UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041911.upa.cvt Date: 1100Z 19 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 19 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 96 SFC 975 308 12.2 4.2 58 8.0 8.1 205 1 287.4 288.4 282.4 302.5 5.30 2 925 745 7.2 3.8 79 3.4 5.5 125 1 286.7 287.6 282.2 302.0 5.43 3 890 1061 4.2 3.0 92 1.2 3.6 164 8 286.7 287.7 282.1 301.8 5.34 4 857 1368 1.6 1.6 100 0.0 1.6 202 15 287.1 288.0 281.9 301.4 5.01 5 850 1434 1.6 0.9 95 0.7 1.3 210 17 287.8 288.7 282.0 301.5 4.80 6 789 2030 -2.5 -2.7 99 0.2 -2.6 223 15 289.6 290.3 281.8 301.1 3.97 7 782 2101 0.6 -6.4 59 7.0 -2.2 225 14 293.7 294.2 282.5 302.7 3.03 8 747 2468 0.0 -6.0 64 6.0 -2.5 233 13 296.9 297.5 284.1 306.7 3.27 9 700 2986 -3.3 -7.9 70 4.6 -5.1 245 11 298.8 299.4 284.5 308.0 3.01 10 679 3226 -5.1 -7.8 81 2.7 -6.2 247 12 299.4 300.0 284.9 309.0 3.13 11 650 3568 -6.9 -9.6 81 2.7 -7.9 251 14 301.2 301.7 285.3 309.9 2.84 12 641 3676 -7.5 -14.5 57 7.0 -9.8 252 14 301.7 302.0 284.5 307.8 1.94 13 628 3835 -8.5 -12.0 76 3.5 -9.7 253 15 302.3 302.8 285.2 309.9 2.42 14 549 4867 -13.9 -18.9 66 5.0 -15.3 263 20 307.8 308.0 286.4 312.8 1.56 15 519 5291 -17.1 -25.1 50 8.0 -18.9 267 22 308.9 309.1 286.1 312.1 0.96 16 500 5570 -19.3 -26.3 54 7.0 -20.8 270 23 309.5 309.7 286.2 312.5 0.89 17 492 5690 -20.3 -24.6 68 4.3 -21.2 270 23 309.7 309.9 286.5 313.2 1.06 18 431 6657 -27.3 -45.3 16 18.0 -29.0 273 27 312.8 312.8 286.5 313.3 0.16 19 400 7190 -32.1 -47.1 21 15.0 -33.3 275 29 313.3 313.3 286.6 313.8 0.14 20 384 7477 -33.9 -55.9 9 22.0 -35.1 277 33 314.6 314.6 287.0 314.8 0.05 21 338 8359 -40.7 -51.7 30 11.0 -41.2 284 46 317.0 317.0 287.9 317.4 0.10 22 319 8750 -44.7 -51.7 45 7.0 -45.0 287 52 316.7 316.8 287.8 317.1 0.10 23 311 8920 -45.1 -59.1 19 14.0 -45.5 288 54 318.5 318.5 288.3 318.7 0.04 24 300 9160 -46.3 -57.3 28 11.0 -46.7 290 58 320.1 320.1 288.8 320.3 0.06 25 285 9501 -48.0 -60.8 21 12.8 -48.3 290 58 322.4 322.5 289.5 322.6 0.04 26 254 10257 -51.7 -68.7 11 17.0 -52.0 275 40 327.7 327.7 291.1 327.8 0.01 27 250 10360 -50.9 -70.9 8 20.0 -51.2 270 38 330.4 330.4 291.8 330.4 0.01 28 244 10518 -48.7 -69.7 7 21.0 -49.1 265 35 336.0 336.0 293.3 336.0 0.01 29 218 11251 -52.5 -73.5 6 21.0 -52.8 242 23 341.1 341.1 294.6 341.2 0.01 30 202 11745 -49.5 -79.5 2 30.0 -50.0 227 14 353.4 353.4 297.4 353.4 0.00 31 200 11810 -49.9 -78.9 2 29.0 -50.4 225 13 353.8 353.8 297.4 353.8 0.00 32 185 12315 -52.5 -80.5 