 TRP 113 16166 -67.5 225 39 383.7 WND 166 13774 -54.1 250 67 366.1 Sounding variables and indices 1000-500 mb thick: 5885.00 m Freezing level: 535.00 mb = 5348.01 m = 17545.75 ft Wetbulb zero: 665.17 mb = 3558.04 m = 11673.23 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 18.45 % Est. max temperature: 40.58 C = 105.05 F Sfc-Lift cond lev (LCL): 803.43 mb = 1945.19 m = 6381.79 ft T: 23.86 C 700-500 lapse rate: 6.22 C/km ThetaE index: 26.93 C Layer 955.0- 612.0 mb Conv cond level (CCL): 651.55 mb = 3730.26 m = 12238.24 ft Mean mixing ratio: 11.37 g/kg Conv temperature: 45.84 C = 114.51 F Cap Strength: 6.20 C Lifted Index: 1.28 C Risk: Showers probable Lifted Index @300 mb: 5.39 C Lifted Index @700 mb: 4.38 C Showalter Index: 3.63 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 29.90 C Cross Totals Index: 11.90 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 156.80 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.44 J/kg Max Up Vert Vel: 7.13 m/s Conv Inhibition (B-): 680.00 J/kg Cap Strength: 6.20 C Lift Cond Lev (LCL): 736.04 mb = 2699.01 m = 8854.91 ft Lev Free Conv (LFC): 411.04 mb = 7391.80 m = 24251.01 ft Equ Level (EL): 381.04 mb = 7964.31 m = 26129.30 ft B at Equ Level: 25.17 J/kg Max Parcel Lev (MPL): 351.04 mb = 8575.91 m = 28135.85 ft Wind level data Storm motion: 233 at 16 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 ---------------------------------------------------------- 0 997 22 315 6 4.2 -4.2 | 32 16 -8.5 -13.8 1 925 702 160 10 -3.4 9.4 | 89 16 -16.2 -0.2 2 850 1453 195 14 3.6 13.5 | 113 10 -9.1 3.9 3 700 3131 185 26 2.3 25.9 | 147 19 -10.5 16.3 4 500 5880 235 28 22.9 16.1 | 238 12 10.2 6.5 5 400 7600 240 33 28.6 16.5 | 246 17 15.8 6.9 6 300 9730 230 61 46.7 39.2 | 229 45 34.0 29.6 7 250 11030 240 63 54.6 31.5 | 242 47 41.8 21.9 8 200 12550 240 58 50.2 29.0 | 243 42 37.5 19.4 9 166 13774 250 67 63.0 22.9 | 255 52 50.2 13.3 10 150 14420 240 59 51.1 29.5 | 243 43 38.3 19.9 11 113 16166 225 39 27.6 27.6 | 219 23 14.8 18.0 12 100 16900 200 32 10.9 30.1 | 175 21 -1.8 20.5 13 70 19030 130 7 -5.4 4.5 | 74 19 -18.1 -5.1 14 50 21080 95 13 -13.0 1.1 | 72 27 -25.7 -8.5 15 30 24320 100 25 -24.6 4.3 | 82 38 -37.4 -5.3 16 20 26960 95 24 -23.9 2.1 | 78 37 -36.7 -7.5 17 10 31590 105 43 -41.5 11.1 | 92 54 -54.3 1.5 Wind Parameters Mean winds (0-6000m): 203.0 at 21.3 knts Storm direction: 233.0 at 16.0 knts Shear (0-3000m) pos: 0.9 neg: 4.8 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 114.8 deg Storm rel helicity (0-3000m) pos: 67.2 neg: -2.9 tot: 64.3 m^2/s^2 ave: 21.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.66 Bulk Shear: 38.34 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 ------------------------------------------------------------------------------- 500 249 7 40 9| 0.0 13.0 13.0| 19.1 -2.9 16.2 32.5 0.50| 15.5 7.8 1000 175 9 87 14| 0.0 8.6 8.6| 32.4 -2.9 29.6 29.6 0.45| 12.8 5.8 1500 183 10 93 12| 1.8 5.7 7.5| 43.5 -2.9 40.7 27.1 0.49| 10.4 5.1 2000 187 12 100 12| 1.4 5.2 6.6| 52.3 -2.9 49.4 24.7 0.53| 8.7 4.6 2500 188 13 109 12| 1.1 4.9 6.0| 60.3 -2.9 57.5 23.0 0.53| 7.8 4.1 3000 187 15 117 12| 0.9 4.8 5.7| 67.2 -2.9 64.3 21.4 0.52| 7.1 3.7 4000 189 18 129 13| 1.5 3.6 5.1| 98.0 -2.9 95.2 23.8 0.57| 6.4 3.6 5000 195 20 142 12| 2.0 2.9 4.9|127.2 -2.9 124.4 24.9 0.62| 6.0 3.7 6000 203 21 156 11| 2.3 2.4 4.6|151.7 -2.9 148.9 24.8 0.66| 5.7 3.8 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250728.12.gif