UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 15 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 25 22.2 4.2 31 18.0 12.4 265 6 293.8 294.7 284.8 308.5 5.07 1 1000 187 20.0 4.0 35 16.0 11.4 330 7 293.1 294.1 284.5 308.0 5.09 2 967 479 18.0 -2.0 26 20.0 8.4 2 6 294.0 294.6 283.0 304.1 3.41 3 925 863 15.0 0.0 36 15.0 7.5 45 5 294.6 295.4 284.1 306.8 4.13 4 922 890 14.8 0.8 38 14.0 7.8 45 5 294.7 295.5 284.4 307.6 4.39 5 856 1506 12.4 -23.6 6 36.0 1.2 50 7 298.5 298.7 281.6 300.7 0.66 6 850 1564 11.8 -31.2 3 43.0 0.4 50 7 298.5 298.6 281.1 299.6 0.33 7 803 2036 8.4 -37.6 2 46.0 -2.1 34 13 299.8 299.8 281.5 300.4 0.19 8 754 2554 6.0 -5.0 45 11.0 1.0 16 19 302.6 303.3 286.5 313.3 3.49 9 726 2863 4.6 -1.4 65 6.0 1.7 5 22 304.4 305.3 288.4 318.9 4.76 10 700 3159 3.0 -2.0 70 5.0 0.5 355 26 305.8 306.7 288.8 320.3 4.72 11 671 3501 2.0 -4.0 64 6.0 -0.9 352 26 308.4 309.2 289.2 321.6 4.24 12 610 4264 -3.3 -11.3 54 8.0 -6.4 345 25 310.8 311.3 288.5 319.3 2.64 13 500 5810 -13.1 -20.1 56 7.0 -15.2 330 23 317.1 317.4 289.5 322.3 1.55 14 483 6072 -14.7 -21.7 55 7.0 -16.6 329 24 318.2 318.5 289.7 323.0 1.40 15 400 7470 -24.7 -37.7 29 13.0 -26.6 325 27 322.9 323.0 290.0 324.3 0.37 16 395 7562 -25.1 -39.1 26 14.0 -27.0 323 27 323.5 323.6 290.2 324.7 0.33 17 324 8978 -36.3 -53.3 16 17.0 -37.3 299 30 326.9 326.9 290.9 327.3 0.08 18 300 9510 -40.1 -57.1 15 17.0 -40.9 290 31 328.8 328.9 291.5 329.1 0.06 19 250 10720 -51.5 290 36 329.5 20 208 11888 -62.1 300 36 330.7 21 200 12130 -62.9 290 39 333.2 22 192 12381 -63.9 294 39 335.5 23 150 13900 -61.9 315 41 363.4 24 144 14154 -60.5 316 39 370.1 25 130 14791 -60.5 319 33 381.1 26 100 16420 -61.9 325 18 408.1 27 74 18277 -61.5 317 9 445.7 28 70 18620 -61.5 315 7 452.8 29 60 19576 -60.3 237 10 475.9 30 50 20710 -60.3 145 13 501.4 31 43 21653 -58.9 154 12 526.9 32 30 23920 -57.5 175 9 587.9 33 26 24828 -55.7 203 9 617.6 34 20 26510 -52.9 255 9 674.3 35 15 28383 -48.5 270 14 746.7 36 11 30431 -46.7 285 19 822.5 37 10 31070 -41.5 290 21 864.6 38 8.2 32423 -39.3 923.8 39 7.4 33132 -35.3 967.6 40 7.0 33519 -35.3 983.1 TRP 208 11888 -62.1 300 36 330.7 WND Sounding variables and indices 1000-500 mb thick: 5623.00 m Freezing level: 647.98 mb = 3789.11 m = 12431.30 ft Wetbulb zero: 842.82 mb = 1634.42 m = 5362.22 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 42.65 % Est. max temperature: 26.21 C = 79.19 F Sfc-Lift cond lev (LCL): 779.70 mb = 2278.40 m = 7474.96 ft T: 7.28 C 700-500 lapse rate: 6.07 C/km ThetaE index: 8.02 C Layer 856.0- 803.0 mb Conv cond level (CCL): 575.41 mb = 4717.72 m = 15477.89 ft Mean mixing ratio: 4.20 g/kg Conv temperature: 41.23 C = 106.21 F Cap Strength: 10.18 C Lifted Index: 11.61 C Risk: None Lifted Index @300 mb: 16.19 C Lifted Index @700 mb: 9.02 C Showalter Index: 15.22 C Risk: None Total Totals Index: 6.