UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U3802... Searching the city database file for: U3802 ... Date:1200Z 6 DEC 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 1010 120 -5.5 -7.5 86 2.0 -6.1 45 5 266.9 267.2 266.5 272.7 2.15 1 1000 198 -6.9 -10.0 79 3.1 -7.8 45 9 266.2 266.5 265.4 271.1 1.78 2 966 467 -8.9 -11.3 83 2.4 -9.5 56 7 266.9 267.1 265.6 271.4 1.67 3 944 647 -5.9 -7.6 88 1.7 -6.4 63 6 271.7 272.1 269.9 278.0 2.28 4 925 806 -6.3 -7.9 88 1.6 -6.8 70 5 272.9 273.2 270.6 279.1 2.28 5 850 1464 -9.5 -11.5 85 2.0 -10.1 25 5 276.2 276.5 272.0 281.5 1.86 6 761 2311 -12.9 -15.5 81 2.6 -13.6 337 13 281.4 281.7 274.5 285.8 1.50 7 700 2942 -17.5 -19.8 82 2.3 -18.0 300 19 283.1 283.3 274.8 286.5 1.13 8 696 2985 -18.1 -20.3 83 2.2 -18.6 300 19 282.9 283.1 274.6 286.2 1.09 9 684 3115 -16.7 -19.1 82 2.4 -17.2 300 20 285.9 286.1 276.5 289.6 1.23 10 570 4459 -26.5 -29.2 78 2.7 -26.9 297 25 289.7 289.8 277.4 291.6 0.60 11 500 5390 -34.5 -38.2 69 3.7 -34.8 295 29 291.0 291.0 277.6 291.9 0.28 12 431 6409 -43.7 -47.8 64 4.1 -43.9 302 43 291.9 291.9 277.8 292.3 0.12 13 400 6910 -45.1 -49.1 64 4.0 -45.3 305 50 296.4 296.4 279.9 296.8 0.11 14 385 7164 -45.7 -49.8 63 4.1 -45.9 304 53 298.8 298.9 281.0 299.2 0.10 15 310 8580 -53.7 -58.7 54 5.0 -53.8 300 72 306.8 306.8 284.1 306.9 0.04 16 308 8622 -54.0 -59.0 54 5.0 -54.1 300 73 306.9 307.0 284.2 307.1 0.04 17 300 8790 -55.1 -60.0 54 4.9 -55.2 300 73 307.7 307.7 284.5 307.8 0.04 18 262 9641 -62.1 -68.1 44 6.0 -62.1 300 70 309.6 309.6 285.2 309.6 0.02 19 250 9930 -62.9 -67.9 51 5.0 -63.0 300 69 312.6 312.6 286.2 312.6 0.02 20 231 10417 -64.3 -69.3 50 5.0 -64.3 295 66 317.6 317.6 288.0 317.6 0.01 21 223 10634 -62.1 -68.1 44 6.0 -62.1 297 63 324.2 324.2 290.0 324.2 0.02 22 200 11310 -61.3 -67.3 45 6.0 -61.4 305 52 335.7 335.7 293.3 335.8 0.02 23 185 11796 -59.3 -65.3 46 6.0 -59.4 298 50 346.5 346.5 295.9 346.6 0.03 24 155 12897 -62.3 -68.3 44 6.0 -62.4 283 45 359.4 359.4 298.6 359.5 0.03 25 150 13100 -61.5 -67.5 45 6.0 -61.6 280 44 364.1 364.1 299.5 364.3 0.03 26 138 13617 -59.7 -65.7 45 6.0 -59.8 283 42 376.1 376.1 301.6 376.3 0.04 27 100 15610 -62.5 -69.5 38 7.0 -62.6 295 36 407.0 407.0 306.2 407.1 0.03 28 70 17790 -66.7 -73.7 37 7.0 -66.8 295 36 441.7 441.7 310.1 441.8 0.03 29 50 19790 -72.3 -79.3 34 7.0 -72.4 280 38 473.1 473.1 312.9 473.2 0.01 30 34 22026 -77.9 -84.9 31 7.0 -78.0 280 44 513.6 513.6 315.9 513.6 0.01 31 30 22740 -78.5 -85.5 31 7.0 -78.6 280 46 530.6 530.6 316.9 530.7 0.01 32 20 25040 -81.5 -88.5 29 7.0 -81.5 280 58 586.7 586.7 320.0 586.7 0.01 33 19 25327 -81.5 -88.5 29 7.0 -81.5 280 58 595.4 595.4 320.4 595.4 0.01 34 18 25631 -79.3 -86.3 31 7.0 -79.4 279 59 611.6 611.6 321.1 611.7 0.01 35 10 28930 -82.5 -89.5 29 7.0 -82.6 275 64 711.6 711.6 324.8 711.7 0.01 36 8.5 29848 -78.1 -86.1 26 8.0 -78.3 762.7 762.7 326.3 762.9 0.03 TRP 231 10417 -64.3 -69.3 50 5.0 -64.3 295 66 317.6 317.6 288.0 317.6 0.01 WND 308 8622 -54.0 -59.0 54 5.0 -54.1 300 73 306.9 307.0 284.2 307.1 0.04 Sounding variables and indices 1000-500 mb thick: 5192.