UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 9 DEC 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 1017 22 15.2 4.2 48 11.0 9.5 5 10 287.0 287.9 281.9 301.4 5.08 1 1000 164 14.0 5.0 55 9.0 9.3 15 13 287.1 288.1 282.4 302.6 5.47 2 925 824 7.0 1.0 66 6.0 4.2 325 10 286.5 287.2 281.0 299.1 4.44 3 863 1381 2.4 -1.3 77 3.7 0.8 31 12 287.4 288.1 280.8 298.9 4.03 4 850 1502 2.0 -2.5 72 4.5 0.1 45 12 288.2 288.9 280.9 299.0 3.74 5 837 1627 3.2 -1.8 70 5.0 1.0 42 13 290.8 291.5 282.4 302.4 4.00 6 824 1754 3.8 -3.2 60 7.0 0.7 39 15 292.7 293.4 282.8 303.5 3.66 7 766 2345 1.2 -8.8 47 10.0 -2.7 24 22 296.1 296.5 283.0 303.8 2.56 8 732 2709 -2.1 -10.1 54 8.0 -5.0 14 26 296.3 296.8 282.9 303.7 2.42 9 704 3019 -3.3 -12.3 50 9.0 -6.4 6 29 298.3 298.7 283.3 304.9 2.11 10 700 3064 -1.9 -11.9 46 10.0 -5.5 5 30 300.4 300.8 284.2 307.2 2.19 11 692 3155 -1.9 -13.9 39 12.0 -6.1 5 30 301.4 301.7 284.3 307.3 1.88 12 543 5034 -15.7 -36.7 15 21.0 -19.0 9 40 306.6 306.6 284.4 307.6 0.30 13 504 5591 -20.1 -41.1 14 21.0 -22.7 10 43 307.8 307.9 284.8 308.6 0.21 14 500 5650 -20.7 -42.7 12 22.0 -23.3 10 43 307.8 307.8 284.7 308.4 0.18 15 400 7260 -33.5 -61.5 4 28.0 -34.8 5 45 311.4 311.5 285.9 311.5 0.02 16 300 9220 -48.5 10 58 317.0 17 250 10400 -56.5 355 59 322.1 18 237 10737 -59.1 355 60 323.1 19 232 10871 -58.9 353 63 325.4 20 221 11177 -57.6 350 70 331.9 21 220 11206 -57.5 350 69 332.5 22 200 11810 -56.3 340 42 343.6 23 186 12271 -57.5 336 38 348.9 24 150 13620 -61.5 325 26 364.1 25 133 14365 -61.7 318 25 376.5 26 113 15377 -60.9 308 23 396.0 27 100 16130 -64.5 300 21 403.1 28 96 16382 -62.1 302 22 412.5 29 83 17280 -63.7 308 25 426.8 30 70 18330 -62.9 315 28 449.8 31 67 18601 -61.9 312 29 457.7 32 53 20051 -62.9 294 31 487.1 33 50 20410 -63.3 290 32 494.3 34 43 21330 -62.7 517.6 35 40 21780 -56.1 545.0 36 33 22983 -60.5 564.1 37 30 23570 -62.5 574.3 38 25 24697 -61.9 606.7 39 22 25490 -60.5 633.5 40 18 26751 -56.7 682.9 41 15 27912 -54.9 725.4 42 13 28831 -52.7 763.3 43 8.3 31767 -46.9 890.7 44 6.7 33201 -42.1 967.0 TRP 237 10737 -59.1 355 60 323.1 WND 221 11177 -57.6 350 70 331.9 Sounding variables and indices 1000-500 mb thick: 5486.00 m Freezing level: 753.64 mb = 2477.46 m = 8128.06 ft Wetbulb zero: 811.66 mb = 1876.29 m = 6155.75 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 42.87 % Est. max temperature: 15.59 C = 60.06 F Sfc-Lift cond lev (LCL): 861.79 mb = 1392.35 m = 4568.03 ft T: 2.36 C 700-500 lapse rate: 7.27 C/km ThetaE index: 3.67 C Layer 925.0- 