UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041811.upa.cvt Date: 1100Z 18 APR 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 18 APR 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 1019 69 -12.1 -17.1 66 5.0 -13.1 259.6 259.8 258.9 262.3 0.98 1 988 306 -10.5 -18.5 52 8.0 -12.1 263.6 263.7 261.8 266.0 0.90 2 915 899 -7.9 -23.9 26 16.0 -11.0 272.1 272.2 267.3 273.9 0.61 3 866 1325 -9.7 -25.7 26 16.0 -12.6 274.5 274.6 268.7 276.1 0.54 4 850 1469 -8.5 -30.5 15 22.0 -12.2 245 9 277.2 277.3 270.1 278.3 0.35 5 844 1524 -8.3 -31.3 14 23.0 -12.1 246 9 278.0 278.1 270.5 279.0 0.33 6 783 2102 -11.1 -30.1 19 19.0 -14.3 258 12 281.0 281.1 272.5 282.3 0.40 7 778 2151 -11.5 -30.5 19 19.0 -14.6 259 12 281.1 281.2 272.5 282.3 0.39 8 737 2566 -11.9 -35.9 12 24.0 -15.4 267 13 285.1 285.1 274.5 285.9 0.24 9 721 2733 -12.9 -41.9 7 29.0 -16.4 270 14 285.8 285.8 274.7 286.2 0.13 10 700 2958 -14.1 -39.1 10 25.0 -17.3 275 15 286.9 286.9 275.3 287.5 0.18 11 655 3460 -16.7 -46.7 6 30.0 -19.7 280 17 289.4 289.5 276.5 289.7 0.09 12 643 3599 -18.1 -28.1 41 10.0 -19.8 281 17 289.4 289.5 277.3 291.2 0.59 13 638 3657 -18.3 -27.3 45 9.0 -19.8 282 17 289.8 289.9 277.6 291.8 0.64 14 593 4200 -21.7 -29.7 48 8.0 -22.9 287 19 292.0 292.1 278.5 293.7 0.55 15 588 4262 -21.9 -30.9 44 9.0 -23.2 288 19 292.5 292.5 278.6 294.1 0.49 16 575 4427 -22.7 -43.7 13 21.0 -24.7 290 20 293.4 293.4 278.6 293.9 0.14 17 554 4699 -24.9 -35.9 35 11.0 -26.2 292 21 293.9 294.0 279.1 295.0 0.32 18 526 5075 -26.5 -43.5 19 17.0 -28.0 296 22 296.4 296.4 280.0 296.9 0.15 19 512 5270 -27.7 -35.7 46 8.0 -28.6 298 22 297.2 297.3 280.7 298.4 0.36 20 500 5440 -28.7 -36.7 46 8.0 -29.6 300 23 298.0 298.1 281.0 299.2 0.33 21 471 5865 -30.9 -38.9 45 8.0 -31.7 301 26 300.5 300.5 281.9 301.4 0.28 22 400 7000 -40.7 -46.7 52 6.0 -41.0 305 33 302.1 302.1 282.4 302.6 0.14 23 378 7383 -43.7 -48.6 58 4.9 -43.9 307 34 303.1 303.1 282.8 303.5 0.12 24 354 7820 -47.1 -54.1 45 7.0 -47.3 309 35 304.2 304.2 283.2 304.5 0.07 25 326 8362 -50.1 -62.1 23 12.0 -50.3 312 37 307.3 307.3 284.4 307.4 0.03 26 300 8900 -54.1 -61.1 42 7.0 -54.2 315 38 309.1 309.1 285.0 309.2 0.03 27 265 9684 -57.9 -66.9 31 9.0 -58.0 305 36 314.7 314.7 287.0 314.8 0.02 28 250 10050 -57.1 -72.1 13 15.0 -57.2 310 36 321.2 321.2 289.1 321.2 0.01 29 231 10554 -54.9 -76.9 5 22.0 -55.1 310 32 331.9 331.9 292.2 331.9 0.00 30 222 10811 -51.5 -83.5 1 32.0 -51.9 310 30 340.9 340.9 294.6 340.9 0.00 31 200 11490 -51.1 -83.1 1 32.0 -51.5 310 25 351.8 351.8 297.0 351.9 0.00 32 150 13370 -48.5 -81.5 1 33.0 -49.3 285 19 386.5 386.5 303.3 386.5 0.00 33 141 13775 -49.3 -82.3 1 33.0 -50.0 280 18 392.0 392.0 304.1 392.0 0.00 34 132 14211 -45.5 -79.5 1 34.0 -46.6 276 18 406.2 406.2 306.0 406.3 0.01 35 101 15984 -47.5 -80.5 1 33.0 -48.7 256 15 434.7 434.7 309.3 434.7 0.01 36 100 16050 -47.3 -80.3 1 33.0 -48.5 255 15 436.3 436.3 309.5 436.4 0.01 TRP 265 9684 -57.9 -66.9 31 9.0 -58.0 305 36 314.7 314.7 287.0 314.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5226.73 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 27.23 % Est. max temperature: 2.69 C = 36.85 F Sfc-Lift cond lev (LCL): 939.86 mb = 691.75 m = 2269.50 ft T: -8.81 C 700-500 lapse rate: 5.88 C/km Conv cond level (CCL): 521.84 mb = 5132.33 m = 16838.16 ft Mean mixing ratio: 0.81 g/kg Conv temperature: 25.10 C = 77.18 F Cap Strength: 24.25 C Lifted Index: 24.72 C Risk: None Lifted Index @300 mb: 29.08 C Lifted Index @700 mb: 17.96 C Showalter Index: 16.51 C Risk: None Total Totals Index: 18.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: -1.80 C K Index: -35.30 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 4.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.19 J/kg Max Up Vert Vel: 8.62 m/s Conv Inhibition (B-): 25077.65 J/kg Cap Strength: 24.60 C Lift Cond Lev (LCL): 822.81 mb = 1719.96 m = 5642.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 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 ---------------------------------------------------------- 0 850 1469 245 9 8.2 3.8 | 176 13 -0.9 13.4 1 700 2958 275 15 14.9 -1.3 | 215 10 5.9 8.3 2 500 5440 300 23 19.9 -11.5 | 280 11 10.9 -1.9 3 400 7000 305 33 27.0 -18.9 | 297 20 18.0 -9.3 4 300 8900 315 38 26.9 -26.9 | 314 25 17.8 -17.2 5 265 9684 305 36 29.5 -20.6 | 298 23 20.5 -11.0 6 250 10050 310 36 27.6 -23.1 | 306 23 18.5 -13.5 7 200 11490 310 25 19.2 -16.1 | 302 12 10.1 -6.4 8 150 13370 285 19 18.4 -4.9 | 243 10 9.3 4.7 9 100 16050 255 15 14.5 3.9 | 202 15 5.5 13.5 Wind Parameters Mean winds (0-6000m): 286.8 at 17.6 knts Storm direction: 316.8 at 13.2 knts Storm rel Dir Shear (0-3000m): 172.9 deg Energy-Hel index: -2.32 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 NO DATA | | | 1000 NO DATA | | | 1500 246 9 177 13| | | 2000 252 10 183 13| | | 2500 258 11 189 12| | | 3000 265 12 196 11| | | 4000 273 14 209 10| | | 5000 280 16 224 9| | | 6000 287 18 240 9| | | Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20250418.11.gif