UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120411.upa.cvt Date: 1100Z 4 DEC 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 4 DEC 25 Station: LK520 WMO ident: 11520 Latitude: 50.00 Longitude: 14.45 ------------------------------------------------------------------------------- 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 104 SFC 976 301 3.0 0.6 84 2.4 2.0 105 3 278.1 278.8 276.3 289.3 4.09 2 925 733 -0.7 -0.7 100 0.0 -0.7 140 3 278.6 279.3 276.3 289.4 3.92 3 887 1067 -2.9 -2.9 100 0.0 -2.9 160 8 279.7 280.3 276.3 289.4 3.48 4 881 1122 0.4 -1.4 88 1.8 -0.4 163 9 283.6 284.3 278.9 294.7 3.91 5 850 1409 -0.5 -6.5 64 6.0 -2.8 180 13 285.6 286.1 278.4 293.6 2.76 6 828 1618 -0.9 -7.9 59 7.0 -3.5 181 14 287.4 287.8 279.0 294.8 2.54 7 795 1942 -2.1 -8.1 63 6.0 -4.3 183 14 289.4 289.9 280.0 297.1 2.61 8 771 2185 -3.3 -9.3 63 6.0 -5.4 185 15 290.7 291.1 280.4 298.0 2.45 9 765 2247 -3.5 -11.5 54 8.0 -6.2 185 15 291.1 291.5 280.1 297.3 2.07 10 752 2383 -1.9 -22.9 18 21.0 -7.4 186 16 294.3 294.4 279.9 296.8 0.81 11 744 2468 -1.7 -19.7 24 18.0 -6.8 187 16 295.4 295.6 280.8 298.8 1.08 12 732 2597 -2.5 -23.5 18 21.0 -7.9 188 16 295.9 296.1 280.6 298.4 0.78 13 722 2706 -2.9 -10.9 54 8.0 -5.8 188 16 296.6 297.1 282.8 303.7 2.30 14 700 2951 -3.5 -14.5 42 11.0 -7.1 190 17 298.6 298.9 283.1 304.1 1.77 15 646 3581 -7.1 -20.1 35 13.0 -10.7 194 20 301.5 301.7 283.5 305.3 1.20 16 625 3837 -8.7 -19.7 41 11.0 -11.8 195 21 302.5 302.7 284.0 306.6 1.28 17 500 5520 -22.5 -26.9 67 4.4 -23.3 205 29 305.6 305.8 284.7 308.4 0.84 18 484 5758 -24.5 -26.9 80 2.4 -24.9 206 30 306.0 306.2 284.9 308.9 0.87 19 477 5864 -24.9 -31.9 52 7.0 -25.9 207 30 306.8 306.9 284.8 308.7 0.55 20 475 5895 -25.1 -31.1 57 6.0 -26.0 207 31 306.9 307.0 284.9 308.9 0.60 21 459 6143 -27.1 -40.1 28 13.0 -28.5 209 32 307.4 307.5 284.7 308.3 0.25 22 414 6879 -33.3 -37.5 66 4.2 -33.7 213 35 308.7 308.7 285.3 309.9 0.37 23 405 7033 -34.5 -41.5 49 7.0 -35.1 214 36 309.1 309.1 285.3 309.9 0.25 24 400 7120 -35.1 -41.1 54 6.0 -35.6 215 36 309.4 309.4 285.4 310.3 0.26 25 324 8547 -47.9 -49.3 85 1.4 -48.0 222 46 310.9 310.9 285.8 311.4 0.13 26 313 8773 -49.3 -55.3 49 6.0 -49.5 224 48 312.1 312.1 286.1 312.3 0.07 27 300 9050 -50.9 -58.9 38 8.0 -51.1 225 50 313.6 313.6 286.6 313.8 0.05 28 296 9137 -51.7 -59.7 38 8.0 -51.9 225 51 313.7 313.7 286.7 313.8 0.04 29 263 9892 -57.9 -61.5 63 3.6 -57.9 229 59 315.4 315.4 287.3 315.5 0.04 30 250 10210 -60.1 -64.8 54 4.7 -60.2 230 62 316.7 316.7 287.7 316.8 0.03 31 