UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122300.upa.cvt Date: 0000Z 23 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:0000Z 23 DEC 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 1001 187 -12.3 -15.6 76 3.3 -13.0 360 3 260.8 261.0 260.1 263.8 1.13 1 1000 195 -12.5 -16.2 74 3.7 -13.3 360 3 260.6 260.8 259.9 263.6 1.08 2 925 785 -16.7 -19.9 76 3.2 -17.3 20 27 262.2 262.4 260.7 264.6 0.85 3 872 1224 -20.1 -22.2 83 2.1 -20.4 34 27 263.2 263.3 261.2 265.2 0.74 4 870 1241 -19.9 -22.0 83 2.1 -20.2 34 27 263.5 263.7 261.5 265.6 0.75 5 859 1336 -18.7 -21.1 81 2.4 -19.1 38 27 265.8 265.9 263.3 268.1 0.83 6 850 1414 -18.9 -22.4 74 3.5 -19.4 40 27 266.3 266.5 263.6 268.5 0.74 7 814 1736 -19.5 -27.5 49 8.0 -20.6 37 27 269.0 269.1 265.0 270.5 0.49 8 783 2025 -17.7 -29.7 34 12.0 -19.3 34 27 274.0 274.0 268.1 275.2 0.42 9 768 2170 -18.5 -34.5 23 16.0 -20.4 32 27 274.6 274.7 268.3 275.4 0.27 10 700 2859 -20.3 -42.3 12 22.0 -22.3 25 27 280.0 280.0 271.4 280.4 0.13 11 638 3540 -22.9 -48.9 7 26.0 -24.8 25 26 284.6 284.6 273.9 284.8 0.07 12 619 3761 -24.3 -52.3 6 28.0 -26.1 25 26 285.4 285.4 274.3 285.6 0.05 13 500 5280 -34.9 -52.9 14 18.0 -35.7 25 25 290.5 290.5 277.0 290.7 0.06 14 471 5695 -37.5 -54.5 15 17.0 -38.2 25 25 292.3 292.3 277.9 292.4 0.05 15 400 6800 -46.7 -60.7 19 14.0 -47.0 25 25 294.3 294.3 278.8 294.4 0.03 16 390 6967 -48.3 -62.3 18 14.0 -48.6 23 25 294.3 294.3 278.8 294.4 0.02 17 322 8210 -55.3 -68.3 18 13.0 -55.4 6 25 301.2 301.2 281.9 301.3 0.01 18 300 8660 -56.9 -69.9 18 13.0 -57.0 360 25 305.1 305.1 283.5 305.2 0.01 19 297 8724 -56.9 -69.9 18 13.0 -57.1 360 25 306.0 306.0 283.8 306.1 0.01 20 288 8919 -57.3 -69.3 20 12.0 -57.4 356 25 308.2 308.2 284.7 308.2 0.01 21 250 9820 -55.5 -68.5 18 13.0 -55.7 340 27 323.6 323.6 289.9 323.6 0.02 22 202 11177 -54.9 -68.9 16 14.0 -55.1 311 25 344.8 344.8 295.5 344.9 0.02 23 200 11240 -55.3 -69.3 16 14.0 -55.5 310 25 345.2 345.2 295.6 345.3 0.02 24 150 13060 -57.9 -73.9 11 16.0 -58.1 310 33 370.3 370.3 300.7 370.4 0.01 25 100 15590 -63.5 -79.5 10 16.0 -63.7 295 33 405.0 405.0 305.9 405.1 0.01 26 70 17760 -66.7 -83.7 7 17.0 -66.9 290 36 441.7 441.7 310.0 441.7 0.01 27 66 18115 -67.7 -84.7 7 17.0 -67.8 447.0 447.0 310.6 447.0 0.00 TRP 297 8724 -56.9 -69.9 18 13.0 -57.1 360 25 306.0 306.0 283.8 306.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5085.