UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 30 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 ------------------------------------------------------------------------------- 0 1000 -66 SFC 978 98 -4.5 -6.0 89 1.5 -5.0 310 3 270.4 270.8 269.4 277.1 2.49 2 970 164 -5.5 -9.7 72 4.2 -6.7 314 5 270.0 270.3 268.1 275.2 1.88 3 928 518 -9.1 -12.6 76 3.5 -10.0 338 18 269.8 270.0 267.4 274.1 1.56 4 925 544 -9.3 -12.7 76 3.4 -10.2 340 19 269.8 270.1 267.4 274.1 1.55 5 850 1192 -12.9 -16.7 73 3.8 -13.7 360 19 272.6 272.8 268.7 276.1 1.22 6 762 2016 -18.3 -21.9 73 3.6 -19.0 14 12 275.5 275.6 269.9 278.0 0.87 7 734 2294 -19.7 -25.7 59 6.0 -20.6 19 10 276.9 277.0 270.4 278.8 0.64 8 700 2644 -22.5 -29.5 53 7.0 -23.4 25 7 277.6 277.6 270.5 279.0 0.47 9 611 3627 -30.9 -42.9 30 12.0 -31.7 53 14 278.9 278.9 270.8 279.4 0.14 10 577 4031 -34.5 -45.5 32 11.0 -35.1 65 17 279.3 279.3 270.9 279.7 0.11 11 500 5020 -41.1 -50.1 37 9.0 -41.4 95 25 282.9 282.9 273.0 283.2 0.08 12 432 5996 -48.3 -56.3 39 8.0 -48.5 88 34 285.9 285.9 274.6 286.0 0.04 13 400 6500 -49.7 -57.7 39 8.0 -49.8 85 38 290.4 290.4 276.9 290.5 0.04 14 354 7297 -51.5 -58.5 43 7.0 -51.7 89 32 298.3 298.3 280.7 298.4 0.04 15 344 7483 -52.3 -59.3 43 7.0 -52.4 90 30 299.7 299.7 281.3 299.8 0.04 16 334 7674 -52.9 -59.9 42 7.0 -53.0 91 29 301.4 301.4 282.0 301.5 0.04 17 333 7693 -54.7 -62.7 37 8.0 -54.8 91 28 299.2 299.2 281.0 299.3 0.02 18 300 8360 -55.9 -63.9 36 8.0 -56.0 95 23 306.6 306.6 284.0 306.6 0.02 19 290 8575 -56.7 -64.7 36 8.0 -56.8 90 25 308.4 308.4 284.7 308.5 0.02 20 250 9520 -53.7 -61.7 37 8.0 -53.9 70 21 326.2 326.2 290.7 326.4 0.04 21 223 10257 -51.7 -62.7 26 11.0 -52.0 29 17 340.1 340.1 294.4 340.3 0.04 22 200 10960 -53.3 -65.3 22 12.0 -53.6 350 13 348.4 348.4 296.3 348.5 0.03 23 150 12810 -54.1 -69.1 14 15.0 -54.5 335 15 376.9 376.9 301.8 377.0 0.02 24 120 14236 -55.7 -71.7 12 16.0 -56.1 398.8 398.8 305.0 398.9 0.02 TRP 290 8575 -56.7 -64.7 36 8.0 -56.8 90 25 308.4 308.4 284.7 308.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5086.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 53.61 % Est. max temperature: -1.57 C = 29.18 F Sfc-Lift cond lev (LCL): 954.95 mb = 289.33 m = 949.24 ft T: -6.77 C 700-500 lapse rate: 7.83 C/km ThetaE index: 3.05 C Layer 970.0- 925.0 mb Conv cond level (CCL): 842.09 mb = 1262.43 m = 4141.79 ft Mean mixing ratio: 1.62 g/kg Conv temperature: -2.01 C = 28.38 F Cap Strength: 4.47 C Lifted Index: 6.96 C Risk: None Lifted Index @300 mb: 22.54 C Lifted Index @700 mb: 4.17 C Showalter Index: 5.90 C Risk: None Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.20 C Cross Totals Index: 24.40 C K Index: 4.50 Risk: None Sweat Index: 135.00 Risk: None Energy Index: 1.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.94 J/kg Max Up Vert Vel: 3.45 m/s Conv Inhibition (B-): 14267.47 J/kg Cap Strength: 6.74 C Lift Cond Lev (LCL): 876.25 mb = 958.87 m = 3145.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 90 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 ---------------------------------------------------------- 0 978 98 310 3 2.3 -1.9 | 277 16 15.7 -2.0 1 925 544 340 19 6.5 -17.9 | 312 27 19.9 -17.9 2 850 1192 360 19 -0.0 -19.0 | 325 23 13.4 -19.1 3 700 2644 25 7 -3.0 -6.3 | 302 12 10.4 -6.4 4 500 5020 95 25 -24.9 2.2 | 100 12 -11.5 2.1 5 400 6500 85 38 -37.9 -3.3 | 82 25 -24.4 -3.4 6 300 8360 95 23 -22.9 2.0 | 102 10 -9.5 1.9 7 290 8575 90 25 -25.0 0.0 | 90 12 -11.6 -0.1 8 250 9520 70 21 -19.7 -7.2 | 41 10 -6.3 -7.3 9 200 10960 350 13 2.3 -12.8 | 309 20 15.7 -12.9 10 150 12810 335 15 6.3 -13.6 | 305 24 19.7 -13.7 Wind Parameters Mean winds (0-6000m): 60.3 at 17.9 knts Storm direction: 90.3 at 13.4 knts Shear (0-3000m) pos: 1.8 neg: 0.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 42.7 deg Storm rel helicity (0-3000m) pos: 123.0 neg: -22.8 tot: 100.2 m^2/s^2 ave: 33.4 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 54.49 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 ------------------------------------------------------------------------------- 500 337 12 301 21| 17.0 0.0 17.0| 78.7 0.0 78.7 157.5 0.77| 18.0 13.9 1000 345 16 311 23| 8.8 0.0 8.8|107.9 0.0 107.9 107.9 0.79| 11.6 9.2 1500 351 16 315 23| 4.9 0.0 4.9|112.8 -2.6 110.2 73.5 0.66| 9.4 6.2 2000 355 16 317 21| 2.7 0.0 2.7|112.8 -10.9 101.9 50.9 0.51| 8.3 4.2 2500 357 14 315 20| 1.5 0.0 1.5|112.8 -22.8 90.0 36.0 0.36| 7.5 2.7 3000 0 13 315 19| 1.8 0.0 1.8|123.0 -22.8 100.2 33.4 0.41| 6.9 2.8 4000 16 14 324 16| 2.5 0.0 2.5|146.4 -22.8 123.6 30.9 0.52| 6.5 3.4 5000 42 15 344 12| 2.9 0.0 2.9|172.4 -22.8 149.6 29.9 0.59| 6.6 3.9 6000 60 18 13 9| 2.4 0.8 3.2|172.4 -39.1 133.3 22.2 0.46| 6.3 2.9 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251230.12.gif