UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101323.upa.cvt Date: 2300Z 13 OCT 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 13 OCT 25 Station: BGBW WMO ident: 4270 Latitude: 61.18 Longitude: -45.42 Elevation: 26.00 ------------------------------------------------------------------------------- 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 26 -0.3 -1.4 92 1.1 -0.7 100 1 271.5 272.1 271.5 280.7 3.39 1 988 256 5.2 -0.8 65 6.0 2.6 127 1 279.3 279.9 276.4 289.4 3.65 2 980 321 5.0 0.0 70 5.0 2.8 135 1 279.8 280.4 276.9 290.6 3.90 3 944 621 5.8 -3.2 52 9.0 2.0 171 2 283.6 284.1 278.0 292.7 3.19 4 911 907 4.6 -4.4 52 9.0 0.9 204 2 285.3 285.8 278.6 293.9 3.02 5 886 1130 4.0 -7.0 44 11.0 -0.3 231 3 286.9 287.4 278.8 294.3 2.55 6 850 1460 1.4 -6.6 55 8.0 -1.7 270 3 287.6 288.1 279.4 295.6 2.74 7 785 2097 -1.3 -7.3 64 6.0 -3.6 258 8 291.3 291.8 281.2 299.7 2.81 8 775 2199 -1.7 -7.7 64 6.0 -4.0 256 9 292.0 292.5 281.4 300.2 2.76 9 763 2323 -0.9 -16.9 29 16.0 -5.8 253 10 294.1 294.4 280.6 298.3 1.33 10 735 2622 -0.7 -34.7 6 34.0 -7.7 248 12 297.5 297.6 280.7 298.5 0.27 11 712 2875 -1.9 -16.9 31 15.0 -6.6 243 14 298.9 299.2 282.8 303.4 1.43 12 700 3010 -2.3 -29.3 11 27.0 -8.5 240 15 299.9 300.0 282.0 301.5 0.48 13 650 3596 -4.7 -46.7 2 42.0 -11.2 265 15 303.6 303.7 283.0 304.0 0.09 14 619 3979 -6.7 -23.7 24 17.0 -11.2 282 14 305.6 305.8 284.8 308.6 0.91 15 602 4196 -7.3 -31.3 13 24.0 -12.5 292 14 307.4 307.5 284.9 309.0 0.46 16 600 4222 -7.3 -32.3 12 25.0 -12.6 293 14 307.7 307.7 285.0 309.1 0.42 17 547 4937 -11.7 -35.7 12 24.0 -16.0 324 14 310.7 310.8 286.0 311.9 0.33 18 500 5620 -16.1 -24.1 50 8.0 -18.0 355 13 313.4 313.6 287.8 317.1 1.09 19 481 5912 -16.3 -28.3 35 12.0 -18.9 356 13 316.7 316.8 288.5 319.3 0.77 20 451 6393 -20.7 -31.7 37 11.0 -22.7 357 14 317.0 317.1 288.5 319.1 0.60 21 416 6986 -24.9 -29.9 63 5.0 -25.8 359 15 319.0 319.2 289.3 321.7 0.77 22 400 7270 -26.7 -33.7 52 7.0 -27.8 360 15 320.3 320.4 289.5 322.3 0.55 23 394 7379 -27.3 -36.3 42 9.0 -28.5 360 15 320.9 321.0 289.5 322.5 0.44 24 320 8834 -40.1 -50.1 34 10.0 -40.6 356 21 322.8 322.9 289.8 323.3 0.12 25 300 9270 -44.1 -47.3 70 3.2 -44.3 355 23 323.2 323.2 289.9 323.9 0.18 TRP WND Sounding variables and indices 1000-500 mb thick: 5460.20 m Freezing level: Surface below freezing Freezing level: 1015.42 mb = 38.52 m = 126.39 ft Freezing level: 816.30 mb = 1790.26 m = 5873.49 ft Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 33.44 % Est. max temperature: 15.52 C = 59.93 F Sfc-Lift cond lev (LCL): 999.53 mb = 163.53 m = 536.50 ft T: 2.99 C 700-500 lapse rate: 5.29 C/km ThetaE index: 1.89 C Layer 763.0- 735.0 mb Conv cond level (CCL): 584.58 mb = 4423.67 m = 14513.17 ft Mean mixing ratio: 3.44 g/kg Conv temperature: 36.87 C = 98.36 F Cap Strength: 18.81 C Lifted Index: 20.03 C Risk: None Lifted Index @300 mb: 23.50 C Lifted Index @700 mb: 13.24 C Showalter Index: 15.99 C Risk: None Total Totals Index: 27.00 C Risk: None Vertical Totals Index: 17.50 C Cross Totals Index: 9.50 C K Index: -16.10 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 4.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.65 J/kg Max Up Vert Vel: 9.34 m/s Conv Inhibition (B-): 5641.79 J/kg Cap Strength: 19.93 C Lift Cond Lev (LCL): 873.74 mb = 1240.67 m = 4070.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 7 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 26 100 1 -1.0 0.2 | 128 8 -6.5 5.1 1 850 1460 270 3 3.0 -0.0 | 153 6 -2.5 4.9 2 700 3010 240 15 13.0 7.5 | 211 14 7.5 12.4 3 500 5620 355 13 1.1 -13.0 | 29 9 -4.4 -8.1 4 400 7270 360 15 -0.0 -15.0 | 29 12 -5.5 -10.1 5 300 9270 355 23 2.0 -22.9 | 11 18 -3.5 -18.0 Wind Parameters Mean winds (0-6000m): 281.4 at 9.8 knts Storm direction: 311.4 at 7.4 knts Shear (0-3000m) pos: 0.8 neg: 2.1 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 83.9 deg Storm rel helicity (0-3000m) pos: 20.0 neg: -0.1 tot: 19.9 m^2/s^2 ave: 6.6 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.94 Bulk Shear: 11.08 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 ------------------------------------------------------------------------------- 500 336 1 127 6| 1.5 0.0 1.5| 3.1 0.0 3.1 6.1 0.85| 1.6 1.4 1000 307 2 133 6| 1.5 0.0 1.5| 7.3 0.0 7.3 7.3 0.85| 1.9 1.7 1500 266 2 145 6| 1.5 0.0 1.5| 9.1 -0.1 9.0 6.0 0.63| 2.3 1.4 2000 263 3 153 6| 1.2 1.0 2.2| 14.5 -0.1 14.4 7.2 0.74| 2.7 2.0 2500 256 4 166 6| 0.9 1.7 2.6| 18.5 -0.1 18.5 7.4 0.66| 3.0 2.0 3000 247 6 177 7| 0.8 2.1 2.8| 20.0 -0.1 19.9 6.6 0.54| 3.3 1.8 4000 254 8 195 7| 1.6 1.5 3.1| 48.2 -0.1 48.1 12.0 0.65| 3.9 2.5 5000 267 9 213 6| 2.0 1.2 3.2| 66.8 -0.1 66.7 13.3 0.73| 4.2 3.1 6000 281 10 234 5| 1.9 1.0 2.9| 78.3 -0.1 78.1 13.0 0.75| 4.1 3.0 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251013.23.gif