UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042011.upa.cvt Date: 1100Z 20 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 20 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 58 SFC 972 302 19.8 6.8 43 13.0 12.4 145 1 295.3 296.5 286.7 313.9 6.38 2 967 347 18.0 7.0 49 11.0 11.7 132 1 294.0 295.1 286.3 312.8 6.50 3 925 724 14.4 5.4 55 9.0 9.5 20 1 294.0 295.1 285.9 311.7 6.08 4 912 843 13.4 6.4 63 7.0 9.5 43 2 294.2 295.4 286.5 313.4 6.62 5 891 1039 12.2 0.2 44 12.0 6.2 80 3 294.9 295.7 284.5 307.8 4.35 6 863 1306 10.0 0.0 50 10.0 5.1 131 4 295.3 296.1 284.7 308.4 4.43 7 850 1432 9.8 -0.2 50 10.0 4.9 155 5 296.4 297.2 285.1 309.5 4.43 8 735 2619 0.2 -1.5 88 1.7 -0.6 204 9 298.5 299.4 286.2 312.4 4.66 9 725 2729 -0.3 -4.6 73 4.3 -2.2 208 10 299.1 299.8 285.5 310.4 3.75 10 700 3009 -2.9 -3.9 93 1.0 -3.3 220 11 299.3 300.0 285.9 311.6 4.09 11 691 3111 -3.9 -3.9 100 0.0 -3.9 221 12 299.3 300.0 285.9 311.7 4.15 12 671 3342 -3.9 -12.9 50 9.0 -7.1 223 13 301.8 302.2 284.7 308.4 2.11 13 580 4480 -8.1 -43.1 4 35.0 -13.7 231 19 309.7 309.8 285.4 310.3 0.15 14 500 5610 -17.5 -37.5 16 20.0 -20.6 240 25 311.7 311.8 286.3 312.8 0.30 15 482 5884 -19.9 -38.9 17 19.0 -22.5 238 24 312.0 312.1 286.4 313.0 0.27 16 400 7240 -32.1 -38.1 55 6.0 -32.7 230 21 313.3 313.3 286.9 314.5 0.36 17 395 7328 -33.1 -37.3 66 4.2 -33.6 230 21 313.1 313.2 286.9 314.5 0.39 18 347 8224 -38.7 -48.7 34 10.0 -39.3 230 25 317.3 317.4 288.1 317.8 0.13 19 321 8751 -43.3 -59.3 16 16.0 -43.8 230 27 318.1 318.1 288.2 318.3 0.04 20 300 9200 -47.5 -60.5 21 13.0 -47.9 230 29 318.4 318.4 288.3 318.5 0.04 21 261 10106 -55.1 -61.1 47 6.0 -55.2 238 29 320.2 320.2 288.8 320.3 0.04 22 250 10380 -57.1 -63.1 46 6.0 -57.2 240 29 321.2 321.2 289.2 321.3 0.03 23 230 10907 -59.5 -67.5 35 8.0 -59.6 225 23 325.3 325.3 290.4 325.4 0.02 24 200 11790 -56.5 -77.5 5 21.0 -56.7 205 19 343.3 343.3 295.1 343.3 0.00 25 181 12430 -52.5 -80.5 2 28.0 -52.9 200 19 359.8 359.8 298.7 359.8 0.00 26 169 12871 -54.1 -82.1 2 28.0 -54.5 196 19 364.2 364.2 299.5 364.2 0.00 27 150 13640 -52.3 -83.3 1 31.0 -52.8 190 19 380.0 380.0 302.2 380.0 0.00 28 142 13995 -50.5 -82.5 1 32.0 -51.1 191 19 389.1 389.1 303.6 389.1 0.00 29 115 15350 -55.9 -84.9 1 29.0 -56.3 193 19 403.3 403.3 305.6 403.3 0.00 30 100 16240 -54.9 -85.9 1 31.0 -55.5 195 19 421.7 421.7 307.9 421.7 0.00 31 96 16501 -52.9 -83.9 1 31.0 -53.6 190 18 430.5 430.5 308.9 430.5 0.00 32 70 18520 -56.1 -86.1 1 30.0 -56.8 150 7 464.4 464.4 312.1 464.4 0.00 33 51 20525 -58.1 -87.1 1 29.0 -58.8 126 13 503.7 503.7 315.2 503.7 0.00 34 50 20650 -57.9 -86.9 1 29.0 -58.6 125 13 507.0 507.0 315.4 507.1 0.00 35 33 23305 -51.9 -84.9 1 33.0 -53.9 80 10 586.9 586.9 320.0 587.0 0.01 36 30 23920 -53.3 -85.3 1 32.0 -55.2 70 9 599.3 599.3 320.6 599.4 0.01 37 20 26540 -54.3 -86.3 1 32.0 -56.6 70 33 670.0 670.0 323.4 670.0 0.01 38 16 27966 -54.9 -86.9 1 32.0 -57.6 73 30 712.2 712.2 324.8 712.3 0.01 39 10 30990 -51.5 -85.5 1 34.0 -56.4 80 23 827.3 827.3 327.9 827.5 0.03 40 8.6 31975 -48.7 -83.7 1 35.0 -55.3 874.7 874.7 328.9 875.1 0.04 TRP 230 10907 -59.5 -67.5 35 8.0 -59.6 225 23 325.3 325.3 290.4 325.