235 10592 -63.1 -67.9 52 4.8 -63.1 225 66 317.8 317.8 288.1 317.9 0.02 32 211 11245 -68.3 -73.3 49 5.0 -68.3 220 58 319.7 319.7 288.6 319.7 0.01 33 201 11539 -63.3 -77.3 13 14.0 -63.4 243 45 332.0 332.0 292.3 332.1 0.01 34 200 11570 -63.3 -77.3 13 14.0 -63.4 245 44 332.5 332.5 292.4 332.5 0.01 35 188 11949 -64.7 -78.7 13 14.0 -64.8 236 41 336.2 336.2 293.4 336.2 0.00 36 174 12426 -61.1 -82.1 5 21.0 -61.3 226 38 349.7 349.7 296.5 349.7 0.00 37 150 13350 -60.7 -84.7 3 24.0 -60.9 205 31 365.5 365.5 299.8 365.5 0.00 38 114 15069 -57.5 -86.5 1 29.0 -57.9 208 24 401.3 401.3 305.4 401.3 0.00 39 100 15890 -60.5 -88.5 1 28.0 -60.8 210 21 410.8 410.8 306.6 410.8 0.00 40 80 17275 -59.9 -88.9 1 29.0 -60.3 219 27 439.1 439.1 309.8 439.2 0.00 41 70 18100 -62.9 -89.9 1 27.0 -63.2 225 31 449.8 449.8 310.8 449.8 0.00 42 61 18943 -64.9 -90.9 2 26.0 -65.1 235 34 463.4 463.4 312.1 463.4 0.00 43 52 19919 -63.5 -91.5 1 28.0 -63.8 247 37 488.3 488.3 314.1 488.3 0.00 44 50 20160 -63.9 -91.9 1 28.0 -64.3 250 38 492.9 492.9 314.4 492.9 0.00 45 37 21986 -68.3 -92.3 2 24.0 -68.6 259 38 525.9 525.9 316.6 525.9 0.00 46 30 23240 -69.5 -93.5 2 24.0 -69.8 265 38 555.2 555.2 318.4 555.2 0.00 47 20 25630 -73.3 -95.3 2 22.0 -73.5 260 62 611.8 611.8 321.2 611.8 0.00 48 14 27713 -74.3 -96.3 2 22.0 -74.6 263 83 674.1 674.1 323.6 674.1 0.00 49 10 29690 -70.7 -97.7 1 27.0 -71.3 265 103 755.6 755.6 326.1 755.7 0.00 50 8.7 30523 -67.1 -95.1 1 28.0 -68.3 800.3 800.3 327.3 800.4 0.00 51 5.6 33205 -63.5 -95.5 1 32.0 -66.0 923.7 923.7 329.9 923.7 0.01 52 5.3 33544 -63.1 -94.1 1 31.0 -65.8 940.1 940.1 330.2 940.2 0.01 TRP 211 11245 -68.3 -73.3 49 5.0 -68.3 220 58 319.7 319.7 288.6 319.7 0.01 WND 235 10592 -63.1 -67.9 52 4.8 -63.1 225 66 317.8 317.8 288.1 317.9 0.02 Sounding variables and indices 1000-500 mb thick: 5416.00 m Freezing level: 934.65 mb = 651.25 m = 2136.63 ft Freezing level: 881.73 mb = 1115.06 m = 3658.29 ft Freezing level: 867.22 mb = 1249.35 m = 4098.87 ft Wetbulb zero: 938.22 mb = 618.77 m = 2030.07 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 57.60 % Est. max temperature: 12.33 C = 54.20 F Sfc-Lift cond lev (LCL): 940.34 mb = 600.59 m = 1970.41 ft T: 0.43 C 700-500 lapse rate: 7.40 C/km ThetaE index: 1.10 C Layer 765.0- 744.0 mb Conv cond level (CCL): 919.06 mb = 784.34 m = 2573.25 ft Mean mixing ratio: 3.86 g/kg Conv temperature: 3.68 C = 38.63 F Cap Strength: 13.78 C Lifted Index: 13.87 C Risk: None Lifted Index @300 mb: 16.87 C Lifted Index @700 mb: 12.24 C Showalter