UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for X0965... Searching the city database file for: X0965 ... Date:0000Z 28 DEC 25 Station: X0965 WMO ident: 30965 Latitude: 50.38 Longitude: 116.52 ------------------------------------------------------------------------------- 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 105 SFC 926 675 -22.3 -25.3 77 3.0 -22.7 215 1 256.4 256.5 255.4 257.9 0.53 2 925 683 -21.9 -24.9 77 3.0 -22.2 220 1 256.9 257.0 255.8 258.4 0.55 3 904 854 -15.5 -19.4 72 3.9 -16.2 250 12 265.2 265.3 263.0 267.7 0.91 4 894 938 -14.1 -18.2 71 4.1 -14.9 264 18 267.5 267.7 264.8 270.3 1.02 5 850 1319 -16.3 -23.3 55 7.0 -17.4 330 42 269.1 269.2 265.4 271.1 0.69 6 815 1634 -18.7 -25.7 54 7.0 -19.7 327 45 269.8 269.9 265.7 271.5 0.58 7 779 1973 -15.7 -28.7 32 13.0 -17.7 323 48 276.5 276.6 269.8 277.9 0.46 8 774 2022 -16.1 -29.1 32 13.0 -18.0 323 49 276.6 276.7 269.9 277.9 0.44 9 700 2768 -23.5 -32.5 43 9.0 -24.5 315 56 276.5 276.5 269.7 277.6 0.36 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 49.91 % Est. max temperature: -2.61 C = 27.31 F Sfc-Lift cond lev (LCL): 881.02 mb = 1048.46 m = 3439.80 ft T: -14.74 C ThetaE index: 0.39 C Layer 700.0- -0.0 mb Conv cond level (CCL): 926.00 mb = 674.99 m = 2214.49 ft Mean mixing ratio: 0.78 g/kg Conv temperature: -20.83 C = -5.49 F Cap Strength: 8.78 C Lifted Index @700 mb: 7.77 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.37 J/kg Max Up Vert Vel: 9.10 m/s Conv Inhibition (B-): 366.00 J/kg Cap Strength: 8.78 C Lift Cond Lev (LCL): 804.72 mb = 1729.41 m = 5673.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 30 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 ---------------------------------------------------------- 0 926 675 215 1 0.6 0.8 | 174 31 -3.4 30.9 1 925 683 220 1 0.6 0.8 | 174 31 -3.3 30.9 2 850 1319 330 42 21.0 -36.4 | 290 18 17.1 -6.3 3 700 2768 315 56 39.6 -39.6 | 285 37 35.7 -9.5 Wind Parameters Mean winds (0-6000m): 322.6 at 40.5 knts Storm direction: 352.6 at 30.4 knts Shear (0-3000m) pos: 11.8 neg: 3.4 tot: 15.2 10-3/s Storm rel Dir Shear (0-3000m): 111.1 deg Storm rel helicity (0-3000m) pos: 421.1 neg: -19.2 tot: 401.9 m^2/s^2 ave: 200.9 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 19.0 stream: 13.2 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 0.48 Bulk Shear: 85.57 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 ------------------------------------------------------------------------------- 500 303 17 205 23| 33.7 0.0 33.7|325.8 0.0 325.8 651.5 0.93| 42.9 40.0 1000 328 29 244 13| 23.6 0.0 23.6|421.1 -0.6 420.5 420.5 0.88| 33.0 28.9 1500 326 35 267 16| 15.7 2.2 17.9|421.1 -6.3 414.9 276.6 0.78| 24.2 19.0 2000 323 40 275 20| 11.8 3.4 15.2|421.1 -19.2 401.9 200.9 0.70| 19.9 13.9 2500 NO DATA | 11.8 3.4 15.2| | 3000 NO DATA | 11.8 3.4 15.2| | 4000 NO DATA | 11.8 3.4 15.2| | 5000 NO DATA | 11.8 3.4 15.2| | 6000 NO DATA | 11.8 3.4 15.2| | Wrote GIF file: /home/apache/climate/data/raob//X0965/skewt/X0965.skewt.20251228.00.gif