UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101211.upa.cvt Date: 1100Z 12 OCT 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 12 OCT 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 997 69 0.0 -6.0 64 6.0 -2.1 270 17 273.4 273.8 271.2 280.1 2.44 1 968 304 -0.7 -9.7 51 9.0 -3.6 271 21 275.0 275.3 271.3 280.3 1.89 2 898 899 -4.3 -11.3 58 7.0 -6.4 273 32 277.3 277.6 272.5 282.4 1.79 3 850 1331 -3.7 -13.7 46 10.0 -6.7 275 40 282.3 282.5 275.0 286.8 1.56 4 842 1406 -4.1 -13.1 50 9.0 -6.8 275 40 282.6 282.9 275.3 287.4 1.65 5 817 1644 -2.9 -16.9 33 14.0 -6.9 274 39 286.3 286.5 276.7 290.1 1.24 6 800 1811 0.0 -16.0 29 16.0 -5.0 273 39 291.2 291.4 279.3 295.3 1.37 7 772 2095 -1.3 -21.3 20 20.0 -6.7 273 38 292.7 292.9 279.3 295.6 0.90 8 764 2178 -1.1 -21.1 20 20.0 -6.6 272 38 293.8 294.0 279.9 296.7 0.93 9 707 2793 -3.9 -25.9 16 22.0 -9.2 270 36 297.3 297.4 281.1 299.4 0.65 10 700 2871 -4.5 -27.5 15 23.0 -9.8 270 36 297.5 297.6 281.1 299.4 0.57 11 637 3605 -9.7 -31.7 15 22.0 -13.9 266 43 299.7 299.8 281.8 301.1 0.42 12 589 4203 -14.3 -35.3 15 21.0 -17.7 262 49 301.2 301.2 282.3 302.3 0.32 13 566 4506 -13.1 -54.1 2 41.0 -17.5 261 52 306.0 306.0 283.8 306.2 0.04 14 500 5440 -18.1 -45.1 7 27.0 -21.4 255 62 311.0 311.0 285.8 311.5 0.14 15 489 5606 -18.7 -43.7 9 25.0 -21.8 255 62 312.2 312.3 286.3 312.8 0.16 16 400 7070 -30.7 -51.7 11 21.0 -32.1 255 62 315.1 315.1 287.2 315.4 0.08 17 300 9040 -45.7 -54.7 36 9.0 -46.0 230 68 320.9 321.0 289.1 321.2 0.08 18 284 9403 -46.9 -63.9 13 17.0 -47.3 233 69 324.3 324.3 290.1 324.4 0.02 19 275 9616 -47.7 -65.5 11 17.8 -48.1 235 69 326.1 326.1 290.6 326.2 0.02 20 250 10240 -50.1 -70.1 8 20.0 -50.5 240 62 331.6 331.6 292.2 331.6 0.01 21 240 10507 -50.9 -73.9 5 23.0 -51.2 239 60 334.3 334.3 292.9 334.3 0.01 22 229 10814 -51.1 -74.1 5 23.0 -51.5 237 57 338.5 338.5 294.0 338.5 0.01 23 211 11345 -54.5 -77.5 4 23.0 -54.8 235 52 341.2 341.2 294.6 341.2 0.00 24 200 11690 -52.9 -84.9 1 32.0 -53.2 235 48 349.0 349.0 296.4 349.0 0.00 25 150 13550 -50.7 -82.7 1 32.0 -51.3 240 50 382.7 382.7 302.7 382.7 0.00 26 143 13861 -50.3 -82.3 1 32.0 -51.0 240 48 388.7 388.7 303.6 388.7 0.00 27 128 14579 -53.7 -84.7 1 31.0 -54.2 240 44 395.1 395.1 304.5 395.1 0.00 28 101 16096 -54.9 -85.9 1 31.0 -55.4 240 35 420.5 420.5 307.7 420.5 0.00 29 100 16160 -55.1 -86.1 1 31.0 -55.6 240 35 421.3 421.3 307.9 421.3 0.00 30 70 18420 -57.7 -87.7 1 30.0 -58.3 240 25 460.9 460.9 311.8 461.0 0.00 31 50 20540 -58.9 -88.9 1 30.0 -59.6 280 17 504.7 504.7 315.3 504.7 0.00 32 30 23740 -59.7 -89.7 1 30.0 -60.6 245 19 581.9 581.9 319.8 581.9 0.00 33 20 26260 -60.1 -89.1 1 29.0 -61.4 240 19 652.2 652.2 322.7 652.3 0.01 TRP 211 11345 -54.5 -77.5 4 23.0 -54.8 235 52 341.2 341.2 294.6 341.2 0.00 WND 275 9616 -47.7 -65.5 11 17.8 -48.1 235 69 326.1 326.1 290.6 326.2 0.02 Sounding variables and indices 1000-500 mb thick: 5371.00 m Freezing level: 997.00 mb = 69.00 m = 226.38 ft Freezing level: 800.00 mb = 1810.85 m = 5941.04 ft Freezing