UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for LT030... Searching the city database file for: LT030 ... Date:1200Z 12 DEC 25 Station: LT030 WMO ident: 17030 Latitude: 41.28 Longitude: 36.30 ------------------------------------------------------------------------------- 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 4 15.0 3.0 44 12.0 8.9 225 3 286.7 287.5 281.3 299.9 4.66 1 1000 154 13.8 3.8 51 10.0 8.7 225 15 287.0 287.8 281.8 301.2 5.02 2 925 813 7.6 1.6 66 6.0 4.7 245 12 287.1 287.9 281.4 300.3 4.64 3 850 1494 1.0 -1.4 84 2.4 -0.0 270 16 287.2 287.9 280.8 298.8 4.06 4 837 1618 0.6 -3.4 75 4.0 -1.1 275 16 288.0 288.7 280.6 298.3 3.55 5 835 1637 0.6 -4.0 71 4.6 -1.3 276 16 288.2 288.8 280.5 298.1 3.40 6 734 2665 -3.3 -16.3 36 13.0 -7.3 319 18 294.8 295.1 281.0 299.3 1.46 7 730 2708 -3.5 -9.5 63 6.0 -5.7 321 18 295.0 295.5 282.5 302.7 2.55 8 700 3038 -6.7 -8.4 88 1.7 -7.3 335 19 295.1 295.6 282.9 303.7 2.90 9 676 3310 -7.7 -8.7 93 1.0 -8.1 331 20 296.9 297.4 283.7 305.8 2.93 10 664 3450 -7.5 -9.5 86 2.0 -8.2 329 21 298.7 299.2 284.2 307.2 2.80 11 624 3932 -10.1 -18.1 52 8.0 -12.4 321 23 301.0 301.3 283.7 305.7 1.47 12 615 4044 -11.1 -18.1 56 7.0 -13.0 320 24 301.1 301.4 283.7 305.9 1.49 13 542 5001 -18.7 -23.1 68 4.4 -19.7 305 28 303.2 303.4 284.1 306.7 1.10 14 528 5196 -19.5 -26.5 54 7.0 -20.9 301 29 304.5 304.6 284.2 307.2 0.83 15 505 5526 -20.9 -30.9 40 10.0 -22.6 296 31 306.7 306.8 284.8 308.6 0.58 16 500 5600 -21.5 -30.5 44 9.0 -23.0 295 31 306.8 306.9 284.9 308.9 0.60 17 404 7130 -33.9 -40.9 49 7.0 -34.5 285 40 310.0 310.1 285.7 311.0 0.26 18 400 7200 -34.5 -41.5 49 7.0 -35.1 285 40 310.2 310.2 285.7 311.0 0.25 19 371 7723 -37.9 -42.9 59 5.0 -38.3 285 47 312.4 312.4 286.5 313.2 0.23 20 308 8985 -46.3 -51.3 57 5.0 -46.5 285 63 317.7 317.7 288.1 318.1 0.11 21 300 9160 -47.5 -52.5 56 5.0 -47.7 285 60 318.4 318.4 288.3 318.8 0.10 22 273 9778 -51.1 -57.1 49 6.0 -51.2 280 56 321.9 321.9 289.4 322.1 0.06 23 265 9972 -51.1 -58.1 43 7.0 -51.3 280 58 324.6 324.7 290.2 324.9 0.06 24 264 9996 -50.9 -57.9 43 7.0 -51.1 280 58 325.3 325.3 290.4 325.5 0.06 25 250 10350 -52.3 -60.3 38 8.0 -52.5 280 61 328.3 328.3 291.3 328.5 0.05 26 206 11592 -54.9 284 54 342.9 27 200 11780 -55.3 285 53 345.2 28 153 13494 -55.1 285 30 373.0 29 150 13620 -56.5 285 28 372.7 30 111 15514 -60.5 289 29 398.8 31 100 16160 -63.7 290 29 404.7 32 86 17082 -64.7 309 25 420.5 33 82 17373 -64.3 315 24 427.1 34 70 18340 -64.3 335 20 446.8 35 50 20390 -66.1 325 25 487.7 36 48 20638 -64.7 496.8 37 39 21910 -63.3 530.7 38 36 22405 -60.9 549.2 TRP 273 9778 -51.1 -57.1 49 6.0 -51.2 280 56 321.9 321.9 289.4 322.1 0.06 WND 308 8985 -46.3 -51.3 57 5.0 -46.5 285 63 317.7 317.7 288.1 318.1 0.11 Sounding variables and indices 1000-500 mb thick: 5446.00 m Freezing level: 819.46 mb = 1795.19 m = 5889.65 ft Wetbulb zero: 