UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 2 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 1018 22 17.8 8.8 56 9.0 12.6 320 3 289.5 290.7 285.1 309.3 6.99 1 1000 174 16.6 4.6 45 12.0 10.2 315 7 289.8 290.7 283.4 305.0 5.32 2 946 650 12.0 3.0 54 9.0 7.4 319 10 289.7 290.6 283.0 304.1 5.02 3 925 840 10.2 0.2 50 10.0 5.4 320 11 289.7 290.5 282.1 301.8 4.19 4 870 1339 6.2 -6.8 39 13.0 1.0 324 11 290.7 291.2 280.7 298.5 2.64 5 850 1526 4.8 -5.2 48 10.0 0.6 325 11 291.2 291.7 281.4 300.2 3.05 6 822 1799 4.2 -9.8 35 14.0 -1.1 317 12 293.3 293.7 281.3 300.0 2.21 7 785 2173 3.8 -16.2 22 20.0 -2.9 307 12 296.8 297.1 281.8 301.1 1.37 8 741 2640 1.0 -22.0 16 23.0 -5.5 293 13 298.7 298.9 282.0 301.5 0.88 9 700 3095 -1.7 -29.7 10 28.0 -8.2 280 14 300.6 300.7 282.3 302.2 0.46 10 632 3900 -6.9 -39.9 5 33.0 -12.5 272 17 303.6 303.6 283.1 304.3 0.19 11 555 4903 -12.7 -40.7 8 28.0 -17.0 263 20 308.2 308.3 284.9 308.9 0.20 12 544 5056 -13.9 -34.9 15 21.0 -17.6 261 21 308.6 308.6 285.2 309.8 0.36 13 500 5690 -19.5 -34.5 25 15.0 -21.9 255 23 309.3 309.3 285.6 310.7 0.41 14 400 7310 -31.7 -50.7 14 19.0 -33.0 245 40 313.8 313.8 286.8 314.1 0.09 15 357 8105 -38.7 -51.7 24 13.0 -39.4 251 41 314.8 314.8 287.1 315.1 0.09 16 356 8124 -38.9 -52.9 21 14.0 -39.6 251 41 314.7 314.8 287.1 315.1 0.08 17 316 8934 -44.7 -52.7 40 8.0 -45.0 257 42 317.6 317.6 288.1 317.9 0.09 18 300 9280 -47.7 -55.7 39 8.0 -48.0 260 42 318.1 318.1 288.2 318.4 0.07 19 250 10460 -57.5 255 38 320.6 20 237 10796 -59.1 260 45 323.1 21 224 11148 -60.7 265 47 325.9 22 200 11850 -62.3 275 52 334.1 23 182 12435 -60.7 268 63 345.8 24 175 12680 -60.7 265 67 349.7 25 155 13435 -60.9 257 47 361.8 26 150 13640 -59.1 255 42 368.3 27 121 14988 -58.5 250 41 392.7 28 116 15252 -59.5 249 41 395.6 29 100 16180 -59.7 245 40 412.4 30 70 18420 -59.7 245 41 456.7 31 55 19933 -58.3 252 47 492.5 32 50 20530 -60.7 255 49 500.4 33 46 21050 -60.1 258 50 514.0 34 37 22400 -62.7 267 54 540.3 35 30 23700 -60.5 275 58 579.7 36 25 24840 -57.1 275 64 620.5 37 20 26250 -56.5 275 72 663.2 38 17 27275 -58.3 276 80 689.0 39 10 30640 -54.5 280 107 816.1 40 9.6 30901 -55.3 822.7 TRP 237 10796 -59.1 260 45 323.1 WND 175 12680 -60.7 265 67 349.7 Sounding variables and indices 1000-500 mb thick: 5516.00 m Freezing level: 725.81 mb = 2808.23 m = 9213.24 ft Wetbulb zero: 840.02 mb = 1622.21 m = 5322.15 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 23.33 % Est. max temperature: 19.09 C = 66.35 F Sfc-Lift cond lev (LCL): 890.00 mb = 1153.74 m = 3785.20 ft T: 7.68 C 700-500 lapse rate: 6.86 C/km ThetaE index: 10.78 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 717.30 mb = 2899.68 m = 9513.28 ft Mean mixing ratio: 5.13 g/kg Conv temperature: 28.17 C = 82.70 F Cap Strength: 7.03 C Lifted Index: 6.44 C Risk: None Lifted Index @300 mb: 9.85 C Lifted Index @700 mb: 5.25 C Showalter Index: 9.37 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 14.30 C K Index: -8.