UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 27 APR 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 ------------------------------------------------------------------------------- SFC 1005 81 7.0 5.4 90 1.6 6.2 325 7 279.8 280.7 279.1 295.1 5.59 1 948 557 2.0 0.2 88 1.8 1.2 5 26 279.4 280.1 277.0 290.7 4.09 2 925 755 1.6 -0.5 86 2.1 0.7 10 29 280.9 281.6 277.7 292.1 3.98 3 874 1211 -0.3 -3.2 81 2.9 -1.5 306 33 283.6 284.2 278.3 293.4 3.45 4 850 1435 0.4 -2.2 83 2.6 -0.7 275 35 286.6 287.2 280.2 297.5 3.82 5 805 1869 -2.5 -6.2 76 3.7 -3.9 288.0 288.5 279.8 296.7 2.98 6 794 1978 -1.1 -5.1 74 4.0 -2.7 290.6 291.2 281.4 300.2 3.29 7 780 2119 -4.9 -9.1 72 4.2 -6.4 288.0 288.4 279.2 295.2 2.46 8 725 2690 -8.3 -14.3 62 6.0 -10.1 290.4 290.7 279.4 295.6 1.74 TRP WND Sounding variables and indices Freezing level: 882.05 mb = 1139.36 m = 3738.02 ft Freezing level: 863.71 mb = 1307.25 m = 4288.81 ft Freezing level: 843.79 mb = 1494.80 m = 4904.13 ft Wetbulb zero: 908.90 mb = 896.30 m = 2940.59 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 79.19 % Est. max temperature: 13.19 C = 55.74 F Sfc-Lift cond lev (LCL): 980.65 mb = 280.76 m = 921.12 ft T: 4.90 C ThetaE index: 5.02 C Layer 780.0- 725.0 mb Conv cond level (CCL): 897.91 mb = 994.25 m = 3261.95 ft Mean mixing ratio: 4.45 g/kg Conv temperature: 9.57 C = 49.22 F Cap Strength: 5.94 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.17 J/kg Max Up Vert Vel: 4.28 m/s Conv Inhibition (B-): 210.22 J/kg Cap Strength: 5.06 C Lift Cond Lev (LCL): 928.36 mb = 725.70 m = 2380.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 21 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 1005 81 325 7 4.0 -5.7 | 208 17 7.8 14.7 1 1000 127 355 19 1.7 -18.9 | 255 6 5.5 1.5 2 925 755 10 29 -5.0 -28.6 | 8 8 -1.2 -8.1 3 850 1435 275 35 34.9 -3.1 | 246 42 38.7 17.4 Wind Parameters Mean winds (0-6000m): 340.6 at 27.7 knts Storm direction: 10.6 at 20.8 knts Shear (0-3000m) pos: 11.0 neg: 10.9 tot: 21.9 10-3/s Storm rel Dir Shear (0-3000m): 37.7 deg Storm rel helicity (0-3000m) pos: 29.5 neg: -213.8 tot: -184.3 m^2/s^2 ave: -141.7 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 29.2 stream: -6.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.64 Bulk Shear: 14.24 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 1 22 291 4| 22.0 0.0 22.0| 27.1 0.0 27.1 54.2 0.76| 23.7 18.0 1000 357 26 315 7| 11.0 10.9 21.9| 29.5 -65.8 -36.3 -36.3 0.02| 25.4 0.4 1500 NO DATA | 11.0 10.9 21.9| | 2000 NO DATA | 11.0 10.9 21.9| | 2500 NO DATA | 11.0 10.9 21.9| | 3000 NO DATA | 11.0 10.9 21.9| | 4000 NO DATA | 11.0 10.9 21.9| | 5000 NO DATA | 11.0 10.9 21.9| | 6000 NO DATA | 11.0 10.9 21.9| | Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20250427.12.gif