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 32.25 % Est. max temperature: -6.79 C = 19.77 F Sfc-Lift cond lev (LCL): 949.08 mb = 590.52 m = 1937.38 ft T: -15.32 C 700-500 lapse rate: 6.03 C/km ThetaE index: 0.27 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 882.35 mb = 1136.44 m = 3728.44 ft Mean mixing ratio: 0.93 g/kg Conv temperature: -10.09 C = 13.83 F Cap Strength: 18.86 C Lifted Index: 21.62 C Risk: None Lifted Index @300 mb: 28.98 C Lifted Index @700 mb: 14.95 C Showalter Index: 18.22 C Risk: None Total Totals Index: 28.50 C Risk: None Vertical Totals Index: 16.00 C Cross Totals Index: 12.50 C K Index: -28.40 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.85 J/kg Max Up Vert Vel: 3.42 m/s Conv Inhibition (B-): 30657.91 J/kg Cap Strength: 21.62 C Lift Cond Lev (LCL): 900.59 mb = 984.10 m = 3228.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 at 19 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 1001 187 360 3 -0.0 -3.0 | 245 17 15.8 7.2 1 1000 195 360 3 -0.0 -3.0 | 245 17 15.8 7.2 2 925 785 20 27 -9.2 -25.4 | 337 16 6.6 -15.1 3 850 1414 40 27 -17.4 -20.7 | 8 11 -1.6 -10.4 4 700 2859 25 27 -11.4 -24.5 | 343 15 4.4 -14.2 5 500 5280 25 25 -10.6 -22.7 | 337 13 5.2 -12.4 6 400 6800 25 25 -10.6 -22.7 | 337 13 5.2 -12.4 7 300 8660 360 25 -0.0 -25.0 | 313 22 15.8 -14.8 8 297 8724 360 25 -0.0 -25.0 | 313 22 15.8 -14.8 9 250 9820 340 27 9.2 -25.4 | 301 29 25.0 -15.1 10 200 11240 310 25 19.2 -16.1 | 279 35 35.0 -5.8 11 150 13060 310 33 25.3 -21.2 | 285 43 41.1 -11.0 12 100 15590 295 33 29.9 -13.9 | 275 46 45.7 -3.7 13 70 17760 290 36 33.8 -12.3 | 272 50 49.6 -2.1 Wind Parameters Mean winds (0-6000m): 27.0 at 25.1 knts Storm direction: 57.0 at 18.8 knts Shear (0-3000m) pos: 4.2 neg: 1.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 96.8 deg Storm rel helicity (0-3000m) pos: 118.0 neg: -18.4 tot: 99.6 m^2/s^2 ave: 33.2 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 21.82 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 15 13 280 13| 20.8 0.0 20.8| 77.0 0.0 77.0 154.0 0.97| 21.1 20.4 1000 23 20 314 11| 12.6 0.0 12.6|110.4 0.0 110.4 110.4 0.92| 15.8 14.6 1500 29 22 330 11| 8.5 0.0 8.5|118.0 -2.4 115.6 77.1 0.86| 11.9 10.3 2000 30 23 338 11| 6.3 0.6 7.0|118.0 -8.6 109.4 54.7 0.75| 9.6 7.2 2500 30 24 341 11| 5.1 1.0 6.1|118.0 -15.3 102.7 41.1 0.66| 8.2 5.4 3000 29 25 341 12| 4.2 1.0 5.2|118.0 -18.4 99.6 33.2 0.62| 7.0 4.3 4000 28 25 341 12| 3.2 0.7 3.9|118.0 -20.6 97.4 24.4 0.60| 5.3 3.2 5000 27 25 341 13| 2.5 0.6 3.1|118.0 -22.8 95.2 19.0 0.57| 4.4 2.5 6000 27 25 340 13| 2.1 0.5 2.6|118.0 -23.0 95.0 15.8 0.57| 3.6 2.1 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251223.00.gif