UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 2 DEC 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1006 138 -1.1 100 1 271.6 1 1000 186 -1.7 -1.9 99 0.2 -1.8 150 1 271.5 272.0 271.4 280.4 3.32 2 930 761 -3.9 34 7 274.9 3 925 804 -2.9 25 7 276.3 4 907 960 -2.3 35 7 278.5 5 877 1226 -4.3 53 6 279.1 6 864 1344 -3.3 61 5 281.4 7 850 1473 -3.5 70 5 282.5 8 816 1795 -4.3 -6.1 87 1.8 -5.0 65 5 284.9 285.5 278.4 293.5 2.97 9 724 2728 -9.7 -9.9 98 0.2 -9.8 49 3 288.9 289.4 279.7 296.3 2.49 10 700 2988 -11.1 -11.8 95 0.7 -11.3 45 3 290.2 290.6 279.9 296.8 2.21 11 643 3637 -14.5 -17.9 75 3.4 -15.4 48 8 293.5 293.7 280.4 297.9 1.45 12 500 5490 -29.3 -33.4 68 4.1 -29.8 55 21 297.3 297.4 280.8 298.8 0.46 13 400 7030 -43.5 -48.4 58 4.9 -43.7 25 31 298.5 298.5 280.8 298.9 0.12 14 392 7166 -44.5 -49.3 59 4.8 -44.7 24 31 298.9 298.9 281.0 299.3 0.11 15 377 7430 -42.7 -47.7 58 5.0 -42.9 22 31 304.6 304.6 283.4 305.1 0.14 16 302 8907 -51.1 -59.1 38 8.0 -51.3 10 33 312.7 312.7 286.4 312.9 0.04 17 300 8950 -50.7 -58.7 38 8.0 -50.9 10 33 313.9 313.9 286.8 314.1 0.05 18 250 10120 -55.1 -63.1 36 8.0 -55.2 10 19 324.1 324.2 290.0 324.3 0.03 19 239 10407 -56.1 -65.1 31 9.0 -56.2 360 17 326.8 326.8 290.9 326.9 0.03 20 200 11540 -56.7 -65.7 31 9.0 -56.9 335 9 343.0 343.0 295.1 343.1 0.03 21 152 13276 -57.3 -67.3 27 10.0 -57.5 302 24 370.0 370.0 300.6 370.1 0.03 22 150 13360 -57.9 -67.9 27 10.0 -58.1 300 25 370.3 370.3 300.7 370.4 0.03 23 106 15513 -63.9 -77.9 13 14.0 -64.1 291 20 397.6 397.6 304.9 397.6 0.01 24 100 15870 -63.7 -78.7 11 15.0 -63.8 290 19 404.7 404.7 305.8 404.7 0.01 25 70 18050 -65.7 -93.7 1 28.0 -65.9 290 38 443.8 443.8 310.3 443.8 0.00 26 66 18405 -67.3 -95.3 1 28.0 -67.5 288 37 447.9 447.9 310.7 447.9 0.00 27 62 18783 -65.1 -93.1 1 28.0 -65.4 286 36 460.8 460.8 311.8 460.8 0.00 28 50 20080 -68.5 -95.5 1 27.0 -68.7 280 33 482.1 482.1 313.6 482.1 0.00 29 30 23120 -72.1 -98.1 1 26.0 -72.3 285 40 548.1 548.1 318.0 548.1 0.00 30 20 25490 -74.7 -99.7 1 25.0 -74.9 290 60 607.5 607.5 320.9 607.5 0.00 31 19 25788 -75.5 -100.5 1 25.0 -75.7 290 68 614.1 614.1 321.2 614.1 0.00 32 18 26100 -76.3 -101.3 1 25.0 -76.4 621.1 621.1 321.5 621.1 0.00 TRP 239 10407 -56.1 -65.1 31 9.0 -56.2 360 17 326.8 326.8 290.9 326.9 0.03 WND 19 25788 -75.5 -100.5 1 25.0 -75.7 290 68 614.1 614.1 321.2 614.1 0.00 Sounding variables and indices 1000-500 mb thick: 5304.