level: 800.00 mb = 1810.85 m = 5941.04 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 24.74 % Est. max temperature: 9.01 C = 48.21 F Sfc-Lift cond lev (LCL): 907.63 mb = 814.14 m = 2671.04 ft T: -3.79 C 700-500 lapse rate: 5.29 C/km ThetaE index: 0.08 C Layer 700.0- 637.0 mb Conv cond level (CCL): 509.93 mb = 5291.88 m = 17361.60 ft Mean mixing ratio: 1.93 g/kg Conv temperature: 36.77 C = 98.19 F Cap Strength: 22.15 C Lifted Index: 25.01 C Risk: None Lifted Index @300 mb: 28.28 C Lifted Index @700 mb: 17.39 C Showalter Index: 20.49 C Risk: None Total Totals Index: 18.80 C Risk: None Vertical Totals Index: 14.40 C Cross Totals Index: 4.40 C K Index: -22.30 Risk: None Sweat Index: 142.00 Risk: None Energy Index: 5.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.86 J/kg Max Up Vert Vel: 4.87 m/s Conv Inhibition (B-): 53379.06 J/kg Cap Strength: 24.75 C Lift Cond Lev (LCL): 836.27 mb = 1459.43 m = 4788.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 at 33 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 ---------------------------------------------------------- 0 997 69 270 17 17.0 -0.0 | 136 18 -12.7 13.3 1 850 1331 275 40 39.8 -3.5 | 226 14 10.2 9.8 2 700 2871 270 36 36.0 -0.0 | 205 15 6.3 13.3 3 500 5440 255 62 59.9 16.0 | 226 42 30.2 29.3 4 400 7070 255 62 59.9 16.0 | 226 42 30.2 29.3 5 300 9040 230 68 52.1 43.7 | 201 61 22.4 57.0 6 275 9616 235 69 56.5 39.6 | 207 59 26.9 52.9 7 250 10240 240 62 53.7 31.0 | 208 50 24.0 44.3 8 211 11345 235 52 42.6 29.8 | 197 45 12.9 43.1 9 200 11690 235 48 39.3 27.5 | 193 42 9.7 40.8 10 150 13550 240 50 43.3 25.0 | 200 41 13.6 38.3 11 100 16160 240 35 30.3 17.5 | 181 31 0.6 30.8 12 70 18420 240 25 21.7 12.5 | 163 27 -8.0 25.8 13 50 20540 280 17 16.7 -3.0 | 129 17 -12.9 10.3 14 30 23740 245 19 17.2 8.0 | 150 25 -12.4 21.3 15 20 26260 240 19 16.5 9.5 | 150 26 -13.2 22.8 Wind Parameters Mean winds (0-6000m): 264.1 at 43.3 knts Storm direction: 294.1 at 32.5 knts Shear (0-3000m) pos: 3.9 neg: 0.7 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 74.3 deg Storm rel helicity (0-3000m) pos: 78.0 neg: -19.0 tot: 58.9 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.17 Bulk Shear: 68.83 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 ------------------------------------------------------------------------------- 500 273 21 145 15| 9.4 0.0 9.4| 29.2 0.0 29.2 58.4 0.79| 9.4 7.5 1000 273 26 162 12| 9.4 0.0 9.4| 57.7 0.0 57.7 57.7 0.89| 9.4 8.4 1500 274 30 182 11| 7.7 0.0 7.7| 72.3 -2.6 69.7 46.5 0.83| 8.1 6.8 2000 274 32 193 12| 5.8 0.4 6.2| 72.3 -8.9 63.3 31.7 0.71| 6.5 4.7 2500 273 33 198 12| 4.6 0.7 5.3| 72.3 -15.3 57.0 22.8 0.61| 5.6 3.4 3000 273 34 200 12| 3.9 0.7 4.5| 78.0 -19.0 58.9 19.6 0.56| 5.2 2.9 4000 271 36 207 14| 2.9 1.6 4.5|102.1 -19.0 83.1 20.8 0.52| 5.3 2.7 5000 267 40 213 18| 2.3 2.4 4.7|112.9 -19.0 93.9 18.8 0.43| 5.4 2.3 6000 264 43 217 22| 1.9 2.4 4.3|112.9 -20.0 93.0 15.5 0.40| 4.9 1.9 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20251012.11.gif