850.61 mb = 1488.19 m = 4882.45 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 63.60 % Est. max temperature: 15.50 C = 59.90 F Sfc-Lift cond lev (LCL): 849.44 mb = 1499.34 m = 4919.03 ft T: 0.98 C 700-500 lapse rate: 5.78 C/km ThetaE index: 3.11 C Layer 925.0- 734.0 mb Conv cond level (CCL): 845.12 mb = 1540.22 m = 5053.17 ft Mean mixing ratio: 4.82 g/kg Conv temperature: 15.83 C = 60.49 F Cap Strength: 6.97 C Lifted Index: 7.02 C Risk: None Lifted Index @300 mb: 12.66 C Lifted Index @700 mb: 2.36 C Showalter Index: 8.30 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.10 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 63.00 Risk: None Energy Index: 2.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.87 J/kg Max Up Vert Vel: 1.32 m/s Conv Inhibition (B-): 30035.28 J/kg Cap Strength: 6.98 C Lift Cond Lev (LCL): 851.65 mb = 1478.34 m = 4850.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 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 1018 4 225 3 2.1 2.1 | 159 17 -6.1 15.4 1 1000 154 225 15 10.6 10.6 | 186 24 2.4 23.9 2 925 813 245 12 10.9 5.1 | 188 19 2.7 18.4 3 850 1494 270 16 16.0 -0.0 | 210 15 7.8 13.3 4 700 3038 335 19 8.0 -17.2 | 2 4 -0.1 -3.9 5 500 5600 295 31 28.1 -13.1 | 269 20 19.9 0.2 6 400 7200 285 40 38.6 -10.4 | 264 31 30.5 2.9 7 308 8985 285 63 60.9 -16.3 | 273 53 52.7 -3.0 8 300 9160 285 60 58.0 -15.5 | 273 50 49.8 -2.2 9 273 9778 280 56 55.1 -9.7 | 266 47 47.0 3.6 10 250 10350 280 61 60.1 -10.6 | 267 52 51.9 2.7 11 200 11780 285 53 51.2 -13.7 | 271 43 43.0 -0.4 12 150 13620 285 28 27.0 -7.2 | 252 20 18.9 6.0 13 100 16160 290 29 27.3 -9.9 | 260 19 19.1 3.4 14 70 18340 335 20 8.5 -18.1 | 357 5 0.3 -4.8 15 50 20390 325 25 14.3 -20.5 | 319 9 6.2 -7.2 Wind Parameters Mean winds (0-6000m): 298.4 at 20.8 knts Storm direction: 328.4 at 15.6 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -162.6 deg Storm rel helicity (0-3000m) pos: 109.8 neg: 0.0 tot: 109.8 m^2/s^2 ave: 36.6 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 54.00 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 ------------------------------------------------------------------------------- 500 229 13 184 22| 10.8 0.0 10.8| 52.7 0.0 52.7 105.5 0.70| 14.9 10.5 1000 236 13 186 21| 5.4 0.0 5.4| 62.2 0.0 62.2 62.2 0.64| 9.7 6.2 1500 246 13 192 19| 4.8 0.0 4.8| 83.8 0.0 83.8 55.8 0.70| 8.4 5.8 2000 256 14 198 18| 4.1 0.0 4.1| 96.3 0.0 96.3 48.2 0.68| 7.8 5.3 2500 267 15 205 16| 3.7 0.0 3.7|104.1 0.0 104.1 41.6 0.66| 7.6 5.1 3000 279 15 213 13| 3.4 0.0 3.4|109.8 0.0 109.8 36.6 0.70| 7.5 5.3 4000 296 17 229 9| 2.6 0.9 3.5|109.8 -7.8 102.1 25.5 0.50| 6.6 3.3 5000 300 19 244 9| 2.1 1.5 3.6|109.8 -22.9 86.9 17.4 0.35| 6.1 2.1 6000 298 21 251 11| 1.7 1.9 3.7|109.8 -39.6 70.2 11.7 0.25| 5.8 1.5 Wrote GIF file: /home/apache/climate/data/raob//LT030/skewt/LT030.skewt.20251212.12.gif