2 28.0 -52.9 226 14 357.5 357.5 298.2 357.5 0.00 33 151 13636 -48.5 -81.5 1 33.0 -49.3 230 17 385.8 385.8 303.2 385.8 0.00 34 150 13680 -48.9 -81.9 1 33.0 -49.6 230 17 385.8 385.8 303.2 385.8 0.00 35 112 15569 -55.9 -84.9 1 29.0 -56.3 212 13 406.3 406.3 306.0 406.3 0.00 36 100 16290 -56.1 -85.1 1 29.0 -56.6 205 11 419.3 419.3 307.6 419.3 0.00 37 88 17104 -54.9 -84.9 1 30.0 -55.5 191 9 437.4 437.4 309.6 437.4 0.00 38 70 18560 -56.7 -85.7 1 29.0 -57.3 165 5 463.1 463.1 312.0 463.1 0.00 39 51 20565 -58.3 -87.3 1 29.0 -59.0 207 1 503.2 503.2 315.2 503.3 0.00 40 50 20690 -57.5 -87.5 1 30.0 -58.3 210 1 508.0 508.0 315.5 508.0 0.00 41 30 23950 -52.7 -85.7 1 33.0 -54.7 105 23 601.0 601.0 320.6 601.0 0.01 42 25 25127 -51.7 -84.7 1 33.0 -54.2 109 25 636.0 636.0 322.2 636.1 0.01 43 20 26570 -52.1 -85.1 1 33.0 -55.0 115 27 676.7 676.7 323.7 676.8 0.01 44 14 28870 -53.1 -86.1 1 33.0 -56.5 100 22 746.0 746.0 325.8 746.1 0.02 45 12 29873 -48.1 -84.1 1 36.0 -53.8 93 20 797.3 797.3 327.2 797.6 0.03 46 10 31070 -49.5 -84.5 1 35.0 -55.2 85 17 834.8 834.8 328.1 835.1 0.03 47 8.8 31910 -47.9 -83.9 1 36.0 -54.8 872.1 872.1 328.9 872.4 0.04 48 7.8 32705 -48.9 -83.9 1 35.0 -55.8 898.7 898.7 329.4 899.1 0.04 49 7.3 33143 -45.5 -82.5 1 37.0 -54.2 929.7 929.8 330.0 930.4 0.06 TRP 254 10257 -51.7 -68.7 11 17.0 -52.0 275 40 327.7 327.7 291.1 327.8 0.01 WND 285 9501 -48.0 -60.8 21 12.8 -48.3 290 58 322.4 322.5 289.5 322.6 0.04 Sounding variables and indices 1000-500 mb thick: 5474.00 m Freezing level: 826.20 mb = 1666.54 m = 5467.58 ft Freezing level: 783.35 mb = 2087.28 m = 6847.94 ft Freezing level: 747.00 mb = 2468.41 m = 8098.35 ft Wetbulb zero: 830.28 mb = 1621.84 m = 5320.92 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 73.84 % Est. max temperature: 13.32 C = 55.98 F Sfc-Lift cond lev (LCL): 863.76 mb = 1304.03 m = 4278.26 ft T: 2.14 C 700-500 lapse rate: 6.19 C/km ThetaE index: 1.09 C Layer 925.0- 850.0 mb Conv cond level (CCL): 871.44 mb = 1232.21 m = 4042.65 ft Mean mixing ratio: 5.36 g/kg Conv temperature: 11.75 C = 53.15 F Cap Strength: 8.19 C Lifted Index: 8.25 C Risk: None Lifted Index @300 mb: 12.92 C Lifted Index @700 mb: 4.97 C Showalter Index: 8.60 C Risk: None Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 20.20 C K Index: 17.20 Risk: < 20 % chance of thunderstorms Sweat Index: 201.05 Risk: None Energy Index: 2.