UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for X0965... Searching the city database file for: X0965 ... Date:1200Z 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 119 SFC 928 679 -19.7 -23.7 70 4.0 -20.3 265 13 258.9 259.0 257.6 260.6 0.61 2 925 703 -18.5 -23.2 66 4.7 -19.2 270 17 260.4 260.5 258.8 262.2 0.64 3 915 784 -17.3 -22.3 65 5.0 -18.1 270 20 262.4 262.5 260.5 264.4 0.70 4 850 1333 -19.9 -26.9 54 7.0 -20.8 270 38 265.3 265.4 262.3 266.7 0.50 5 840 1420 -20.5 -27.5 53 7.0 -21.4 272 38 265.6 265.6 262.4 266.9 0.48 6 700 2733 -31.7 -36.7 61 5.0 -32.0 300 35 267.4 267.4 263.3 268.1 0.24 7 657 3177 -33.5 -38.5 61 5.0 -33.8 302 37 270.2 270.3 265.3 270.9 0.21 8 500 5050 -41.7 -48.7 47 7.0 -41.9 310 44 282.2 282.2 272.6 282.5 0.09 9 484 5270 -41.7 -48.7 47 7.0 -42.0 284.8 284.9 274.1 285.2 0.09 10 456 5673 -42.9 -50.9 41 8.0 -43.2 288.2 288.2 275.9 288.5 0.08 TRP WND Sounding variables and indices 1000-500 mb thick: 4931.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 56.44 % Est. max temperature: -12.39 C = 9.70 F Sfc-Lift cond lev (LCL): 868.75 mb = 1170.46 m = 3840.03 ft T: -19.13 C 700-500 lapse rate: 4.32 C/km ThetaE index: 0.00 C Layer 928.0-55782952777075916800.0 mb Conv cond level (CCL): 762.21 mb = 2119.97 m = 6955.21 ft Mean mixing ratio: 0.58 g/kg Conv temperature: -12.19 C = 10.07 F Cap Strength: 4.74 C Lifted Index: 13.77 C Risk: None Lifted Index @700 mb: 2.47 C Showalter Index: 12.83 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 14.80 C K Index: -10.10 Risk: None Sweat Index: 120.00 Risk: None Energy Index: 3.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.47 J/kg Max Up Vert Vel: 4.99 m/s Conv Inhibition (B-): 1238.93 J/kg Cap Strength: 13.46 C Lift Cond Lev (LCL): 795.08 mb = 1815.97 m = 5957.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 28 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 ---------------------------------------------------------- 0 928 679 265 13 13.0 1.1 | 174 24 -2.7 23.9 1 925 703 270 17 17.0 -0.0 | 183 23 1.3 22.7 2 850 1333 270 38 38.0 -0.0 | 225 32 22.3 22.7 3 700 2733 300 35 30.3 -17.5 | 250 16 14.7 5.2 4 500 5050 310 44 33.7 -28.3 | 287 19 18.0 -5.6 Wind Parameters Mean winds (0-6000m): 295.4 at 36.8 knts Storm direction: 325.4 at 27.6 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 92.8 deg Storm rel helicity (0-3000m) pos: 236.0 neg: 0.0 tot: 236.0 m^2/s^2 ave: 78.7 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 6.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.29 Bulk Shear: 43.32 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 ------------------------------------------------------------------------------- 500 270 24 201 24| 20.5 0.0 20.5|120.8 0.0 120.8 241.6 0.93| 20.6 19.2 1000 271 31 214 27| 12.7 0.0 12.7|173.6 0.0 173.6 173.6 0.86| 15.2 13.0 1500 276 33 221 26| 8.5 0.0 8.5|198.3 0.0 198.3 132.2 0.80| 12.5 10.0 2000 280 34 226 24| 6.5 0.0 6.5|215.8 0.0 215.8 107.9 0.75| 11.1 8.4 2500 284 34 230 22| 5.7 0.0 5.7|226.0 0.0 226.0 90.4 0.76| 9.4 7.2 3000 288 35 235 21| 5.1 0.0 5.1|236.0 0.0 236.0 78.7 0.77| 8.3 6.4 4000 294 36 245 19| 4.4 0.0 4.4|257.2 0.0 257.2 64.3 0.79| 6.8 5.4 5000 NO DATA | 4.4 0.0 4.4| | 6000 NO DATA | 4.4 0.0 4.4| | Wrote GIF file: /home/apache/climate/data/raob//X0965/skewt/X0965.skewt.20251228.12.gif