Index: 11.05 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 16.00 C K Index: 4.50 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.17 J/kg Max Up Vert Vel: 5.51 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 13.85 C Lift Cond Lev (LCL): 913.69 mb = 831.08 m = 2726.59 ft Lev Free Conv (LFC): 908.69 mb = 874.82 m = 2870.12 ft Equ Level (EL): 888.69 mb = 1052.24 m = 3452.20 ft B at Equ Level: 12.70 J/kg Max Parcel Lev (MPL): 868.69 mb = 1234.52 m = 4050.20 ft Wind level data Storm motion: 227 at 14 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 ---------------------------------------------------------- 0 976 301 105 3 -2.9 0.8 | 56 16 -13.3 -9.0 1 925 733 140 3 -1.9 2.3 | 59 14 -12.3 -7.5 2 850 1409 180 13 0.0 13.0 | 107 11 -10.4 3.2 3 700 2951 190 17 3.0 16.7 | 133 10 -7.4 7.0 4 500 5520 205 29 12.3 26.3 | 187 17 1.9 16.5 5 400 7120 215 36 20.6 29.5 | 208 22 10.3 19.7 6 300 9050 225 50 35.4 35.4 | 224 36 25.0 25.6 7 250 10210 230 62 47.5 39.9 | 231 48 37.1 30.1 8 235 10592 225 66 46.7 46.7 | 225 52 36.3 36.9 9 211 11245 220 58 37.3 44.4 | 218 44 26.9 34.7 10 200 11570 245 44 39.9 18.6 | 253 31 29.5 8.8 11 150 13350 205 31 13.1 28.1 | 189 19 2.7 18.3 12 100 15890 210 21 10.5 18.2 | 181 8 0.1 8.4 13 70 18100 225 31 21.9 21.9 | 224 17 11.6 12.2 14 50 20160 250 38 35.7 13.0 | 263 26 25.4 3.2 15 30 23240 265 38 37.9 3.3 | 283 28 27.5 -6.5 16 20 25630 260 62 61.1 10.8 | 269 51 50.7 1.0 17 10 29690 265 103 102.6 9.0 | 270 92 92.3 -0.8 Wind Parameters Mean winds (0-6000m): 196.7 at 19.0 knts Storm direction: 226.7 at 14.2 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 58.4 neg: 0.0 tot: 58.4 m^2/s^2 ave: 19.5 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 43.91 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 ------------------------------------------------------------------------------- 500 126 3 58 15| 2.6 0.0 2.6| 7.1 0.0 7.1 14.1 0.65| 2.9 1.9 1000 157 5 69 13| 5.5 0.0 5.5| 35.0 0.0 35.0 35.0 0.87| 5.8 5.1 1500 172 8 80 12| 4.7 0.0 4.7| 44.0 0.0 44.0 29.3 0.89| 5.0 4.4 2000 177 10 89 11| 3.9 0.0 3.9| 48.2 0.0 48.2 24.1 0.90| 4.1 3.7 2500 180 11 96 10| 3.4 0.0 3.4| 52.5 0.0 52.5 21.0 0.91| 3.6 3.3 3000 183 12 103 10| 3.2 0.0 3.2| 58.4 0.0 58.4 19.5 0.91| 3.4 3.1 4000 188 14 117 10| 3.0 0.0 3.0| 72.7 0.0 72.7 18.2 0.91| 3.2 2.9 5000 193 17 134 9| 2.9 0.0 2.9| 89.3 0.0 89.3 17.9 0.90| 3.1 2.8 6000 197 19 150 10| 2.9 0.0 2.9|109.6 0.0 109.6 18.3 0.88| 3.1 2.7 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251204.11.gif