UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 4 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 4.6 4.2 97 0.4 4.4 160 1 276.9 277.7 277.0 290.7 5.11 1 1000 196 3.4 1.3 86 2.1 2.5 175 5 276.5 277.3 275.6 288.0 4.20 2 925 825 0.0 -2.0 86 2.0 -0.8 200 21 279.3 279.9 276.3 289.2 3.56 3 850 1500 -2.7 -4.7 86 2.0 -3.5 215 19 283.3 283.9 277.8 292.3 3.17 4 815 1832 -5.1 -7.6 83 2.5 -6.0 218 20 284.2 284.7 277.6 291.8 2.65 5 762 2358 -6.7 -9.7 79 3.0 -7.7 223 22 288.0 288.4 279.1 295.0 2.40 6 700 3015 -11.3 -13.7 82 2.4 -12.0 230 25 290.0 290.3 279.4 295.6 1.89 7 621 3921 -18.3 -21.3 77 3.0 -19.0 230 24 292.1 292.3 279.3 295.5 1.12 8 617 3969 -17.1 -19.9 79 2.8 -17.7 230 23 294.0 294.2 280.4 297.9 1.28 9 603 4142 -17.1 -21.0 72 3.9 -18.0 230 23 295.9 296.1 281.2 299.6 1.19 10 516 5292 -25.1 -33.1 47 8.0 -26.2 230 21 299.7 299.8 281.8 301.2 0.46 11 500 5520 -26.7 -33.7 52 7.0 -27.6 230 21 300.5 300.6 282.2 302.0 0.44 12 400 7080 -40.1 -47.1 47 7.0 -40.5 230 23 302.9 302.9 282.7 303.4 0.14 13 358 7828 -46.5 -53.5 45 7.0 -46.7 222 24 304.1 304.1 283.1 304.3 0.07 14 300 8980 -55.1 -62.1 42 7.0 -55.2 210 25 307.7 307.7 284.5 307.8 0.03 15 287 9262 -56.3 -63.3 41 7.0 -56.4 200 23 309.9 309.9 285.3 310.0 0.03 16 250 10140 -56.3 -63.3 41 7.0 -56.4 200 19 322.4 322.4 289.5 322.5 0.03 17 200 11550 -57.1 -65.1 36 8.0 -57.2 225 17 342.3 342.3 294.9 342.5 0.03 18 150 13360 -59.1 -68.1 30 9.0 -59.3 245 15 368.3 368.3 300.3 368.4 0.03 19 114 15081 -59.3 -69.3 26 10.0 -59.5 259 18 398.0 398.0 304.9 398.1 0.03 20 100 15900 -60.5 -71.5 22 11.0 -60.7 265 19 410.8 410.8 306.6 411.0 0.02 21 97 16089 -60.5 -71.5 22 11.0 -60.7 265 19 414.4 414.4 307.1 414.6 0.03 22 77 17510 -65.1 -76.1 20 11.0 -65.3 261 18 433.1 433.1 309.2 433.2 0.02 23 70 18090 -64.9 -76.9 18 12.0 -65.1 260 17 445.5 445.5 310.4 445.6 0.02 24 50 20120 -69.3 -81.3 16 12.0 -69.5 270 27 480.2 480.2 313.5 480.2 0.01 25 30 23130 -74.9 -86.9 14 12.0 -75.0 265 36 540.5 540.5 317.5 540.5 0.01 26 28 23529 -75.9 -87.9 13 12.0 -76.0 264 39 548.4 548.4 318.0 548.5 0.01 27 20 25460 -78.1 -89.1 15 11.0 -78.2 260 52 597.1 597.1 320.5 597.1 0.01 28 11 28842 -81.9 -92.9 14 11.0 -82.0 694.6 694.6 324.3 694.7 0.01 TRP 287 9262 -56.3 -63.3 41 7.0 -56.4 200 23 309.9 309.9 285.3 310.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5324.00 m Freezing level: 925.00 mb = 825.00 m = 2706.66 ft Wetbulb zero: 943.30 mb = 666.96 m = 2188.16 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 75.94 % Est. max temperature: 10.44 C = 50.80 F Sfc-Lift cond lev (LCL): 1004.74 mb = 153.64 m = 504.08 ft T: 3.92 C 700-500 lapse rate: 6.15 C/km ThetaE index: 2.74 