UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 24 APR 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 115 SFC 985 245 19.0 3.0 34 16.0 10.6 45 3 293.4 294.3 284.4 307.5 4.82 2 946 588 13.6 -0.4 38 14.0 6.9 35 4 291.3 292.0 282.5 302.8 3.92 3 925 776 12.0 -1.0 41 13.0 5.8 30 5 291.6 292.3 282.5 302.8 3.84 4 850 1476 4.8 -3.2 56 8.0 1.3 345 5 291.2 291.8 282.0 301.6 3.55 5 795 2016 -0.3 -4.7 72 4.4 -2.1 314 9 291.4 292.0 281.9 301.3 3.39 6 779 2178 -1.1 -5.2 74 4.1 -2.8 305 10 292.2 292.8 282.2 302.0 3.33 7 767 2302 0.0 -8.0 55 8.0 -3.1 297 11 294.7 295.2 282.5 302.9 2.73 8 756 2417 -1.3 -12.3 43 11.0 -5.1 291 12 294.5 294.8 281.5 300.5 1.96 9 700 3027 -3.9 -23.9 19 20.0 -9.0 255 17 298.2 298.3 281.6 300.7 0.79 10 682 3231 -5.1 -28.1 15 23.0 -10.3 255 18 299.1 299.2 281.7 300.9 0.55 11 579 4495 -13.1 -32.1 19 19.0 -16.6 258 24 304.0 304.1 283.6 305.6 0.45 12 500 5590 -22.5 -36.5 27 14.0 -24.4 260 29 305.6 305.7 284.1 306.8 0.34 13 477 5933 -25.5 -35.5 39 10.0 -26.8 258 30 306.0 306.1 284.3 307.4 0.39 14 445 6434 -27.9 -37.9 38 10.0 -29.0 255 31 309.2 309.2 285.4 310.3 0.33 15 400 7190 -34.1 -44.1 36 10.0 -34.9 250 33 310.7 310.7 285.8 311.4 0.19 16 322 8666 -46.7 -54.7 40 8.0 -47.0 250 35 313.1 313.1 286.5 313.4 0.07 17 314 8832 -48.5 -56.5 39 8.0 -48.7 250 36 312.9 312.9 286.4 313.1 0.06 18 300 9130 -50.3 -58.3 38 8.0 -50.5 250 36 314.5 314.5 286.9 314.6 0.05 19 250 10300 -57.9 -64.9 40 7.0 -58.0 255 40 320.0 320.0 288.8 320.1 0.02 20 246 10402 -59.3 -67.3 35 8.0 -59.4 256 40 319.4 319.4 288.6 319.4 0.02 21 224 10988 -60.9 -68.9 34 8.0 -61.0 260 40 325.6 325.6 290.5 325.7 0.02 22 204 11575 -58.1 -66.1 35 8.0 -58.2 260 33 338.8 338.8 294.0 338.9 0.03 23 200 11700 -57.1 -65.1 36 8.0 -57.2 260 31 342.3 342.3 294.9 342.5 0.03 24 191 11993 -52.5 -61.5 33 9.0 -52.8 261 30 354.3 354.3 297.6 354.5 0.05 25 150 13550 -51.9 -63.9 22 12.0 -52.3 265 25 380.6 380.7 302.4 380.9 0.05 26 122 14883 -51.5 -66.5 15 15.0 -52.1 265 25 404.5 404.6 305.8 404.8 0.04 27 100 16160 -54.3 -71.3 11 17.0 -54.8 265 25 422.8 422.8 308.0 422.9 0.03 28 70 18450 -54.5 -74.5 7 20.0 -55.2 225 19 467.8 467.8 312.5 467.9 0.02 29 50 20590 -56.7 -78.7 5 22.0 -57.5 245 13 509.9 509.9 315.7 510.0 0.02 30 30 23820 -58.5 -80.5 4 22.0 -59.6 220 7 585.2 585.2 319.9 585.3 0.02 31 20 26370 -57.9 -79.9 4 22.0 -59.5 280 13 658.9 659.0 323.0 659.2 0.03 32 16 27774 -58.7 -79.7 5 21.0 -60.4 699.8 699.8 324.4 700.1 0.04 33 15 28183 -55.1 -78.1 4 23.0 -57.8 724.8 724.8 325.2 725.3 0.06 34 13 29097 -54.9 -77.9 4 23.0 -57.9 755.7 755.8 326.1 756.4 0.07 35 12 29615 -50.1 -74.1 4 24.0 -54.8 790.2 790.3 327.0 791.6 0.14 TRP 224 10988 -60.9 -68.9 34 8.0 -61.0 260 40 325.6 325.6 290.5 325.