UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for X0965... Searching the city database file for: X0965 ... Date:0000Z 17 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 247 SFC 942 675 -31.5 -34.8 73 3.3 -31.7 75 1 245.8 245.8 245.3 246.4 0.21 2 925 807 -26.5 -30.0 72 3.5 -26.8 20 3 252.2 252.3 251.4 253.2 0.34 3 883 1150 -13.3 -15.6 83 2.3 -13.8 336 10 269.3 269.5 266.6 272.8 1.28 4 850 1439 -13.7 -16.5 79 2.8 -14.3 300 15 271.8 272.0 268.2 275.3 1.24 5 831 1611 -14.3 -17.4 77 3.1 -15.0 303 15 272.9 273.1 268.8 276.3 1.17 6 709 2807 -17.9 -25.9 50 8.0 -19.3 323 19 281.6 281.7 273.2 283.6 0.65 7 700 2903 -17.5 -25.5 50 8.0 -18.9 325 19 283.1 283.2 274.1 285.2 0.69 8 653 3423 -17.9 -28.9 38 11.0 -19.7 288.3 288.4 276.7 290.0 0.54 9 646 3504 -18.3 -29.3 37 11.0 -20.0 288.8 288.9 276.9 290.4 0.52 10 510 5225 -30.7 -39.7 41 9.0 -31.5 293.9 294.0 279.0 294.7 0.24 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 54.10 % Est. max temperature: -2.28 C = 27.89 F Sfc-Lift cond lev (LCL): 890.55 mb = 1087.44 m = 3567.67 ft T: -15.72 C ThetaE index: 0.00 C Layer 942.0- -0.0 mb Conv cond level (CCL): 942.00 mb = 675.21 m = 2215.23 ft Mean mixing ratio: 0.91 g/kg Conv temperature: -18.89 C = -2.01 F Cap Strength: 23.48 C Lifted Index @700 mb: 16.58 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 104.51 J/kg Max Up Vert Vel: 14.46 m/s Conv Inhibition (B-): 2593.95 J/kg Cap Strength: 23.35 C Lift Cond Lev (LCL): 877.02 mb = 1201.90 m = 3943.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 344 at 10 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 ---------------------------------------------------------- 0 942 675 75 1 -1.0 -0.3 | 158 10 -3.8 9.7 1 925 807 20 3 -1.0 -2.8 | 151 8 -3.9 7.1 2 850 1439 300 15 13.0 -7.5 | 256 10 10.1 2.4 3 700 2903 325 19 10.9 -15.6 | 305 10 8.0 -5.6 Wind Parameters Mean winds (0-6000m): 313.9 at 13.8 knts Storm direction: 343.9 at 10.4 knts Shear (0-3000m) pos: 1.5 neg: 4.2 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 146.6 deg Storm rel helicity (0-3000m) pos: 23.6 neg: -5.8 tot: 17.8 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 8.05 Bulk Shear: 12.98 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 ------------------------------------------------------------------------------- 500 348 5 160 5| 0.0 10.5 10.5| 1.7 -4.6 -2.9 -5.8 0.14| 12.1 1.7 1000 309 9 228 6| 0.0 8.4 8.4| 5.5 -5.8 -0.2 -0.2 0.16| 11.1 1.8 1500 309 12 247 7| 1.0 5.6 6.6| 12.8 -5.8 7.0 4.7 0.26| 8.4 2.2 2000 312 13 261 7| 1.5 4.2 5.7| 20.4 -5.8 14.7 7.3 0.34| 7.0 2.4 2500 NO DATA | 1.5 4.2 5.7| | 3000 NO DATA | 1.5 4.2 5.7| | 4000 NO DATA | 1.5 4.2 5.7| | 5000 NO DATA | 1.5 4.2 5.7| | 6000 NO DATA | 1.5 4.2 5.7| | Wrote GIF file: /home/apache/climate/data/raob//X0965/skewt/X0965.skewt.20251217.00.gif