UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122900.upa.cvt Date: 0000Z 29 DEC 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:0000Z 29 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 10 SFC 988 98 -3.9 -4.8 93 0.9 -4.2 310 5 270.2 270.6 269.6 277.5 2.70 2 925 622 -8.1 -9.9 87 1.8 -8.6 345 21 271.0 271.3 268.9 276.4 1.94 3 911 740 -8.9 -10.6 87 1.7 -9.4 346 21 271.4 271.7 269.0 276.6 1.87 4 853 1249 -9.5 -11.3 87 1.8 -10.0 350 23 275.9 276.2 271.9 281.2 1.89 5 850 1276 -9.7 -11.5 87 1.8 -10.2 350 23 276.0 276.3 271.9 281.2 1.86 6 700 2750 -17.3 -19.1 86 1.8 -17.7 340 15 283.3 283.5 275.0 286.9 1.21 7 579 4146 -25.9 -27.9 83 2.0 -26.2 320 9 289.1 289.2 277.2 291.2 0.67 8 500 5190 -33.7 -35.4 85 1.7 -33.8 305 5 292.0 292.0 278.2 293.2 0.38 9 400 6720 -44.5 -46.3 82 1.8 -44.6 240 9 297.2 297.2 280.3 297.7 0.15 10 305 8476 -58.5 -60.1 82 1.6 -58.5 240 11 301.5 301.5 282.0 301.6 0.04 11 300 8580 -58.3 -59.9 82 1.6 -58.3 250 11 303.2 303.2 282.7 303.3 0.04 12 250 9740 -55.7 -57.7 78 2.0 -55.8 335 25 323.3 323.3 289.8 323.5 0.06 13 205 11003 -55.5 -57.5 78 2.0 -55.6 326 32 342.4 342.5 295.0 342.8 0.08 14 200 11160 -56.1 -58.1 78 2.0 -56.2 325 33 343.9 343.9 295.3 344.2 0.07 15 150 12980 -57.9 -59.7 80 1.8 -57.9 315 35 370.3 370.3 300.7 370.7 0.08 16 100 15530 -59.5 -61.6 76 2.1 -59.6 305 42 412.8 412.8 306.9 413.3 0.10 17 87 16399 -61.3 -63.5 75 2.2 -61.4 303 53 425.9 425.9 308.4 426.4 0.09 18 83 16691 -62.3 -64.3 77 2.0 -62.4 302 56 429.7 429.7 308.9 430.1 0.08 19 70 17750 -60.3 -62.5 75 2.2 -60.4 300 69 455.4 455.4 311.4 456.1 0.12 20 56 19138 -59.3 -61.4 76 2.1 -59.5 293 55 487.7 487.7 314.1 488.7 0.18 21 50 19840 -62.1 -64.2 76 2.1 -62.2 290 48 497.1 497.2 314.8 498.0 0.14 22 46 20355 -64.5 -66.7 74 2.2 -64.6 289 53 503.3 503.4 315.2 504.0 0.11 23 30 22930 -72.3 -74.5 72 2.2 -72.3 285 77 547.5 547.6 318.0 547.9 0.05 24 27 23550 -71.9 -74.2 71 2.3 -72.0 565.4 565.4 318.9 565.8 0.06 25 21 25036 -70.7 -73.1 70 2.4 -70.8 611.2 611.2 321.2 611.9 0.09 TRP 305 8476 -58.5 -60.1 82 1.6 -58.5 240 11 301.5 301.5 282.0 301.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5180.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 85.75 % Est. max temperature: 2.42 C = 36.36 F Sfc-Lift cond lev (LCL): 973.89 mb = 212.38 m = 696.78 ft T: -4.82 C 700-500 lapse rate: 6.72 C/km ThetaE index: 1.10 C Layer 925.0- 911.0 mb Conv cond level (CCL): 913.19 mb = 721.63 m = 2367.52 ft Mean mixing ratio: 2.16 g/kg Conv temperature: -2.75 C = 27.05 F Cap Strength: 11.05 C Lifted Index: 12.57 C Risk: None Lifted Index @300 mb: 18.56 C Lifted Index @700 mb: 7.64 C Showalter Index: 9.23 C Risk: None Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 22.20 C K Index: 10.70 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 2.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.27 J/kg Max Up Vert Vel: 4.31 m/s Conv Inhibition (B-): 47049.95 J/kg Cap Strength: 12.44 C Lift Cond Lev (LCL): 916.56 mb = 693.06 m = 2273.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 7 at 10 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 ---------------------------------------------------------- 0 988 98 310 5 3.8 -3.2 | 218 8 5.0 6.5 1 925 622 345 21 5.4 -20.3 | 328 12 6.7 -10.6 2 850 1276 350 23 4.0 -22.7 | 338 14 5.2 -12.9 3 700 2750 340 15 5.1 -14.1 | 305 8 6.3 -4.4 4 500 5190 305 5 4.1 -2.9 | 218 9 5.3 6.9 5 400 6720 240 9 7.8 4.5 | 212 17 9.0 14.2 6 305 8476 240 11 9.5 5.5 | 215 19 10.7 15.2 7 300 8580 250 11 10.3 3.8 | 221 18 11.6 13.5 8 250 9740 335 25 10.6 -22.7 | 318 17 11.8 -12.9 9 200 11160 325 33 18.9 -27.0 | 311 27 20.1 -17.3 10 150 12980 315 35 24.7 -24.7 | 300 30 26.0 -15.0 11 100 15530 305 42 34.4 -24.1 | 292 38 35.6 -14.4 12 70 17750 300 69 59.8 -34.5 | 292 66 61.0 -24.8 13 50 19840 290 48 45.1 -16.4 | 278 47 46.3 -6.7 14 30 22930 285 77 74.4 -19.9 | 278 76 75.6 -10.2 Wind Parameters Mean winds (0-6000m): 337.1 at 13.1 knts Storm direction: 7.1 at 9.8 knts Shear (0-3000m) pos: 3.2 neg: 1.7 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 72.6 deg Storm rel helicity (0-3000m) pos: 47.8 neg: -20.2 tot: 27.6 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 293.14 Bulk Shear: 0.03 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 ------------------------------------------------------------------------------- 500 338 13 288 6| 16.8 0.0 16.8| 37.3 0.0 37.3 74.7 0.95| 17.7 16.7 1000 344 17 318 9| 9.7 0.0 9.7| 45.7 0.0 45.7 45.7 0.93| 10.4 9.6 1500 346 19 326 10| 6.5 0.4 6.9| 47.8 -4.0 43.8 29.2 0.80| 7.7 6.2 2000 346 19 327 11| 4.8 1.1 5.9| 47.8 -9.9 37.9 19.0 0.63| 6.6 4.2 2500 346 19 325 10| 3.9 1.5 5.3| 47.8 -15.0 32.8 13.1 0.50| 5.9 2.9 3000 345 18 323 10| 3.2 1.7 4.9| 47.8 -20.2 27.6 9.2 0.37| 5.3 2.0 4000 342 16 314 9| 2.4 1.9 4.3| 47.8 -30.0 17.8 4.5 0.18| 4.7 0.8 5000 341 15 304 7| 1.9 1.9 3.9| 47.8 -39.3 8.4 1.7 0.05| 4.2 0.2 6000 337 13 290 7| 1.6 1.9 3.6| 49.4 -41.4 8.0 1.3 0.04| 3.9 0.2 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251229.00.gif