UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041523.upa.cvt Date: 2300Z 15 APR 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:2300Z 15 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 1017 69 -16.5 -20.3 72 3.8 -17.1 330 3 255.4 255.5 255.0 257.4 0.75 1 986 301 -14.9 -19.9 66 5.0 -15.7 336 4 259.3 259.4 258.3 261.5 0.80 2 910 905 -15.5 -21.5 60 6.0 -16.5 352 5 264.7 264.8 262.3 266.8 0.75 3 850 1417 -16.5 -24.5 50 8.0 -17.7 5 7 268.9 269.0 265.1 270.6 0.62 4 798 1890 -18.1 -25.1 54 7.0 -19.2 354 6 272.1 272.2 267.3 273.9 0.62 5 776 2099 -17.1 -27.1 42 10.0 -18.6 349 6 275.3 275.4 269.2 276.9 0.53 6 700 2872 -16.7 -33.7 21 17.0 -19.0 330 5 284.0 284.0 274.0 285.0 0.32 7 685 3035 -17.7 -25.7 50 8.0 -19.1 333 7 284.6 284.8 275.0 286.8 0.69 8 664 3268 -18.5 -40.5 13 22.0 -20.9 336 9 286.3 286.3 275.0 286.8 0.17 9 635 3600 -20.3 -42.3 12 22.0 -22.5 342 12 287.9 287.9 275.8 288.4 0.15 10 585 4204 -23.5 -49.5 7 26.0 -25.5 351 18 291.0 291.0 277.3 291.3 0.07 11 565 4458 -24.3 -53.3 5 29.0 -26.3 355 20 293.0 293.0 278.2 293.2 0.05 12 555 4588 -24.9 -48.9 9 24.0 -26.7 358 22 293.8 293.8 278.6 294.1 0.08 13 529 4936 -27.5 -36.5 42 9.0 -28.5 3 25 294.7 294.8 279.4 295.8 0.32 14 500 5340 -29.9 -42.9 27 13.0 -30.9 10 29 296.6 296.6 280.1 297.2 0.17 15 490 5483 -30.7 -43.7 27 13.0 -31.7 10 30 297.3 297.4 280.4 297.9 0.16 16 467 5822 -33.5 -40.5 49 7.0 -34.1 8 31 298.0 298.0 280.8 298.8 0.24 17 400 6890 -41.3 -45.5 64 4.2 -41.5 5 35 301.3 301.3 282.1 301.9 0.16 18 335 8068 -49.7 -55.7 49 6.0 -49.8 11 37 305.5 305.5 283.7 305.7 0.06 19 300 8780 -54.3 -61.3 42 7.0 -54.4 15 38 308.8 308.8 284.9 308.9 0.03 20 288 9041 -55.5 -61.5 47 6.0 -55.6 15 36 310.7 310.7 285.6 310.9 0.03 21 250 9950 -51.9 -71.9 7 20.0 -52.2 15 17 328.9 328.9 291.4 328.9 0.01 22 219 10813 -49.3 -79.3 2 30.0 -49.8 292 8 345.6 345.6 295.7 345.6 0.00 23 200 11410 -47.3 -80.3 1 33.0 -48.0 235 1 357.9 357.9 298.3 357.9 0.00 24 150 13320 -45.9 -79.9 1 34.0 -46.9 310 5 391.0 391.0 303.9 391.0 0.00 25 128 14376 -45.3 -79.3 1 34.0 -46.5 324 4 410.2 410.2 306.5 410.2 0.01 26 101 15945 -48.3 -81.3 1 33.0 -49.4 344 3 433.2 433.2 309.1 433.2 0.01 27 100 16010 -48.3 -81.3 1 33.0 -49.4 345 3 434.4 434.4 309.3 434.4 0.01 TRP 288 9041 -55.5 -61.5 47 6.0 -55.6 15 36 310.7 310.7 285.6 310.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5144.41 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 35.78 % Est. max temperature: -4.21 C = 24.42 F Sfc-Lift cond lev (LCL): 955.72 mb = 536.24 m = 1759.28 ft T: -15.13 C 700-500 lapse rate: 5.35 C/km ThetaE index: 0.00 C Layer 1017.0- -0.0 mb Conv cond level (CCL): 532.55 mb = 4887.41 m = 16034.61 ft Mean mixing ratio: 0.78 g/kg Conv temperature: 22.87 C = 73.16 F Cap Strength: 26.91 C Lifted Index: 27.97 C Risk: None Lifted Index @300 mb: 32.78 C Lifted Index @700 mb: 19.96 C Showalter Index: 21.47 C Risk: None Total Totals Index: 18.80 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 5.40 C K Index: -28.10 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 5.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.25 J/kg Max Up Vert Vel: 7.38 m/s Conv Inhibition (B-): 26294.95 J/kg Cap Strength: 27.69 C Lift Cond Lev (LCL): 887.78 mb = 1090.65 m = 3578.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 33 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 1017 69 330 3 1.5 -2.6 | 231 9 7.0 5.8 1 850 1417 5 7 -0.6 -7.0 | 254 5 4.9 1.4 2 700 2872 330 5 2.5 -4.3 | 243 9 8.0 4.0 3 500 5340 10 29 -5.0 -28.6 | 359 20 0.5 -20.2 4 400 6890 5 35 -3.1 -34.9 | 355 27 2.5 -26.5 5 300 8780 15 38 -9.8 -36.7 | 9 29 -4.3 -28.4 6 288 9041 15 36 -9.3 -34.8 | 8 27 -3.8 -26.4 7 250 9950 15 17 -4.4 -16.4 | 352 8 1.1 -8.1 8 200 11410 235 1 0.8 0.6 | 215 11 6.3 8.9 9 150 13320 310 5 3.8 -3.2 | 241 11 9.3 5.1 10 100 16010 345 3 0.8 -2.9 | 229 8 6.3 5.5 Wind Parameters Mean winds (0-6000m): 3.4 at 13.3 knts Storm direction: 33.4 at 10.0 knts Shear (0-3000m) pos: 0.8 neg: 0.6 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 25.2 deg Storm rel helicity (0-3000m) pos: 10.5 neg: -2.8 tot: 7.7 m^2/s^2 ave: 2.6 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 1.9 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.12 Bulk Shear: 12.87 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 ------------------------------------------------------------------------------- 500 349 4 232 8| 1.7 0.0 1.7| 2.9 0.0 2.9 5.8 0.75| 1.8 1.3 1000 351 4 237 7| 1.8 0.0 1.8| 5.0 0.0 5.0 5.0 0.66| 1.9 1.2 1500 356 5 242 7| 1.5 0.0 1.5| 5.9 -0.1 5.9 3.9 0.56| 1.8 1.0 2000 356 5 244 7| 1.2 0.4 1.5| 5.9 -0.7 5.3 2.6 0.38| 1.7 0.7 2500 354 6 245 7| 0.9 0.6 1.5| 5.9 -1.8 4.1 1.6 0.25| 1.7 0.4 3000 351 6 246 7| 0.8 0.6 1.3| 10.5 -2.8 7.7 2.6 0.33| 1.9 0.6 4000 349 7 258 7| 1.9 0.4 2.3| 36.2 -2.8 33.3 8.3 0.63| 2.7 1.7 5000 358 10 285 6| 2.6 0.3 3.0| 73.3 -2.8 70.5 14.1 0.70| 3.4 2.4 6000 3 13 316 7| 2.5 0.4 2.9| 86.7 -6.6 80.0 13.3 0.64| 3.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20250415.23.gif