UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122612.upa.cvt Date: 1200Z 26 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:1200Z 26 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 ------------------------------------------------------------------------------- 0 1000 63 SFC 985 184 0.6 -2.1 82 2.7 -0.4 325 7 274.9 275.5 273.5 284.0 3.32 2 925 685 -3.9 -6.0 85 2.1 -4.6 350 31 275.3 275.8 272.6 282.6 2.64 3 850 1347 -8.3 -10.1 87 1.8 -8.8 10 35 277.5 277.8 273.1 283.3 2.08 4 843 1411 -7.9 -9.8 86 1.9 -8.5 10 35 278.5 278.9 273.8 284.6 2.15 5 764 2170 -12.1 -21.1 47 9.0 -14.0 15 36 281.9 282.1 273.9 284.7 0.93 6 700 2836 -14.7 -24.7 42 10.0 -16.6 20 36 286.2 286.3 275.9 288.5 0.74 7 591 4099 -21.7 -37.7 22 16.0 -23.5 20 77 292.3 292.3 278.2 293.1 0.25 8 579 4250 -21.7 -38.7 20 17.0 -23.7 20 82 294.0 294.0 279.0 294.8 0.23 9 549 4642 -20.7 -36.7 22 16.0 -22.8 20 95 299.7 299.7 281.6 300.7 0.30 10 502 5301 -22.7 -40.7 18 18.0 -24.8 20 117 305.0 305.1 283.7 305.8 0.22 11 500 5330 -23.1 -41.1 18 18.0 -25.1 20 118 304.9 304.9 283.7 305.6 0.21 12 438 6285 -30.7 -43.7 27 13.0 -31.8 17 126 307.0 307.0 284.4 307.7 0.18 13 420 6581 -34.7 -48.7 23 14.0 -35.5 16 129 305.6 305.6 283.8 306.0 0.11 14 400 6920 -36.5 -49.5 25 13.0 -37.2 15 132 307.6 307.6 284.5 307.9 0.10 15 315 8538 -46.3 -61.0 17 14.7 -46.7 15 143 315.7 315.7 287.3 315.8 0.03 16 300 8860 -48.3 -63.3 16 15.0 -48.6 15 141 317.3 317.3 287.9 317.4 0.03 17 299 8882 -48.5 -63.5 16 15.0 -48.8 317.3 317.3 287.9 317.4 0.03 TRP WND 315 8538 -46.3 -61.0 17 14.7 -46.7 15 143 315.7 315.7 287.3 315.8 0.03 Sounding variables and indices 1000-500 mb thick: 5267.00 m Freezing level: 977.00 mb = 251.14 m = 823.93 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 48.08 % Est. max temperature: 4.51 C = 40.11 F Sfc-Lift cond lev (LCL): 944.34 mb = 520.17 m = 1706.57 ft T: -2.42 C 700-500 lapse rate: 3.37 C/km ThetaE index: 1.41 C Layer 925.0- 850.0 mb Conv cond level (CCL): 891.31 mb = 975.48 m = 3200.36 ft Mean mixing ratio: 2.77 g/kg Conv temperature: 1.92 C = 35.46 F Cap Strength: 18.53 C Lifted Index: 18.36 C Risk: None Lifted Index @300 mb: 24.22 C Lifted Index @700 mb: 5.67 C Showalter Index: 18.19 C Risk: None Total Totals Index: 27.80 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 13.00 C K Index: -5.30 Risk: None Sweat Index: 188.00 Risk: None Energy Index: 4.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.58 J/kg Max Up Vert Vel: 3.34 m/s Conv Inhibition (B-): 4172.53 J/kg Cap Strength: 18.49 C Lift Cond Lev (LCL): 902.48 mb = 877.95 m = 2880.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 47 at 48 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 ---------------------------------------------------------- 0 985 184 325 7 4.0 -5.7 | 236 48 39.2 26.9 1 925 685 350 31 5.4 -30.5 | 267 41 40.5 2.1 2 850 1347 10 35 -6.1 -34.5 | 274 29 29.1 -1.8 3 700 2836 20 36 -12.3 -33.8 | 273 23 22.8 -1.2 4 500 5330 20 118 -40.4 -110.9 | 4 78 -5.2 -78.3 5 400 6920 15 132 -34.2 -127.5 | 359 95 1.0 -94.9 6 315 8538 15 143 -37.0 -138.1 | 1 106 -1.9 -105.5 7 300 8860 15 141 -36.5 -136.2 | 1 104 -1.3 -103.6 Wind Parameters Mean winds (0-6000m): 17.1 at 63.9 knts Storm direction: 47.1 at 48.0 knts Shear (0-3000m) pos: 7.5 neg: 0.0 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 66.8 deg Storm rel helicity (0-3000m) pos: 393.7 neg: -1.7 tot: 391.9 m^2/s^2 ave: 130.6 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 6.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.02 Bulk Shear: 315.34 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 ------------------------------------------------------------------------------- 500 345 19 250 42| 25.5 0.0 25.5|288.4 0.0 288.4 576.8 0.96| 26.2 25.2 1000 353 26 260 39| 14.9 0.0 14.9|321.1 0.0 321.1 321.1 0.80| 17.8 14.3 1500 0 29 264 35| 10.6 0.0 10.6|327.4 0.0 327.4 218.3 0.73| 13.4 9.8 2000 4 30 266 33| 8.1 0.0 8.1|327.5 -0.3 327.2 163.6 0.69| 10.6 7.3 2500 7 32 268 31| 6.6 0.0 6.6|327.5 -1.4 326.0 130.4 0.66| 8.9 5.8 3000 10 33 270 30| 7.5 0.0 7.5|393.7 -1.7 391.9 130.6 0.72| 9.5 6.8 4000 14 41 285 26| 5.6 4.2 9.9|584.0 -1.7 582.3 145.6 0.72| 11.3 8.2 5000 16 52 311 27| 4.5 6.8 11.3|774.4 -1.7 772.6 154.5 0.63| 12.5 7.8 6000 17 64 330 33| 3.8 6.7 10.5|798.0 -72.3 725.7 120.9 0.55| 11.6 6.4 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251226.12.gif