UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010911.upa.cvt Date: 1100Z 9 JAN 26 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 9 JAN 26 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 1011 69 -14.5 -15.9 89 1.4 -14.7 0 0 257.8 258.0 257.7 260.8 1.09 1 981 300 -8.1 -13.1 67 5.0 -9.4 1 1 266.5 266.7 264.9 270.4 1.42 2 908 899 -10.3 -14.6 71 4.3 -11.3 3 2 270.2 270.4 267.4 274.0 1.36 3 876 1175 -12.1 -16.0 73 3.9 -13.0 4 2 271.1 271.3 267.8 274.7 1.25 4 850 1405 -13.3 -18.2 67 4.9 -14.3 5 3 272.2 272.4 268.2 275.3 1.07 5 823 1650 -13.5 -22.5 47 9.0 -15.2 1 4 274.5 274.7 269.1 276.8 0.76 6 775 2104 -16.7 -26.7 42 10.0 -18.3 353 7 275.8 275.9 269.6 277.5 0.55 7 758 2271 -17.5 -29.5 34 12.0 -19.2 350 8 276.7 276.8 269.9 278.1 0.44 8 700 2861 -22.1 -33.1 36 11.0 -23.4 340 11 278.0 278.1 270.5 279.1 0.34 9 632 3605 -26.9 -47.9 12 21.0 -28.2 357 15 280.8 280.8 271.8 281.0 0.08 10 581 4206 -31.7 -48.7 17 17.0 -32.6 10 18 282.0 282.0 272.5 282.3 0.08 11 517 5021 -38.3 -51.3 24 13.0 -38.8 30 22 283.6 283.6 273.3 283.8 0.07 12 500 5250 -39.7 -40.4 93 0.7 -39.7 35 23 284.6 284.7 274.2 285.4 0.23 13 443 6066 -44.5 -52.5 41 8.0 -44.7 46 31 288.6 288.6 276.0 288.8 0.07 14 407 6626 -48.3 -57.3 35 9.0 -48.5 53 37 290.8 290.8 277.1 290.9 0.04 15 400 6740 -48.9 -58.9 30 10.0 -49.1 55 38 291.4 291.4 277.4 291.6 0.03 16 371 7231 -51.3 -63.3 23 12.0 -51.5 58 53 294.6 294.6 278.9 294.7 0.02 17 350 7608 -53.0 -64.5 24 11.5 -53.2 60 64 297.2 297.2 280.1 297.3 0.02 18 300 8590 -57.5 -67.5 27 10.0 -57.6 65 48 304.3 304.3 283.1 304.3 0.01 19 285 8915 -58.7 -69.7 23 11.0 -58.8 65 44 307.1 307.1 284.2 307.1 0.01 20 250 9740 -59.3 -73.3 15 14.0 -59.4 60 38 317.9 317.9 288.1 317.9 0.01 21 211 10797 -59.7 -79.7 6 20.0 -59.9 49 25 333.1 333.1 292.6 333.1 0.00 22 200 11130 -60.5 -81.5 5 21.0 -60.6 45 21 337.0 337.0 293.6 337.0 0.00 23 150 12920 -61.1 -90.1 1 29.0 -61.3 25 19 364.8 364.8 299.6 364.8 0.00 24 137 13482 -61.5 -90.5 1 29.0 -61.7 16 18 373.7 373.7 301.2 373.7 0.00 25 124 14094 -65.1 -93.1 1 28.0 -65.2 6 16 378.0 378.0 301.9 378.0 0.00 26 101 15340 -66.3 -94.3 1 28.0 -66.4 346 13 398.5 398.5 305.0 398.5 0.00 27 100 15400 -66.5 -94.5 1 28.0 -66.6 345 13 399.2 399.2 305.1 399.2 0.00 28 70 17530 -72.3 -98.3 1 26.0 -72.4 350 25 429.7 429.7 308.8 429.7 0.00 29 50 19500 -75.9 -100.9 1 25.0 -76.0 335 36 464.6 464.6 312.2 464.6 0.00 30 30 22420 -80.7 -103.7 1 23.0 -80.8 325 35 524.6 524.6 316.6 524.6 0.00 31 20 24680 -82.3 -105.3 1 23.0 -82.4 320 36 584.2 584.2 319.9 584.2 0.00 32 10 28570 -79.7 -103.7 1 24.0 -79.9 295 35 722.1 722.1 325.1 722.1 0.00 TRP 285 8915 -58.7 -69.7 23 11.0 -58.8 65 44 307.1 307.1 284.2 307.1 0.01 WND 350 7608 -53.0 -64.5 24 11.5 -53.2 60 64 297.2 297.2 280.1 297.3 0.02 Sounding variables and indices 1000-500 mb thick: 5096.96 