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 80.74 % Est. max temperature: 3.37 C = 38.06 F Sfc-Lift cond lev (LCL): 978.38 mb = 368.06 m = 1207.54 ft T: -8.16 C 700-500 lapse rate: 6.94 C/km ThetaE index: 1.59 C Layer 1000.0- 966.0 mb Conv cond level (CCL): 796.11 mb = 1965.85 m = 6449.57 ft Mean mixing ratio: 1.99 g/kg Conv temperature: 6.92 C = 44.45 F Cap Strength: 13.27 C Lifted Index: 13.59 C Risk: None Lifted Index @300 mb: 23.34 C Lifted Index @700 mb: 9.20 C Showalter Index: 8.25 C Risk: None Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 23.00 C K Index: 11.20 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.42 J/kg Max Up Vert Vel: 8.42 m/s Conv Inhibition (B-): 52028.75 J/kg Cap Strength: 13.55 C Lift Cond Lev (LCL): 926.96 mb = 789.43 m = 2589.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 334 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 1010 120 45 5 -3.5 -3.5 | 133 13 -9.7 8.9 1 1000 198 45 9 -6.4 -6.4 | 116 14 -12.5 6.1 2 925 806 70 5 -4.7 -1.7 | 135 15 -10.8 10.7 3 850 1464 25 5 -2.1 -4.5 | 134 11 -8.3 7.9 4 700 2942 300 19 16.5 -9.5 | 254 11 10.3 2.9 5 500 5390 295 29 26.3 -12.3 | 269 20 20.1 0.2 6 400 6910 305 50 41.0 -28.7 | 295 38 34.8 -16.2 7 308 8622 300 73 63.2 -36.5 | 293 62 57.1 -24.1 8 300 8790 300 73 63.2 -36.5 | 293 62 57.1 -24.1 9 250 9930 300 69 59.8 -34.5 | 292 58 53.6 -22.1 10 231 10417 295 66 59.8 -27.9 | 286 56 53.7 -15.4 11 200 11310 305 52 42.6 -29.8 | 295 40 36.5 -17.4 12 150 13100 280 44 43.3 -7.6 | 263 37 37.2 4.8 13 100 15610 295 36 32.6 -15.2 | 276 27 26.5 -2.8 14 70 17790 295 36 32.6 -15.2 | 276 27 26.5 -2.8 15 50 19790 280 38 37.4 -6.6 | 259 32 31.3 5.8 16 30 22740 280 46 45.3 -8.0 | 264 39 39.2 4.5 17 20 25040 280 58 57.1 -10.1 | 267 51 51.0 2.4 18 10 28930 275 64 63.8 -5.6 | 263 58 57.6 6.9 Wind Parameters Mean winds (0-6000m): 303.7 at 18.5 knts Storm direction: 333.7 at 13.9 knts Shear (0-3000m) pos: 0.4 neg: 4.1 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 123.6 deg Storm rel helicity (0-3000m) pos: 19.8 neg: -24.7 tot: -5.0 m^2/s^2 ave: -1.7 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.56 Bulk Shear: 63.74 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 51 8 123 14| 2.1 0.0 2.1| 12.5 -13.4 -0.9 -1.8 -0.08| 7.5 -0.6 1000 54 6 128 14| 1.1 0.9 2.0| 18.0 -15.2 2.8 2.8 0.03| 5.4 0.2 1500 48 6 129 14| 0.7 1.7 2.4| 18.5 -18.1 0.4 0.3 -0.03| 4.9 -0.2 2000 31 7 125 12| 0.5 2.9 3.5| 18.5 -22.3 -3.8 -1.9 -0.12| 5.3 -0.7 2500 4 8 123 8| 0.4 3.8 4.2| 19.0 -22.4 -3.4 -1.4 0.01| 6.0 0.0 3000 336 10 148 4| 0.4 4.1 4.4| 19.8 -24.7 -5.0 -1.7 -0.02| 6.3 -0.1 4000 316 13 219 4| 0.3 3.6 3.8| 26.3 -24.7 1.5 0.4 0.03| 5.2 0.1 5000 307 16 244 7| 0.2 3.3 3.5| 31.7 -24.7 7.0 1.4 0.05| 4.6 0.2 6000 304 19 257 9| 0.8 2.7 3.6| 72.3 -24.7 47.6 7.9 0.16| 4.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251206.12.gif