UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U9612... Searching the city database file for: U9612 ... Date:1200Z 8 DEC 25 Station: U9612 WMO ident: 29612 Latitude: 55.37 Longitude: 78.37 ------------------------------------------------------------------------------- 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 1020 117 -25.1 -28.4 74 3.3 -25.4 30 5 246.6 246.7 246.5 247.6 0.36 1 1000 261 -24.7 -28.2 73 3.5 -25.0 45 7 248.4 248.5 248.2 249.5 0.37 2 988 349 -21.7 -25.4 72 3.7 -22.1 49 8 252.3 252.4 251.8 253.7 0.49 3 965 523 -20.7 -24.6 71 3.9 -21.2 56 10 255.0 255.1 254.2 256.5 0.54 4 933 774 -17.9 -22.8 65 4.9 -18.6 67 12 260.4 260.5 258.8 262.2 0.65 5 925 838 -17.7 -22.7 65 5.0 -18.4 70 13 261.2 261.3 259.5 263.1 0.67 6 890 1128 -16.9 -25.9 46 9.0 -18.2 65 14 264.9 265.0 262.0 266.4 0.52 7 850 1473 -17.3 -29.3 34 12.0 -18.9 60 15 268.0 268.1 264.1 269.2 0.40 8 810 1834 -17.5 -31.5 28 14.0 -19.3 30 16 271.5 271.6 266.4 272.6 0.34 9 706 2855 -21.5 -39.5 18 18.0 -23.2 305 19 278.0 278.0 270.2 278.6 0.18 10 700 2918 -21.7 -39.7 18 18.0 -23.4 300 19 278.5 278.5 270.5 279.0 0.17 11 524 4994 -35.3 -46.3 32 11.0 -35.9 287 35 286.1 286.2 274.8 286.5 0.11 12 500 5320 -36.7 -46.7 35 10.0 -37.2 285 38 288.3 288.3 276.0 288.7 0.11 13 434 6291 -42.3 -48.3 52 6.0 -42.5 279 46 293.1 293.1 278.4 293.5 0.11 14 400 6840 -45.9 -52.9 45 7.0 -46.1 275 50 295.3 295.3 279.4 295.6 0.07 15 336 7980 -53.3 -61.1 38 7.8 -53.4 270 60 300.3 300.3 281.5 300.4 0.03 16 319 8312 -55.5 -63.5 36 8.0 -55.6 272 59 301.8 301.8 282.1 301.9 0.02 17 300 8700 -58.3 -66.3 35 8.0 -58.4 275 58 303.2 303.2 282.7 303.2 0.02 18 251 9796 -64.9 -72.9 32 8.0 -65.0 275 54 309.2 309.2 285.0 309.3 0.01 19 250 9820 -64.9 -72.9 32 8.0 -65.0 275 54 309.6 309.6 285.2 309.6 0.01 20 200 11200 -60.9 -68.9 34 8.0 -61.0 280 46 336.3 336.3 293.4 336.4 0.02 21 183 11752 -59.9 -67.9 34 8.0 -60.0 280 44 346.6 346.6 295.9 346.7 0.02 22 150 12990 -60.7 -69.7 30 9.0 -60.8 280 40 365.5 365.5 299.8 365.6 0.02 23 109 14960 -61.1 -71.1 25 10.0 -61.3 272 45 399.7 399.7 305.2 399.8 0.02 24 100 15490 -63.1 -73.1 25 10.0 -63.3 270 46 405.8 405.8 306.0 405.9 0.02 25 99 15552 -63.3 -73.3 25 10.0 -63.4 270 46 406.6 406.6 306.1 406.7 0.02 26 70 17670 -65.7 -75.7 24 10.0 -65.8 270 50 443.8 443.8 310.3 443.9 0.02 27 50 19690 -68.5 -79.5 19 11.0 -68.7 265 56 482.1 482.1 313.6 482.1 0.01 28 30 22730 -70.9 -81.9 18 11.0 -71.1 260 66 551.4 551.4 318.2 551.5 0.02 29 22 24562 -72.1 -83.1 18 11.0 -72.3 598.9 598.9 320.6 599.0 0.02 TRP 251 9796 -64.9 -72.9 32 8.0 -65.0 275 54 309.2 309.2 285.0 309.3 0.01 WND 336 7980 -53.3 -61.1 38 7.8 -53.4 270 60 300.3 300.3 281.5 300.4 0.03 Sounding variables and indices 1000-500 mb thick: 5059.