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.71 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 2.32 J/kg Cap Strength: 8.21 C Lift Cond Lev (LCL): 872.42 mb = 1223.08 m = 4012.68 ft Lev Free Conv (LFC): 867.42 mb = 1269.71 m = 4165.68 ft Equ Level (EL): 787.42 mb = 2045.90 m = 6712.18 ft B at Equ Level: 0.92 J/kg Max Parcel Lev (MPL): 777.42 mb = 2148.19 m = 7047.77 ft Wind level data Storm motion: 282 at 11 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 ---------------------------------------------------------- 0 975 308 205 1 0.4 0.9 | 107 11 -10.7 3.2 1 925 745 125 1 -0.8 0.6 | 104 12 -12.0 2.9 2 850 1434 210 17 8.5 14.7 | 171 17 -2.6 17.0 3 700 2986 245 11 10.0 4.6 | 170 7 -1.2 7.0 4 500 5570 270 23 23.0 -0.0 | 259 12 11.9 2.3 5 400 7190 275 29 28.9 -2.5 | 271 18 17.7 -0.2 6 300 9160 290 58 54.5 -19.8 | 292 47 43.4 -17.5 7 285 9501 290 58 54.5 -19.8 | 292 47 43.4 -17.5 8 254 10257 275 40 39.8 -3.5 | 272 29 28.7 -1.2 9 250 10360 270 38 38.0 -0.0 | 265 27 26.9 2.3 10 200 11810 225 13 9.2 9.2 | 170 12 -1.9 11.5 11 150 13680 230 17 13.0 10.9 | 188 13 1.9 13.2 12 100 16290 205 11 4.6 10.0 | 152 14 -6.5 12.3 13 70 18560 165 5 -1.3 4.8 | 120 14 -12.4 7.1 14 50 20690 210 1 0.5 0.9 | 107 11 -10.6 3.2 15 30 23950 105 23 -22.2 6.0 | 104 34 -33.4 8.3 16 20 26570 115 27 -24.5 11.4 | 111 38 -35.6 13.7 17 10 31070 85 17 -16.9 -1.5 | 92 28 -28.1 0.8 Wind Parameters Mean winds (0-6000m): 251.7 at 15.2 knts Storm direction: 281.7 at 11.4 knts Shear (0-3000m) pos: 2.4 neg: 0.4 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 77.0 deg Storm rel helicity (0-3000m) pos: 94.0 neg: -3.3 tot: 90.7 m^2/s^2 ave: 30.2 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 30.97 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 ------------------------------------------------------------------------------- 500 157 1 106 12| 0.0 2.4 2.4| 2.3 -1.8 0.6 1.2 0.05| 2.8 0.1 1000 189 5 124 13| 6.7 1.2 7.9| 62.8 -1.8 61.1 61.1 0.79| 9.1 7.1 1500 209 8 144 12| 5.3 0.8 6.1| 89.7 -1.8 87.9 58.6 0.78| 8.7 6.8 2000 214 10 152 12| 3.6 0.6 4.2| 91.2 -1.8 89.5 44.7 0.70| 7.4 5.2 2500 218 11 157 12| 2.6 0.5 3.1| 91.2 -2.8 88.5 35.4 0.62| 6.6 4.1 3000 222 11 159 11| 2.4 0.4 2.8| 94.0 -3.3 90.7 30.2 0.61| 5.9 3.6 4000 233 12 169 10| 2.4 0.3 2.7|104.0 -3.3 100.7 25.2 0.66| 5.1 3.4 5000 243 13 186 8| 2.4 0.2 2.7|116.3 -3.3 112.9 22.6 0.68| 4.7 3.2 6000 252 15 205 8| 2.4 0.2 2.6|124.9 -3.3 121.6 20.3 0.67| 4.3 2.9 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250419.11.gif