UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 25 DEC 25 Station: ULOL WMO ident: 26477 Latitude: 56.38 Longitude: 30.60 Elevation: 98.00 ------------------------------------------------------------------------------- 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 1011 98 0.4 -0.7 92 1.1 -0.0 250 5 272.7 273.3 272.5 282.4 3.59 1 1000 193 -0.5 -3.5 80 3.0 -1.6 265 15 272.6 273.1 271.5 280.7 2.95 2 961 510 -2.1 -4.5 84 2.4 -3.0 288 23 274.2 274.6 272.3 282.0 2.84 3 925 815 -0.5 -2.2 88 1.7 -1.2 310 31 278.8 279.4 275.9 288.6 3.51 4 906 981 -0.5 -2.1 89 1.6 -1.2 312 33 280.5 281.1 276.9 290.6 3.61 5 850 1489 -2.7 -4.7 86 2.0 -3.5 320 38 283.3 283.9 277.8 292.3 3.17 6 740 2576 -8.5 -11.0 82 2.5 -9.3 316 39 288.5 288.8 279.1 295.0 2.23 7 700 3004 -11.7 -14.5 80 2.8 -12.5 315 40 289.5 289.8 279.0 294.9 1.77 8 676 3270 -13.7 -16.7 78 3.0 -14.5 318 41 290.2 290.5 279.0 294.8 1.53 9 500 5520 -22.1 -24.5 81 2.4 -22.6 340 46 306.1 306.3 285.1 309.6 1.05 10 481 5804 -23.9 -26.6 78 2.7 -24.4 342 46 307.3 307.5 285.4 310.3 0.90 11 400 7120 -34.9 -38.8 68 3.9 -35.3 350 44 309.6 309.7 285.6 310.8 0.33 12 397 7173 -35.3 -39.2 67 3.9 -35.7 350 45 309.8 309.8 285.7 310.9 0.32 13 300 9050 -53.5 -57.6 61 4.1 -53.6 355 64 309.9 309.9 285.4 310.1 0.05 14 265 9836 -60.3 -64.2 60 3.9 -60.3 360 71 311.2 311.2 285.8 311.3 0.03 15 250 10200 -60.3 -64.3 59 4.0 -60.3 5 75 316.4 316.4 287.6 316.5 0.03 16 238 10507 -60.7 -64.7 59 4.0 -60.7 10 79 320.4 320.4 288.9 320.5 0.03 17 206 11405 -61.7 -65.8 58 4.1 -61.7 2 77 332.2 332.2 292.3 332.3 0.03 18 200 11590 -58.7 -63.2 56 4.5 -58.8 360 77 339.8 339.8 294.3 340.0 0.04 19 194 11782 -57.5 -62.0 56 4.5 -57.6 360 74 344.7 344.7 295.5 344.9 0.05 20 160 12989 -61.5 -66.3 53 4.8 -61.6 360 55 357.5 357.5 298.2 357.6 0.03 21 150 13390 -60.9 -65.9 52 5.0 -61.0 360 48 365.2 365.2 299.7 365.3 0.04 22 100 15890 -64.3 -70.3 44 6.0 -64.4 10 52 403.5 403.5 305.7 403.6 0.03 23 90 16536 -63.3 -70.3 38 7.0 -63.4 10 53 417.8 417.8 307.5 418.0 0.03 24 79 17329 -67.3 -74.3 36 7.0 -67.4 10 55 425.4 425.4 308.3 425.5 0.02 25 70 18060 -65.9 -73.9 32 8.0 -66.0 10 56 443.4 443.4 310.2 443.5 0.02 26 64 18603 -64.9 -72.9 32 8.0 -65.1 7 55 457.1 457.1 311.5 457.3 0.03 27 50 20090 -68.7 -76.7 31 8.0 -68.8 360 54 481.6 481.6 313.6 481.7 0.02 28 46 20588 -69.5 -77.5 30 8.0 -69.6 491.3 491.3 314.3 491.4 0.02 TRP 265 9836 -60.3 -64.2 60 3.9 -60.3 360 71 311.2 311.2 285.8 311.3 0.03 WND 238 10507 -60.7 -64.7 59 4.0 -60.7 10 79 320.4 320.4 288.9 320.5 0.03 Sounding variables and indices 1000-500 mb thick: 5327.00 m Freezing level: 1006.11 mb = 140.22 m = 460.04 ft Wetbulb zero: Below ground Precipitable water: 0.50 inches Sfc-500 mean rel hum: 82.03 % Est. max temperature: 10.48 C = 50.86 F Sfc-Lift cond lev (LCL): 993.67 mb = 