UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041606.upa.cvt Date: 0600Z 16 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 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 84 SFC 974 303 8.8 8.5 98 0.3 8.6 0 0 284.1 285.3 283.0 303.9 7.16 2 972 321 8.6 8.6 100 0.0 8.6 0 0 284.0 285.3 283.0 304.0 7.22 3 955 468 11.8 11.1 95 0.7 11.4 0 0 288.7 290.3 286.5 313.2 8.72 4 925 737 12.4 9.9 85 2.5 10.9 0 0 292.0 293.5 287.3 315.7 8.30 5 910 875 13.4 6.4 63 7.0 9.5 328 2 294.4 295.6 286.6 313.6 6.63 6 882 1137 11.6 6.9 73 4.7 8.9 267 5 295.2 296.4 287.3 315.7 7.09 7 878 1175 12.2 1.2 47 11.0 6.6 258 6 296.2 297.0 285.4 310.2 4.75 8 867 1281 12.4 0.4 44 12.0 6.3 234 7 297.4 298.3 285.7 310.9 4.54 9 863 1320 12.4 1.4 47 11.0 6.7 225 7 297.8 298.7 286.2 312.4 4.91 10 850 1447 11.2 3.2 58 8.0 6.9 195 9 297.9 298.9 286.9 314.6 5.67 11 709 2931 -0.7 -3.2 83 2.5 -1.9 204 16 300.6 301.4 286.5 313.5 4.26 12 700 3033 -1.3 -6.2 69 4.9 -3.4 205 17 301.0 301.7 285.9 311.5 3.43 13 690 3148 -1.9 -8.9 59 7.0 -4.7 206 17 301.6 302.1 285.4 310.3 2.82 14 661 3490 -0.7 -26.7 12 26.0 -7.6 210 18 306.7 306.8 284.9 308.9 0.65 15 504 5590 -17.5 -34.5 21 17.0 -20.4 234 23 311.0 311.1 286.2 312.4 0.41 16 500 5650 -17.9 -33.9 23 16.0 -20.6 235 23 311.2 311.3 286.3 312.7 0.43 17 451 6409 -24.7 -31.7 52 7.0 -25.8 230 28 312.0 312.1 286.8 314.1 0.60 18 443 6539 -25.7 -32.7 52 7.0 -26.8 230 28 312.3 312.4 286.8 314.3 0.55 19 400 7270 -30.7 -40.7 37 10.0 -31.7 225 33 315.1 315.1 287.5 316.1 0.27 20 376 7706 -34.1 -51.1 16 17.0 -35.2 228 34 316.2 316.2 287.6 316.6 0.09 21 300 9240 -48.1 -58.1 31 10.0 -48.4 240 38 317.6 317.6 288.0 317.8 0.05 22 265 10049 -55.5 -61.5 47 6.0 -55.6 250 28 318.2 318.2 288.2 318.4 0.04 23 250 10420 -57.7 -62.6 53 4.9 -57.8 255 23 320.3 320.3 288.9 320.4 0.03 24 230 10942 -61.3 -65.3 59 4.0 -61.3 230 35 322.5 322.5 289.6 322.6 0.03 25 226 11050 -60.9 -68.9 34 8.0 -61.0 228 34 324.8 324.8 290.2 324.8 0.02 26 224 11106 -55.1 -74.1 8 19.0 -55.4 227 34 334.5 334.5 292.9 334.5 0.01 27 221 11193 -53.5 -76.5 4 23.0 -53.8 226 34 338.2 338.2 293.9 338.3 0.01 28 200 11830 -56.9 -75.9 7 19.0 -57.1 215 31 342.7 342.7 295.0 342.7 0.01 29 196 11957 -57.7 -76.7 7 19.0 -57.9 213 32 343.4 343.4 295.1 343.4 0.01 30 190 12156 -51.3 -81.3 2 30.0 -51.7 211 33 356.7 356.7 298.1 356.7 0.00 31 185 12329 -49.7 -81.7 1 32.0 -50.3 208 33 362.1 362.1 299.1 362.1 0.00 32 150 13690 -51.9 -83.9 1 32.0 -52.4 190 40 380.6 380.6 302.3 380.7 0.00 33 135 14372 -52.5 -84.5 1 32.0 -53.1 191 38 391.2 391.2 304.0 391.2 0.00 34 116 15342 -57.3 -87.3 1 30.0 -57.6 193 36 399.7 399.7 305.2 399.7 0.00 35 100 16280 -57.5 -87.5 1 30.0 -57.9 195 33 416.6 416.6 307.3 416.6 0.00 36 94 16669 -58.9 -87.9 1 29.0 -59.3 200 30 421.3 421.3 307.9 421.3 0.00 37 90 16944 -56.1 -87.1 1 31.0 -56.6 204 27 432.2 432.2 309.1 432.2 0.00 38 79 17766 -59.1 -88.1 1 29.0 -59.5 215 20 442.4 442.4 310.1 442.4 0.00 39 76 18010 -56.5 -87.5 1 31.0 -57.1 218 18 452.7 452.7 311.1 452.7 0.00 40 70 18530 -57.5 -87.5 1 30.0 -58.0 225 13 461.4 461.4 311.9 461.4 0.00 41 50 20660 -57.7 -88.7 1 31.0 -58.5 155 7 507.5 507.5 315.5 507.5 0.00 42 46 21183 -58.7 -88.7 1 30.0 -59.5 148 9 517.3 517.3 316.1 517.4 0.00 43 31 23681 -54.3 -88.3 1 34.0 -55.9 113 18 591.0 591.0 320.2 591.1 0.01 44 30 23890 -55.1 -88.1 1 33.0 -56.7 110 19 594.4 594.4 320.3 594.5 0.01 45 21 26168 -55.9 -88.9 1 33.0 -57.9 110 17 655.9 655.9 322.9 655.9 0.01 46 20 26480 -54.5 -88.5 1 34.0 -56.8 110 17 669.4 669.4 323.4 669.4 0.01 47 17 27523 -52.5 -87.5 1 35.0 -55.6 98 17 707.6 707.6 324.7 707.7 0.01 48 10 30960 -50.7 -87.7 0 37.0 -55.9 60 17 830.3 830.3 328.0 830.4 0.02 49 9.7 31159 -50.5 -87.5 0 37.0 -55.9 838.3 838.3 328.1 838.5 0.02 50 9.4 31363 -51.5 -87.5 1 36.0 -56.6 842.1 842.1 328.2 842.3 0.02 51 7.3 33032 -44.1 -84.1 0 40.0 -53.7 935.4 935.5 330.1 935.9 0.05 TRP 230 10942 -61.3 -65.3 59 4.0 -61.3 230 35 322.5 322.5 289.6 322.