UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121312.upa.cvt Date: 1200Z 13 DEC 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 13 DEC 25 Station: X4858 WMO ident: 34858 Latitude: 45.92 Longitude: 43.35 ------------------------------------------------------------------------------- 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 78 315 19 SFC 999 86 -0.3 -7.3 59 7.0 -2.7 315 19 272.9 273.3 270.5 279.0 2.21 2 925 690 -6.3 -13.3 58 7.0 -8.2 165 50 272.9 273.1 269.3 277.0 1.48 3 850 1348 -9.3 -15.3 62 6.0 -10.8 165 44 276.4 276.6 271.4 280.3 1.37 4 790 1912 -11.5 -15.8 70 4.3 -12.6 146 33 279.9 280.1 273.5 284.0 1.41 5 778 2029 -14.9 -17.6 80 2.7 -15.5 142 31 277.5 277.7 271.8 281.0 1.23 6 700 2830 -14.1 -24.1 42 10.0 -16.1 115 15 286.9 287.0 276.3 289.3 0.78 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 61.79 % Est. max temperature: 3.23 C = 37.81 F Sfc-Lift cond lev (LCL): 895.21 mb = 944.74 m = 3099.51 ft T: -7.46 C ThetaE index: 2.96 C Layer 778.0- 700.0 mb Conv cond level (CCL): 783.37 mb = 1976.33 m = 6483.95 ft Mean mixing ratio: 1.74 g/kg Conv temperature: 5.33 C = 41.60 F Cap Strength: 10.14 C Lifted Index @700 mb: 10.14 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.31 J/kg Max Up Vert Vel: 2.57 m/s Conv Inhibition (B-): 333.76 J/kg Cap Strength: 9.94 C Lift Cond Lev (LCL): 851.66 mb = 1332.86 m = 4372.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 191 at 26 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 ---------------------------------------------------------- 0 999 86 315 19 13.4 -13.4 | 348 40 8.5 -39.0 1 925 690 165 50 -12.9 48.3 | 142 29 -17.9 22.7 2 850 1348 165 44 -11.4 42.5 | 136 24 -16.3 16.9 3 700 2830 115 15 -13.6 6.3 | 44 27 -18.5 -19.2 Wind Parameters Mean winds (0-6000m): 160.9 at 34.7 knts Storm direction: 190.9 at 26.1 knts Shear (0-3000m) pos: 0.0 neg: 7.9 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 56.2 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -848.4 tot: -848.4 m^2/s^2 ave: -314.2 10^-3 m/s^2 rel: -0.93 Storm rel vorticity (0-3000m) horiz: 26.8 stream: -24.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 24.64 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 ------------------------------------------------------------------------------- 500 184 32 156 7| 0.0 59.2 59.2| 0.0-479.7-479.7 -959.4 -0.94| 76.8-72.2 1000 171 40 140 18| 0.0 32.7 32.7| 0.0-598.8-598.8 -598.8 -0.92| 51.6-47.3 1500 168 41 137 20| 0.0 19.7 19.7| 0.0-651.6-651.6 -434.4 -0.91| 37.7-34.5 2000 164 39 127 20| 0.0 12.5 12.5| 0.0-738.1-738.1 -369.0 -0.92| 31.9-29.5 2500 161 36 118 19| 0.0 7.9 7.9| 0.0-817.8-817.8 -327.1 -0.93| 28.0-26.0 3000 NO DATA | 0.0 7.9 7.9| | 4000 NO DATA | 0.0 7.9 7.9| | 5000 NO DATA | 0.0 7.9 7.9| | 6000 NO DATA | 0.0 7.9 7.9| | Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20251213.12.gif