UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 26 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 1008 20 23.8 7.8 36 16.0 14.4 165 8 296.3 297.5 287.3 315.5 6.59 1 1000 89 23.2 5.2 31 18.0 13.1 235 10 296.4 297.4 286.2 312.6 5.54 2 925 769 16.8 2.8 39 14.0 9.3 220 11 296.5 297.4 285.8 311.4 5.06 3 850 1473 10.2 -0.8 46 11.0 4.8 150 11 296.8 297.6 285.1 309.4 4.24 4 848 1493 10.2 -0.8 46 11.0 4.8 149 11 297.0 297.8 285.2 309.7 4.25 5 739 2618 1.2 -9.8 44 11.0 -3.1 118 11 299.1 299.6 284.1 306.7 2.46 6 700 3052 -2.1 -13.1 43 11.0 -6.0 105 11 300.2 300.5 284.0 306.4 1.99 7 679 3294 -2.7 -15.7 36 13.0 -7.0 118 11 302.1 302.4 284.3 307.4 1.66 8 677 3318 -2.9 -17.9 30 15.0 -7.5 119 11 302.1 302.4 284.0 306.6 1.38 9 583 4487 -10.9 -32.9 14 22.0 -15.1 184 12 306.0 306.1 284.4 307.4 0.41 10 560 4796 -13.1 -24.1 39 11.0 -15.7 201 12 307.0 307.1 285.4 310.2 0.97 11 508 5532 -18.9 -28.9 41 10.0 -20.8 243 13 308.6 308.7 285.7 310.9 0.69 12 500 5650 -19.9 -30.9 37 11.0 -21.8 250 13 308.8 308.9 285.6 310.8 0.58 13 450 6424 -24.5 -57.5 3 33.0 -26.9 262 25 312.4 312.4 286.2 312.6 0.04 14 419 6940 -28.7 -63.7 2 35.0 -30.6 270 33 313.5 313.5 286.6 313.6 0.02 15 400 7270 -31.7 275 38 313.8 16 380 7633 -33.3 277 43 316.3 17 303 9193 -43.9 285 64 322.6 18 300 9260 -44.5 285 65 322.6 19 258 10256 -51.3 285 68 326.8 20 250 10460 -52.3 285 68 328.3 21 222 11224 -54.5 285 70 336.3 22 217 11370 -54.8 285 70 337.9 23 200 11890 -56.1 290 52 343.9 24 150 13720 -57.3 285 44 371.4 25 144 13979 -55.7 285 42 378.5 26 100 16300 -56.3 285 22 418.9 27 91 16895 -58.5 280 23 426.0 28 70 18540 -59.1 265 27 457.9 29 64 19103 -58.7 244 25 470.7 30 53 20286 -59.5 199 20 494.9 31 50 20650 -59.9 185 19 502.3 32 36 22709 -57.7 269 20 557.5 33 30 23870 -53.3 315 20 599.3 34 27 24551 -54.1 294 19 615.4 35 20 26490 -53.3 235 16 673.0 36 15 28357 -50.5 241 22 740.0 37 10 31040 -44.3 250 30 854.2 38 8.3 32307 -37.7 926.9 TRP 258 10256 -51.3 285 68 326.8 WND 217 11370 -54.8 285 70 337.9 Sounding variables and indices 1000-500 mb thick: 5561.00 m Freezing level: 724.82 mb = 2775.97 m = 9107.42 ft Wetbulb zero: 781.27 mb = 2163.12 m = 7096.78 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 36.37 % Est. max temperature: 24.33 C = 75.79 F Sfc-Lift cond lev (LCL): 795.72 mb = 2013.19 m = 6604.87 ft T: 6.04 C 700-500 lapse rate: 6.85 C/km ThetaE index: 6.09 C Layer 1000.0- 848.0 mb Conv cond level (CCL): 724.98 mb = 2771.43 m = 9092.52 ft Mean mixing ratio: 5.30 g/kg Conv temperature: 27.04 C = 80.67 F Cap Strength: 2.17 C Lifted Index: 1.17 C Risk: Showers probable Lifted Index @300 mb: 7.80 C Lifted Index @700 mb: 1.04 C Showalter Index: 2.76 C Risk: Showers probable Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 19.10 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 39.00 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.55 J/kg Max Up Vert Vel: 1.05 m/s Conv Inhibition (B-): 49039.59 J/kg Cap Strength: 2.17 C Lift Cond Lev (LCL): 757.41 mb = 2416.94 m = 7929.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 211 at 9 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 1008 20 165 8 -2.1 7.7 | 92 7 -6.6 0.2 1 1000 89 235 10 8.2 5.7 | 296 4 3.6 -1.7 2 925 769 220 11 7.1 8.4 | 249 3 2.5 0.9 3 850 1473 150 11 -5.5 9.5 | 102 10 -10.1 2.0 4 700 3052 105 11 -10.6 2.8 | 73 16 -15.2 -4.6 5 500 5650 250 13 12.2 4.4 | 292 8 7.7 -3.0 6 400 7270 275 38 37.9 -3.3 | 288 35 33.3 -10.8 7 300 9260 285 65 62.8 -16.8 | 293 63 58.2 -24.3 8 258 10256 285 68 65.7 -17.6 | 292 66 61.1 -25.1 9 250 10460 285 68 65.7 -17.6 | 292 66 61.1 -25.1 10 217 11370 285 70 67.6 -18.1 | 292 68 63.1 -25.6 11 200 11890 290 52 48.9 -17.8 | 300 51 44.3 -25.3 12 150 13720 285 44 42.5 -11.4 | 296 42 37.9 -18.9 13 100 16300 285 22 21.3 -5.7 | 308 21 16.7 -13.2 14 70 18540 265 27 26.9 2.4 | 283 23 22.3 -5.1 15 50 20650 185 19 1.7 18.9 | 166 12 -2.9 11.4 16 30 23870 315 20 14.1 -14.1 | 336 24 9.6 -21.6 17 20 26490 235 16 13.1 9.2 | 259 9 8.5 1.7 18 10 31040 250 30 28.2 10.3 | 263 24 23.6 2.8 Wind Parameters Mean winds (0-6000m): 181.4 at 11.7 knts Storm direction: 211.4 at 8.8 knts Shear (0-3000m) pos: 1.7 neg: 3.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -18.6 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -39.8 tot: -39.8 m^2/s^2 ave: -13.3 10^-3 m/s^2 rel: -0.84 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 9.91 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 ------------------------------------------------------------------------------- 500 227 10 282 3| 9.9 0.0 9.9| 0.0 -3.9 -3.9 -7.8 -0.97| 17.0-16.5 1000 221 11 258 2| 5.0 2.9 7.9| 0.0 -7.5 -7.5 -7.5 -0.96| 11.6-11.1 1500 205 11 178 2| 3.3 4.6 7.9| 0.0 -17.9 -17.9 -11.9 -0.87| 10.8 -9.3 2000 188 11 136 4| 2.5 4.0 6.5| 0.0 -23.6 -23.6 -11.8 -0.85| 8.8 -7.5 2500 174 11 120 7| 2.0 3.5 5.5| 0.0 -30.9 -30.9 -12.4 -0.84| 7.6 -6.4 3000 162 11 110 8| 1.7 3.2 4.9| 0.0 -39.8 -39.8 -13.3 -0.84| 6.8 -5.7 4000 153 11 103 10| 2.3 2.4 4.7| 28.7 -39.8 -11.1 -2.8 -0.50| 6.5 -3.2 5000 163 11 112 9| 2.9 1.9 4.8| 43.3 -39.8 3.4 0.7 -0.24| 6.4 -1.6 6000 181 12 134 6| 3.3 1.6 4.9| 52.0 -43.9 8.1 1.3 -0.14| 6.5 -0.9 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250426.12.gif