UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041911.upa.cvt Date: 1100Z 19 APR 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 19 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 1018 69 -9.3 -18.3 48 9.0 -11.1 55 19 262.5 262.6 261.0 265.0 0.89 1 988 299 -10.7 -21.7 40 11.0 -12.7 65 17 263.4 263.5 261.2 265.3 0.68 2 913 906 -10.9 -22.9 37 12.0 -13.1 91 12 269.2 269.3 265.4 271.1 0.66 3 863 1340 -9.5 -24.5 28 15.0 -12.3 110 8 275.0 275.1 269.2 276.8 0.61 4 850 1457 -8.5 -24.5 26 16.0 -11.6 115 7 277.2 277.3 270.6 279.1 0.62 5 843 1521 -9.1 -25.1 26 16.0 -12.2 121 7 277.3 277.4 270.5 279.0 0.59 6 821 1726 -8.5 -23.5 29 15.0 -11.6 140 8 280.0 280.1 272.4 282.1 0.70 7 782 2101 -11.3 -24.3 33 13.0 -13.9 175 10 280.9 281.0 272.9 283.0 0.68 8 756 2361 -9.1 -21.1 37 12.0 -11.9 200 11 286.0 286.2 276.1 288.9 0.94 9 700 2952 -13.1 -23.1 43 10.0 -15.2 255 13 288.0 288.1 277.0 290.6 0.85 10 643 3593 -16.9 -21.9 65 5.0 -18.0 261 17 290.7 290.9 278.6 293.9 1.03 11 593 4196 -19.7 -27.7 49 8.0 -21.1 267 21 294.3 294.4 279.7 296.4 0.66 12 587 4271 -19.9 -31.9 34 12.0 -21.7 268 21 294.9 295.0 279.7 296.4 0.45 13 583 4322 -20.3 -34.3 28 14.0 -22.2 269 22 295.0 295.1 279.7 296.2 0.36 14 500 5440 -28.1 -33.1 62 5.0 -28.7 280 29 298.8 298.9 281.5 300.3 0.47 15 400 7010 -38.7 -45.7 48 7.0 -39.1 280 38 304.7 304.7 283.5 305.3 0.16 16 380 7361 -41.1 -47.1 52 6.0 -41.4 280 35 306.0 306.1 284.0 306.6 0.14 17 348 7956 -43.3 -63.3 9 20.0 -43.8 280 31 310.9 310.9 285.7 310.9 0.02 18 340 8113 -44.1 -62.1 12 18.0 -44.6 280 30 311.8 311.8 286.0 311.9 0.03 19 300 8940 -51.1 -65.1 17 14.0 -51.4 280 23 313.3 313.3 286.5 313.4 0.02 20 256 9952 -59.3 -68.3 30 9.0 -59.4 276 21 315.8 315.8 287.3 315.8 0.02 21 250 10100 -59.9 -66.9 40 7.0 -60.0 275 21 317.0 317.0 287.8 317.1 0.02 22 241 10330 -60.9 -68.9 34 8.0 -61.0 270 23 318.9 318.9 288.4 318.9 0.01 23 228 10679 -57.3 -79.3 5 22.0 -57.5 270 25 329.4 329.4 291.6 329.5 0.00 24 224 10791 -56.9 -78.9 5 22.0 -57.1 270 25 331.7 331.7 292.2 331.7 0.00 25 206 11329 -53.1 -85.1 1 32.0 -53.4 270 28 345.7 345.7 295.7 345.7 0.00 26 200 11520 -53.1 -85.1 1 32.0 -53.4 270 29 348.7 348.7 296.3 348.7 0.00 27 192 11785 -49.7 -82.7 1 33.0 -50.2 269 28 358.2 358.2 298.4 358.2 0.00 28 150 13400 -50.1 -83.1 1 33.0 -50.7 260 23 383.7 383.7 302.8 383.8 0.00 29 122 14751 -48.1 -81.1 1 33.0 -49.0 273 19 410.8 410.8 306.6 410.8 0.00 30 108 15547 -50.7 -82.7 1 32.0 -51.5 280 17 420.4 420.4 307.7 420.4 0.00 31 101 15985 -48.7 -81.7 1 33.0 -49.8 284 15 432.4 432.4 309.1 432.4 0.00 32 100 16050 -48.5 -81.5 1 33.0 -49.6 285 15 434.0 434.0 309.3 434.0 0.01 TRP 241 10330 -60.9 -68.9 34 8.0 -61.0 270 23 318.9 318.9 288.4 318.