UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120723.upa.cvt Date: 2300Z 7 DEC 25 Searching for LGTS... Searching the city database file for: LGTS ... Date:2300Z 7 DEC 25 Station: LGTS WMO ident: 16622 Latitude: 40.52 Longitude: 22.97 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1014 4 10.2 7.6 84 2.6 8.8 115 3 282.2 283.3 281.3 300.0 6.46 1 1000 116 12.0 6.0 67 6.0 8.8 350 6 285.1 286.2 282.0 301.6 5.86 2 978 302 10.8 6.3 74 4.5 8.4 351 6 285.8 286.8 282.5 302.9 6.12 3 925 766 9.2 3.2 66 6.0 6.2 355 7 288.7 289.6 282.8 303.6 5.21 4 910 901 8.0 3.2 72 4.8 5.6 348 8 288.8 289.8 283.0 303.9 5.29 5 873 1243 6.8 2.7 75 4.1 4.7 331 10 291.0 292.0 284.0 306.4 5.32 6 850 1462 5.2 0.3 71 4.9 2.9 320 12 291.6 292.4 283.4 304.9 4.60 7 832 1636 4.0 -2.0 65 6.0 1.3 317 12 292.1 292.8 282.9 303.7 3.97 8 786 2095 -0.5 -2.7 85 2.2 -1.4 308 10 292.1 292.8 282.9 303.7 3.99 9 713 2866 -6.3 -6.4 99 0.1 -6.4 293 8 294.0 294.6 282.9 303.8 3.32 10 700 3010 -7.3 -7.3 100 0.0 -7.3 290 8 294.4 295.0 282.9 303.8 3.15 11 670 3351 -8.5 -10.1 88 1.6 -9.1 293 8 296.8 297.2 283.3 304.8 2.65 12 649 3598 -9.9 -12.0 85 2.1 -10.6 294 8 297.9 298.3 283.4 305.1 2.35 13 600 4199 -14.5 -16.3 86 1.8 -15.0 299 8 299.3 299.7 283.4 304.9 1.78 14 571 4573 -17.5 -18.6 91 1.1 -17.8 302 7 300.1 300.4 283.4 305.0 1.54 15 536 5046 -19.5 -27.5 49 8.0 -21.0 306 7 303.2 303.3 283.7 305.6 0.75 16 529 5143 -19.7 -25.7 59 6.0 -20.9 307 7 304.1 304.2 284.2 307.0 0.89 17 516 5328 -21.1 -24.0 77 2.9 -21.7 308 7 304.6 304.8 284.6 308.0 1.06 18 500 5560 -22.9 -27.2 68 4.3 -23.7 310 7 305.1 305.3 284.5 307.8 0.82 19 481 5842 -24.7 -29.7 63 5.0 -25.5 310 8 306.3 306.4 284.8 308.6 0.68 20 410 6978 -34.5 -40.5 54 6.0 -35.0 310 10 308.0 308.0 284.9 308.9 0.27 21 400 7150 -36.1 -42.1 54 6.0 -36.5 310 10 308.1 308.1 284.9 308.9 0.24 22 311 8845 -50.1 -52.9 72 2.8 -50.2 323 21 311.5 311.5 286.0 311.9 0.09 23 300 9080 -51.3 -56.3 55 5.0 -51.4 325 23 313.0 313.1 286.5 313.3 0.06 24 289 9323 -52.3 -59.3 43 7.0 -52.5 328 24 315.0 315.0 287.1 315.2 0.04 25 261 9976 -56.9 -63.9 41 7.0 -57.0 335 27 317.5 317.5 288.0 317.6 0.03 26 250 10250 -56.5 -65.5 31 9.0 -56.6 340 30 322.1 322.1 289.4 322.2 0.02 27 229 10804 -57.3 -68.3 23 11.0 -57.5 340 30 329.0 329.0 291.5 329.1 0.02 28 216 11173 -57.1 -71.1 15 14.0 -57.3 340 30 334.9 334.9 293.0 334.9 0.01 29 200 11660 -56.3 -71.3 14 15.0 -56.5 340 30 343.6 343.6 295.2 343.7 0.01 30 162 13001 -54.3 -75.3 6 21.0 -54.6 336 31 368.3 368.3 300.2 368.4 0.01 31 150 13490 -56.9 -80.9 3 24.0 -57.2 335 32 372.0 372.0 300.9 372.1 0.00 32 100 16040 -61.9 -90.9 1 29.0 -62.1 330 26 408.1 408.1 306.3 408.1 0.00 33 77 17660 -63.3 -91.3 1 28.0 -63.6 319 27 436.9 436.9 309.6 436.9 0.00 34 70 18250 -62.1 -91.1 1 29.0 -62.4 315 28 451.5 451.5 311.0 451.5 0.00 35 51 20215 -60.5 -89.5 1 29.0 -61.0 498.1 498.1 314.8 498.1 0.00 TRP 261 9976 -56.9 -63.9 41 7.0 -57.0 335 27 317.5 317.5 288.0 317.