UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 3 DEC 25 Station: X4172 WMO ident: 34172 Latitude: 51.57 Longitude: 46.03 ------------------------------------------------------------------------------- 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 1010 164 0.6 -1.6 85 2.2 -0.3 355 9 273.0 273.5 272.3 282.1 3.36 1 1000 244 -0.9 -4.3 78 3.4 -2.1 340 7 272.2 272.7 271.0 279.8 2.77 2 990 324 -2.3 -4.7 84 2.4 -3.1 339 7 271.6 272.1 270.5 279.0 2.72 3 933 795 -4.9 -6.8 87 1.9 -5.5 336 9 273.6 274.0 271.4 280.4 2.46 4 925 863 -2.5 -4.6 85 2.1 -3.3 335 9 276.8 277.2 273.9 284.9 2.93 5 910 993 0.2 -2.9 80 3.1 -1.0 334 8 280.8 281.4 276.8 290.3 3.39 6 850 1540 0.0 -7.0 59 7.0 -2.6 330 3 286.1 286.6 278.6 293.9 2.66 7 785 2175 -0.7 -15.7 31 15.0 -5.4 350 6 292.0 292.2 279.7 296.4 1.43 8 700 3081 -5.9 -21.9 27 16.0 -10.0 20 11 296.0 296.1 280.8 299.0 0.95 9 633 3858 -10.7 -23.7 33 13.0 -13.7 24 11 299.1 299.3 282.2 302.0 0.89 10 511 5461 -22.3 -34.3 33 12.0 -24.0 34 11 304.0 304.0 283.5 305.4 0.41 11 500 5620 -24.1 -35.1 36 11.0 -25.6 35 11 303.7 303.7 283.4 305.0 0.39 12 400 7210 -37.3 -43.3 54 6.0 -37.7 25 7 306.5 306.6 284.3 307.3 0.21 13 396 7279 -38.1 -44.1 53 6.0 -38.5 24 7 306.4 306.4 284.2 307.0 0.19 14 300 9130 -52.9 -58.9 48 6.0 -53.0 10 15 310.8 310.8 285.7 311.0 0.05 15 280 9570 -57.1 -63.1 46 6.0 -57.2 4 17 310.9 310.9 285.7 311.0 0.03 16 250 10280 -61.1 -67.1 45 6.0 -61.2 355 21 315.2 315.2 287.2 315.3 0.02 17 230 10793 -64.1 -70.1 44 6.0 -64.1 345 19 318.3 318.3 288.2 318.3 0.01 18 200 11650 -62.1 -68.1 44 6.0 -62.1 340 13 334.4 334.4 292.9 334.5 0.02 19 181 12268 -62.3 -68.3 44 6.0 -62.4 326 12 343.8 343.8 295.3 343.9 0.02 20 151 13398 -58.9 -66.9 35 8.0 -59.0 301 9 367.9 367.9 300.2 368.0 0.03 21 150 13440 -59.1 -67.1 35 8.0 -59.2 300 9 368.3 368.3 300.3 368.4 0.03 22 120 14826 -62.5 -71.5 29 9.0 -62.6 297 13 386.3 386.3 303.2 386.4 0.02 23 100 15950 -62.5 -72.5 25 10.0 -62.7 295 17 407.0 407.0 306.2 407.1 0.02 24 90 16597 -64.3 -74.3 24 10.0 -64.4 291 17 415.8 415.8 307.2 415.9 0.02 25 75 17715 -62.9 -74.9 18 12.0 -63.1 283 17 441.0 441.0 310.0 441.1 0.02 26 70 18140 -63.1 -75.1 18 12.0 -63.3 280 17 449.4 449.4 310.8 449.5 0.02 27 50 20190 -66.9 -79.9 14 13.0 -67.1 280 25 485.8 485.8 313.9 485.9 0.01 28 42 21240 -67.5 -80.5 14 13.0 -67.7 282 28 509.2 509.2 315.6 509.3 0.01 29 30 23250 -70.3 -84.3 11 14.0 -70.5 285 35 553.0 553.0 318.3 553.1 0.01 30 23 24822 -72.5 -86.5 10 14.0 -72.7 288 44 590.2 590.2 320.2 590.2 0.01 31 20 25640 -74.9 -88.9 10 14.0 -75.1 290 48 606.9 606.9 320.9 606.9 0.01 32 14 27686 -79.7 -92.7 10 13.0 -79.8 655.8 655.8 322.9 655.8 0.00 33 13 28107 -79.0 -92.0 10 13.0 -79.2 285 68 672.2 672.2 323.5 672.2 0.01 34 12 28563 -78.3 -91.3 10 13.0 -78.5 690.3 690.3 324.1 690.4 0.01 TRP 230 10793 -64.1 -70.1 44 6.0 -64.1 345 19 318.3 318.3 288.2 318.3 0.01 WND 13 28107 -79.0 -92.0 10 13.0 -79.2 285 68 672.2 672.2 323.5 672.2 0.01 Sounding variables and indices 1000-500 mb thick: 5376.00 m Freezing level: 