UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052123.upa.cvt Date: 2300Z 21 MAY 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:2300Z 21 MAY 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 1002 69 2.2 -1.8 75 4.0 0.6 200 5 275.2 275.8 273.6 284.3 3.34 1 974 300 7.6 -1.4 53 9.0 3.7 213 8 282.9 283.5 278.1 292.9 3.54 2 906 898 9.6 -12.4 20 22.0 1.5 246 17 290.8 291.1 279.4 295.8 1.63 3 856 1368 8.2 -17.8 14 26.0 -0.3 272 24 294.1 294.3 280.3 297.6 1.10 4 850 1426 7.6 -18.4 14 26.0 -0.7 275 25 294.1 294.3 280.2 297.4 1.05 5 806 1860 4.4 -20.6 14 25.0 -3.1 270 23 295.2 295.4 280.5 298.1 0.92 6 791 2013 5.2 -29.8 6 35.0 -3.6 268 22 297.7 297.7 280.9 299.0 0.41 7 783 2096 4.4 -31.6 5 36.0 -4.2 267 22 297.7 297.7 280.8 298.8 0.35 8 773 2201 4.2 -35.8 4 40.0 -4.6 265 21 298.5 298.6 281.0 299.3 0.23 9 744 2511 3.2 -27.8 8 31.0 -4.8 261 20 300.7 300.8 282.4 302.5 0.52 10 700 3000 -1.1 -20.1 22 19.0 -6.8 255 17 301.3 301.5 283.3 304.8 1.11 11 689 3126 -2.3 -22.3 20 20.0 -7.8 254 17 301.3 301.5 283.1 304.3 0.93 12 649 3597 -3.9 -36.9 6 33.0 -10.4 249 18 304.7 304.7 283.6 305.6 0.25 13 601 4197 -8.5 -37.5 8 29.0 -13.7 244 20 306.1 306.2 284.2 307.0 0.25 14 587 4379 -9.5 -38.5 7 29.0 -14.5 242 20 307.0 307.1 284.5 307.9 0.23 15 500 5590 -20.1 -38.1 18 18.0 -22.6 230 23 308.5 308.6 285.1 309.5 0.29 16 443 6473 -28.1 -42.1 25 14.0 -29.5 238 24 309.3 309.3 285.4 310.1 0.21 17 427 6736 -29.1 -55.1 6 26.0 -30.8 241 24 311.3 311.3 285.8 311.5 0.05 18 400 7200 -32.5 -52.5 12 20.0 -33.7 245 25 312.7 312.8 286.4 313.0 0.07 19 383 7506 -34.5 -52.5 14 18.0 -35.5 243 26 314.0 314.0 286.8 314.3 0.08 20 300 9170 -48.3 -60.3 24 12.0 -48.6 235 33 317.3 317.3 287.9 317.4 0.04 21 273 9781 -53.3 -64.3 25 11.0 -53.5 235 33 318.7 318.7 288.3 318.8 0.02 22 250 10340 -57.3 -67.3 27 10.0 -57.4 235 33 320.9 320.9 289.0 321.0 0.02 23 232 10809 -59.9 -70.9 22 11.0 -60.0 232 31 323.9 323.9 289.9 323.9 0.01 24 217 11223 -62.1 -72.1 25 10.0 -62.2 230 29 326.7 326.7 290.8 326.7 0.01 25 207 11515 -60.9 -71.9 22 11.0 -61.0 242 30 333.0 333.0 292.6 333.1 0.01 26 200 11730 -57.9 -81.9 3 24.0 -58.1 250 31 341.1 341.1 294.6 341.1 0.00 27 168 12845 -51.7 -83.7 1 32.0 -52.2 247 20 368.8 368.8 300.4 368.8 0.00 28 150 13580 -52.1 -84.1 1 32.0 -52.6 245 13 380.3 380.3 302.3 380.3 0.00 29 101 16145 -52.3 -84.3 1 32.0 -53.0 269 9 425.5 425.5 308.3 425.5 0.00 30 100 16210 -52.1 -84.1 1 32.0 -52.8 270 9 427.1 427.1 308.5 427.1 0.00 TRP 217 11223 -62.1 -72.1 25 10.0 -62.2 230 29 326.7 326.7 290.8 326.