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5552.00 m Freezing level: 731.00 mb = 2663.32 m = 8737.81 ft Wetbulb zero: 748.04 mb = 2475.68 m = 8122.22 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 44.69 % Est. max temperature: 21.37 C = 70.47 F Sfc-Lift cond lev (LCL): 800.85 mb = 1918.49 m = 6294.17 ft T: 5.87 C 700-500 lapse rate: 5.61 C/km ThetaE index: 5.61 C Layer 891.0- 863.0 mb Conv cond level (CCL): 751.51 mb = 2437.94 m = 7998.41 ft Mean mixing ratio: 5.75 g/kg Conv temperature: 22.65 C = 72.77 F Cap Strength: 5.18 C Lifted Index: 4.10 C Risk: None Lifted Index @300 mb: 5.39 C Lifted Index @700 mb: 0.65 C Showalter Index: 5.10 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 17.30 C K Index: 26.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 35.00 Risk: None Energy Index: 0.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.82 J/kg Max Up Vert Vel: 3.41 m/s Conv Inhibition (B-): 55781.70 J/kg Cap Strength: 5.06 C Lift Cond Lev (LCL): 794.10 mb = 1987.66 m = 6521.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 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 ---------------------------------------------------------- 0 972 302 145 1 -0.6 0.8 | 84 10 -10.4 -1.1 1 925 724 20 1 -0.3 -0.9 | 74 11 -10.2 -2.8 2 850 1432 155 5 -2.1 4.5 | 102 12 -11.9 2.6 3 700 3009 220 11 7.1 8.4 | 157 7 -2.8 6.5 4 500 5610 240 25 21.7 12.5 | 228 16 11.8 10.6 5 400 7240 230 21 16.1 13.5 | 208 13 6.3 11.6 6 300 9200 230 29 22.2 18.6 | 216 21 12.4 16.7 7 250 10380 240 29 25.1 14.5 | 230 20 15.3 12.6 8 230 10907 225 23 16.3 16.3 | 204 16 6.4 14.4 9 200 11790 205 19 8.0 17.2 | 173 15 -1.8 15.3 10 150 13640 190 19 3.3 18.7 | 159 18 -6.5 16.8 11 100 16240 195 19 4.9 18.4 | 163 17 -4.9 16.5 12 70 18520 150 7 -3.5 6.1 | 107 14 -13.3 4.2 13 50 20650 125 13 -10.6 7.5 | 105 21 -20.5 5.6 14 30 23920 70 9 -8.5 -3.1 | 75 19 -18.3 -5.0 15 20 26540 70 33 -31.0 -11.3 | 72 43 -40.8 -13.2 16 10 30990 80 23 -22.7 -4.0 | 80 33 -32.5 -5.9 Wind Parameters Mean winds (0-6000m): 229.1 at 13.3 knts Storm direction: 259.1 at 10.0 knts Shear (0-3000m) pos: 2.4 neg: 0.3 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 85.4 deg Storm rel helicity (0-3000m) pos: 50.4 neg: -5.5 tot: 44.8 m^2/s^2 ave: 14.9 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 27.21 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 66 1 78 11| 0.0 2.1 2.1| 0.0 -5.5 -5.5 -11.1 -0.77| 2.6 -2.0 1000 112 2 84 12| 2.4 1.0 3.4| 15.2 -5.5 9.7 9.7 0.31| 4.1 1.3 1500 153 3 94 11| 2.6 0.7 3.3| 28.1 -5.5 22.6 15.1 0.53| 4.2 2.2 2000 169 4 102 11| 2.5 0.5 3.0| 36.8 -5.5 31.2 15.6 0.61| 4.0 2.4 2500 186 5 110 10| 2.4 0.4 2.8| 44.5 -5.5 39.0 15.6 0.65| 4.0 2.6 3000 200 6 117 9| 2.4 0.3 2.7| 50.4 -5.5 44.8 14.9 0.68| 3.9 2.7 4000 214 8 135 7| 2.5 0.3 2.7| 61.9 -5.5 56.4 14.1 0.72| 3.7 2.6 5000 224 11 160 6| 2.5 0.2 2.7| 76.6 -5.5 71.1 14.2 0.72| 3.6 2.6 6000 229 13 182 7| 2.2 0.2 2.4| 81.9 -14.1 67.8 11.3 0.62| 3.3 2.1 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250420.11.gif