UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041611.upa.cvt Date: 1100Z 16 APR 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 16 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 -16.1 -19.5 75 3.4 -16.7 140 1 255.7 255.8 255.3 257.8 0.80 1 988 302 -13.9 -20.9 55 7.0 -15.1 114 3 260.1 260.3 258.8 262.2 0.73 2 941 671 -14.5 -22.5 51 8.0 -15.8 74 5 263.2 263.3 261.0 265.1 0.67 3 922 826 -13.3 -23.3 43 10.0 -15.0 57 7 266.0 266.1 263.0 267.8 0.63 4 913 900 -13.7 -23.7 43 10.0 -15.3 49 7 266.3 266.4 263.3 268.1 0.62 5 865 1309 -14.7 -25.7 39 11.0 -16.4 4 10 269.4 269.5 265.3 271.0 0.54 6 850 1441 -15.3 -24.3 46 9.0 -16.8 350 11 270.1 270.2 266.0 271.9 0.63 7 838 1548 -16.1 -24.1 50 8.0 -17.4 352 11 270.4 270.5 266.2 272.3 0.65 8 831 1611 -16.1 -22.1 60 6.0 -17.1 353 12 271.0 271.2 266.9 273.3 0.78 9 779 2099 -15.3 -21.3 60 6.0 -16.4 1 14 276.9 277.1 270.9 279.6 0.90 10 742 2465 -16.5 -23.5 55 7.0 -17.8 7 15 279.5 279.6 272.2 281.8 0.77 11 733 2557 -17.1 -25.1 50 8.0 -18.5 9 16 279.8 280.0 272.2 281.9 0.68 12 722 2670 -16.7 -35.7 18 19.0 -19.1 11 16 281.5 281.5 272.5 282.3 0.25 13 700 2903 -16.3 -35.3 18 19.0 -18.8 15 17 284.4 284.5 274.2 285.3 0.27 14 691 3000 -15.9 -45.9 6 30.0 -18.9 14 17 285.9 285.9 274.7 286.2 0.09 15 653 3426 -17.3 -50.3 4 33.0 -20.3 12 17 289.0 289.0 276.3 289.2 0.06 16 638 3600 -18.1 -50.1 4 32.0 -20.9 11 17 290.0 290.0 276.8 290.2 0.06 17 620 3813 -19.3 -50.3 5 31.0 -22.0 10 17 291.0 291.1 277.3 291.3 0.06 18 600 4056 -21.1 -33.1 33 12.0 -22.7 8 17 291.7 291.8 278.2 293.0 0.39 19 588 4205 -22.1 -34.1 33 12.0 -23.7 7 17 292.2 292.3 278.3 293.4 0.36 20 540 4827 -25.9 -39.9 26 14.0 -27.3 3 17 294.9 294.9 279.4 295.6 0.22 21 500 5380 -30.1 -38.1 46 8.0 -30.9 360 17 296.3 296.4 280.1 297.3 0.29 22 477 5712 -31.9 -42.9 33 11.0 -32.7 358 19 298.1 298.2 280.8 298.8 0.18 23 460 5967 -33.1 -45.1 29 12.0 -33.9 356 20 299.7 299.8 281.4 300.3 0.15 24 424 6532 -37.7 -46.7 38 9.0 -38.2 353 23 300.9 301.0 281.9 301.4 0.14 25 411 6745 -38.9 -54.9 17 16.0 -39.5 351 24 302.1 302.1 282.3 302.3 0.05 26 400 6930 -40.5 -54.5 21 14.0 -41.1 350 25 302.4 302.4 282.4 302.6 0.06 27 300 8830 -54.9 -62.9 36 8.0 -55.0 355 19 308.0 308.0 284.6 308.1 0.03 28 287 9111 -56.7 -64.7 36 8.0 -56.8 345 15 309.3 309.3 285.1 309.4 0.02 29 250 9990 -53.5 -73.5 7 20.0 -53.8 310 3 326.5 326.5 290.7 326.6 0.01 30 230 10531 -49.3 -82.3 1 33.0 -49.8 260 3 340.8 340.8 294.5 340.8 0.00 31 221 10792 -48.9 -81.9 1 33.0 -49.4 235 3 345.3 345.3 295.6 345.3 0.00 32 217 10912 -47.7 -80.7 1 33.0 -48.3 224 3 349.0 349.0 296.4 349.0 0.00 33 200 11450 -47.9 -80.9 1 33.0 -48.5 175 3 356.9 356.9 298.1 356.9 0.00 34 180 12147 -45.7 -79.7 1 34.0 -46.6 208 3 371.4 371.4 300.8 371.4 0.00 35 150 13360 -45.7 -79.7 1 34.0 -46.7 265 3 391.3 391.3 304.0 391.3 0.00 36 100 16050 -47.9 -80.9 1 33.0 -49.1 145 9 435.2 435.2 309.4 435.2 0.01 TRP 287 9111 -56.7 -64.7 36 8.0 -56.8 345 15 309.3 309.3 285.1 309.