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 34.29 % Est. max temperature: -5.18 C = 22.68 F Sfc-Lift cond lev (LCL): 965.24 mb = 521.21 m = 1709.98 ft T: -20.71 C 700-500 lapse rate: 6.24 C/km ThetaE index: 0.00 C Layer 1020.0- -0.0 mb Conv cond level (CCL): 1000.00 mb = 261.00 m = 856.29 ft Mean mixing ratio: 0.52 g/kg Conv temperature: -23.13 C = -9.63 F Cap Strength: 25.21 C Lifted Index: 26.62 C Risk: None Lifted Index @300 mb: 33.50 C Lifted Index @700 mb: 20.76 C Showalter Index: 15.84 C Risk: None Total Totals Index: 26.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 7.40 C K Index: -27.90 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 4.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.36 J/kg Max Up Vert Vel: 10.80 m/s Conv Inhibition (B-): 51613.05 J/kg Cap Strength: 26.13 C Lift Cond Lev (LCL): 908.58 mb = 972.49 m = 3190.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 18 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 1020 117 30 5 -2.5 -4.3 | 134 16 -11.4 11.0 1 1000 261 45 7 -4.9 -4.9 | 127 17 -13.9 10.4 2 925 838 70 13 -12.2 -4.4 | 117 24 -21.2 10.9 3 850 1473 60 15 -13.0 -7.5 | 110 23 -21.9 7.9 4 700 2918 300 19 16.5 -9.5 | 232 10 7.5 5.9 5 500 5320 285 38 36.7 -9.8 | 259 28 27.8 5.5 6 400 6840 275 50 49.8 -4.4 | 255 42 40.9 11.0 7 336 7980 270 60 60.0 -0.0 | 253 53 51.1 15.4 8 300 8700 275 58 57.8 -5.1 | 258 50 48.8 10.3 9 251 9796 275 54 53.8 -4.7 | 257 46 44.8 10.7 10 250 9820 275 54 53.8 -4.7 | 257 46 44.8 10.7 11 200 11200 280 46 45.3 -8.0 | 259 37 36.4 7.4 12 150 12990 280 40 39.4 -6.9 | 255 32 30.4 8.4 13 100 15490 270 46 46.0 -0.0 | 247 40 37.1 15.4 14 70 17670 270 50 50.0 -0.0 | 249 44 41.1 15.4 15 50 19690 265 56 55.8 4.9 | 247 51 46.8 20.2 16 30 22730 260 66 65.0 11.5 | 244 62 56.1 26.8 Wind Parameters Mean winds (0-6000m): 299.8 at 23.7 knts Storm direction: 329.8 at 17.8 knts Shear (0-3000m) pos: 1.8 neg: 5.3 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 105.0 deg Storm rel helicity (0-3000m) pos: 3.2 neg: -90.1 tot: -86.9 m^2/s^2 ave: -29.0 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 8.8 stream: -4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.58 Bulk Shear: 100.97 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 8 124 18| 7.1 0.0 7.1| 0.0 -21.8 -21.8 -43.6 -0.67| 7.1 -4.8 1000 62 10 120 21| 5.3 0.0 5.3| 0.0 -33.8 -33.8 -33.8 -0.59| 5.7 -3.4 1500 61 12 117 22| 3.5 1.6 5.1| 0.0 -57.9 -57.9 -38.6 -0.66| 5.5 -3.6 2000 51 13 111 20| 2.6 3.9 6.6| 0.0 -83.7 -83.7 -41.8 -0.59| 7.2 -4.2 2500 37 14 104 18| 2.1 5.1 7.2| 0.0 -87.7 -87.7 -35.1 -0.54| 8.6 -4.7 3000 20 15 97 14| 1.8 5.3 7.1| 3.2 -90.1 -86.9 -29.0 -0.45| 8.8 -4.0 4000 337 17 83 2| 1.3 5.1 6.4| 17.0 -90.1 -73.1 -18.3 -0.32| 7.7 -2.5 5000 312 20 253 7| 1.1 4.9 6.0| 23.3 -90.1 -66.9 -13.4 -0.26| 7.1 -1.9 6000 300 24 253 12| 0.9 4.8 5.7| 23.3 -97.5 -74.2 -12.4 -0.24| 6.7 -1.6 Wrote GIF file: /home/apache/climate/data/raob//U9612/skewt/U9612.skewt.20251208.12.gif