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 40.52 % Est. max temperature: -0.55 C = 31.01 F Sfc-Lift cond lev (LCL): 988.19 mb = 244.32 m = 801.57 ft T: -9.65 C 700-500 lapse rate: 7.37 C/km ThetaE index: 0.00 C Layer 1011.0- -0.0 mb Conv cond level (CCL): 777.44 mb = 2080.65 m = 6826.20 ft Mean mixing ratio: 1.35 g/kg Conv temperature: 3.49 C = 38.28 F Cap Strength: 11.31 C Lifted Index: 11.99 C Risk: None Lifted Index @300 mb: 24.16 C Lifted Index @700 mb: 8.20 C Showalter Index: 7.98 C Risk: None Total Totals Index: 47.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 21.50 C K Index: -2.80 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 2.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.68 J/kg Max Up Vert Vel: 8.68 m/s Conv Inhibition (B-): 51476.73 J/kg Cap Strength: 11.74 C Lift Cond Lev (LCL): 896.56 mb = 996.54 m = 3269.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 51 at 10 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 1011 69 0 0 -0.0 -0.0 | 231 10 7.4 6.1 1 850 1405 5 3 -0.3 -3.0 | 247 8 7.2 3.1 2 700 2861 340 11 3.8 -10.3 | 291 12 11.2 -4.3 3 500 5250 35 23 -13.2 -18.8 | 24 14 -5.8 -12.8 4 400 6740 55 38 -31.1 -21.8 | 56 28 -23.7 -15.7 5 350 7608 60 64 -55.4 -32.0 | 62 55 -48.0 -25.9 6 300 8590 65 48 -43.5 -20.3 | 68 39 -36.1 -14.2 7 285 8915 65 44 -39.9 -18.6 | 69 35 -32.4 -12.5 8 250 9740 60 38 -32.9 -19.0 | 63 29 -25.5 -12.9 9 200 11130 45 21 -14.8 -14.8 | 40 11 -7.4 -8.8 10 150 12920 25 19 -8.0 -17.2 | 3 11 -0.6 -11.2 11 100 15400 345 13 3.4 -12.6 | 301 13 10.8 -6.5 12 70 17530 350 25 4.3 -24.6 | 328 22 11.8 -18.6 13 50 19500 335 36 15.2 -32.6 | 320 35 22.6 -26.6 14 30 22420 325 35 20.1 -28.7 | 309 36 27.5 -22.6 15 20 24680 320 36 23.1 -27.6 | 305 37 30.6 -21.5 16 10 28570 295 35 31.7 -14.8 | 283 40 39.2 -8.7 Wind Parameters Mean winds (0-6000m): 20.8 at 12.8 knts Storm direction: 50.8 at 9.6 knts Shear (0-3000m) pos: 0.4 neg: 1.7 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 66.9 deg Storm rel helicity (0-3000m) pos: 24.7 neg: 0.0 tot: 24.7 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.88 Bulk Shear: 20.09 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 12 0 233 9| 1.2 0.0 1.2| 2.2 0.0 2.2 4.3 0.78| 1.2 0.9 1000 5 1 236 9| 1.2 0.0 1.2| 4.2 0.0 4.2 4.2 0.79| 1.2 0.9 1500 5 2 239 9| 0.8 0.6 1.3| 7.3 0.0 7.3 4.9 0.84| 1.3 1.1 2000 0 3 245 8| 0.6 1.1 1.7| 13.0 0.0 13.0 6.5 0.89| 1.7 1.6 2500 353 4 253 8| 0.5 1.5 2.0| 18.0 0.0 18.0 7.2 0.83| 2.0 1.7 3000 348 5 261 9| 0.4 1.7 2.1| 24.7 0.0 24.7 8.2 0.79| 2.2 1.8 4000 353 7 278 8| 1.2 1.3 2.5| 49.0 0.0 49.0 12.3 0.87| 2.7 2.3 5000 8 10 302 7| 1.8 1.0 2.8| 79.6 0.0 79.6 15.9 0.91| 3.1 2.8 6000 21 13 334 7| 2.4 0.9 3.3|114.5 0.0 114.5 19.1 0.84| 3.6 3.0 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20260109.11.gif