UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 8 OCT 25 Station: X1538 WMO ident: 31538 Latitude: 50.07 Longitude: 132.13 ------------------------------------------------------------------------------- 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 186 SFC 980 349 2.6 -2.1 71 4.7 0.7 305 1 277.3 277.9 274.9 286.6 3.34 2 928 789 0.8 -6.2 59 7.0 -1.8 319 16 279.9 280.3 275.2 287.2 2.59 3 925 815 0.2 -7.8 55 8.0 -2.6 320 17 279.5 279.9 274.6 286.0 2.29 4 885 1168 -2.3 -10.3 54 8.0 -4.9 320 16 280.5 280.8 274.6 286.1 1.97 5 850 1487 -4.7 -11.7 58 7.0 -6.8 320 15 281.2 281.5 274.8 286.5 1.83 6 777 2186 -10.3 -13.7 76 3.4 -11.2 311 17 282.5 282.8 275.3 287.5 1.71 7 774 2216 -10.3 -13.7 76 3.4 -11.2 310 17 282.8 283.1 275.5 287.8 1.71 8 724 2731 -10.1 -21.1 40 11.0 -12.7 303 18 288.5 288.7 277.4 291.5 0.98 9 700 2990 -11.7 -26.7 28 15.0 -14.6 300 19 289.5 289.6 277.4 291.5 0.61 10 696 3034 -12.1 -27.1 28 15.0 -15.0 289.6 289.7 277.4 291.4 0.60 11 565 4604 -20.1 -37.1 20 17.0 -22.3 297.9 298.0 280.8 298.9 0.28 TRP WND Sounding variables and indices Freezing level: 921.80 mb = 843.23 m = 2766.46 ft Wetbulb zero: 965.52 mb = 469.47 m = 1540.25 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 45.24 % Est. max temperature: 6.81 C = 44.25 F Sfc-Lift cond lev (LCL): 911.08 mb = 936.05 m = 3071.00 ft T: -0.66 C ThetaE index: 1.16 C Layer 925.0- 885.0 mb Conv cond level (CCL): 802.81 mb = 1931.85 m = 6338.02 ft Mean mixing ratio: 2.55 g/kg Conv temperature: 7.28 C = 45.11 F Cap Strength: 11.05 C Lifted Index @700 mb: 6.27 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.04 J/kg Max Up Vert Vel: 4.70 m/s Conv Inhibition (B-): 723.04 J/kg Cap Strength: 10.97 C Lift Cond Lev (LCL): 836.36 mb = 1612.98 m = 5291.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 at 12 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 ---------------------------------------------------------- 0 980 349 305 1 0.8 -0.6 | 166 11 -2.6 10.4 1 925 815 320 17 10.9 -13.0 | 285 8 7.5 -2.0 2 850 1487 320 15 9.6 -11.5 | 274 6 6.2 -0.5 3 700 2990 300 19 16.5 -9.5 | 263 13 13.0 1.5 Wind Parameters Mean winds (0-6000m): 312.8 at 15.4 knts Storm direction: 342.8 at 11.5 knts Shear (0-3000m) pos: 3.3 neg: 1.2 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 97.3 deg Storm rel helicity (0-3000m) pos: 24.9 neg: -7.1 tot: 17.8 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.32 Bulk Shear: 4.76 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 ------------------------------------------------------------------------------- 500 319 10 217 5| 16.4 0.0 16.4| 24.9 0.0 24.9 49.9 0.86| 16.8 14.5 1000 320 13 256 5| 8.2 0.8 9.0| 24.9 -1.8 23.2 23.2 0.74| 9.1 6.8 1500 319 14 263 6| 5.5 0.6 6.0| 24.9 -2.7 22.2 14.8 0.64| 6.7 4.3 2000 317 14 266 6| 4.1 0.9 5.0| 24.9 -4.1 20.8 10.4 0.55| 5.7 3.1 2500 314 15 266 8| 3.3 1.2 4.5| 24.9 -6.5 18.4 7.4 0.46| 5.0 2.3 3000 NO DATA | 3.3 1.2 4.5| | 4000 NO DATA | 3.3 1.2 4.5| | 5000 NO DATA | 3.3 1.2 4.5| | 6000 NO DATA | 3.3 1.2 4.5| | Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20251008.12.gif