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5504.70 m Freezing level: 711.26 mb = 2874.79 m = 9431.60 ft Wetbulb zero: 864.85 mb = 1282.94 m = 4209.06 ft Precipitable water: 0.22 inches Sfc-500 mean rel hum: 16.60 % Est. max temperature: 21.14 C = 70.05 F Sfc-Lift cond lev (LCL): 941.64 mb = 579.46 m = 1901.09 ft T: 8.53 C 700-500 lapse rate: 7.34 C/km ThetaE index: 0.18 C Layer 783.0- 773.0 mb Conv cond level (CCL): 568.65 mb = 4618.57 m = 15152.61 ft Mean mixing ratio: 2.77 g/kg Conv temperature: 34.41 C = 93.93 F Cap Strength: 14.62 C Lifted Index: 13.98 C Risk: None Lifted Index @300 mb: 17.31 C Lifted Index @700 mb: 12.62 C Showalter Index: 10.70 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 27.70 C Cross Totals Index: 1.70 C K Index: -9.70 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.96 J/kg Max Up Vert Vel: 9.79 m/s Conv Inhibition (B-): 16902.72 J/kg Cap Strength: 14.57 C Lift Cond Lev (LCL): 782.16 mb = 2104.81 m = 6905.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 15 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 1002 69 200 5 1.7 4.7 | 121 15 -12.6 7.5 1 850 1426 275 25 24.9 -2.2 | 267 11 10.6 0.6 2 700 3000 255 17 16.4 4.4 | 196 7 2.1 7.2 3 500 5590 230 23 17.6 14.8 | 191 18 3.3 17.5 4 400 7200 245 25 22.7 10.6 | 212 16 8.3 13.3 5 300 9170 235 33 27.0 18.9 | 210 25 12.7 21.7 6 250 10340 235 33 27.0 18.9 | 210 25 12.7 21.7 7 217 11223 230 29 22.2 18.6 | 200 23 7.9 21.4 8 200 11730 250 31 29.1 10.6 | 228 20 14.8 13.4 9 150 13580 245 13 11.8 5.5 | 163 9 -2.5 8.2 10 100 16210 270 9 9.0 -0.0 | 117 6 -5.3 2.8 Wind Parameters Mean winds (0-6000m): 250.9 at 19.4 knts Storm direction: 280.9 at 14.6 knts Shear (0-3000m) pos: 4.0 neg: 1.7 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 76.0 deg Storm rel helicity (0-3000m) pos: 79.2 neg: -21.7 tot: 57.5 m^2/s^2 ave: 19.2 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.88 Bulk Shear: 25.51 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 ------------------------------------------------------------------------------- 500 288 8 92 7| 8.5 0.0 8.5| 29.3 0.0 29.3 58.6 0.96| 8.8 8.4 1000 263 12 152 5| 8.9 0.0 8.9| 57.3 0.0 57.3 57.3 0.95| 9.9 9.5 1500 266 16 201 4| 8.0 0.0 8.0| 79.2 -1.7 77.5 51.7 0.92| 10.0 9.1 2000 268 18 223 5| 6.0 0.9 6.9| 79.2 -9.4 69.8 34.9 0.72| 8.4 6.0 2500 267 18 226 5| 4.8 1.4 6.2| 79.2 -16.3 62.9 25.2 0.56| 7.4 4.1 3000 266 18 224 6| 4.0 1.7 5.7| 79.2 -21.7 57.5 19.2 0.45| 6.7 3.0 4000 262 18 215 7| 3.0 1.5 4.5| 79.4 -22.1 57.3 14.3 0.40| 5.5 2.2 5000 256 19 208 8| 2.4 1.6 4.0| 79.4 -25.1 54.3 10.9 0.35| 4.8 1.7 6000 251 19 204 10| 2.2 1.5 3.6| 87.5 -28.1 59.4 9.9 0.34| 4.4 1.5 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20250521.23.gif