UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062212.upa.cvt Date: 1200Z 22 JUN 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 22 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 80 SFC 981 242 13.4 9.8 79 3.6 11.3 290 5 288.1 289.5 285.3 310.0 7.77 2 949 520 11.8 4.8 62 7.0 8.1 293 12 289.2 290.2 283.6 305.5 5.68 3 925 734 9.6 2.6 62 7.0 6.1 295 17 289.1 290.0 282.7 303.4 4.99 4 898 980 8.6 2.6 66 6.0 5.6 290 17 290.6 291.5 283.5 305.3 5.14 5 887 1082 5.8 0.8 70 5.0 3.4 288 17 288.7 289.5 282.1 301.8 4.57 6 850 1430 4.2 -0.4 72 4.6 2.1 280 17 290.5 291.3 282.7 303.2 4.37 7 724 2715 -3.9 -6.9 80 3.0 -5.1 259 19 295.3 295.9 283.3 304.7 3.15 8 700 2980 -5.9 -8.2 84 2.3 -6.8 255 19 296.0 296.5 283.3 304.8 2.94 9 678 3229 -6.7 -8.9 84 2.2 -7.5 255 19 297.8 298.3 284.0 306.5 2.87 10 674 3275 -6.7 -11.7 68 5.0 -8.4 256 19 298.3 298.7 283.5 305.4 2.31 11 558 4719 -15.7 -21.7 60 6.0 -17.1 258 20 304.2 304.4 284.6 308.1 1.21 12 545 4896 -19.1 -24.1 65 5.0 -20.1 259 20 302.2 302.4 283.6 305.5 1.00 13 519 5257 -21.3 -30.3 44 9.0 -22.8 259 21 303.8 303.9 283.7 305.8 0.59 14 500 5530 -23.3 -32.3 43 9.0 -24.6 260 21 304.6 304.7 284.0 306.4 0.51 15 472 5950 -26.3 -37.3 35 11.0 -27.6 254 21 306.0 306.0 284.2 307.1 0.33 16 462 6104 -28.1 -40.1 31 12.0 -29.3 251 21 305.6 305.7 284.0 306.5 0.25 17 400 7120 -37.1 -47.1 35 10.0 -37.7 235 21 306.8 306.8 284.3 307.3 0.14 18 340 8229 -45.7 -54.7 36 9.0 -46.0 225 31 309.7 309.7 285.3 309.9 0.07 19 332 8389 -45.7 -54.7 36 9.0 -46.0 230 29 311.8 311.8 286.1 312.0 0.07 20 300 9070 -43.9 -61.9 12 18.0 -44.5 250 23 323.5 323.5 289.9 323.6 0.03 21 273 9700 -44.3 -69.3 5 25.0 -44.9 255 28 331.7 331.8 292.2 331.8 0.01 22 250 10290 -42.9 -66.9 5 24.0 -43.7 260 33 342.3 342.3 294.9 342.4 0.02 23 246 10399 -42.9 -66.9 5 24.0 -43.7 257 33 343.9 343.9 295.3 344.0 0.02 24 200 11790 -45.3 -69.3 5 24.0 -46.1 220 31 361.0 361.0 298.9 361.1 0.02 25 150 13690 -48.5 -72.5 5 24.0 -49.2 315 21 386.5 386.5 303.3 386.6 0.01 26 103 16148 -51.5 -73.5 6 22.0 -52.2 338 28 424.6 424.6 308.3 424.7 0.02 27 100 16340 -51.7 -73.7 5 22.0 -52.4 340 29 427.8 427.8 308.6 427.9 0.02 28 92 16881 -51.3 -74.3 5 23.0 -52.1 439.0 439.0 309.8 439.0 0.02 TRP 340 8229 -45.7 -54.7 36 9.0 -46.0 225 31 309.7 309.7 285.3 309.9 0.07 WND Sounding variables and indices 1000-500 mb thick: 5450.00 m Freezing level: 784.67 mb = 2096.30 m = 6877.54 ft Wetbulb zero: 813.50 mb = 1781.48 m = 5844.68 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 67.55 % Est. max temperature: 16.48 C = 61.67 F Sfc-Lift cond lev (LCL): 929.31 mb = 695.23 m = 2280.93 