850.0 mb Conv cond level (CCL): 749.27 mb = 2522.15 m = 8274.68 ft Mean mixing ratio: 4.96 g/kg Conv temperature: 24.49 C = 76.09 F Cap Strength: 7.77 C Lifted Index: 7.64 C Risk: None Lifted Index @300 mb: 11.54 C Lifted Index @700 mb: 7.02 C Showalter Index: 8.93 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 18.20 C K Index: 10.20 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 2.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.29 J/kg Max Up Vert Vel: 0.76 m/s Conv Inhibition (B-): 66405.83 J/kg Cap Strength: 7.72 C Lift Cond Lev (LCL): 859.10 mb = 1417.17 m = 4649.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 39 at 20 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 1017 22 5 10 -0.9 -10.0 | 244 13 11.9 5.7 1 1000 164 15 13 -3.4 -12.6 | 252 10 9.4 3.1 2 925 824 325 10 5.7 -8.2 | 248 20 18.5 7.5 3 850 1502 45 12 -8.5 -8.5 | 211 8 4.3 7.2 4 700 3064 5 30 -2.6 -29.9 | 324 17 10.2 -14.2 5 500 5650 10 43 -7.5 -42.3 | 349 27 5.3 -26.7 6 400 7260 5 45 -3.9 -44.8 | 343 30 8.9 -29.1 7 300 9220 10 58 -10.1 -57.1 | 356 42 2.7 -41.4 8 250 10400 355 59 5.1 -58.8 | 337 47 17.9 -43.1 9 237 10737 355 60 5.2 -59.8 | 338 48 18.0 -44.1 10 221 11177 350 70 12.2 -68.9 | 335 59 24.9 -53.3 11 200 11810 340 42 14.4 -39.5 | 311 36 27.1 -23.8 12 150 13620 325 26 14.9 -21.3 | 281 28 27.7 -5.6 13 100 16130 300 21 18.2 -10.5 | 261 31 31.0 5.2 14 70 18330 315 28 19.8 -19.8 | 277 33 32.6 -4.1 15 50 20410 290 32 30.1 -10.9 | 264 43 42.8 4.7 Wind Parameters Mean winds (0-6000m): 9.2 at 27.0 knts Storm direction: 39.2 at 20.2 knts Shear (0-3000m) pos: 1.9 neg: 4.0 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 80.4 deg Storm rel helicity (0-3000m) pos: 21.7 neg: -27.1 tot: -5.4 m^2/s^2 ave: -1.8 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 29.95 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 5 12 252 12| 0.0 3.6 3.6| 6.2 -1.0 5.1 10.3 0.21| 8.4 1.8 1000 353 11 252 15| 0.4 1.8 2.2| 9.8 -9.0 0.8 0.8 0.05| 8.7 0.4 1500 3 11 250 13| 3.8 1.2 5.0| 9.8 -26.0 -16.2 -10.8 -0.20| 9.6 -2.0 2000 14 12 249 11| 2.9 2.1 5.0| 14.8 -26.0 -11.2 -5.6 -0.05| 8.9 -0.4 2500 16 14 256 9| 2.3 3.2 5.5| 20.5 -26.0 -5.5 -2.2 0.07| 8.7 0.6 3000 12 16 270 9| 1.9 4.0 5.9| 21.7 -27.1 -5.4 -1.8 0.06| 8.7 0.5 4000 10 20 293 10| 1.5 3.3 4.9| 39.6 -27.1 12.5 3.1 0.12| 7.2 0.9 5000 9 24 310 12| 1.5 2.7 4.2| 60.3 -27.1 33.2 6.6 0.17| 6.3 1.0 6000 9 27 322 14| 1.4 2.3 3.8| 73.6 -31.1 42.4 7.1 0.18| 5.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251209.12.gif