UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 3 DEC 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 169 SFC 985 290 0.0 -1.9 87 1.9 -0.7 295 3 274.3 274.9 273.2 283.5 3.37 2 925 790 -4.1 -7.0 80 2.9 -5.1 310 23 275.1 275.5 272.2 281.9 2.44 3 850 1452 -7.9 -10.2 84 2.3 -8.6 330 19 277.9 278.2 273.3 283.7 2.07 4 816 1768 -10.1 -12.2 85 2.1 -10.7 327 20 278.8 279.1 273.5 284.1 1.83 5 809 1834 -8.7 -10.6 86 1.9 -9.3 326 20 281.0 281.3 275.1 287.0 2.10 6 802 1902 -8.9 -10.7 87 1.8 -9.5 326 20 281.5 281.8 275.4 287.5 2.11 7 746 2459 -11.5 -17.5 61 6.0 -13.0 320 22 284.5 284.7 275.8 288.4 1.30 8 739 2531 -10.7 -17.7 56 7.0 -12.5 319 22 286.2 286.4 276.7 290.0 1.29 9 734 2584 -10.5 -16.5 61 6.0 -12.1 319 22 286.9 287.2 277.3 291.2 1.43 10 700 2947 -12.7 -19.7 56 7.0 -14.3 315 23 288.4 288.6 277.6 291.9 1.14 11 664 3347 -15.5 -20.5 65 5.0 -16.6 317 24 289.7 289.9 278.2 293.1 1.13 12 626 3789 -16.7 -21.4 67 4.7 -17.7 318 26 293.2 293.4 279.8 296.7 1.10 13 606 4032 -17.5 -23.5 59 6.0 -18.7 319 26 295.0 295.2 280.4 298.0 0.95 14 531 5006 -24.3 -39.3 24 15.0 -25.9 323 30 298.2 298.3 280.9 299.1 0.24 15 515 5228 -26.5 -42.5 21 16.0 -28.0 324 30 298.2 298.2 280.8 298.8 0.18 16 500 5440 -28.3 -44.3 20 16.0 -29.6 325 31 298.5 298.6 280.9 299.1 0.15 17 432 6472 -37.9 -47.9 34 10.0 -38.4 332 40 299.1 299.1 281.1 299.5 0.12 18 405 6915 -40.7 -49.7 37 9.0 -41.1 334 43 301.0 301.0 281.9 301.4 0.10 19 400 7000 -41.1 -50.1 37 9.0 -41.5 335 44 301.6 301.6 282.1 301.9 0.10 20 322 8443 -50.9 -61.4 28 10.5 -51.1 360 75 307.3 307.3 284.4 307.4 0.03 21 300 8900 -54.1 -65.1 25 11.0 -54.2 360 69 309.1 309.1 285.0 309.2 0.02 22 250 10050 -57.7 -68.7 23 11.0 -57.8 350 50 320.3 320.3 288.8 320.3 0.01 23 230 10574 -59.7 -70.7 23 11.0 -59.8 345 38 325.0 325.0 290.3 325.0 0.01 24 228 10629 -59.7 -70.7 23 11.0 -59.8 344 38 325.8 325.8 290.5 325.8 0.01 25 200 11450 -59.1 -71.1 20 12.0 -59.2 330 42 339.2 339.2 294.1 339.2 0.01 26 192 11706 -58.1 -70.1 20 12.0 -58.3 327 41 344.8 344.8 295.5 344.8 0.02 27 150 13250 -59.5 -72.5 17 13.0 -59.7 310 36 367.6 367.6 300.1 367.6 0.01 28 100 15770 -63.9 -77.9 13 14.0 -64.1 305 27 404.3 404.3 305.7 404.3 0.01 29 70 17950 -64.3 -79.3 11 15.0 -64.5 295 35 446.8 446.8 310.6 446.9 0.01 30 50 19990 -68.1 -83.1 10 15.0 -68.3 483.0 483.0 313.7 483.1 0.01 TRP 230 10574 -59.7 -70.7 23 11.0 -59.8 345 38 325.0 325.0 290.3 325.0 0.01 WND 322 8443 -50.9 -61.4 28 10.5 -51.1 360 75 307.3 307.3 284.4 307.4 0.03 Sounding variables and indices 1000-500 mb thick: 5271.00 m Freezing level: 985.00 mb = 290.12 m = 951.84 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 62.09 % Est. max temperature: 3.93 C = 39.07 