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5566.00 m Freezing level: 717.29 mb = 2843.57 m = 9329.19 ft Wetbulb zero: 738.76 mb = 2594.45 m = 8511.86 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 46.24 % Est. max temperature: 22.99 C = 73.39 F Sfc-Lift cond lev (LCL): 969.59 mb = 341.34 m = 1119.88 ft T: 9.05 C 700-500 lapse rate: 6.34 C/km ThetaE index: 5.74 C Layer 709.0- 504.0 mb Conv cond level (CCL): 974.00 mb = 303.42 m = 995.45 ft Mean mixing ratio: 7.49 g/kg Conv temperature: 9.17 C = 48.50 F Cap Strength: 5.35 C Lifted Index: 2.44 C Risk: None Lifted Index @300 mb: 3.38 C Lifted Index @700 mb: 1.29 C Showalter Index: 1.59 C Risk: Showers probable Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 21.10 C K Index: 27.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 103.40 Risk: None Energy Index: -0.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.66 J/kg Max Up Vert Vel: 9.45 m/s Conv Inhibition (B-): 54997.70 J/kg Cap Strength: 5.35 C Lift Cond Lev (LCL): 873.70 mb = 1216.41 m = 3990.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 249 at 12 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 ---------------------------------------------------------- 0 974 303 0 0 -0.0 -0.0 | 69 12 -10.9 -4.2 1 925 737 0 0 -0.0 -0.0 | 69 12 -10.9 -4.2 2 850 1447 195 9 2.3 8.7 | 117 10 -8.6 4.5 3 700 3033 205 17 7.2 15.4 | 161 12 -3.7 11.2 4 500 5650 235 23 18.8 13.2 | 221 12 7.9 9.0 5 400 7270 225 33 23.3 23.3 | 213 23 12.4 19.1 6 300 9240 240 38 32.9 19.0 | 236 26 22.0 14.8 7 250 10420 255 23 22.2 6.0 | 261 11 11.3 1.7 8 230 10942 230 35 26.8 22.5 | 221 24 15.9 18.3 9 200 11830 215 31 17.8 25.4 | 198 22 6.8 21.2 10 150 13690 190 40 6.9 39.4 | 174 35 -4.0 35.2 11 100 16280 195 33 8.5 31.9 | 175 28 -2.4 27.6 12 70 18530 225 13 9.2 9.2 | 161 5 -1.7 5.0 13 50 20660 155 7 -3.0 6.3 | 99 14 -13.9 2.1 14 30 23890 110 19 -17.9 6.5 | 94 29 -28.8 2.3 15 20 26480 110 17 -16.0 5.8 | 93 27 -26.9 1.6 16 10 30960 60 17 -14.7 -8.5 | 64 29 -25.7 -12.7 Wind Parameters Mean winds (0-6000m): 218.8 at 15.6 knts Storm direction: 248.8 at 11.7 knts Shear (0-3000m) pos: 1.3 neg: 1.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 98.1 deg Storm rel helicity (0-3000m) pos: 37.0 neg: -8.9 tot: 28.1 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.38 Bulk Shear: 32.46 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 ------------------------------------------------------------------------------- 500 345 0 69 12| 0.0 0.9 0.9| 0.0 -2.6 -2.6 -5.2 -0.99| 0.9 -0.9 1000 228 2 73 10| 0.0 3.7 3.7| 6.8 -8.9 -2.1 -2.1 0.13| 5.8 0.7 1500 196 4 90 10| 0.0 3.7 3.7| 16.3 -8.9 7.4 4.9 0.33| 6.2 2.0 2000 197 6 101 9| 0.7 2.8 3.4| 23.1 -8.9 14.2 7.1 0.41| 5.3 2.2 2500 200 8 112 9| 1.1 2.2 3.3| 30.2 -8.9 21.3 8.5 0.47| 4.8 2.3 3000 202 10 122 9| 1.3 1.9 3.1| 37.0 -8.9 28.1 9.4 0.52| 4.4 2.3 4000 207 12 138 8| 1.4 1.4 2.8| 50.2 -8.9 41.3 10.3 0.59| 3.9 2.3 5000 213 14 155 8| 1.5 1.1 2.6| 64.6 -8.9 55.7 11.1 0.64| 3.6 2.3 6000 219 16 172 8| 1.4 1.2 2.6| 69.8 -11.7 58.1 9.7 0.57| 3.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250416.06.gif