UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for X4009... Searching the city database file for: X4009 ... Date:1200Z 13 OCT 25 Station: X4009 WMO ident: 34009 Latitude: 51.77 Longitude: 36.17 ------------------------------------------------------------------------------- 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 73 SFC 979 248 7.2 1.2 66 6.0 4.4 280 7 282.1 282.8 278.6 294.0 4.26 2 925 710 1.0 -5.0 64 6.0 -1.3 282 13 280.3 280.8 275.8 288.4 2.84 3 918 771 0.0 -3.7 76 3.7 -1.4 282 13 279.9 280.5 276.0 288.8 3.16 4 850 1385 -3.9 -7.4 77 3.5 -5.1 285 21 282.1 282.5 276.3 289.4 2.58 5 811 1754 -6.7 -9.6 80 2.9 -7.7 283 21 282.9 283.3 276.4 289.5 2.27 6 744 2425 -8.5 -15.5 57 7.0 -10.5 278 20 288.0 288.3 278.0 292.6 1.54 7 700 2895 -12.1 -20.1 51 8.0 -14.0 275 19 289.1 289.3 277.9 292.5 1.11 8 566 4474 -26.1 -37.1 35 11.0 -27.2 266 28 290.7 290.8 277.4 291.6 0.28 9 500 5360 -31.7 -43.7 30 12.0 -32.6 260 33 294.4 294.4 279.0 294.9 0.16 10 430 6412 -38.5 -50.5 27 12.0 -39.1 298.7 298.7 280.9 299.0 0.09 TRP WND Sounding variables and indices 1000-500 mb thick: 5287.00 m Freezing level: 918.00 mb = 771.15 m = 2529.97 ft Wetbulb zero: 937.06 mb = 604.49 m = 1983.21 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 53.74 % Est. max temperature: 7.65 C = 45.77 F Sfc-Lift cond lev (LCL): 892.97 mb = 991.63 m = 3253.35 ft T: -1.40 C 700-500 lapse rate: 7.95 C/km ThetaE index: 5.60 C Layer 925.0- 918.0 mb Conv cond level (CCL): 843.91 mb = 1441.51 m = 4729.30 ft Mean mixing ratio: 3.29 g/kg Conv temperature: 7.34 C = 45.20 F Cap Strength: 3.55 C Lifted Index: 4.46 C Risk: None Lifted Index @700 mb: 3.47 C Showalter Index: 4.96 C Risk: None Total Totals Index: 52.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.80 C Cross Totals Index: 24.30 C K Index: 12.40 Risk: None Sweat Index: 137.00 Risk: None Energy Index: 1.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.35 J/kg Max Up Vert Vel: 2.17 m/s Conv Inhibition (B-): 667.26 J/kg Cap Strength: 4.43 C Lift Cond Lev (LCL): 860.93 mb = 1283.11 m = 4209.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 16 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 ---------------------------------------------------------- 0 979 248 280 7 6.9 -1.2 | 137 10 -7.0 7.4 1 850 1385 285 21 20.3 -5.4 | 244 7 6.4 3.2 2 700 2895 275 19 18.9 -1.7 | 216 9 5.1 7.0 3 500 5360 260 33 32.5 5.7 | 232 24 18.7 14.3 Wind Parameters Mean winds (0-6000m): 271.9 at 21.7 knts Storm direction: 301.9 at 16.3 knts Shear (0-3000m) pos: 2.1 neg: 0.8 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 86.5 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -7.2 tot: 15.2 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 20.02 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 ------------------------------------------------------------------------------- 500 283 10 146 8| 6.3 0.0 6.3| 8.9 0.0 8.9 17.8 0.71| 6.4 4.5 1000 284 13 169 6| 6.3 0.0 6.3| 17.5 0.0 17.5 17.5 0.84| 6.4 5.3 1500 284 16 195 5| 4.2 0.5 4.7| 19.6 -1.5 18.1 12.1 0.73| 5.1 3.7 2000 283 17 207 5| 3.2 0.5 3.6| 19.6 -4.1 15.6 7.8 0.59| 4.2 2.4 2500 282 17 212 6| 2.5 0.6 3.1| 19.6 -6.7 13.0 5.2 0.48| 3.6 1.7 3000 280 18 214 6| 2.1 0.8 2.9| 22.3 -7.2 15.2 5.1 0.46| 3.4 1.6 4000 277 19 220 8| 1.6 1.3 2.9| 28.5 -7.2 21.4 5.3 0.42| 3.4 1.4 5000 272 21 225 11| 1.3 1.7 3.0| 30.0 -7.5 22.6 4.5 0.35| 3.4 1.2 6000 NO DATA | 1.3 1.7 3.0| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251013.12.gif