UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for U8661... Searching the city database file for: U8661 ... Date:0000Z 9 DEC 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 1032 70 -23.7 -26.3 79 2.6 -23.9 10 5 247.2 247.3 247.2 248.4 0.43 1 1000 300 -24.7 -27.4 78 2.7 -24.9 40 19 248.4 248.5 248.2 249.5 0.40 2 999 307 -24.5 -27.2 78 2.7 -24.8 40 19 248.7 248.8 248.4 249.8 0.41 3 987 396 -20.5 -23.3 78 2.8 -20.8 44 19 253.6 253.7 253.1 255.2 0.59 4 948 696 -17.7 -22.5 66 4.8 -18.4 57 18 259.4 259.5 258.1 261.2 0.66 5 925 880 -16.9 -22.9 60 6.0 -17.8 65 17 262.0 262.1 260.1 263.9 0.65 6 850 1516 -16.5 -27.5 38 11.0 -18.1 50 21 268.9 268.9 264.8 270.2 0.47 7 802 1953 -16.1 -33.1 22 17.0 -18.3 46 20 273.8 273.8 267.8 274.7 0.29 8 791 2057 -16.5 -34.5 20 18.0 -18.7 44 20 274.4 274.5 268.2 275.3 0.26 9 700 2964 -22.7 -37.7 24 15.0 -24.2 35 17 277.3 277.4 269.9 278.0 0.21 10 682 3155 -23.3 -39.3 22 16.0 -24.8 32 17 278.8 278.8 270.7 279.3 0.19 11 500 5350 -40.3 -49.3 38 9.0 -40.6 360 21 283.9 283.9 273.6 284.2 0.09 12 434 6297 -48.3 -56.3 39 8.0 -48.5 19 21 285.5 285.5 274.3 285.6 0.04 13 400 6830 -50.7 -57.7 43 7.0 -50.8 30 21 289.1 289.1 276.3 289.2 0.04 14 398 6863 -50.7 -57.7 43 7.0 -50.8 30 21 289.5 289.5 276.5 289.7 0.04 15 348 7729 -55.3 -62.3 41 7.0 -55.4 30 26 294.6 294.6 279.0 294.7 0.03 16 300 8670 -58.5 -66.5 35 8.0 -58.6 30 31 302.9 302.9 282.5 302.9 0.02 17 287 8947 -59.5 -67.5 35 8.0 -59.6 30 31 305.3 305.3 283.5 305.4 0.02 18 279 9123 -58.5 -66.5 35 8.0 -58.6 25 30 309.2 309.2 285.1 309.3 0.02 19 250 9810 -58.9 -66.9 35 8.0 -59.0 5 27 318.5 318.5 288.3 318.6 0.02 20 200 11210 -59.5 -67.5 35 8.0 -59.6 350 23 338.5 338.5 294.0 338.6 0.02 21 150 13000 -61.9 -70.9 29 9.0 -62.0 320 27 363.4 363.4 299.4 363.5 0.02 22 144 13252 -62.3 -71.3 29 9.0 -62.4 367.0 367.0 300.1 367.1 0.02 TRP 287 8947 -59.5 -67.5 35 8.0 -59.6 30 31 305.3 305.3 283.5 305.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5050.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 36.65 % Est. max temperature: -4.89 C = 23.20 F Sfc-Lift cond lev (LCL): 988.27 mb = 386.57 m = 1268.27 ft T: -20.92 C 700-500 lapse rate: 7.38 C/km ThetaE index: 0.00 C Layer 1032.0- 0.0 mb Conv cond level (CCL): 1000.00 mb = 300.00 m = 984.24 ft Mean mixing ratio: 0.55 g/kg Conv temperature: -21.72 C = -7.09 F Cap Strength: 21.36 C Lifted Index: 23.55 C Risk: None Lifted Index @300 mb: 33.77 C Lifted Index @700 mb: 20.29 C Showalter Index: 11.36 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 12.80 C K Index: -18.70 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 64.11 J/kg Max Up Vert Vel: 11.32 m/s Conv Inhibition (B-): 17640.73 J/kg Cap Strength: 23.49 C Lift Cond Lev (LCL): 927.60 mb = 858.99 m = 2818.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 59 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 1032 70 10 5 -0.9 -4.9 | 258 12 11.3 2.4 1 1000 300 40 19 -12.2 -14.6 | 1 7 -0.1 -7.3 2 925 880 65 17 -15.4 -7.2 | 92 3 -3.3 0.1 3 850 1516 50 21 -16.1 -13.5 | 32 7 -3.9 -6.2 4 700 2964 35 17 -9.8 -13.9 | 340 7 2.4 -6.6 5 500 5350 360 21 -0.0 -21.0 | 318 18 12.1 -13.7 6 400 6830 30 21 -10.5 -18.2 | 351 11 1.6 -10.9 7 300 8670 30 31 -15.5 -26.8 | 10 20 -3.4 -19.6 8 287 8947 30 31 -15.5 -26.8 | 10 20 -3.4 -19.6 9 250 9810 5 27 -2.4 -26.9 | 333 22 9.8 -19.6 10 200 11210 350 23 4.0 -22.7 | 314 22 16.1 -15.4 11 150 13000 320 27 17.4 -20.7 | 294 32 29.5 -13.4 Wind Parameters Mean winds (0-6000m): 29.0 at 18.9 knts Storm direction: 59.0 at 14.2 knts Shear (0-3000m) pos: 2.7 neg: 1.4 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 81.0 deg Storm rel helicity (0-3000m) pos: 36.5 neg: -17.7 tot: 18.8 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 19.10 Bulk Shear: 3.36 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 41 15 336 5| 15.1 0.0 15.1| 33.0 0.0 33.0 66.0 0.90| 19.7 17.7 1000 51 17 12 3| 8.0 0.0 8.0| 36.5 -1.4 35.1 35.1 0.78| 12.8 10.1 1500 52 18 26 4| 5.3 1.6 6.9| 36.5 -6.4 30.1 20.1 0.55| 10.2 5.6 2000 51 18 25 5| 4.0 1.4 5.4| 36.5 -10.6 25.9 13.0 0.44| 8.2 3.6 2500 49 18 19 5| 3.2 1.4 4.6| 36.5 -14.5 22.0 8.8 0.35| 7.0 2.4 3000 47 18 13 5| 2.7 1.4 4.1| 36.5 -17.7 18.8 6.3 0.28| 6.2 1.7 4000 42 18 360 6| 2.0 1.7 3.7| 36.5 -21.8 14.7 3.7 0.21| 5.3 1.1 5000 35 18 349 8| 1.6 1.9 3.5| 36.5 -30.8 5.7 1.1 0.13| 4.8 0.6 6000 29 19 342 10| 1.6 1.6 3.2| 53.3 -33.9 19.4 3.2 0.18| 4.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251209.00.gif