UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062500.upa.cvt Date: 0000Z 25 JUN 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 25 JUN 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 43 SFC 976 247 11.6 8.5 81 3.1 9.9 250 3 286.7 288.0 284.1 306.7 7.15 2 925 696 11.2 5.2 67 6.0 8.0 260 15 290.8 291.8 284.5 307.9 6.00 3 901 915 10.4 3.4 62 7.0 6.8 257 18 292.1 293.1 284.5 307.8 5.42 4 850 1398 7.0 1.0 66 6.0 4.1 250 25 293.5 294.3 284.4 307.6 4.84 5 722 2721 -0.9 -4.1 79 3.2 -2.3 250 28 298.8 299.5 285.5 310.6 3.91 6 700 2967 -4.5 -6.9 83 2.4 -5.5 250 29 297.5 298.1 284.3 307.3 3.25 7 645 3605 -9.1 -10.8 87 1.7 -9.7 250 30 299.3 299.8 284.3 307.3 2.60 8 634 3737 -10.1 -12.2 85 2.1 -10.8 250 31 299.7 300.1 284.2 307.0 2.36 9 548 4842 -18.5 -24.5 59 6.0 -19.8 250 33 302.4 302.6 283.6 305.6 0.96 10 527 5132 -19.9 -27.9 49 8.0 -21.4 250 34 304.2 304.3 284.0 306.6 0.73 11 500 5520 -22.5 -28.5 58 6.0 -23.5 250 35 305.6 305.7 284.6 308.0 0.73 12 466 6036 -24.7 -31.7 52 7.0 -25.8 252 36 309.1 309.2 285.7 311.1 0.58 13 406 7025 -32.9 -39.9 50 7.0 -33.6 255 38 310.9 311.0 286.0 311.9 0.29 14 400 7130 -33.5 -40.5 49 7.0 -34.1 255 38 311.4 311.5 286.2 312.4 0.28 15 300 9100 -46.3 -52.3 51 6.0 -46.6 265 42 320.1 320.1 288.9 320.5 0.10 16 293 9256 -47.5 -53.5 50 6.0 -47.7 265 42 320.6 320.6 289.0 320.9 0.09 17 250 10310 -44.5 -51.5 46 7.0 -44.9 270 40 339.9 339.9 294.4 340.4 0.13 18 225 11017 -42.3 -52.3 33 10.0 -42.9 270 38 353.7 353.7 297.5 354.2 0.13 19 200 11810 -43.5 -54.5 29 11.0 -44.2 270 36 363.9 363.9 299.5 364.4 0.12 20 150 13730 -46.9 -60.9 19 14.0 -47.6 270 33 389.2 389.3 303.8 389.6 0.07 21 101 16335 -51.1 -65.1 17 14.0 -51.8 275 21 427.8 427.8 308.6 428.1 0.06 22 100 16400 -51.1 -65.1 17 14.0 -51.8 275 21 429.0 429.0 308.7 429.3 0.06 23 70 18710 -52.1 -66.1 17 14.0 -52.9 280 17 472.9 472.9 312.9 473.4 0.08 24 50 20880 -53.1 -67.1 17 14.0 -54.1 265 9 518.3 518.4 316.2 518.9 0.09 25 48 21144 -53.5 -67.5 17 14.0 -54.5 265 9 523.5 523.5 316.5 524.1 0.09 26 30 24190 -52.3 -69.3 11 17.0 -54.2 265 9 602.1 602.1 320.7 602.9 0.11 27 23 25920 -49.3 -68.3 9 19.0 -52.4 658.4 658.5 323.0 659.8 0.17 TRP 293 9256 -47.5 -53.5 50 6.0 -47.7 265 42 320.6 320.6 289.0 320.9 0.09 WND Sounding variables and indices 1000-500 mb thick: 5477.00 m Freezing level: 736.58 mb = 2570.59 m = 8433.61 ft Wetbulb zero: 768.58 mb = 2214.47 m = 7265.24 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 71.06 % Est. max temperature: 19.24 C = 66.63 F Sfc-Lift cond lev (LCL): 931.34 mb = 638.83 m = 2095.89 ft T: 11.25 C 700-500 lapse rate: 7.05 C/km ThetaE index: 5.01 C Layer 700.0- 527.0 mb Conv cond level (CCL): 779.75 mb = 2097.44 m = 6881.29 ft Mean mixing ratio: 6.03 g/kg Conv temperature: 21.12 C = 70.02 F Cap Strength: 2.96 C Lifted Index: 1.33 C Risk: Showers probable Lifted Index @300 mb: 9.05 C Lifted Index @700 mb: 0.81 C Showalter Index: 1.33 C Risk: Showers probable Total Totals Index: 53.