UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041623.upa.cvt Date: 2300Z 16 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:2300Z 16 APR 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 65 SFC 972 307 15.8 8.8 63 7.0 11.7 65 1 291.3 292.6 286.1 312.2 7.32 2 970 324 18.2 8.2 52 10.0 12.4 70 2 293.9 295.2 286.8 314.2 7.04 3 966 360 18.2 8.2 52 10.0 12.4 79 4 294.2 295.5 287.0 314.7 7.07 4 925 731 16.4 7.4 55 9.0 11.2 175 27 296.1 297.3 287.6 316.5 6.99 5 899 973 15.4 5.4 51 10.0 9.8 182 28 297.5 298.6 287.4 315.9 6.26 6 890 1059 16.2 4.2 45 12.0 9.6 184 28 299.2 300.2 287.6 316.4 5.81 7 850 1448 13.4 1.4 44 12.0 7.1 195 29 300.2 301.1 287.1 315.1 4.98 8 727 2737 2.8 -5.2 56 8.0 -0.7 171 23 302.3 303.0 286.5 313.2 3.57 9 700 3043 1.4 -9.6 44 11.0 -3.0 165 21 304.0 304.5 286.1 312.3 2.63 10 592 4374 -5.5 -37.5 6 32.0 -11.8 167 27 310.9 311.0 286.0 311.9 0.26 11 500 5670 -17.1 -26.1 46 9.0 -19.1 170 33 312.2 312.4 287.2 315.3 0.91 12 482 5943 -19.7 -27.7 49 8.0 -21.3 173 33 312.3 312.4 287.1 315.1 0.81 13 410 7124 -28.3 -51.3 9 23.0 -30.1 188 33 316.0 316.0 287.5 316.3 0.08 14 400 7300 -29.7 -50.7 11 21.0 -31.3 190 33 316.4 316.4 287.6 316.7 0.09 15 300 9270 -46.9 -57.9 27 11.0 -47.2 205 29 319.3 319.3 288.6 319.5 0.05 16 287 9564 -48.9 -59.9 27 11.0 -49.2 206 32 320.5 320.5 288.9 320.6 0.04 17 268 10012 -53.1 -57.9 56 4.8 -53.2 208 37 320.7 320.7 289.0 320.9 0.06 18 261 10184 -54.1 -58.0 62 3.9 -54.2 209 39 321.7 321.7 289.3 321.9 0.06 19 250 10460 -56.3 -60.8 57 4.5 -56.4 210 42 322.4 322.4 289.5 322.5 0.04 20 229 11011 -59.9 -69.9 26 10.0 -60.0 227 31 325.1 325.1 290.3 325.1 0.01 21 226 11093 -60.1 -71.1 22 11.0 -60.2 230 29 326.0 326.0 290.6 326.0 0.01 22 202 11797 -57.1 -77.1 6 20.0 -57.3 207 35 341.4 341.4 294.7 341.4 0.01 23 200 11860 -55.9 -77.9 5 22.0 -56.1 205 36 344.2 344.2 295.3 344.3 0.00 24 194 12056 -51.5 -80.5 2 29.0 -51.9 204 36 354.3 354.3 297.5 354.3 0.00 25 185 12364 -50.5 -80.5 2 30.0 -51.0 204 36 360.8 360.8 298.8 360.8 0.00 26 165 13103 -54.5 -82.5 2 28.0 -54.9 202 36 366.1 366.1 299.8 366.1 0.00 27 150 13720 -49.7 -81.7 1 32.0 -50.4 200 36 384.4 384.4 302.9 384.4 0.00 28 146 13898 -49.1 -81.1 1 32.0 -49.8 200 35 388.5 388.5 303.6 388.5 0.00 29 107 15902 -57.7 -85.7 2 28.0 -58.0 200 24 408.3 408.3 306.3 408.3 0.00 30 100 16330 -57.5 -85.5 2 28.0 -57.9 200 21 416.6 416.6 307.3 416.6 0.00 31 70 18570 -59.1 -86.1 2 27.0 -59.6 165 5 457.9 458.0 311.6 458.0 0.00 32 58 19759 -55.7 -85.7 1 30.0 -56.5 159 14 490.9 490.9 314.3 491.0 0.00 33 50 20700 -58.1 -86.1 2 28.0 -58.8 155 21 506.6 506.6 315.4 506.6 0.00 34 49 20827 -58.1 -86.1 2 28.0 -58.8 152 20 509.5 509.5 315.6 509.5 0.00 35 30 23940 -54.7 -85.7 1 31.0 -56.3 85 7 595.5 595.5 320.4 595.6 0.01 36 27 24614 -54.3 -85.3 1 31.0 -56.2 85 12 614.9 614.9 321.3 614.9 0.01 37 20 26530 -55.5 -86.5 1 31.0 -57.6 85 25 666.3 666.3 323.3 666.4 0.01 38 19 26856 -55.7 -86.7 1 31.0 -57.9 87 24 675.5 675.5 323.6 675.6 0.01 39 16 27957 -51.7 -84.7 1 33.0 -55.2 95 21 722.6 722.6 325.1 722.7 0.02 40 11 30390 -50.3 -84.3 1 34.0 -55.4 111 15 809.4 809.4 327.5 809.7 0.03 41 10 31010 -51.3 -84.3 1 33.0 -56.3 115 13 828.1 828.1 327.9 828.4 0.03 42 8.9 31767 -51.3 -84.3 1 33.0 -56.6 856.1 856.1 328.5 856.5 0.04 43 6.5 33833 -46.1 -83.1 1 37.0 -55.1 958.6 958.6 330.5 959.2 0.06 44 6.1 34259 -42.5 -81.5 1 39.0 -53.7 991.6 991.7 331.1 992.6 0.09 TRP 226 11093 -60.1 -71.1 22 11.0 -60.2 230 29 326.0 326.0 290.6 326.