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: -18.10 C K Index: -11.30 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 4.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.30 J/kg Max Up Vert Vel: 3.55 m/s Conv Inhibition (B-): 75629.05 J/kg Cap Strength: 11.49 C Lift Cond Lev (LCL): 747.22 mb = 2627.65 m = 8620.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 20 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 1019 25 265 6 6.0 0.5 | 219 17 10.6 13.1 1 1000 187 330 7 3.5 -6.1 | 232 10 8.1 6.5 2 925 863 45 5 -3.5 -3.5 | 187 9 1.1 9.0 3 850 1564 50 7 -5.4 -4.5 | 175 8 -0.7 8.0 4 700 3159 355 26 2.3 -25.9 | 333 15 6.9 -13.4 5 500 5810 330 23 11.5 -19.9 | 295 18 16.1 -7.4 6 400 7470 325 27 15.5 -22.1 | 295 22 20.1 -9.6 7 300 9510 290 31 29.1 -10.6 | 267 34 33.8 1.9 8 250 10720 290 36 33.8 -12.3 | 270 38 38.5 0.2 9 208 11888 300 36 31.2 -18.0 | 279 36 35.8 -5.5 10 200 12130 290 39 36.6 -13.3 | 271 41 41.3 -0.8 11 150 13900 315 41 29.0 -29.0 | 296 37 33.6 -16.5 12 100 16420 325 18 10.3 -14.7 | 278 15 15.0 -2.2 13 70 18620 315 7 4.9 -4.9 | 232 12 9.6 7.6 14 50 20710 145 13 -7.5 10.6 | 173 23 -2.8 23.2 15 30 23920 175 9 -0.8 9.0 | 190 22 3.9 21.5 16 20 26510 255 9 8.7 2.3 | 222 20 13.3 14.9 17 10 31070 290 21 19.7 -7.2 | 258 25 24.4 5.3 Wind Parameters Mean winds (0-6000m): 350.3 at 17.8 knts Storm direction: 20.3 at 13.4 knts Shear (0-3000m) pos: 2.1 neg: 3.5 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 118.8 deg Storm rel helicity (0-3000m) pos: 11.0 neg: -37.7 tot: -26.7 m^2/s^2 ave: -8.9 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 18.29 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 ------------------------------------------------------------------------------- 500 333 7 228 10| 9.6 0.0 9.6| 11.0 -6.5 4.5 9.1 -0.00| 12.0 -0.0 1000 358 6 216 8| 5.6 0.0 5.6| 11.0 -14.2 -3.2 -3.2 -0.23| 8.1 -1.9 1500 19 6 201 7| 4.2 0.0 4.2| 11.0 -17.2 -6.1 -4.1 -0.29| 5.9 -1.7 2000 28 7 192 7| 3.2 1.6 4.7| 11.0 -22.8 -11.7 -5.9 -0.38| 6.0 -2.3 2500 24 9 194 5| 2.5 2.7 5.2| 11.0 -27.5 -16.5 -6.6 -0.49| 6.4 -3.1 3000 13 11 229 3| 2.1 3.5 5.7| 11.0 -37.7 -26.7 -8.9 -0.49| 6.8 -3.3 4000 2 14 294 5| 1.6 2.9 4.5| 11.0 -57.4 -46.4 -11.6 -0.53| 5.9 -3.1 5000 356 17 304 7| 1.3 2.3 3.6| 11.0 -74.8 -63.7 -12.7 -0.57| 5.2 -2.9 6000 350 18 303 9| 1.1 2.0 3.1| 11.4 -88.5 -77.1 -12.8 -0.58| 4.6 -2.7 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250415.12.gif