UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052011.upa.cvt Date: 1100Z 20 MAY 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 20 MAY 25 Station: BGSC WMO ident: 4339 Latitude: 70.48 Longitude: -21.95 Elevation: 69.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1021 69 8.0 -2.0 49 10.0 3.8 10 23 279.5 280.0 275.9 288.5 3.23 1 993 298 8.0 -2.0 49 10.0 3.7 358 21 281.7 282.3 277.2 291.1 3.32 2 923 899 7.0 -3.0 49 10.0 2.7 326 16 286.6 287.2 279.6 296.2 3.32 3 885 1245 7.4 -3.6 46 11.0 2.6 308 14 290.5 291.1 281.4 300.2 3.31 4 850 1576 6.8 -6.2 39 13.0 1.4 290 11 293.3 293.8 282.0 301.7 2.83 5 820 1870 5.8 -6.2 42 12.0 0.7 289 12 295.2 295.8 283.0 304.0 2.93 6 797 2102 4.2 -7.8 41 12.0 -0.7 288 12 295.9 296.4 283.0 304.0 2.66 7 718 2940 -2.9 -8.9 63 6.0 -5.2 286 14 297.1 297.6 283.5 305.3 2.71 8 700 3141 -3.9 -10.9 58 7.0 -6.4 285 15 298.2 298.6 283.6 305.4 2.38 9 660 3604 -6.3 -14.3 53 8.0 -8.9 288 16 300.5 300.9 284.0 306.5 1.91 10 611 4203 -10.3 -18.3 52 8.0 -12.6 293 18 302.6 302.9 284.3 307.3 1.48 11 536 5201 -16.3 -27.3 38 11.0 -18.6 301 21 307.0 307.1 285.1 309.5 0.76 12 500 5720 -20.7 -29.7 44 9.0 -22.3 305 23 307.8 307.9 285.3 310.0 0.65 13 400 7330 -33.1 -39.1 55 6.0 -33.7 315 21 312.0 312.0 286.4 313.1 0.32 14 300 9280 -49.7 -54.7 56 5.0 -49.8 285 17 315.3 315.3 287.3 315.6 0.08 15 284 9636 -51.7 -59.7 38 8.0 -51.9 283 18 317.4 317.4 287.9 317.6 0.04 16 250 10450 -56.7 -65.7 31 9.0 -56.8 280 21 321.8 321.8 289.3 321.9 0.02 17 237 10786 -58.7 -66.7 35 8.0 -58.8 290 21 323.7 323.7 289.9 323.8 0.02 18 225 11111 -59.9 -67.9 34 8.0 -60.0 299 22 326.7 326.7 290.8 326.8 0.02 19 200 11850 -57.5 -80.5 4 23.0 -57.7 320 23 341.7 341.7 294.7 341.7 0.00 20 178 12593 -54.1 -84.1 1 30.0 -54.4 358.9 358.9 298.5 358.9 0.00 21 150 13690 -55.1 -86.1 1 31.0 -55.5 375.1 375.1 301.5 375.1 0.00 22 110 15674 -54.5 -85.5 1 31.0 -55.0 411.1 411.1 306.6 411.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5479.78 m Freezing level: 750.27 mb = 2598.01 m = 8523.55 ft Wetbulb zero: 808.18 mb = 1988.82 m = 6524.91 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 48.11 % Est. max temperature: 20.20 C = 68.35 F Sfc-Lift cond lev (LCL): 875.73 mb = 1331.15 m = 4367.24 ft T: 7.24 C 700-500 lapse rate: 6.51 C/km ThetaE index: 0.04 C Layer 797.0- 718.0 mb Conv cond level (CCL): 640.38 mb = 3838.03 m = 12591.79 ft Mean mixing ratio: 3.31 g/kg Conv temperature: 30.00 C = 85.99 F Cap Strength: 13.62 C Lifted Index: 13.56 C Risk: None Lifted Index @300 mb: 16.08 C Lifted Index @700 mb: 9.97 C Showalter Index: 7.08 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 27.50 C Cross Totals Index: 14.50 C K Index: 14.30 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 1.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.39 J/kg Max Up Vert Vel: 6.54 m/s Conv Inhibition (B-): 14718.56 J/kg Cap Strength: 13.59 C Lift Cond Lev (LCL): 831.25 mb = 1758.72 m = 5770.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 at 13 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 1021 69 10 23 -4.0 -22.7 | 41 14 -9.4 -10.9 1 850 1576 290 11 10.3 -3.8 | 212 9 4.9 7.9 2 700 3141 285 15 14.5 -3.9 | 229 12 9.1 7.8 3 500 5720 305 23 18.8 -13.2 | 276 14 13.4 -1.5 4 400 7330 315 21 14.8 -14.8 | 288 10 9.4 -3.1 5 300 9280 285 17 16.4 -4.4 | 236 13 11.0 7.3 6 250 10450 280 21 20.7 -3.6 | 242 17 15.3 8.1 7 200 11850 320 23 14.8 -17.6 | 302 11 9.4 -5.9 Wind Parameters Mean winds (0-6000m): 305.2 at 17.2 knts Storm direction: 335.2 at 12.9 knts Shear (0-3000m) pos: 0.0 neg: 4.5 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -172.1 deg Storm rel helicity (0-3000m) pos: 8.2 neg: -39.3 tot: -31.1 m^2/s^2 ave: -10.4 10^-3 m/s^2 rel: -0.58 Storm rel vorticity (0-3000m) horiz: 5.3 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.28 Bulk Shear: 77.09 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 22 21 59 16| 0.0 10.7 10.7| 0.0 -18.7 -18.7 -37.4 -0.66| 10.8 -7.1 1000 3 19 40 10| 0.0 9.5 9.5| 0.0 -28.9 -28.9 -28.9 -0.78| 10.0 -7.8 1500 347 17 17 5| 0.0 8.1 8.1| 0.0 -39.3 -39.3 -26.2 -0.78| 9.1 -7.2 2000 335 16 336 3| 0.0 6.3 6.3| 2.7 -39.3 -36.6 -18.3 -0.71| 7.2 -5.1 2500 326 15 284 3| 0.0 5.2 5.2| 5.5 -39.3 -33.8 -13.5 -0.64| 6.0 -3.9 3000 318 15 262 5| 0.0 4.5 4.5| 8.2 -39.3 -31.1 -10.4 -0.58| 5.3 -3.1 4000 309 15 252 7| 0.5 3.4 3.8| 19.9 -39.3 -19.5 -4.9 -0.41| 4.4 -1.8 5000 305 16 253 8| 0.8 2.7 3.5| 33.1 -39.3 -6.2 -1.2 -0.27| 4.0 -1.1 6000 305 17 258 9| 0.9 2.2 3.1| 44.4 -39.3 5.1 0.9 -0.17| 3.6 -0.6 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20250520.11.gif