UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for X4009... Searching the city database file for: X4009 ... Date:1200Z 21 OCT 25 Station: X4009 WMO ident: 34009 Latitude: 51.77 Longitude: 36.17 ------------------------------------------------------------------------------- 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 96 SFC 982 244 4.6 3.2 91 1.4 3.9 320 3 279.2 280.0 278.0 292.6 4.90 2 938 615 0.8 -1.0 88 1.8 0.0 343 14 279.0 279.7 276.4 289.5 3.79 3 925 727 0.2 -1.6 88 1.8 -0.6 350 17 279.5 280.1 276.5 289.7 3.67 4 850 1401 -3.9 -5.8 87 1.9 -4.6 350 15 282.1 282.6 276.8 290.3 2.91 5 736 2527 -8.9 -10.6 87 1.7 -9.5 346 15 288.5 288.9 279.2 295.3 2.31 6 700 2914 -11.7 -13.8 84 2.1 -12.3 345 15 289.5 289.9 279.1 295.1 1.88 7 500 5390 -30.5 -33.7 73 3.2 -30.9 295.9 295.9 280.1 297.3 0.44 8 484 5620 -31.9 -35.9 68 4.0 -32.3 296.9 297.0 280.5 298.1 0.37 TRP WND Sounding variables and indices 1000-500 mb thick: 5294.00 m Freezing level: 921.34 mb = 759.88 m = 2493.01 ft Wetbulb zero: 937.56 mb = 618.72 m = 2029.90 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 83.08 % Est. max temperature: 8.39 C = 47.11 F Sfc-Lift cond lev (LCL): 960.97 mb = 419.16 m = 1375.20 ft T: 2.81 C 700-500 lapse rate: 7.59 C/km ThetaE index: 3.15 C Layer 938.0- 925.0 mb Conv cond level (CCL): 896.00 mb = 980.94 m = 3218.26 ft Mean mixing ratio: 3.87 g/kg Conv temperature: 5.87 C = 42.57 F Cap Strength: 3.69 C Lifted Index: 5.46 C Risk: None Lifted Index @700 mb: 3.69 C Showalter Index: 5.46 C Risk: None Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 24.70 C K Index: 18.70 Risk: < 20 % chance of thunderstorms Energy Index: 1.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.20 J/kg Max Up Vert Vel: 4.05 m/s Conv Inhibition (B-): 618.16 J/kg Cap Strength: 5.35 C Lift Cond Lev (LCL): 907.50 mb = 879.23 m = 2884.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 18 at 11 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 ---------------------------------------------------------- 0 982 244 320 3 1.9 -2.3 | 213 10 5.3 8.0 1 925 727 350 17 3.0 -16.7 | 316 9 6.3 -6.5 2 850 1401 350 15 2.6 -14.8 | 307 7 5.9 -4.5 3 700 2914 345 15 3.9 -14.5 | 300 8 7.2 -4.2 Wind Parameters Mean winds (0-6000m): 348.0 at 14.4 knts Storm direction: 18.0 at 10.8 knts Shear (0-3000m) pos: 3.0 neg: 0.5 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 87.0 deg Storm rel helicity (0-3000m) pos: 31.1 neg: -4.5 tot: 26.6 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.58 Bulk Shear: 2.29 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 ------------------------------------------------------------------------------- 500 346 10 267 6| 14.8 0.0 14.8| 31.1 0.0 31.1 62.2 0.97| 15.5 15.1 1000 348 13 294 7| 7.4 0.8 8.2| 31.1 -2.0 29.1 29.1 0.83| 8.5 7.1 1500 349 14 299 7| 4.9 0.7 5.6| 31.1 -3.0 28.1 18.7 0.76| 5.9 4.5 2000 349 14 301 7| 3.7 0.5 4.3| 31.1 -3.7 27.4 13.7 0.73| 4.6 3.3 2500 348 14 301 7| 3.0 0.5 3.4| 31.1 -4.4 26.8 10.7 0.69| 3.7 2.6 3000 NO DATA | 3.0 0.5 3.4| | 4000 NO DATA | 3.0 0.5 3.4| | 5000 NO DATA | 3.0 0.5 3.4| | 6000 NO DATA | 3.0 0.5 3.4| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251021.12.gif