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5605.00 m Freezing level: 678.09 mb = 3313.09 m = 10869.59 ft Wetbulb zero: 738.62 mb = 2606.63 m = 8551.83 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 37.43 % Est. max temperature: 25.09 C = 77.16 F Sfc-Lift cond lev (LCL): 875.20 mb = 1200.69 m = 3939.21 ft T: 15.18 C 700-500 lapse rate: 7.04 C/km ThetaE index: 4.54 C Layer 850.0- 500.0 mb Conv cond level (CCL): 730.36 mb = 2699.40 m = 8856.20 ft Mean mixing ratio: 6.57 g/kg Conv temperature: 26.64 C = 79.96 F Cap Strength: 4.31 C Lifted Index: 1.69 C Risk: Showers probable Lifted Index @300 mb: 2.83 C Lifted Index @700 mb: 2.79 C Showalter Index: 2.10 C Risk: Showers probable Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.50 C Cross Totals Index: 18.50 C K Index: 20.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 107.80 Risk: None Energy Index: 0.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.88 J/kg Max Up Vert Vel: 6.76 m/s Conv Inhibition (B-): 58354.72 J/kg Cap Strength: 4.31 C Lift Cond Lev (LCL): 791.66 mb = 2034.61 m = 6675.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 205 at 20 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 ---------------------------------------------------------- 0 972 307 65 1 -0.9 -0.4 | 26 21 -9.1 -18.4 1 925 731 175 27 -2.4 26.9 | 130 14 -10.6 8.9 2 850 1448 195 29 7.5 28.0 | 176 10 -0.7 10.0 3 700 3043 165 21 -5.4 20.3 | 100 14 -13.7 2.3 4 500 5670 170 33 -5.7 32.5 | 136 20 -14.0 14.5 5 400 7300 190 33 5.7 32.5 | 170 15 -2.5 14.5 6 300 9270 205 29 12.3 26.3 | 206 9 4.0 8.3 7 250 10460 210 42 21.0 36.4 | 215 22 12.8 18.4 8 226 11093 230 29 22.2 18.6 | 267 14 14.0 0.6 9 200 11860 205 36 15.2 32.6 | 206 16 7.0 14.6 10 150 13720 200 36 12.3 33.8 | 194 16 4.1 15.8 11 100 16330 200 21 7.2 19.7 | 149 2 -1.0 1.7 12 70 18570 165 5 -1.3 4.8 | 36 16 -9.5 -13.2 13 50 20700 155 21 -8.9 19.0 | 93 17 -17.1 1.0 14 30 23940 85 7 -7.0 -0.6 | 39 24 -15.2 -18.6 15 20 26530 85 25 -24.9 -2.2 | 59 39 -33.1 -20.2 16 10 31010 115 13 -11.8 5.5 | 58 24 -20.0 -12.5 Wind Parameters Mean winds (0-6000m): 174.6 at 26.4 knts Storm direction: 204.6 at 19.8 knts Shear (0-3000m) pos: 5.0 neg: 2.2 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 77.9 deg Storm rel helicity (0-3000m) pos: 214.4 neg: -40.0 tot: 174.4 m^2/s^2 ave: 58.1 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 5.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.58 Bulk Shear: 14.44 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 ------------------------------------------------------------------------------- 500 174 16 78 10| 28.4 0.0 28.4|187.9 0.0 187.9 375.7 0.93| 40.7 37.8 1000 181 22 116 9| 15.0 0.0 15.0|207.3 0.0 207.3 207.3 0.92| 23.9 22.1 1500 185 24 134 9| 10.0 0.7 10.7|211.1 -8.3 202.8 135.2 0.80| 17.6 14.1 2000 185 25 137 9| 7.5 1.8 9.3|211.1 -21.5 189.6 94.8 0.65| 14.5 9.4 2500 183 24 133 9| 6.0 2.4 8.4|211.1 -34.6 176.5 70.6 0.53| 12.5 6.6 3000 181 24 127 10| 5.0 2.2 7.2|214.4 -40.0 174.4 58.1 0.50| 10.9 5.4 4000 177 24 123 11| 4.3 1.7 6.0|231.1 -40.0 191.1 47.8 0.52| 8.8 4.6 5000 175 25 124 12| 3.9 1.3 5.3|248.6 -40.0 208.6 41.7 0.54| 7.5 4.1 6000 175 26 128 14| 3.5 1.1 4.7|274.2 -40.0 234.2 39.0 0.56| 6.8 3.8 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250416.23.gif