243.64 m = 799.33 ft T: -0.76 C 700-500 lapse rate: 4.13 C/km ThetaE index: 1.71 C Layer 1000.0- 961.0 mb Conv cond level (CCL): 788.34 mb = 2079.47 m = 6822.32 ft Mean mixing ratio: 3.13 g/kg Conv temperature: 13.86 C = 56.94 F Cap Strength: 8.19 C Lifted Index: 18.72 C Risk: None Lifted Index @300 mb: 18.43 C Lifted Index @700 mb: 8.08 C Showalter Index: 12.39 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 17.40 C K Index: 11.90 Risk: None Sweat Index: 122.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.09 J/kg Max Up Vert Vel: 7.88 m/s Conv Inhibition (B-): 32392.61 J/kg Cap Strength: 18.23 C Lift Cond Lev (LCL): 927.09 mb = 797.01 m = 2614.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 354 at 29 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 1011 98 250 5 4.7 1.7 | 183 31 1.6 30.7 1 1000 193 265 15 14.9 1.3 | 201 33 11.8 30.3 2 925 815 310 31 23.7 -19.9 | 246 23 20.6 9.1 3 850 1489 320 38 24.4 -29.1 | 270 21 21.3 -0.1 4 700 3004 315 40 28.3 -28.3 | 268 25 25.2 0.7 5 500 5520 340 46 15.7 -43.2 | 318 19 12.6 -14.2 6 400 7120 350 44 7.6 -43.3 | 342 15 4.5 -14.3 7 300 9050 355 64 5.6 -63.8 | 356 35 2.5 -34.8 8 265 9836 360 71 -0.0 -71.0 | 4 42 -3.1 -42.0 9 250 10200 5 75 -6.5 -74.7 | 12 47 -9.6 -45.7 10 238 10507 10 79 -13.7 -77.8 | 19 52 -16.8 -48.8 11 200 11590 360 77 -0.0 -77.0 | 4 48 -3.1 -48.0 12 150 13390 360 48 -0.0 -48.0 | 9 19 -3.1 -19.0 13 100 15890 10 52 -9.0 -51.2 | 29 25 -12.1 -22.2 14 70 18060 10 56 -9.7 -55.1 | 26 29 -12.8 -26.2 15 50 20090 360 54 -0.0 -54.0 | 7 25 -3.1 -25.0 Wind Parameters Mean winds (0-6000m): 323.9 at 38.9 knts Storm direction: 353.9 at 29.2 knts Shear (0-3000m) pos: 6.3 neg: 0.6 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 86.8 deg Storm rel helicity (0-3000m) pos: 303.8 neg: -4.8 tot: 299.0 m^2/s^2 ave: 99.7 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 7.0 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.30 Bulk Shear: 105.35 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 ------------------------------------------------------------------------------- 500 281 18 210 29| 22.8 0.0 22.8|192.6 0.0 192.6 385.2 0.95| 25.7 24.5 1000 301 25 228 24| 16.5 0.0 16.5|268.8 0.0 268.8 268.8 0.94| 19.7 18.4 1500 308 28 240 22| 12.6 0.0 12.6|299.7 -0.2 299.5 199.7 0.94| 15.1 14.1 2000 312 31 247 22| 9.4 0.3 9.8|299.7 -1.6 298.1 149.1 0.90| 11.6 10.5 2500 313 33 252 22| 7.6 0.5 8.1|299.7 -3.3 296.5 118.6 0.87| 9.6 8.4 3000 314 34 255 22| 6.3 0.6 6.9|303.8 -4.8 299.0 99.7 0.85| 8.3 7.0 4000 316 36 261 22| 5.2 0.4 5.6|346.1 -4.8 341.3 85.3 0.86| 7.2 6.2 5000 320 37 269 21| 4.5 0.3 4.9|387.4 -4.8 382.6 76.5 0.87| 6.6 5.7 6000 324 39 277 20| 3.9 0.3 4.2|416.9 -4.8 412.0 68.7 0.87| 6.0 5.3 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251225.12.gif