ft T: 10.00 C 700-500 lapse rate: 6.82 C/km ThetaE index: 6.55 C Layer 949.0- 898.0 mb Conv cond level (CCL): 821.95 mb = 1698.80 m = 5573.43 ft Mean mixing ratio: 5.58 g/kg Conv temperature: 16.81 C = 62.26 F Cap Strength: 3.26 C Lifted Index: 2.14 C Risk: None Lifted Index @300 mb: 13.15 C Lifted Index @700 mb: 0.70 C Showalter Index: 3.46 C Risk: None Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 22.90 C K Index: 24.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 83.00 Risk: None Energy Index: 0.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.63 J/kg Max Up Vert Vel: 3.35 m/s Conv Inhibition (B-): 13577.89 J/kg Cap Strength: 3.23 C Lift Cond Lev (LCL): 850.34 mb = 1426.76 m = 4680.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 at 14 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 ---------------------------------------------------------- 0 981 242 290 5 4.7 -1.7 | 116 9 -8.1 3.9 1 925 734 295 17 15.4 -7.2 | 300 3 2.7 -1.5 2 850 1430 280 17 16.7 -3.0 | 236 5 4.0 2.7 3 700 2980 255 19 18.4 4.9 | 208 12 5.6 10.6 4 500 5530 260 21 20.7 3.6 | 220 12 7.9 9.3 5 400 7120 235 21 17.2 12.0 | 194 18 4.5 17.7 6 340 8229 225 31 21.9 21.9 | 198 29 9.2 27.6 7 300 9070 250 23 21.6 7.9 | 213 16 8.9 13.5 8 250 10290 260 33 32.5 5.7 | 240 23 19.7 11.4 9 200 11790 220 31 19.9 23.7 | 194 30 7.2 29.4 10 150 13690 315 21 14.8 -14.8 | 347 9 2.1 -9.2 11 100 16340 340 29 9.9 -27.3 | 7 22 -2.8 -21.6 Wind Parameters Mean winds (0-6000m): 263.9 at 18.6 knts Storm direction: 293.9 at 13.9 knts Shear (0-3000m) pos: 2.1 neg: 2.1 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 93.1 deg Storm rel helicity (0-3000m) pos: 1.2 neg: -12.0 tot: -10.8 m^2/s^2 ave: -3.6 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.38 Bulk Shear: 14.75 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 ------------------------------------------------------------------------------- 500 294 11 114 3| 12.4 0.0 12.4| 0.6 0.0 0.6 1.2 0.31| 13.8 4.3 1000 291 14 212 1| 6.2 1.6 7.8| 0.6 -2.6 -2.1 -2.1 0.07| 8.6 0.6 1500 287 15 232 2| 4.1 2.0 6.2| 0.6 -4.8 -4.2 -2.8 -0.02| 6.7 -0.2 2000 282 16 229 4| 3.1 2.2 5.3| 0.6 -7.1 -6.5 -3.3 -0.07| 5.7 -0.4 2500 278 16 224 5| 2.5 2.3 4.8| 0.6 -10.3 -9.7 -3.9 -0.12| 5.1 -0.6 3000 273 17 220 6| 2.1 2.1 4.2| 1.2 -12.0 -10.8 -3.6 -0.12| 4.5 -0.6 4000 269 17 218 8| 1.7 1.6 3.3| 4.5 -12.0 -7.5 -1.9 -0.08| 3.5 -0.3 5000 266 18 217 9| 1.5 1.3 2.7| 7.8 -12.0 -4.1 -0.8 -0.04| 2.9 -0.1 6000 264 19 217 10| 1.2 1.4 2.6| 8.7 -23.0 -14.3 -2.4 -0.12| 2.8 -0.3 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250622.12.gif