UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U6629... Searching the city database file for: U6629 ... Date:0000Z 28 APR 25 Station: U6629 WMO ident: 26629 Latitude: 54.88 Longitude: 23.88 ------------------------------------------------------------------------------- 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 1021 74 1.2 -1.5 82 2.7 0.1 305 1 272.7 273.3 272.2 281.8 3.35 1 1019 90 2.6 -1.1 77 3.7 1.1 306 1 274.3 274.8 273.3 283.7 3.46 2 1007 186 7.0 -2.0 53 9.0 3.2 315 4 279.6 280.1 276.0 288.7 3.27 3 1002 227 7.4 -2.6 49 10.0 3.2 319 5 280.4 280.9 276.3 289.2 3.15 4 1000 243 7.4 -2.6 49 10.0 3.2 320 5 280.5 281.1 276.3 289.4 3.15 5 981 401 6.2 -4.8 45 11.0 1.8 308 5 280.9 281.4 275.9 288.6 2.72 6 925 879 2.0 -6.0 55 8.0 -1.0 270 7 281.4 281.8 276.0 288.8 2.64 7 879 1287 -1.9 -6.7 70 4.8 -3.6 282 11 281.4 281.9 276.1 288.9 2.63 8 850 1553 -3.7 -10.7 58 7.0 -6.0 290 13 282.3 282.6 275.6 288.0 1.99 9 849 1562 -3.7 -10.7 58 7.0 -6.0 290 13 282.4 282.7 275.7 288.1 1.99 10 844 1609 -2.9 -19.9 26 17.0 -7.2 291 13 283.7 283.8 274.8 286.5 0.93 11 826 1780 -2.3 -18.3 28 16.0 -6.7 294 14 286.1 286.3 276.3 289.4 1.09 12 797 2063 -4.1 -16.1 39 12.0 -7.5 298 16 287.1 287.3 277.3 291.2 1.36 13 794 2092 -3.5 -24.5 18 21.0 -8.4 299 17 288.0 288.2 276.7 290.1 0.66 14 765 2386 -3.7 -37.7 5 34.0 -9.6 304 18 290.9 290.9 277.4 291.6 0.19 15 700 3083 -6.9 -32.9 11 26.0 -11.8 315 23 294.8 294.9 279.6 296.0 0.34 16 626 3946 -12.1 -46.1 4 34.0 -16.3 317 29 298.5 298.5 280.8 298.8 0.10 17 500 5630 -22.7 -25.1 81 2.4 -23.2 320 40 305.4 305.5 284.8 308.6 1.00 18 496 5689 -22.9 -29.9 53 7.0 -24.1 305.8 305.9 284.5 308.0 0.64 19 492 5748 -23.3 -36.3 29 13.0 -25.0 306.0 306.1 284.3 307.2 0.35 20 473 6035 -24.9 -45.9 12 21.0 -26.9 307.5 307.5 284.5 308.0 0.13 21 400 7230 -34.7 -47.7 26 13.0 -35.5 309.9 309.9 285.4 310.4 0.13 22 312 8910 -49.9 -52.0 78 2.1 -50.0 311.5 311.5 286.0 311.9 0.10 TRP WND Sounding variables and indices 1000-500 mb thick: 5387.00 m Freezing level: 901.41 mb = 1088.37 m = 3570.73 ft Wetbulb zero: 945.19 mb = 703.31 m = 2307.43 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 33.80 % Est. max temperature: 10.20 C = 50.36 F Sfc-Lift cond lev (LCL): 978.93 mb = 417.87 m = 1370.96 ft T: 6.05 C 700-500 lapse rate: 6.20 C/km ThetaE index: 1.62 C Layer 844.0- 826.0 mb Conv cond level (CCL): 665.60 mb = 3472.23 m = 11391.69 ft Mean mixing ratio: 2.85 g/kg Conv temperature: 25.10 C = 77.18 F Cap Strength: 11.26 C Lifted Index: 14.72 C Risk: None Lifted Index @700 mb: 9.78 C Showalter Index: 15.01 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 12.00 C K Index: -17.70 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 4.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.08 J/kg Max Up Vert Vel: 5.67 m/s Conv Inhibition (B-): 3831.32 J/kg Cap Strength: 14.64 C Lift Cond Lev (LCL): 842.19 mb = 1625.98 m = 5334.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 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 1021 74 305 1 0.8 -0.6 | 165 15 -4.0 15.0 1 1000 243 320 5 3.2 -3.8 | 172 12 -1.6 11.7 2 925 879 270 7 7.0 -0.0 | 188 16 2.2 15.5 3 850 1553 290 13 12.2 -4.4 | 214 13 7.4 11.1 4 700 3083 315 23 16.3 -16.3 | 274 12 11.5 -0.7 5 500 5630 320 40 25.7 -30.6 | 306 26 20.9 -15.1 Wind Parameters Mean winds (0-6000m): 312.9 at 21.7 knts Storm direction: 342.9 at 16.3 knts Shear (0-3000m) pos: 2.9 neg: 1.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 108.1 deg Storm rel helicity (0-3000m) pos: 83.5 neg: 0.0 tot: 83.5 m^2/s^2 ave: 27.8 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.42 Bulk Shear: 38.37 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 ------------------------------------------------------------------------------- 500 308 5 175 13| 0.0 5.2 5.2| 14.0 0.0 14.0 28.0 0.62| 6.8 4.2 1000 288 6 183 14| 0.0 4.1 4.1| 26.0 0.0 26.0 26.0 0.63| 5.8 3.7 1500 287 8 190 14| 1.8 2.7 4.5| 44.3 0.0 44.3 29.5 0.72| 5.7 4.1 2000 290 9 198 13| 2.3 2.0 4.3| 57.1 0.0 57.1 28.5 0.77| 5.3 4.1 2500 295 11 206 12| 2.7 1.6 4.3| 70.0 0.0 70.0 28.0 0.81| 5.1 4.1 3000 301 13 215 11| 2.9 1.4 4.3| 83.5 0.0 83.5 27.8 0.84| 5.0 4.2 4000 307 16 234 10| 3.1 1.0 4.1| 99.5 0.0 99.5 24.9 0.80| 4.6 3.7 5000 311 20 255 10| 3.1 0.8 3.9|117.1 0.0 117.1 23.4 0.75| 4.4 3.3 6000 NO DATA | 3.2 0.7 3.9| | Wrote GIF file: /home/apache/climate/data/raob//U6629/skewt/U6629.skewt.20250428.00.gif