UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112800.upa.cvt Date: 0000Z 28 NOV 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 28 NOV 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 160 SFC 990 241 0.2 -1.7 87 1.9 -0.6 270 3 274.1 274.7 273.1 283.4 3.40 2 965 445 -2.7 -4.8 85 2.1 -3.4 268 10 273.2 273.7 271.6 280.8 2.77 3 925 780 -4.9 -6.8 87 1.9 -5.5 265 21 274.3 274.7 271.8 281.2 2.48 4 850 1440 -9.3 -10.8 89 1.5 -9.7 280 13 276.4 276.7 272.3 282.0 1.97 5 831 1614 -10.7 -12.2 89 1.5 -11.1 277 13 276.7 277.0 272.2 281.8 1.80 6 825 1670 -10.5 -12.0 89 1.5 -10.9 276 14 277.5 277.8 272.8 282.8 1.84 7 811 1803 -5.9 -7.0 92 1.1 -6.3 274 14 283.8 284.2 277.5 291.7 2.78 8 803 1880 -5.5 -6.5 93 1.0 -5.9 273 14 285.0 285.5 278.3 293.4 2.92 9 753 2383 -6.5 -10.6 73 4.1 -7.9 264 15 289.2 289.6 279.5 295.9 2.26 10 700 2950 -9.1 -15.1 62 6.0 -10.9 255 17 292.4 292.7 280.3 297.5 1.69 11 635 3698 -12.5 -21.5 47 9.0 -14.7 255 19 296.8 297.0 281.4 300.2 1.08 12 534 4993 -23.3 -36.3 29 13.0 -24.9 255 23 299.0 299.0 281.3 300.0 0.32 13 500 5470 -27.1 -39.1 31 12.0 -28.3 255 25 300.0 300.0 281.7 300.9 0.26 14 447 6266 -33.9 -46.9 26 13.0 -34.7 273 20 301.2 301.2 282.0 301.7 0.13 15 400 7040 -36.5 -51.5 20 15.0 -37.3 290 15 307.6 307.6 284.5 307.9 0.08 16 362 7727 -39.9 -56.9 15 17.0 -40.6 288 16 311.9 311.9 286.1 312.1 0.05 17 300 8990 -46.9 -63.9 13 17.0 -47.3 285 19 319.3 319.3 288.5 319.3 0.02 18 257 10002 -52.9 -68.9 13 16.0 -53.1 281 21 324.8 324.8 290.2 324.9 0.01 19 250 10180 -52.7 -68.7 13 16.0 -52.9 280 21 327.7 327.7 291.1 327.8 0.01 20 200 11610 -55.9 -71.9 12 16.0 -56.1 290 31 344.2 344.2 295.3 344.3 0.01 21 169 12675 -59.9 -75.9 11 16.0 -60.0 285 27 354.6 354.6 297.6 354.6 0.01 22 150 13420 -60.9 -76.9 10 16.0 -61.1 285 27 365.2 365.2 299.7 365.2 0.01 23 100 15920 -65.1 -80.1 11 15.0 -65.3 280 25 401.9 401.9 305.5 402.0 0.01 24 89 16633 -63.7 -79.7 10 16.0 -63.9 280 25 418.4 418.4 307.5 418.4 0.01 25 70 18090 -68.7 -84.7 8 16.0 -68.8 280 25 437.4 437.4 309.6 437.4 0.00 26 69 18177 -68.7 -84.7 8 16.0 -68.8 281 25 439.2 439.2 309.8 439.2 0.00 27 50 20110 -69.3 -84.3 10 15.0 -69.5 295 27 480.2 480.2 313.5 480.2 0.01 28 30 23150 -70.7 -85.7 9 15.0 -70.9 285 35 551.9 551.9 318.2 552.0 0.01 29 20 25540 -71.5 -87.5 7 16.0 -71.8 280 50 617.3 617.3 321.4 617.4 0.01 30 11 29061 -72.7 -88.7 7 16.0 -73.2 728.1 728.1 325.3 728.2 0.01 TRP 169 12675 -59.9 -75.9 11 16.0 -60.0 285 27 354.6 354.6 297.6 354.