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.50 C Cross Totals Index: 23.50 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 177.00 Risk: None Energy Index: 0.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.98 J/kg Max Up Vert Vel: 7.07 m/s Conv Inhibition (B-): 41347.48 J/kg Cap Strength: 2.96 C Lift Cond Lev (LCL): 850.21 mb = 1396.00 m = 4580.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 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 ---------------------------------------------------------- 0 976 247 250 3 2.8 1.0 | 105 19 -18.0 4.9 1 925 696 260 15 14.8 2.6 | 137 9 -6.0 6.5 2 850 1398 250 25 23.5 8.6 | 192 13 2.7 12.5 3 700 2967 250 29 27.3 9.9 | 205 15 6.4 13.8 4 500 5520 250 35 32.9 12.0 | 217 20 12.1 15.9 5 400 7130 255 38 36.7 9.8 | 229 21 15.9 13.8 6 300 9100 265 42 41.8 3.7 | 250 22 21.0 7.6 7 293 9256 265 42 41.8 3.7 | 250 22 21.0 7.6 8 250 10310 270 40 40.0 -0.0 | 258 20 19.2 3.9 9 200 11810 270 36 36.0 -0.0 | 256 16 15.2 3.9 10 150 13730 270 33 33.0 -0.0 | 252 13 12.2 3.9 11 100 16400 275 21 20.9 -1.8 | 183 2 0.1 2.1 12 70 18710 280 17 16.7 -3.0 | 103 4 -4.1 1.0 13 50 20880 265 9 9.0 0.8 | 112 13 -11.8 4.7 14 30 24190 265 9 9.0 0.8 | 112 13 -11.8 4.7 Wind Parameters Mean winds (0-6000m): 250.7 at 28.2 knts Storm direction: 280.7 at 21.2 knts Shear (0-3000m) pos: 2.2 neg: 2.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 101.3 deg Storm rel helicity (0-3000m) pos: 61.7 neg: 0.0 tot: 61.7 m^2/s^2 ave: 20.6 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.54 Bulk Shear: 46.51 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 ------------------------------------------------------------------------------- 500 259 10 117 13| 13.1 0.0 13.1| 27.1 0.0 27.1 54.1 0.62| 13.2 8.1 1000 256 14 137 10| 6.6 3.9 10.4| 43.7 0.0 43.7 43.7 0.73| 10.5 7.6 1500 253 18 158 10| 4.4 3.7 8.0| 50.9 0.0 50.9 33.9 0.72| 8.1 5.8 2000 252 20 170 10| 3.3 3.1 6.4| 54.5 0.0 54.5 27.3 0.72| 6.4 4.6 2500 252 22 179 11| 2.6 2.7 5.3| 58.2 0.0 58.2 23.3 0.73| 5.4 3.9 3000 251 23 185 11| 2.2 2.5 4.7| 61.7 0.0 61.7 20.6 0.73| 4.7 3.4 4000 251 25 193 12| 1.6 2.1 3.8| 68.4 0.0 68.4 17.1 0.72| 3.8 2.7 5000 251 27 199 14| 1.3 2.0 3.3| 75.1 0.0 75.1 15.0 0.71| 3.3 2.3 6000 251 28 204 14| 1.3 1.6 2.9| 87.1 0.0 87.1 14.5 0.72| 3.0 2.1 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250625.00.gif