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5475.00 m Freezing level: 798.24 mb = 1983.87 m = 6508.68 ft Freezing level: 767.00 mb = 2301.82 m = 7551.80 ft Freezing level: 767.00 mb = 2301.82 m = 7551.80 ft Wetbulb zero: 829.00 mb = 1677.81 m = 5504.55 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 33.63 % Est. max temperature: 16.83 C = 62.29 F Sfc-Lift cond lev (LCL): 775.18 mb = 2217.11 m = 7273.88 ft T: -0.75 C 700-500 lapse rate: 7.26 C/km ThetaE index: 4.69 C Layer 946.0- 925.0 mb Conv cond level (CCL): 694.38 mb = 3090.33 m = 10138.77 ft Mean mixing ratio: 4.02 g/kg Conv temperature: 24.00 C = 75.21 F Cap Strength: 4.75 C Lifted Index: 4.02 C Risk: None Lifted Index @300 mb: 7.86 C Lifted Index @700 mb: 3.58 C Showalter Index: 5.37 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 19.30 C K Index: 4.10 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 1.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.87 J/kg Max Up Vert Vel: 6.76 m/s Conv Inhibition (B-): 58371.68 J/kg Cap Strength: 4.71 C Lift Cond Lev (LCL): 763.40 mb = 2339.38 m = 7675.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 13 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 ---------------------------------------------------------- 0 985 245 45 3 -2.1 -2.1 | 101 14 -14.0 2.8 1 925 776 30 5 -2.5 -4.3 | 93 14 -14.4 0.6 2 850 1476 345 5 1.3 -4.8 | 91 11 -10.6 0.1 3 700 3027 255 17 16.4 4.4 | 206 10 4.6 9.4 4 500 5590 260 29 28.6 5.0 | 239 19 16.7 10.0 5 400 7190 250 33 31.0 11.3 | 230 25 19.1 16.2 6 300 9130 250 36 33.8 12.3 | 232 28 22.0 17.3 7 250 10300 255 40 38.6 10.4 | 240 31 26.8 15.3 8 224 10988 260 40 39.4 6.9 | 247 30 27.5 11.9 9 200 11700 260 31 30.5 5.4 | 241 21 18.7 10.3 10 150 13550 265 25 24.9 2.2 | 241 15 13.0 7.1 11 100 16160 265 25 24.9 2.2 | 241 15 13.0 7.1 12 70 18450 225 19 13.4 13.4 | 185 18 1.6 18.4 13 50 20590 245 13 11.8 5.5 | 180 10 -0.1 10.5 14 30 23820 220 7 4.5 5.4 | 144 13 -7.4 10.3 15 20 26370 280 13 12.8 -2.3 | 199 3 0.9 2.7 Wind Parameters Mean winds (0-6000m): 262.7 at 17.2 knts Storm direction: 292.7 at 12.9 knts Shear (0-3000m) pos: 0.0 neg: 3.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 108.9 deg Storm rel helicity (0-3000m) pos: 3.7 neg: -18.0 tot: -14.3 m^2/s^2 ave: -4.8 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 4.9 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.43 Bulk Shear: 53.25 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 36 4 97 14| 0.0 2.2 2.2| 0.0 -8.0 -8.0 -16.1 -0.99| 2.2 -2.2 1000 25 4 94 14| 0.0 1.8 1.8| 0.0 -10.8 -10.8 -10.8 -0.60| 2.5 -1.5 1500 9 5 91 13| 0.0 2.4 2.4| 0.4 -14.3 -13.9 -9.3 -0.47| 3.0 -1.4 2000 345 6 86 10| 0.0 3.1 3.1| 0.5 -16.0 -15.5 -7.8 -0.34| 3.8 -1.3 2500 313 7 90 7| 0.0 3.5 3.5| 1.5 -16.0 -14.5 -5.8 -0.08| 4.6 -0.4 3000 285 9 129 4| 0.0 3.5 3.5| 3.7 -18.0 -14.3 -4.8 -0.07| 4.9 -0.3 4000 269 12 178 5| 0.6 2.7 3.3| 14.9 -18.0 -3.0 -0.8 0.05| 4.3 0.2 5000 265 15 203 7| 1.0 2.1 3.1| 27.2 -18.0 9.2 1.8 0.12| 3.9 0.5 6000 263 17 216 9| 0.8 2.1 2.9| 31.1 -25.1 6.1 1.0 0.09| 3.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250424.12.gif