UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 11 OCT 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1026 74 -1.3 -10.3 50 9.0 -4.0 50 1 269.9 270.1 267.7 274.6 1.70 1 1000 278 -2.9 -9.9 58 7.0 -5.0 55 3 270.2 270.5 268.1 275.2 1.80 2 925 892 -8.5 -13.4 68 4.9 -9.8 60 5 270.6 270.9 267.8 274.7 1.47 3 882 1257 -11.9 -14.9 78 3.0 -12.6 66 7 270.8 271.0 267.8 274.6 1.36 4 868 1380 -11.7 -14.4 80 2.7 -12.3 68 8 272.3 272.5 268.8 276.3 1.44 5 850 1540 -10.3 -18.3 52 8.0 -12.1 70 9 275.4 275.5 270.2 278.4 1.06 6 839 1640 -10.1 -20.1 44 10.0 -12.3 71 9 276.6 276.7 270.7 279.3 0.92 7 727 2736 -13.9 -19.9 60 6.0 -15.2 78 14 284.0 284.2 275.2 287.3 1.08 8 700 3022 -15.3 -21.3 60 6.0 -16.6 80 15 285.5 285.7 275.9 288.6 1.00 9 590 4298 -21.3 -27.3 58 6.0 -22.3 80 20 292.9 293.0 279.1 295.1 0.69 10 500 5500 -29.3 -38.3 41 9.0 -30.2 80 25 297.3 297.4 280.6 298.3 0.28 11 457 6137 -34.1 -43.1 40 9.0 -34.7 74 27 299.1 299.1 281.2 299.7 0.19 12 400 7060 -39.5 -48.5 38 9.0 -39.9 65 31 303.7 303.7 283.0 304.1 0.12 13 383 7356 -40.7 -49.7 37 9.0 -41.1 63 33 305.9 305.9 283.9 306.3 0.11 14 300 8970 -53.5 -62.5 33 9.0 -53.7 55 42 309.9 309.9 285.3 310.0 0.03 15 282 9361 -57.1 -65.1 36 8.0 -57.2 53 42 310.3 310.3 285.5 310.4 0.02 16 253 10036 -60.7 -68.7 34 8.0 -60.8 50 42 314.7 314.8 287.0 314.8 0.01 17 250 10110 -60.9 -68.9 34 8.0 -61.0 50 40 315.5 315.5 287.3 315.6 0.01 18 243 10288 -61.1 -69.1 34 8.0 -61.2 49 40 317.8 317.8 288.1 317.9 0.01 19 200 11530 -53.9 -63.9 28 10.0 -54.1 40 38 347.4 347.4 296.1 347.6 0.04 20 199 11562 -53.5 -64.5 25 11.0 -53.8 40 38 348.5 348.6 296.3 348.7 0.03 21 150 13370 -55.3 -69.3 16 14.0 -55.6 25 29 374.8 374.8 301.4 374.9 0.02 22 100 15950 -57.1 -72.1 13 15.0 -57.5 310 21 417.4 417.4 307.4 417.5 0.02 23 99 16013 -57.1 -72.1 13 15.0 -57.5 310 21 418.6 418.6 307.6 418.7 0.02 24 70 18180 -60.1 -74.1 14 14.0 -60.4 305 13 455.8 455.8 311.4 455.9 0.02 25 55 19678 -62.1 -76.1 14 14.0 -62.4 483.8 483.8 313.8 483.9 0.02 26 51 20145 -61.5 -76.5 12 15.0 -61.9 495.7 495.7 314.7 495.9 0.02 TRP 253 10036 -60.7 -68.7 34 8.0 -60.8 50 42 314.7 314.8 287.0 314.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5222.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 57.32 % Est. max temperature: 0.27 C = 32.49 F Sfc-Lift cond lev (LCL): 890.57 mb = 1183.25 m = 3882.02 ft T: -11.21 C 700-500 lapse rate: 5.65 C/km ThetaE index: 0.59 C Layer 925.0- 868.0 mb Conv cond level (CCL): 700.21 mb = 3019.72 m = 9907.09 ft Mean mixing ratio: 1.66 g/kg Conv temperature: 14.49 C = 58.08 F Cap Strength: 16.12 C Lifted Index: 18.61 C Risk: None Lifted Index @300 mb: 24.82 C Lifted Index @700 mb: 11.22 C Showalter Index: 15.86 C Risk: None Total Totals Index: 30.00 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 11.00 C K Index: -5.30 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 4.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.09 J/kg Max Up Vert Vel: 2.04 m/s Conv Inhibition (B-): 32314.63 J/kg Cap Strength: 18.63 C Lift Cond Lev (LCL): 880.18 mb = 1273.21 m = 4177.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 107 at 11 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 1026 74 50 1 -0.8 -0.6 | 292 11 10.0 -4.0 1 1000 278 55 3 -2.5 -1.7 | 302 10 8.3 -5.1 2 925 892 60 5 -4.3 -2.5 | 312 9 6.5 -5.9 3 850 1540 70 9 -8.5 -3.1 | 340 7 2.3 -6.5 4 700 3022 80 15 -14.8 -2.6 | 33 7 -4.0 -6.0 5 500 5500 80 25 -24.6 -4.3 | 61 16 -13.8 -7.7 6 400 7060 65 31 -28.1 -13.1 | 46 24 -17.3 -16.5 7 300 8970 55 42 -34.4 -24.1 | 41 36 -23.6 -27.5 8 253 10036 50 42 -32.2 -27.0 | 35 37 -21.4 -30.4 9 250 10110 50 40 -30.6 -25.7 | 34 35 -19.8 -29.1 10 200 11530 40 38 -24.4 -29.1 | 23 35 -13.6 -32.5 11 150 13370 25 29 -12.3 -26.3 | 3 30 -1.5 -29.7 12 100 15950 310 21 16.1 -13.5 | 302 32 26.9 -16.9 13 70 18180 305 13 10.6 -7.5 | 297 24 21.5 -10.9 Wind Parameters Mean winds (0-6000m): 77.5 at 15.1 knts Storm direction: 107.5 at 11.3 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 102.7 deg Storm rel helicity (0-3000m) pos: 28.1 neg: 0.0 tot: 28.1 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 20.61 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 56 3 301 10| 3.1 0.0 3.1| 6.8 0.0 6.8 13.6 0.86| 3.1 2.6 1000 59 4 306 9| 2.7 0.0 2.7| 11.2 0.0 11.2 11.2 0.86| 2.7 2.3 1500 63 5 313 8| 2.8 0.0 2.8| 16.9 0.0 16.9 11.3 0.88| 2.9 2.5 2000 67 6 320 8| 2.6 0.0 2.6| 20.6 0.0 20.6 10.3 0.90| 2.7 2.4 2500 70 8 328 7| 2.5 0.0 2.5| 24.3 0.0 24.3 9.7 0.92| 2.6 2.4 3000 73 9 337 6| 2.5 0.0 2.5| 28.1 0.0 28.1 9.4 0.92| 2.5 2.3 4000 75 11 356 6| 1.8 0.5 2.4| 33.7 0.0 33.7 8.4 0.85| 2.4 2.1 5000 77 13 16 7| 1.5 0.8 2.3| 39.2 0.0 39.2 7.8 0.78| 2.4 1.8 6000 77 15 31 8| 1.2 1.0 2.3| 41.5 -7.4 34.1 5.7 0.60| 2.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251011.12.gif