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.47 inches Sfc-500 mean rel hum: 80.73 % Est. max temperature: 9.33 C = 48.80 F 700-500 lapse rate: 7.27 C/km ThetaE index: 0.00 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 779.70 mb = 2150.15 m = 7054.20 ft Mean mixing ratio: 3.05 g/kg Conv temperature: 13.82 C = 56.87 F Cap Strength: 11.61 C Lifted Index: 12.75 C Risk: None Lifted Index @300 mb: 22.35 C Lifted Index @700 mb: 9.80 C Showalter Index: 6.07 C Risk: None Total Totals Index: 49.84 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 24.04 C K Index: 19.84 Risk: < 20 % chance of thunderstorms Sweat Index: 47.86 Risk: None Energy Index: 1.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.72 J/kg Max Up Vert Vel: 7.03 m/s Conv Inhibition (B-): 49887.51 J/kg Cap Strength: 12.75 C Lift Cond Lev (LCL): 940.02 mb = 676.37 m = 2219.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 82 at 7 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 1006 138 100 1 -1.0 0.2 | 259 6 6.2 1.2 1 1000 186 150 1 -0.5 0.9 | 254 7 6.7 1.9 2 925 804 25 7 -3.0 -6.3 | 321 7 4.3 -5.3 3 850 1473 70 5 -4.7 -1.7 | 284 3 2.5 -0.6 4 700 2988 45 3 -2.1 -2.1 | 282 5 5.1 -1.1 5 500 5490 55 21 -17.2 -12.0 | 42 15 -10.0 -11.0 6 400 7030 25 31 -13.1 -28.1 | 12 28 -5.9 -27.0 7 300 8950 10 33 -5.7 -32.5 | 357 31 1.5 -31.4 8 250 10120 10 19 -3.3 -18.7 | 347 18 3.9 -17.6 9 239 10407 360 17 -0.0 -17.0 | 336 18 7.2 -15.9 10 200 11540 335 9 3.8 -8.2 | 303 13 11.0 -7.1 11 150 13360 300 25 21.7 -12.5 | 292 31 28.9 -11.4 12 100 15870 290 19 17.9 -6.5 | 282 26 25.1 -5.4 13 70 18050 290 38 35.7 -13.0 | 286 45 42.9 -11.9 14 50 20080 280 33 32.5 -5.7 | 277 40 39.7 -4.7 15 30 23120 285 40 38.6 -10.4 | 281 47 45.9 -9.3 16 20 25490 290 60 56.4 -20.5 | 287 67 63.6 -19.5 Wind Parameters Mean winds (0-6000m): 51.6 at 9.7 knts Storm direction: 81.6 at 7.3 knts Shear (0-3000m) pos: 0.4 neg: 1.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 33.8 deg Storm rel helicity (0-3000m) pos: 5.3 neg: -4.7 tot: 0.6 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.82 Bulk Shear: 6.47 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 71 3 269 4| 0.0 4.8 4.8| 2.7 -2.4 0.3 0.5 0.25| 7.5 1.9 1000 34 5 301 5| 0.0 2.8 2.8| 4.1 -2.9 1.2 1.2 0.21| 6.9 1.4 1500 43 5 303 5| 0.8 1.9 2.6| 4.1 -4.3 -0.2 -0.1 0.07| 5.5 0.4 2000 48 5 300 4| 0.6 1.3 1.9| 4.1 -4.3 -0.2 -0.1 0.07| 4.3 0.3 2500 50 5 297 4| 0.5 1.0 1.5| 4.1 -4.5 -0.3 -0.1 0.05| 3.6 0.2 3000 50 4 294 4| 0.4 1.0 1.3| 5.3 -4.7 0.6 0.2 0.09| 3.3 0.3 4000 50 5 305 4| 0.8 0.7 1.5| 13.4 -4.7 8.7 2.2 0.31| 3.4 1.1 5000 52 7 335 4| 1.4 0.6 1.9| 22.8 -4.7 18.1 3.6 0.36| 3.5 1.2 6000 52 10 5 5| 1.1 1.2 2.3| 26.1 -22.6 3.5 0.6 0.21| 3.7 0.8 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251202.12.gif