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.54 J/kg Max Up Vert Vel: 1.04 m/s Conv Inhibition (B-): 47223.83 J/kg Cap Strength: 7.04 C Lift Cond Lev (LCL): 829.22 mb = 1727.60 m = 5667.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 11 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 1018 22 320 3 1.9 -2.3 | 125 8 -6.9 4.8 1 1000 174 315 7 4.9 -4.9 | 119 4 -3.9 2.2 2 925 840 320 11 7.1 -8.4 | 54 2 -1.8 -1.3 3 850 1526 325 11 6.3 -9.0 | 53 3 -2.6 -1.9 4 700 3095 280 14 13.8 -2.4 | 226 7 4.9 4.7 5 500 5690 255 23 22.2 6.0 | 226 19 13.4 13.1 6 400 7310 245 40 36.3 16.9 | 229 36 27.4 24.0 7 300 9280 260 42 41.4 7.3 | 246 36 32.5 14.4 8 250 10460 255 38 36.7 9.8 | 239 33 27.8 16.9 9 237 10796 260 45 44.3 7.8 | 247 38 35.5 14.9 10 200 11850 275 52 51.8 -4.5 | 267 43 42.9 2.6 11 175 12680 265 67 66.7 5.8 | 257 59 57.9 13.0 12 150 13640 255 42 40.6 10.9 | 240 36 31.7 18.0 13 100 16180 245 40 36.3 16.9 | 229 36 27.4 24.0 14 70 18420 245 41 37.2 17.3 | 229 37 28.3 24.4 15 50 20530 255 49 47.3 12.7 | 243 43 38.5 19.8 16 30 23700 275 58 57.8 -5.1 | 268 49 48.9 2.1 17 20 26250 275 72 71.7 -6.3 | 269 63 62.9 0.8 18 10 30640 280 107 105.4 -18.6 | 277 97 96.5 -11.5 Wind Parameters Mean winds (0-6000m): 278.7 at 15.2 knts Storm direction: 308.7 at 11.4 knts Shear (0-3000m) pos: 0.4 neg: 2.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 103.3 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -6.2 tot: -6.2 m^2/s^2 ave: -2.1 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 3.2 stream: -1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 14.53 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 ------------------------------------------------------------------------------- 500 316 7 116 4| 0.0 6.3 6.3| 0.0 -2.3 -2.3 -4.5 -0.31| 6.3 -2.0 1000 319 9 100 3| 1.0 3.1 4.2| 0.0 -3.4 -3.4 -3.4 -0.45| 4.3 -1.9 1500 320 10 85 3| 0.8 2.1 2.9| 0.0 -3.4 -3.4 -2.3 -0.42| 3.1 -1.3 2000 320 10 78 2| 0.6 2.0 2.6| 0.0 -4.1 -4.1 -2.0 -0.45| 3.1 -1.4 2500 316 10 76 2| 0.5 2.0 2.4| 0.0 -4.8 -4.7 -1.9 -0.48| 3.2 -1.5 3000 310 11 104 0| 0.4 2.0 2.4| 0.0 -6.2 -6.2 -2.1 -0.45| 3.2 -1.5 4000 299 12 233 2| 0.3 2.0 2.3| 1.3 -6.5 -5.2 -1.3 -0.35| 3.0 -1.0 5000 288 14 234 5| 0.2 2.0 2.3| 1.3 -8.4 -7.1 -1.4 -0.31| 2.9 -0.9 6000 279 15 232 8| 0.2 2.3 2.5| 5.1 -12.1 -7.0 -1.2 -0.25| 3.0 -0.7 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251202.12.gif