UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 18 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 1009 98 1.4 0.7 95 0.7 1.1 260 1 273.8 274.5 273.8 284.6 3.98 1 1000 179 0.4 -1.8 85 2.2 -0.4 270 1 273.5 274.1 272.7 282.6 3.35 2 936 707 -2.9 -4.7 87 1.8 -3.6 287 6 275.4 275.9 273.1 283.4 2.88 3 929 766 -0.5 -2.6 86 2.1 -1.3 289 7 278.5 279.0 275.6 287.9 3.39 4 925 801 -0.3 -3.2 81 2.9 -1.4 290 7 279.0 279.6 275.7 288.1 3.26 5 863 1358 1.6 -19.4 19 21.0 -4.3 319 14 286.6 286.7 276.4 289.5 0.95 6 850 1480 1.2 -23.8 13 25.0 -5.1 325 15 287.4 287.5 276.4 289.5 0.66 7 833 1642 1.4 -26.6 10 28.0 -5.3 322 16 289.3 289.4 277.1 290.9 0.52 8 797 1996 -0.9 -30.9 8 30.0 -7.2 317 18 290.5 290.6 277.5 291.7 0.36 9 778 2188 -2.9 -13.9 42 11.0 -6.4 314 20 290.4 290.7 279.3 295.4 1.68 10 773 2239 -2.9 -12.9 46 10.0 -6.2 313 20 290.9 291.2 279.7 296.4 1.83 11 700 3018 -6.7 -23.7 24 17.0 -10.8 300 25 295.1 295.2 280.3 297.6 0.81 12 693 3096 -7.1 -24.1 24 17.0 -11.2 301 25 295.5 295.6 280.4 298.0 0.79 13 657 3514 -4.9 -38.9 5 34.0 -11.0 308 23 302.5 302.5 282.7 303.2 0.20 14 652 3574 -5.3 -39.3 5 34.0 -11.3 310 23 302.7 302.7 282.7 303.4 0.19 15 600 4221 -8.5 -26.5 22 18.0 -12.8 321 20 306.3 306.4 284.8 308.7 0.73 16 570 4617 -10.5 -28.5 21 18.0 -14.5 327 19 308.5 308.6 285.5 310.6 0.64 17 500 5610 -18.3 -36.3 19 18.0 -21.1 345 15 310.7 310.8 286.0 311.9 0.34 18 436 6614 -25.3 -49.3 9 24.0 -27.5 342 21 314.3 314.3 286.9 314.6 0.10 19 400 7230 -31.1 -55.1 8 24.0 -32.6 340 25 314.6 314.6 287.0 314.8 0.05 20 302 9156 -47.7 -64.7 12 17.0 -48.1 330 29 317.5 317.5 287.9 317.6 0.02 21 300 9200 -47.9 -64.9 12 17.0 -48.3 330 29 317.8 317.8 288.1 317.9 0.02 22 250 10380 -57.1 -72.1 13 15.0 -57.2 330 40 321.2 321.2 289.1 321.2 0.01 23 239 10662 -59.7 -74.7 12 15.0 -59.8 328 40 321.4 321.4 289.2 321.4 0.01 24 200 11760 -65.1 -79.1 13 14.0 -65.2 320 42 329.7 329.7 291.6 329.7 0.00 25 196 11883 -65.5 -79.5 13 14.0 -65.5 320 42 330.9 330.9 292.0 331.0 0.00 26 166 12894 -64.7 -77.7 15 13.0 -64.8 311 40 348.4 348.4 296.3 348.4 0.01 27 156 13277 -60.7 -74.7 14 14.0 -60.9 307 39 361.4 361.4 299.0 361.5 0.01 28 150 13520 -61.7 -74.7 16 13.0 -61.9 305 38 363.8 363.8 299.4 363.8 0.01 29 140 13943 -64.1 -77.1 15 13.0 -64.2 302 35 366.8 366.8 300.0 366.9 0.01 30 120 14888 -61.5 -75.5 14 14.0 -61.7 297 30 388.1 388.1 303.5 388.2 0.01 31 100 16010 -63.1 -77.1 13 14.0 -63.3 290 23 405.8 405.8 306.0 405.9 0.01 32 96 16262 -62.5 -76.5 14 14.0 -62.7 293 23 411.7 411.8 306.7 411.8 0.01 33 90 16659 -64.3 -78.3 13 14.0 -64.5 299 24 415.8 415.8 307.2 415.9 0.01 34 78 17538 -63.1 -78.1 11 15.0 -63.3 311 26 435.7 435.7 309.4 435.8 0.01 35 70 18200 -65.7 -79.7 13 14.0 -65.9 320 27 443.8 443.8 310.3 443.9 0.01 36 50 20230 -68.3 -83.3 10 15.0 -68.5 315 36 482.5 482.5 313.7 482.6 0.01 37 38 21860 -72.7 -87.7 9 15.0 -72.8 310 37 510.7 510.7 315.7 510.8 0.00 38 33 22682 -76.1 -90.1 9 14.0 -76.2 307 38 522.7 522.7 316.5 522.8 0.00 39 30 23230 -77.5 -92.5 7 15.0 -77.6 305 38 533.4 533.4 317.1 533.4 0.00 40 23 24732 -81.1 -95.1 8 14.0 -81.1 308 50 564.9 564.9 318.9 564.9 0.00 41 20 25520 -79.1 -94.1 7 15.0 -79.2 310 56 594.0 594.0 320.3 594.1 0.00 42 17 26439 -81.1 -95.1 8 14.0 -81.2 615.9 615.9 321.3 615.9 0.00 43 13 27961 -77.7 -92.7 7 15.0 -77.9 676.8 676.8 323.7 676.8 0.01 44 10 29452 -80.7 -94.7 8 14.0 -80.8 718.3 718.3 325.0 718.3 0.00 TRP 196 11883 -65.5 -79.5 13 14.0 -65.5 320 42 330.9 330.9 292.0 331.