UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110400.upa.cvt Date: 0000Z 4 NOV 25 Searching for U8661... Searching the city database file for: U8661 ... Date:0000Z 4 NOV 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- 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 1023 75 -11.3 -13.9 81 2.6 -11.9 340 5 260.2 260.4 259.9 263.6 1.27 1 1000 249 -13.1 -16.5 76 3.4 -13.7 5 15 260.0 260.2 259.4 262.9 1.05 2 938 734 -16.3 -18.8 81 2.5 -16.7 13 22 261.6 261.7 260.3 264.1 0.92 3 931 790 -12.9 -15.3 82 2.4 -13.4 14 22 265.6 265.8 264.0 269.1 1.25 4 930 799 -12.3 -14.7 82 2.4 -12.8 14 22 266.3 266.5 264.6 269.9 1.31 5 925 840 -11.1 -13.7 81 2.6 -11.7 15 23 268.0 268.2 266.0 271.9 1.43 6 922 865 -10.9 -14.0 78 3.1 -11.6 16 23 268.4 268.6 266.2 272.3 1.40 7 896 1085 -11.3 -21.3 43 10.0 -13.2 24 23 270.2 270.3 266.3 272.4 0.78 8 850 1488 -12.7 -29.7 23 17.0 -15.3 40 23 272.8 272.9 267.4 274.0 0.38 9 790 2044 -14.9 -33.9 18 19.0 -17.4 42 28 276.3 276.3 269.4 277.1 0.28 10 711 2836 -17.5 -37.5 16 20.0 -19.8 45 34 281.8 281.9 272.6 282.5 0.21 11 700 2953 -18.3 -38.3 16 20.0 -20.5 45 35 282.2 282.3 272.8 282.9 0.20 12 500 5380 -34.5 -52.5 14 18.0 -35.3 30 29 291.0 291.0 277.2 291.2 0.06 13 442 6227 -40.5 -56.5 16 16.0 -41.0 13 31 293.8 293.8 278.6 294.0 0.04 14 417 6621 -41.9 -57.9 16 16.0 -42.4 6 32 297.0 297.0 280.1 297.1 0.04 15 400 6900 -43.9 -59.9 15 16.0 -44.3 360 33 297.9 297.9 280.5 298.0 0.03 16 308 8612 -55.7 -69.7 16 14.0 -55.8 355 29 304.5 304.5 283.2 304.6 0.01 17 300 8780 -55.5 -68.5 18 13.0 -55.6 355 33 307.1 307.1 284.2 307.2 0.01 18 270 9455 -53.7 -65.7 22 12.0 -53.9 355 39 319.1 319.1 288.5 319.2 0.02 19 250 9950 -53.3 -65.3 22 12.0 -53.5 355 44 326.8 326.8 290.8 326.9 0.02 20 200 11390 -54.5 -68.5 16 14.0 -54.8 350 35 346.5 346.5 295.8 346.5 0.02 21 150 13220 -55.5 -71.5 12 16.0 -55.8 345 33 374.5 374.5 301.4 374.5 0.02 22 139 13705 -56.5 -72.5 12 16.0 -56.8 343 34 380.9 380.9 302.4 381.0 0.02 23 133 13985 -57.1 -73.1 11 16.0 -57.4 342 34 384.7 384.7 303.0 384.8 0.01 24 104 15534 -59.3 -76.3 9 17.0 -59.6 336 36 408.5 408.5 306.3 408.6 0.01 25 102 15656 -59.5 -76.5 9 17.0 -59.8 335 36 410.4 410.4 306.6 410.5 0.01 26 100 15780 -59.1 -76.1 9 17.0 -59.4 335 36 413.5 413.5 306.9 413.6 0.01 27 87 16649 -61.1 -78.1 9 17.0 -61.4 426.3 426.3 308.4 426.4 0.01 TRP 308 8612 -55.7 -69.7 16 14.0 -55.8 355 29 304.5 304.5 283.2 304.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5131.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 28.25 % Est. max temperature: 0.12 C = 32.22 F Sfc-Lift cond lev (LCL): 981.03 mb = 394.08 m = 1292.91 ft T: -14.06 C 700-500 lapse rate: 6.67 C/km ThetaE index: 0.68 C Layer 1000.0- 938.0 mb Conv cond level (CCL): 658.40 mb = 3394.94 m = 11138.13 ft Mean mixing ratio: 1.06 g/kg Conv temperature: 12.59 C = 54.66 F Cap Strength: 16.90 C Lifted Index: 21.96 C Risk: None Lifted Index @300 mb: 30.32 C Lifted Index @700 mb: 16.90 C Showalter Index: 14.17 C Risk: None Total Totals Index: 26.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 4.80 C K Index: -27.90 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 3.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.26 J/kg Max Up Vert Vel: 6.21 m/s Conv Inhibition (B-): 27351.84 J/kg Cap Strength: 21.76 C Lift Cond Lev (LCL): 928.30 mb = 812.72 m = 2666.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 65 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 1023 75 340 5 1.7 -4.7 | 258 21 20.8 4.4 1 1000 249 5 15 -1.3 -14.9 | 288 19 17.8 -5.8 2 925 840 15 23 -6.0 -22.2 | 315 19 13.2 -13.1 3 850 1488 40 23 -14.8 -17.6 | 333 10 4.3 -8.5 4 700 2953 45 35 -24.7 -24.7 | 20 17 -5.6 -15.6 5 500 5380 30 29 -14.5 -25.1 | 344 17 4.6 -16.0 6 400 6900 360 33 -0.0 -33.0 | 321 31 19.1 -23.9 7 308 8612 355 29 2.5 -28.9 | 312 29 21.6 -19.8 8 300 8780 355 33 2.9 -32.9 | 317 32 22.0 -23.8 9 250 9950 355 44 3.8 -43.8 | 327 42 22.9 -34.7 10 200 11390 350 35 6.1 -34.5 | 315 36 25.2 -25.4 11 150 13220 345 33 8.5 -31.9 | 309 36 27.7 -22.8 12 100 15780 335 36 15.2 -32.6 | 304 42 34.3 -23.5 Wind Parameters Mean winds (0-6000m): 34.5 at 28.2 knts Storm direction: 64.5 at 21.2 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 119.9 deg Storm rel helicity (0-3000m) pos: 146.1 neg: -2.0 tot: 144.2 m^2/s^2 ave: 48.1 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 5.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.51 Bulk Shear: 37.65 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 6 15 287 18| 15.8 0.0 15.8| 79.1 0.0 79.1 158.3 0.98| 16.1 15.8 1000 12 18 300 18| 10.1 0.0 10.1|106.1 0.0 106.1 106.1 0.91| 11.8 10.8 1500 20 20 308 15| 7.4 0.0 7.4|116.6 0.0 116.6 77.8 0.81| 10.3 8.3 2000 27 21 316 14| 6.6 0.0 6.6|127.0 0.0 127.0 63.5 0.82| 8.8 7.2 2500 31 23 326 13| 6.2 0.0 6.2|137.9 0.0 137.9 55.2 0.82| 7.9 6.4 3000 34 25 336 12| 5.6 0.0 5.6|146.1 -2.0 144.2 48.1 0.78| 7.2 5.6 4000 36 27 346 13| 4.2 0.6 4.8|146.1 -20.9 125.3 31.3 0.62| 6.0 3.7 5000 36 28 349 14| 3.4 0.9 4.3|146.1 -38.8 107.3 21.5 0.48| 5.2 2.5 6000 35 28 348 14| 2.8 1.4 4.2|146.1 -64.1 82.1 13.7 0.33| 5.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251104.00.gif