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5233.54 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 42.20 % Est. max temperature: 2.65 C = 36.77 F Sfc-Lift cond lev (LCL): 880.87 mb = 1181.75 m = 3877.10 ft T: -10.01 C 700-500 lapse rate: 6.03 C/km ThetaE index: 0.05 C Layer 843.0- 821.0 mb Conv cond level (CCL): 489.94 mb = 5582.98 m = 18316.66 ft Mean mixing ratio: 0.70 g/kg Conv temperature: 27.72 C = 81.89 F Cap Strength: 24.21 C Lifted Index: 26.08 C Risk: None Lifted Index @300 mb: 32.73 C Lifted Index @700 mb: 19.75 C Showalter Index: 16.53 C Risk: None Total Totals Index: 23.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 3.60 C K Index: -14.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 4.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.10 J/kg Max Up Vert Vel: 6.18 m/s Conv Inhibition (B-): 24067.32 J/kg Cap Strength: 25.89 C Lift Cond Lev (LCL): 809.17 mb = 1837.62 m = 6028.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 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 1018 69 55 19 -15.6 -10.9 | 83 26 -26.2 -3.2 1 850 1457 115 7 -6.3 3.0 | 122 20 -17.0 10.7 2 700 2952 255 13 12.6 3.4 | 190 11 1.9 11.1 3 500 5440 280 29 28.6 -5.0 | 262 18 17.9 2.7 4 400 7010 280 38 37.4 -6.6 | 268 27 26.8 1.1 5 300 8940 280 23 22.7 -4.0 | 253 13 12.0 3.7 6 250 10100 275 21 20.9 -1.8 | 240 12 10.3 5.9 7 241 10330 270 23 23.0 -0.0 | 238 15 12.3 7.7 8 200 11520 270 29 29.0 -0.0 | 247 20 18.3 7.7 9 150 13400 260 23 22.7 4.0 | 226 17 12.0 11.7 10 100 16050 285 15 14.5 -3.9 | 225 5 3.8 3.8 Wind Parameters Mean winds (0-6000m): 275.9 at 17.5 knts Storm direction: 305.9 at 13.1 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 110.8 deg Storm rel helicity (0-3000m) pos: 216.3 neg: 0.0 tot: 216.3 m^2/s^2 ave: 72.1 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 6.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.14 Bulk Shear: 132.57 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 47 17 80 24| 7.8 0.0 7.8| 52.2 0.0 52.2 104.3 0.99| 7.9 7.8 1000 61 15 91 24| 6.9 0.0 6.9| 89.9 0.0 89.9 89.9 0.96| 7.2 6.9 1500 72 13 100 23| 6.2 0.0 6.2|114.9 0.0 114.9 76.6 0.91| 6.7 6.1 2000 84 12 106 23| 6.4 0.0 6.4|154.3 0.0 154.3 77.2 0.93| 6.9 6.4 2500 94 11 111 24| 6.2 0.0 6.2|193.9 0.0 193.9 77.6 0.92| 7.3 6.8 3000 87 12 108 23| 5.5 0.0 5.5|216.3 0.0 216.3 72.1 0.88| 7.6 6.7 4000 256 13 189 11| 4.9 0.0 4.9|238.1 0.0 238.1 59.5 0.89| 6.6 5.9 5000 271 15 210 9| 4.4 0.0 4.4|264.6 0.0 264.6 52.9 0.89| 6.1 5.4 6000 276 18 229 9| 3.9 0.2 4.1|281.7 0.0 281.7 46.9 0.86| 5.6 4.8 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20250419.11.gif