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5310.00 m Freezing level: 988.28 mb = 254.80 m = 835.96 ft Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 62.18 % Est. max temperature: 2.63 C = 36.73 F Sfc-Lift cond lev (LCL): 960.99 mb = 478.00 m = 1568.22 ft T: -2.92 C 700-500 lapse rate: 7.14 C/km ThetaE index: 2.61 C Layer 965.0- 925.0 mb Conv cond level (CCL): 899.22 mb = 1000.64 m = 3282.89 ft Mean mixing ratio: 2.64 g/kg Conv temperature: 1.06 C = 33.92 F Cap Strength: 15.35 C Lifted Index: 15.71 C Risk: None Lifted Index @300 mb: 26.85 C Lifted Index @700 mb: 12.56 C Showalter Index: 15.27 C Risk: None Total Totals Index: 34.10 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 16.30 C K Index: 1.00 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 4.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.40 J/kg Max Up Vert Vel: 3.85 m/s Conv Inhibition (B-): 61760.46 J/kg Cap Strength: 15.71 C Lift Cond Lev (LCL): 911.54 mb = 894.43 m = 2934.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 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 ---------------------------------------------------------- 0 990 241 270 3 3.0 -0.0 | 116 11 -10.0 4.9 1 925 780 265 21 20.9 1.8 | 230 10 7.9 6.7 2 850 1440 280 13 12.8 -2.3 | 176 3 -0.2 2.6 3 700 2950 255 17 16.4 4.4 | 200 10 3.4 9.3 4 500 5470 255 25 24.1 6.5 | 225 16 11.1 11.3 5 400 7040 290 15 14.1 -5.1 | 284 1 1.1 -0.3 6 300 8990 285 19 18.4 -4.9 | 271 5 5.3 -0.1 7 250 10180 280 21 20.7 -3.6 | 261 8 7.7 1.2 8 200 11610 290 31 29.1 -10.6 | 290 17 16.1 -5.7 9 169 12675 285 27 26.1 -7.0 | 279 13 13.1 -2.1 10 150 13420 285 27 26.1 -7.0 | 279 13 13.1 -2.1 11 100 15920 280 25 24.6 -4.3 | 267 12 11.6 0.5 12 70 18090 280 25 24.6 -4.3 | 267 12 11.6 0.5 13 50 20110 295 27 24.5 -11.4 | 300 13 11.5 -6.5 14 30 23150 285 35 33.8 -9.1 | 281 21 20.8 -4.2 15 20 25540 280 50 49.2 -8.7 | 276 36 36.2 -3.8 Wind Parameters Mean winds (0-6000m): 260.5 at 18.5 knts Storm direction: 290.5 at 13.9 knts Shear (0-3000m) pos: 0.9 neg: 3.5 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 88.5 deg Storm rel helicity (0-3000m) pos: 29.0 neg: -4.4 tot: 24.6 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.05 Bulk Shear: 7.07 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 ------------------------------------------------------------------------------- 500 266 11 163 6| 0.0 17.2 17.2| 23.7 0.0 23.7 47.4 0.78| 17.4 13.6 1000 268 15 199 6| 2.7 8.6 11.3| 25.3 -2.3 22.9 22.9 0.53| 11.9 6.3 1500 270 15 198 5| 1.8 5.2 7.0| 26.0 -4.1 21.9 14.6 0.40| 9.4 3.8 2000 270 14 197 5| 1.4 4.3 5.7| 26.8 -4.1 22.7 11.4 0.39| 7.6 3.0 2500 268 15 198 6| 1.1 3.8 4.9| 27.0 -4.1 22.9 9.2 0.36| 6.7 2.4 3000 266 15 199 6| 0.9 3.5 4.4| 29.0 -4.4 24.6 8.2 0.36| 5.9 2.1 4000 263 16 204 8| 0.7 3.0 3.7| 35.7 -4.4 31.4 7.8 0.39| 4.8 1.9 5000 260 18 209 9| 0.5 2.7 3.3| 42.5 -4.4 38.1 7.6 0.40| 4.2 1.7 6000 260 19 214 10| 1.1 2.3 3.4| 54.4 -4.4 50.0 8.3 0.40| 4.3 1.7 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251128.00.gif