F Sfc-Lift cond lev (LCL): 956.12 mb = 526.84 m = 1728.47 ft T: -1.94 C 700-500 lapse rate: 6.26 C/km ThetaE index: 1.63 C Layer 925.0- 850.0 mb Conv cond level (CCL): 875.93 mb = 1216.76 m = 3991.94 ft Mean mixing ratio: 2.67 g/kg Conv temperature: 2.55 C = 36.59 F Cap Strength: 13.77 C Lifted Index: 13.60 C Risk: None Lifted Index @300 mb: 18.83 C Lifted Index @700 mb: 8.08 C Showalter Index: 12.70 C Risk: None Total Totals Index: 38.50 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 18.10 C K Index: 3.20 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 3.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.26 J/kg Max Up Vert Vel: 4.06 m/s Conv Inhibition (B-): 27651.75 J/kg Cap Strength: 13.73 C Lift Cond Lev (LCL): 899.01 mb = 1013.12 m = 3323.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 352 at 19 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 ---------------------------------------------------------- 0 985 290 295 3 2.7 -1.3 | 180 17 0.0 17.2 1 925 790 310 23 17.6 -14.8 | 256 15 14.9 3.7 2 850 1452 330 19 9.5 -16.5 | 254 7 6.8 2.0 3 700 2947 315 23 16.3 -16.3 | 261 14 13.6 2.2 4 500 5440 325 31 17.8 -25.4 | 295 17 15.1 -6.9 5 400 7000 335 44 18.6 -39.9 | 323 27 15.9 -21.4 6 322 8443 360 75 -0.0 -75.0 | 3 57 -2.7 -56.5 7 300 8900 360 69 -0.0 -69.0 | 3 51 -2.7 -50.5 8 250 10050 350 50 8.7 -49.2 | 349 31 6.0 -30.8 9 230 10574 345 38 9.8 -36.7 | 339 20 7.2 -18.2 10 200 11450 330 42 21.0 -36.4 | 314 26 18.3 -17.9 11 150 13250 310 36 27.6 -23.1 | 281 25 24.9 -4.7 12 100 15770 305 27 22.1 -15.5 | 261 20 19.4 3.0 13 70 17950 295 35 31.7 -14.8 | 263 29 29.0 3.7 Wind Parameters Mean winds (0-6000m): 321.8 at 24.9 knts Storm direction: 351.8 at 18.7 knts Shear (0-3000m) pos: 3.0 neg: 1.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 85.7 deg Storm rel helicity (0-3000m) pos: 85.1 neg: -1.2 tot: 83.9 m^2/s^2 ave: 28.0 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 21.02 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 13 216 13| 20.7 0.0 20.7| 76.9 0.0 76.9 153.8 0.97| 21.0 20.3 1000 314 17 236 12| 9.0 0.0 9.0| 78.2 -0.4 77.8 77.8 0.74| 13.8 10.2 1500 319 18 242 10| 6.0 0.0 6.0| 79.1 -1.2 77.9 52.0 0.67| 10.3 6.9 2000 320 19 246 10| 4.5 0.6 5.1| 80.3 -1.2 79.1 39.5 0.64| 8.3 5.3 2500 320 19 249 10| 3.6 0.9 4.5| 80.7 -1.2 79.5 31.8 0.60| 7.1 4.2 3000 319 20 252 11| 3.0 1.0 4.0| 85.1 -1.2 83.9 28.0 0.60| 6.2 3.7 4000 319 21 258 12| 2.7 0.7 3.4| 98.6 -1.2 97.4 24.4 0.63| 5.2 3.3 5000 320 23 266 12| 2.5 0.6 3.1|113.2 -1.2 112.0 22.4 0.66| 4.5 3.0 6000 322 25 275 13| 2.8 0.5 3.3|145.0 -1.2 143.8 24.0 0.67| 4.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251203.12.gif