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5168.98 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 35.93 % Est. max temperature: -2.57 C = 27.38 F Sfc-Lift cond lev (LCL): 963.93 mb = 488.78 m = 1603.59 ft T: -14.20 C 700-500 lapse rate: 5.57 C/km ThetaE index: 0.00 C Layer 1019.0-166057796923399653706080487429850005504.0 mb Conv cond level (CCL): 514.77 mb = 5170.91 m = 16964.72 ft Mean mixing ratio: 0.71 g/kg Conv temperature: 24.25 C = 75.65 F Cap Strength: 26.70 C Lifted Index: 27.24 C Risk: None Lifted Index @300 mb: 31.71 C Lifted Index @700 mb: 19.83 C Showalter Index: 20.21 C Risk: None Total Totals Index: 20.60 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 5.80 C K Index: -28.50 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 5.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.72 J/kg Max Up Vert Vel: 7.71 m/s Conv Inhibition (B-): 27877.67 J/kg Cap Strength: 27.22 C Lift Cond Lev (LCL): 860.88 mb = 1345.04 m = 4412.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 34 at 11 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 1019 69 140 1 -0.6 0.8 | 209 11 5.3 9.5 1 850 1441 350 11 1.9 -10.8 | 285 8 7.8 -2.1 2 700 2903 15 17 -4.4 -16.4 | 349 8 1.5 -7.7 3 500 5380 360 17 -0.0 -17.0 | 325 10 5.9 -8.3 4 400 6930 350 25 4.3 -24.6 | 327 19 10.2 -15.9 5 300 8830 355 19 1.7 -18.9 | 324 13 7.6 -10.2 6 287 9111 345 15 3.9 -14.5 | 301 11 9.8 -5.8 7 250 9990 310 3 2.3 -1.9 | 230 11 8.2 6.8 8 200 11450 175 3 -0.3 3.0 | 206 13 5.6 11.7 9 150 13360 265 3 3.0 0.3 | 225 13 8.9 9.0 10 100 16050 145 9 -5.2 7.4 | 183 16 0.7 16.1 Wind Parameters Mean winds (0-6000m): 4.2 at 14.0 knts Storm direction: 34.2 at 10.5 knts Shear (0-3000m) pos: 1.3 neg: 2.1 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 138.1 deg Storm rel helicity (0-3000m) pos: 21.2 neg: -11.1 tot: 10.1 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.41 Bulk Shear: 21.10 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 ------------------------------------------------------------------------------- 500 312 3 228 10| 0.0 4.3 4.3| 0.0 -9.6 -9.6 -19.2 -0.78| 4.7 -3.7 1000 338 5 239 9| 0.0 4.5 4.5| 1.9 -10.8 -8.9 -8.9 -0.16| 6.1 -1.0 1500 353 6 251 7| 0.0 4.2 4.2| 5.7 -10.8 -5.1 -3.4 0.10| 6.8 0.6 2000 354 8 263 7| 0.7 3.2 3.9| 11.2 -10.8 0.5 0.2 0.21| 5.8 1.2 2500 359 9 275 6| 1.2 2.5 3.7| 17.2 -10.8 6.4 2.6 0.30| 5.2 1.6 3000 3 10 288 6| 1.3 2.1 3.4| 21.2 -11.1 10.1 3.4 0.34| 4.8 1.6 4000 6 12 305 6| 1.0 1.7 2.7| 21.2 -14.6 6.6 1.7 0.27| 3.8 1.0 5000 6 13 314 6| 0.8 1.4 2.2| 21.2 -18.3 2.9 0.6 0.20| 3.2 0.7 6000 4 14 317 7| 0.7 1.5 2.2| 23.0 -19.5 3.5 0.6 0.18| 3.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20250416.11.gif