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5444.00 m Freezing level: 791.11 mb = 2044.07 m = 6706.17 ft Wetbulb zero: 810.14 mb = 1851.11 m = 6073.14 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 79.54 % Est. max temperature: 19.27 C = 66.68 F Sfc-Lift cond lev (LCL): 974.79 mb = 329.54 m = 1081.14 ft T: 10.71 C 700-500 lapse rate: 6.12 C/km ThetaE index: 2.65 C Layer 850.0- 786.0 mb Conv cond level (CCL): 820.50 mb = 1748.63 m = 5736.91 ft Mean mixing ratio: 5.75 g/kg Conv temperature: 20.13 C = 68.23 F Cap Strength: 4.05 C Lifted Index: 4.15 C Risk: None Lifted Index @300 mb: 7.39 C Lifted Index @700 mb: 0.59 C Showalter Index: 2.69 C Risk: Showers probable Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 23.20 C K Index: 28.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 80.60 Risk: None Energy Index: 0.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.16 J/kg Max Up Vert Vel: 6.03 m/s Conv Inhibition (B-): 20685.68 J/kg Cap Strength: 4.15 C Lift Cond Lev (LCL): 890.48 mb = 1079.83 m = 3542.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 6 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 1014 4 115 3 -2.7 1.3 | 147 8 -4.7 7.1 1 1000 116 350 6 1.0 -5.9 | 85 1 -0.9 -0.1 2 925 766 355 7 0.6 -7.0 | 50 2 -1.3 -1.1 3 850 1462 320 12 7.7 -9.2 | 300 7 5.8 -3.4 4 700 3010 290 8 7.5 -2.7 | 241 6 5.6 3.1 5 500 5560 310 7 5.4 -4.5 | 249 4 3.4 1.3 6 400 7150 310 10 7.7 -6.4 | 276 6 5.7 -0.6 7 300 9080 325 23 13.2 -18.8 | 319 17 11.2 -13.0 8 261 9976 335 27 11.4 -24.5 | 333 21 9.5 -18.6 9 250 10250 340 30 10.3 -28.2 | 340 24 8.3 -22.4 10 200 11660 340 30 10.3 -28.2 | 340 24 8.3 -22.4 11 150 13490 335 32 13.5 -29.0 | 333 26 11.6 -23.2 12 100 16040 330 26 13.0 -22.5 | 327 20 11.0 -16.7 13 70 18250 315 28 19.8 -19.8 | 308 23 17.8 -14.0 Wind Parameters Mean winds (0-6000m): 311.5 at 8.2 knts Storm direction: 341.5 at 6.1 knts Shear (0-3000m) pos: 0.0 neg: 1.9 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 94.5 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -20.5 tot: -20.5 m^2/s^2 ave: -6.8 10^-3 m/s^2 rel: -0.74 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.39 Bulk Shear: 4.14 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 ------------------------------------------------------------------------------- 500 354 6 89 1| 0.0 8.8 8.8| 0.0 -4.4 -4.4 -8.8 -0.59| 10.2 -6.0 1000 353 7 58 1| 0.0 5.6 5.6| 0.0 -5.6 -5.6 -5.6 -0.65| 6.5 -4.2 1500 341 8 338 2| 0.0 5.0 5.0| 0.0 -9.9 -9.9 -6.6 -0.65| 6.2 -4.0 2000 332 9 312 3| 0.0 3.5 3.5| 0.0 -13.7 -13.7 -6.9 -0.69| 5.2 -3.6 2500 326 9 298 3| 0.0 2.5 2.5| 0.0 -17.2 -17.2 -6.9 -0.72| 4.6 -3.3 3000 322 9 288 4| 0.0 1.9 1.9| 0.0 -20.5 -20.5 -6.8 -0.74| 4.2 -3.1 4000 315 9 275 4| 0.1 1.4 1.6| 0.5 -20.5 -20.0 -5.0 -0.70| 3.3 -2.3 5000 312 8 268 4| 0.2 1.1 1.4| 0.8 -20.5 -19.6 -3.9 -0.66| 2.7 -1.8 6000 311 8 265 4| 0.2 0.9 1.2| 1.6 -20.5 -18.8 -3.1 -0.60| 2.4 -1.4 Wrote GIF file: /home/apache/climate/data/raob//LGTS/skewt/LGTS.skewt.20251207.23.gif