1006.00 mb = 196.26 m = 643.89 ft Freezing level: 911.11 mb = 983.76 m = 3227.52 ft Freezing level: 850.00 mb = 1540.00 m = 5052.43 ft Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 44.50 % Est. max temperature: 12.89 C = 55.20 F Sfc-Lift cond lev (LCL): 975.87 mb = 438.35 m = 1438.14 ft T: -2.93 C 700-500 lapse rate: 7.17 C/km ThetaE index: 3.06 C Layer 1000.0- 933.0 mb Conv cond level (CCL): 639.15 mb = 3783.36 m = 12412.46 ft Mean mixing ratio: 2.75 g/kg Conv temperature: 26.52 C = 79.74 F Cap Strength: 19.22 C Lifted Index: 18.83 C Risk: None Lifted Index @300 mb: 20.91 C Lifted Index @700 mb: 15.82 C Showalter Index: 9.28 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 17.10 C K Index: 1.10 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 2.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.33 J/kg Max Up Vert Vel: 7.39 m/s Conv Inhibition (B-): 57153.53 J/kg Cap Strength: 19.19 C Lift Cond Lev (LCL): 924.54 mb = 866.99 m = 2844.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 46 at 7 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 1010 164 355 9 0.8 -9.0 | 307 7 5.7 -4.3 1 1000 244 340 7 2.4 -6.6 | 285 8 7.3 -1.9 2 925 863 335 9 3.8 -8.2 | 292 9 8.7 -3.5 3 850 1540 330 3 1.5 -2.6 | 252 7 6.4 2.1 4 700 3081 20 11 -3.8 -10.3 | 348 6 1.2 -5.7 5 500 5620 35 11 -6.3 -9.0 | 18 5 -1.4 -4.3 6 400 7210 25 7 -3.0 -6.3 | 310 3 2.0 -1.7 7 300 9130 10 15 -2.6 -14.8 | 347 10 2.3 -10.1 8 250 10280 355 21 1.8 -20.9 | 337 18 6.7 -16.2 9 230 10793 345 19 4.9 -18.4 | 324 17 9.8 -13.7 10 200 11650 340 13 4.4 -12.2 | 309 12 9.4 -7.5 11 150 13440 300 9 7.8 -4.5 | 269 13 12.7 0.2 12 100 15950 295 17 15.4 -7.2 | 277 20 20.3 -2.5 13 70 18140 280 17 16.7 -3.0 | 265 22 21.7 1.7 14 50 20190 280 25 24.6 -4.3 | 269 30 29.5 0.3 15 30 23250 285 35 33.8 -9.1 | 276 39 38.7 -4.4 16 20 25640 290 48 45.1 -16.4 | 283 51 50.0 -11.7 Wind Parameters Mean winds (0-6000m): 16.4 at 9.0 knts Storm direction: 46.4 at 6.8 knts Shear (0-3000m) pos: 1.4 neg: 0.7 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 42.3 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -16.1 tot: 2.1 m^2/s^2 ave: 0.7 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.05 Bulk Shear: 3.87 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 ------------------------------------------------------------------------------- 500 340 8 289 8| 0.0 2.9 2.9| 1.6 -5.4 -3.8 -7.7 -0.50| 4.4 -2.2 1000 337 8 288 8| 0.0 2.0 2.0| 2.2 -10.4 -8.2 -8.2 -0.53| 3.9 -2.1 1500 336 7 281 8| 0.9 1.4 2.3| 3.2 -16.1 -12.9 -8.6 -0.57| 3.9 -2.2 2000 338 6 279 7| 0.5 1.0 1.5| 8.1 -16.1 -8.0 -4.0 -0.25| 3.7 -0.9 2500 345 7 284 7| 1.0 0.8 1.8| 13.3 -16.1 -2.8 -1.1 -0.01| 3.6 -0.1 3000 355 7 293 6| 1.4 0.7 2.1| 18.2 -16.1 2.1 0.7 0.14| 3.6 0.5 4000 5 8 308 5| 1.1 0.5 1.6| 19.6 -16.1 3.5 0.9 0.18| 2.8 0.5 5000 12 9 320 5| 1.0 0.4 1.4| 20.9 -16.1 4.8 1.0 0.22| 2.4 0.5 6000 16 9 329 5| 0.8 0.4 1.3| 21.5 -17.2 4.3 0.7 0.18| 2.2 0.4 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251203.12.gif