UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112723.upa.cvt Date: 2300Z 27 NOV 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 27 NOV 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 1002 26 -3.7 -11.7 54 8.0 -6.0 30 13 269.3 269.6 267.1 273.6 1.55 1 993 96 -2.5 -12.5 46 10.0 -5.3 23 13 271.2 271.4 268.2 275.3 1.47 2 965 319 -3.7 -12.7 50 9.0 -6.2 3 12 272.2 272.5 268.9 276.4 1.49 3 894 908 -7.5 -9.9 83 2.4 -8.2 307 9 274.3 274.6 271.1 279.9 2.01 4 874 1081 -8.9 -9.9 92 1.0 -9.2 290 8 274.6 275.0 271.4 280.4 2.06 5 850 1293 -9.5 -12.2 81 2.7 -10.2 270 7 276.2 276.5 271.8 281.2 1.76 6 832 1459 -8.9 -14.9 62 6.0 -10.5 272 8 278.5 278.8 272.7 282.7 1.44 7 765 2103 -13.3 -15.7 82 2.4 -13.9 278 14 280.5 280.8 273.9 284.8 1.47 8 754 2213 -14.3 -16.4 84 2.1 -14.8 279 14 280.6 280.9 273.9 284.7 1.41 9 700 2772 -18.5 -20.5 84 2.0 -18.9 285 19 282.0 282.2 274.1 285.2 1.07 10 690 2879 -19.5 -21.0 88 1.5 -19.8 284 19 282.0 282.2 274.1 285.1 1.04 11 664 3165 -20.3 -24.4 70 4.1 -21.0 280 18 284.3 284.4 274.9 286.7 0.80 12 626 3599 -23.3 -26.2 77 2.9 -23.8 275 16 285.7 285.8 275.6 287.9 0.72 13 576 4205 -26.9 -29.6 78 2.7 -27.2 268 14 288.3 288.4 276.7 290.1 0.57 14 500 5210 -35.3 -36.9 85 1.6 -35.4 255 11 290.0 290.1 277.2 291.1 0.32 15 447 5980 -41.5 -43.4 82 1.9 -41.6 227 13 291.6 291.7 277.8 292.3 0.18 16 434 6180 -41.5 -55.5 21 14.0 -41.9 220 14 294.1 294.1 278.7 294.3 0.05 17 420 6402 -41.9 -59.9 12 18.0 -42.4 212 14 296.4 296.4 279.8 296.5 0.03 18 400 6730 -44.7 -59.7 17 15.0 -45.1 200 15 296.9 296.9 280.0 297.0 0.03 19 335 7898 -51.5 -65.5 17 14.0 -51.7 184 14 303.0 303.0 282.6 303.1 0.02 20 304 8525 -53.7 -66.7 19 13.0 -53.9 175 13 308.5 308.5 284.8 308.5 0.02 21 300 8610 -53.1 -67.1 17 14.0 -53.3 170 17 310.5 310.5 285.5 310.6 0.02 22 250 9790 -51.5 -73.5 6 22.0 -51.8 245 17 329.5 329.5 291.6 329.5 0.01 23 214 10805 -48.5 -75.5 3 27.0 -49.0 266 17 349.1 349.1 296.4 349.2 0.01 24 207 11024 -48.3 -77.3 2 29.0 -48.8 270 17 352.8 352.8 297.3 352.8 0.00 25 200 11250 -48.9 -79.9 2 31.0 -49.4 275 17 355.3 355.3 297.8 355.3 0.00 26 150 13130 -50.3 -83.3 1 33.0 -50.9 270 21 383.4 383.4 302.8 383.4 0.00 27 131 14013 -51.9 -83.9 1 32.0 -52.5 270 20 395.7 395.7 304.6 395.7 0.00 28 101 15705 -50.7 -82.7 1 32.0 -51.5 270 19 428.5 428.5 308.7 428.6 0.00 29 100 15770 -50.7 -82.7 1 32.0 -51.5 270 19 429.8 429.8 308.8 429.8 0.00 30 70 18080 -52.1 -84.1 1 32.0 -53.1 280 19 472.9 472.9 312.9 473.0 0.00 31 50 20230 -56.5 -87.5 1 31.0 -57.3 310 11 510.3 510.3 315.7 510.4 0.00 32 30 23440 -60.9 -89.9 1 29.0 -61.7 325 17 578.6 578.6 319.6 578.6 0.00 33 20 25940 -64.1 -92.1 1 28.0 -64.9 315 29 640.0 640.0 322.3 640.0 0.00 34 11 29540 -69.1 -96.1 1 27.0 -69.8 332 42 741.1 741.1 325.7 741.2 0.00 35 10 30110 -67.5 -94.5 1 27.0 -68.5 335 44 767.6 767.6 326.4 767.6 0.00 36 6.0 33242 -60.2 -90.0 1 29.8 -63.5 335 73 919.9 919.9 329.8 920.1 0.02 37 5.8 33453 -59.7 -89.7 1 30.0 -63.3 931.0 931.0 330.0 931.2 0.02 TRP 304 8525 -53.7 -66.7 19 13.0 -53.9 175 13 308.5 308.5 284.8 308.5 0.02 WND 6.0 33242 -60.2 -90.0 1 29.8 -63.5 335 73 919.9 919.9 329.8 920.1 0.02 Sounding variables and indices 1000-500 mb thick: 5168.46 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 76.05 % Est. max temperature: 3.07 C = 37.52 F Sfc-Lift cond lev (LCL): 882.86 mb = 1003.88 m = 3293.54 ft T: -8.28 C 700-500 lapse rate: 6.89 C/km ThetaE index: 0.09 C Layer 754.0- 700.0 mb Conv cond level (CCL): 748.94 mb = 2263.74 m = 7426.86 ft Mean mixing ratio: 1.63 g/kg Conv temperature: 7.76 C = 45.96 F Cap Strength: 10.35 C Lifted Index: 10.91 C Risk: None Lifted Index @300 mb: 23.70 C Lifted Index @700 mb: 6.38 C Showalter Index: 7.69 C Risk: None Total Totals Index: 48.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 23.10 C K Index: 11.60 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 2.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.13 J/kg Max Up Vert Vel: 4.93 m/s Conv Inhibition (B-): 77102.47 J/kg Cap Strength: 10.84 C Lift Cond Lev (LCL): 848.37 mb = 1307.86 m = 4290.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 10 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 26 30 13 -6.5 -11.3 | 70 15 -14.3 -5.3 1 850 1293 270 7 7.0 -0.0 | 172 6 -0.8 5.9 2 700 2772 285 19 18.4 -4.9 | 265 11 10.5 1.0 3 500 5210 255 11 10.6 2.8 | 198 9 2.8 8.8 4 400 6730 200 15 5.1 14.1 | 172 20 -2.7 20.0 5 304 8525 175 13 -1.1 13.0 | 155 21 -9.0 18.9 6 300 8610 170 17 -3.0 16.7 | 155 25 -10.8 22.7 7 250 9790 245 17 15.4 7.2 | 210 15 7.6 13.1 8 200 11250 275 17 16.9 -1.5 | 244 10 9.1 4.4 9 150 13130 270 21 21.0 -0.0 | 246 14 13.2 5.9 10 100 15770 270 19 19.0 -0.0 | 242 13 11.2 5.9 11 70 18080 280 19 18.7 -3.3 | 256 11 10.9 2.6 12 50 20230 310 11 8.4 -7.1 | 332 1 0.6 -1.1 13 30 23440 325 17 9.8 -13.9 | 346 8 1.9 -8.0 14 20 25940 315 29 20.5 -20.5 | 319 19 12.7 -14.6 15 10 30110 335 44 18.6 -39.9 | 342 36 10.8 -33.9 Wind Parameters Mean winds (0-6000m): 277.1 at 13.1 knts Storm direction: 307.1 at 9.8 knts Shear (0-3000m) pos: 1.4 neg: 3.4 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): -172.0 deg Storm rel helicity (0-3000m) pos: 20.4 neg: -16.1 tot: 4.4 m^2/s^2 ave: 1.5 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 69.83 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 50 12 84 17| 0.0 10.0 10.0| 0.0 -13.0 -13.0 -26.0 -0.42| 10.3 -4.4 1000 15 11 67 11| 0.0 8.2 8.2| 1.2 -13.3 -12.1 -12.1 -0.06| 9.5 -0.6 1500 344 10 57 6| 0.0 6.5 6.5| 3.9 -13.4 -9.5 -6.3 0.03| 8.1 0.2 2000 317 10 36 2| 1.1 4.8 5.9| 10.2 -13.4 -3.1 -1.6 0.17| 7.1 1.2 2500 302 11 268 1| 1.7 3.9 5.6| 17.2 -13.4 3.9 1.6 0.26| 6.6 1.7 3000 297 12 261 3| 1.4 3.4 4.8| 20.4 -16.1 4.4 1.5 0.24| 6.0 1.5 4000 289 13 251 5| 1.1 2.6 3.7| 20.4 -28.2 -7.8 -1.9 0.09| 5.1 0.5 5000 284 13 242 6| 0.9 2.0 2.9| 20.4 -38.7 -18.3 -3.7 -0.01| 4.5 -0.1 6000 277 13 230 7| 0.7 2.2 2.9| 20.4 -49.3 -28.8 -4.8 -0.08| 4.4 -0.3 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251127.23.gif