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5431.00 m Freezing level: 992.24 mb = 242.96 m = 797.11 ft Freezing level: 915.21 mb = 888.92 m = 2916.38 ft Freezing level: 811.09 mb = 1857.59 m = 6094.37 ft Wetbulb zero: 1002.60 mb = 155.51 m = 510.18 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 31.63 % Est. max temperature: 14.41 C = 57.95 F Sfc-Lift cond lev (LCL): 998.04 mb = 194.61 m = 638.49 ft T: 0.30 C 700-500 lapse rate: 4.48 C/km ThetaE index: 1.97 C Layer 1000.0- 936.0 mb Conv cond level (CCL): 579.38 mb = 4491.42 m = 14735.44 ft Mean mixing ratio: 3.12 g/kg Conv temperature: 35.41 C = 95.74 F Cap Strength: 21.77 C Lifted Index: 22.29 C Risk: None Lifted Index @300 mb: 23.80 C Lifted Index @700 mb: 12.85 C Showalter Index: 18.30 C Risk: None Total Totals Index: 14.00 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: -5.50 C K Index: -21.30 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.48 J/kg Max Up Vert Vel: 7.55 m/s Conv Inhibition (B-): 58981.94 J/kg Cap Strength: 22.27 C Lift Cond Lev (LCL): 921.59 mb = 830.60 m = 2725.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 13 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 1009 98 260 1 1.0 0.2 | 170 13 -2.2 12.4 1 1000 179 270 1 1.0 -0.0 | 170 12 -2.1 12.3 2 925 801 290 7 6.6 -2.4 | 199 10 3.4 9.9 3 850 1480 325 15 8.6 -12.3 | 270 5 5.5 -0.0 4 700 3018 300 25 21.7 -12.5 | 271 19 18.5 -0.2 5 500 5610 345 15 3.9 -14.5 | 342 2 0.7 -2.2 6 400 7230 340 25 8.6 -23.5 | 334 12 5.4 -11.2 7 300 9200 330 29 14.5 -25.1 | 319 17 11.4 -12.9 8 250 10380 330 40 20.0 -34.6 | 323 28 16.9 -22.4 9 200 11760 320 42 27.0 -32.2 | 310 31 23.9 -19.9 10 196 11883 320 42 27.0 -32.2 | 310 31 23.9 -19.9 11 150 13520 305 38 31.1 -21.8 | 289 30 28.0 -9.5 12 100 16010 290 23 21.6 -7.9 | 257 19 18.5 4.4 13 70 18200 320 27 17.4 -20.7 | 301 17 14.2 -8.4 14 50 20230 315 36 25.5 -25.5 | 301 26 22.3 -13.2 15 30 23230 305 38 31.1 -21.8 | 289 30 28.0 -9.5 16 20 25520 310 56 42.9 -36.0 | 301 46 39.8 -23.7 Wind Parameters Mean winds (0-6000m): 315.6 at 16.9 knts Storm direction: 345.6 at 12.6 knts Shear (0-3000m) pos: 2.6 neg: 2.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 101.8 deg Storm rel helicity (0-3000m) pos: 39.3 neg: -6.0 tot: 33.3 m^2/s^2 ave: 11.1 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.99 Bulk Shear: 28.69 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 ------------------------------------------------------------------------------- 500 280 3 178 12| 4.3 0.0 4.3| 12.3 0.0 12.3 24.5 0.93| 4.3 4.0 1000 293 5 189 10| 5.1 0.0 5.1| 26.6 0.0 26.6 26.6 0.90| 5.4 4.8 1500 310 8 202 8| 5.3 0.0 5.3| 37.0 0.0 37.0 24.6 0.87| 6.0 5.3 2000 313 10 219 7| 3.9 1.0 5.0| 37.8 0.0 37.8 18.9 0.73| 5.6 4.1 2500 312 12 236 7| 3.2 1.7 4.9| 37.8 -1.8 36.0 14.4 0.59| 5.4 3.1 3000 308 14 247 9| 2.6 2.0 4.6| 39.3 -6.0 33.3 11.1 0.48| 5.2 2.5 4000 309 16 258 10| 2.0 1.5 3.5| 54.8 -6.0 48.8 12.2 0.49| 4.9 2.4 5000 312 17 264 10| 1.7 1.2 2.9| 61.4 -6.0 55.4 11.1 0.48| 4.6 2.2 6000 316 17 269 9| 1.4 1.1 2.6| 63.1 -6.2 56.9 9.5 0.46| 4.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251218.12.gif