UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:2300Z 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 65 SFC 972 305 13.8 7.8 67 6.0 10.4 190 3 289.3 290.5 284.8 308.7 6.84 2 939 599 16.8 0.8 34 16.0 8.7 187 11 295.2 296.0 284.5 307.9 4.31 3 925 727 15.8 0.8 36 15.0 8.2 185 15 295.5 296.3 284.7 308.4 4.38 4 898 978 15.2 -0.8 33 16.0 7.2 187 13 297.4 298.1 285.1 309.3 4.01 5 897 987 15.0 -1.0 33 16.0 7.1 187 13 297.2 298.0 284.9 309.1 3.96 6 850 1439 11.0 0.0 47 11.0 5.5 190 9 297.7 298.5 285.7 311.1 4.50 7 737 2608 0.4 -0.6 93 1.0 -0.1 230 10 298.5 299.4 286.5 313.3 4.97 8 700 3019 -2.7 -5.6 80 2.9 -3.9 245 11 299.5 300.2 285.4 310.4 3.60 9 633 3808 -7.3 -11.0 75 3.7 -8.7 241 19 303.0 303.5 285.7 311.1 2.61 10 624 3919 -6.9 -14.9 53 8.0 -9.5 240 20 304.7 305.1 285.6 310.8 1.93 11 613 4057 -7.5 -18.5 41 11.0 -10.8 239 22 305.6 305.8 285.4 310.2 1.45 12 519 5330 -15.7 -23.7 50 8.0 -17.6 232 35 310.6 310.8 286.8 314.2 1.09 13 500 5610 -17.9 -25.9 50 8.0 -19.7 230 38 311.2 311.4 286.9 314.3 0.93 14 426 6789 -28.1 -30.9 77 2.8 -28.5 219 38 312.8 312.9 287.1 315.1 0.68 15 400 7240 -31.7 -36.2 64 4.5 -32.2 215 38 313.8 313.9 287.2 315.3 0.43 16 361 7955 -37.9 -44.9 48 7.0 -38.4 213 40 314.8 314.9 287.3 315.5 0.19 17 344 8285 -40.7 -50.7 33 10.0 -41.2 212 41 315.4 315.4 287.3 315.8 0.11 18 333 8505 -42.5 -49.5 46 7.0 -42.9 212 42 315.9 315.9 287.5 316.4 0.13 19 327 8628 -43.5 -56.5 22 13.0 -44.0 211 42 316.2 316.2 287.5 316.4 0.06 20 316 8856 -45.7 -50.7 57 5.0 -45.9 211 43 316.2 316.2 287.6 316.6 0.12 21 308 9027 -47.1 -57.1 31 10.0 -47.4 210 43 316.6 316.6 287.7 316.8 0.06 22 300 9200 -48.5 -56.5 39 8.0 -48.7 210 44 317.0 317.0 287.8 317.2 0.06 23 264 10026 -55.4 -62.7 40 7.3 -55.5 210 64 318.7 318.7 288.3 318.9 0.03 24 250 10370 -58.3 -65.3 40 7.0 -58.4 205 60 319.4 319.4 288.6 319.5 0.02 25 229 10917 -62.7 -67.6 52 4.9 -62.7 215 60 320.8 320.8 289.0 320.9 0.02 26 203 11666 -59.3 -75.3 11 16.0 -59.5 219 44 337.4 337.4 293.7 337.4 0.01 27 200 11760 -57.7 -76.7 7 19.0 -57.9 220 42 341.4 341.4 294.7 341.4 0.01 28 197 11856 -55.5 -77.5 5 22.0 -55.8 219 41 346.4 346.4 295.8 346.4 0.01 29 192 12020 -54.5 -77.5 4 23.0 -54.8 217 39 350.5 350.5 296.7 350.6 0.01 30 179 12465 -56.9 -78.9 5 22.0 -57.1 212 34 353.7 353.7 297.4 353.7 0.00 31 156 13346 -51.3 -82.3 1 31.0 -51.8 203 24 377.4 377.4 301.8 377.4 0.00 32 150 13600 -52.7 -82.7 1 30.0 -53.2 200 21 379.3 379.3 302.1 379.3 0.00 33 122 14940 -51.5 -83.5 1 32.0 -52.2 180 19 404.5 404.5 305.8 404.6 0.00 34 106 15846 -55.1 -85.1 1 30.0 -55.6 166 18 414.3 414.3 307.0 414.3 0.00 35 100 16220 -53.9 -84.9 1 31.0 -54.5 160 17 423.6 423.6 308.2 423.6 0.00 36 79 17726 -52.9 -84.9 1 32.0 -53.8 150 10 455.2 455.2 311.3 455.2 0.00 37 70 18500 -53.7 -85.7 1 32.0 -54.6 145 7 469.5 469.5 312.6 469.5 0.00 38 60 19483 -57.7 -86.7 1 29.0 -58.3 120 9 481.7 481.7 313.6 481.7 0.00 39 50 20640 -55.9 -86.9 1 31.0 -56.8 90 11 511.7 511.7 315.8 511.8 0.00 40 43 21603 -53.7 -85.7 1 32.0 -55.1 74 10 539.7 539.7 317.5 539.7 0.01 41 32 23489 -55.9 -86.9 1 31.0 -57.3 42 9 581.4 581.4 319.8 581.5 0.01 42 30 23900 -55.5 -86.5 1 31.0 -57.0 35 9 593.3 593.3 320.3 593.4 0.01 43 23 25602 -52.5 -85.5 1 33.0 -55.0 45 21 649.0 649.0 322.6 649.1 0.01 44 20 26500 -54.3 -86.3 1 32.0 -56.6 50 27 670.0 670.0 323.4 