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 887.21 mb = 1158.00 m = 3799.18 ft Mean mixing ratio: 3.91 g/kg Conv temperature: 9.02 C = 48.23 F Cap Strength: 10.04 C Lifted Index: 10.40 C Risk: None Lifted Index @300 mb: 13.38 C Lifted Index @700 mb: 5.09 C Showalter Index: 7.79 C Risk: None Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 22.00 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 116.35 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.01 J/kg Max Up Vert Vel: 4.47 m/s Conv Inhibition (B-): 55779.86 J/kg Cap Strength: 10.36 C Lift Cond Lev (LCL): 931.61 mb = 767.56 m = 2518.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 16 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 98 160 1 -0.3 0.9 | 77 16 -15.5 -3.4 1 1000 196 175 5 -0.4 5.0 | 92 16 -15.6 0.6 2 925 825 200 21 7.2 19.7 | 153 17 -7.9 15.4 3 850 1500 215 19 10.9 15.6 | 159 12 -4.2 11.2 4 700 3015 230 25 19.2 16.1 | 199 12 4.0 11.7 5 500 5520 230 21 16.1 13.5 | 186 9 1.0 9.1 6 400 7080 230 23 17.6 14.8 | 194 11 2.5 10.4 7 300 8980 210 25 12.5 21.7 | 171 17 -2.6 17.3 8 287 9262 200 23 7.9 21.6 | 157 19 -7.3 17.2 9 250 10140 200 19 6.5 17.9 | 147 16 -8.6 13.5 10 200 11550 225 17 12.0 12.0 | 158 8 -3.1 7.6 11 150 13360 245 15 13.6 6.3 | 142 2 -1.5 2.0 12 100 15900 265 19 18.9 1.7 | 306 5 3.8 -2.7 13 70 18090 260 17 16.7 3.0 | 311 2 1.6 -1.4 14 50 20120 270 27 27.0 -0.0 | 290 13 11.9 -4.4 15 30 23130 265 36 35.9 3.1 | 273 21 20.7 -1.2 16 20 25460 260 52 51.2 9.0 | 263 36 36.1 4.6 Wind Parameters Mean winds (0-6000m): 223.8 at 21.0 knts Storm direction: 253.8 at 15.7 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 121.3 deg Storm rel helicity (0-3000m) pos: 121.1 neg: 0.0 tot: 121.1 m^2/s^2 ave: 40.4 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 5.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.34 Bulk Shear: 29.81 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 ------------------------------------------------------------------------------- 500 186 9 107 15| 14.8 0.0 14.8| 60.6 0.0 60.6 121.3 1.00| 15.1 15.1 1000 198 14 130 14| 10.0 0.0 10.0| 91.9 0.0 91.9 91.9 0.94| 11.9 11.2 1500 203 16 140 14| 6.5 0.0 6.5| 96.7 0.0 96.7 64.5 0.86| 9.2 8.0 2000 208 17 146 13| 5.4 0.0 5.4|105.0 0.0 105.0 52.5 0.88| 7.6 6.7 2500 212 18 153 12| 4.7 0.0 4.7|113.7 0.0 113.7 45.5 0.89| 6.6 5.9 3000 216 19 161 12| 4.2 0.0 4.2|121.1 0.0 121.1 40.4 0.89| 6.0 5.3 4000 220 20 170 11| 3.2 0.2 3.4|121.1 -2.7 118.4 29.6 0.83| 4.7 3.9 5000 222 21 175 11| 2.5 0.3 2.9|121.1 -5.4 115.7 23.1 0.77| 3.9 3.0 6000 224 21 177 11| 2.1 0.3 2.4|122.3 -6.5 115.8 19.3 0.74| 3.4 2.5 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251204.12.gif