670.0 0.01 45 15 28333 -56.9 -87.9 1 31.0 -59.2 718.8 718.8 325.0 718.9 0.01 TRP 229 10917 -62.7 -67.6 52 4.9 -62.7 215 60 320.8 320.8 289.0 320.9 0.02 WND 264 10026 -55.4 -62.7 40 7.3 -55.5 210 64 318.7 318.7 288.3 318.9 0.03 Sounding variables and indices 1000-500 mb thick: 5545.00 m Freezing level: 732.23 mb = 2660.61 m = 8728.94 ft Wetbulb zero: 738.96 mb = 2585.79 m = 8483.47 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 58.53 % Est. max temperature: 22.34 C = 72.22 F Sfc-Lift cond lev (LCL): 888.05 mb = 1071.46 m = 3515.25 ft T: 14.25 C 700-500 lapse rate: 5.87 C/km ThetaE index: 2.91 C Layer 700.0- 633.0 mb Conv cond level (CCL): 706.36 mb = 2946.75 m = 9667.70 ft Mean mixing ratio: 4.63 g/kg Conv temperature: 23.75 C = 74.75 F Cap Strength: 5.20 C Lifted Index: 5.17 C Risk: None Lifted Index @300 mb: 6.03 C Lifted Index @700 mb: 2.03 C Showalter Index: 3.76 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 17.90 C K Index: 26.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 56.00 Risk: None Energy Index: 0.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.14 J/kg Max Up Vert Vel: 7.63 m/s Conv Inhibition (B-): 48995.72 J/kg Cap Strength: 5.20 C Lift Cond Lev (LCL): 749.03 mb = 2474.90 m = 8119.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 256 at 15 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 ---------------------------------------------------------- 0 972 305 190 3 0.5 3.0 | 87 14 -14.0 -0.7 1 925 727 185 15 1.3 14.9 | 131 17 -13.2 11.3 2 850 1439 190 9 1.6 8.9 | 112 14 -12.9 5.2 3 700 3019 245 11 10.0 4.6 | 103 5 -4.5 1.0 4 500 5610 230 38 29.1 24.4 | 215 25 14.6 20.8 5 400 7240 215 38 21.8 31.1 | 195 28 7.3 27.5 6 300 9200 210 44 22.0 38.1 | 192 35 7.5 34.5 7 264 10026 210 64 32.0 55.4 | 199 55 17.5 51.8 8 250 10370 205 60 25.4 54.4 | 192 52 10.8 50.8 9 229 10917 215 60 34.4 49.1 | 204 50 19.9 45.5 10 200 11760 220 42 27.0 32.2 | 204 31 12.5 28.6 11 150 13600 200 21 7.2 19.7 | 156 18 -7.3 16.1 12 100 16220 160 17 -5.8 16.0 | 121 24 -20.3 12.4 13 70 18500 145 7 -4.0 5.7 | 97 19 -18.5 2.1 14 50 20640 90 11 -11.0 0.0 | 82 26 -25.5 -3.6 15 30 23900 35 9 -5.2 -7.4 | 61 23 -19.7 -11.0 16 20 26500 50 27 -20.7 -17.4 | 59 41 -35.2 -21.0 Wind Parameters Mean winds (0-6000m): 226.0 at 19.9 knts Storm direction: 256.0 at 15.0 knts Shear (0-3000m) pos: 2.3 neg: 1.9 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 55.5 deg Storm rel helicity (0-3000m) pos: 46.7 neg: -19.8 tot: 26.9 m^2/s^2 ave: 9.0 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.13 Bulk Shear: 25.79 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 10 115 15| 0.0 11.7 11.7| 41.1 0.0 41.1 82.2 0.93| 11.8 11.0 1000 186 11 119 15| 2.2 5.8 8.0| 41.1 -14.2 26.9 26.9 0.46| 8.1 3.7 1500 189 10 118 15| 2.1 3.9 5.9| 43.0 -17.5 25.5 17.0 0.37| 6.5 2.4 2000 194 10 118 14| 2.1 2.9 5.1| 44.1 -17.5 26.6 13.3 0.33| 5.6 1.9 2500 201 10 119 12| 2.4 2.3 4.7| 44.1 -18.8 25.3 10.1 0.26| 5.2 1.4 3000 209 11 121 11| 2.3 1.9 4.3| 46.7 -19.8 26.9 9.0 0.29| 5.1 1.4 4000 221 13 134 9| 1.8 2.6 4.4| 55.0 -19.8 35.3 8.8 0.36| 5.2 1.8 5000 226 16 160 8| 1.4 3.2 4.6| 57.7 -20.1 37.6 7.5 0.29| 5.2 1.5 6000 226 20 179 10| 1.2 3.1 4.2| 57.7 -49.5 8.1 1.4 0.18| 5.0 0.9 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250420.23.gif