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 BGSC... Searching the city database file for: BGSC ... Date:2300Z 27 NOV 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 993 69 -17.3 -23.3 60 6.0 -18.1 0 0 256.4 256.5 255.4 258.0 0.59 1 963 300 -14.5 -22.5 51 8.0 -15.8 357 3 261.5 261.6 259.7 263.3 0.65 2 890 897 -14.9 -29.9 27 15.0 -16.9 349 11 267.0 267.1 263.3 268.1 0.36 3 850 1243 -17.5 -29.5 34 12.0 -19.1 345 15 267.8 267.9 263.9 269.0 0.39 4 757 2099 -23.5 -31.5 48 8.0 -24.4 336 21 270.3 270.4 265.6 271.4 0.36 5 718 2484 -26.3 -34.3 47 8.0 -27.1 332 24 271.4 271.4 266.2 272.3 0.29 6 700 2667 -26.1 -36.1 39 10.0 -27.0 330 25 273.6 273.6 267.6 274.4 0.25 7 686 2814 -24.3 -39.3 24 15.0 -25.6 330 26 277.2 277.2 269.8 277.8 0.18 8 629 3443 -26.9 -49.9 9 23.0 -28.3 328 31 281.2 281.2 271.9 281.4 0.06 9 615 3605 -27.5 -43.5 20 16.0 -28.7 328 32 282.3 282.3 272.7 282.7 0.13 10 600 3782 -28.3 -45.3 18 17.0 -29.5 328 34 283.4 283.4 273.3 283.7 0.11 11 572 4125 -28.3 -45.3 18 17.0 -29.5 327 36 287.3 287.3 275.5 287.7 0.12 12 566 4200 -28.7 -44.7 20 16.0 -29.9 327 37 287.7 287.7 275.7 288.1 0.13 13 500 5080 -33.1 -47.1 23 14.0 -34.0 325 44 292.7 292.7 278.2 293.1 0.11 14 482 5336 -34.5 -46.5 29 12.0 -35.2 323 45 294.0 294.1 278.9 294.5 0.12 15 476 5423 -35.1 -48.1 25 13.0 -35.8 323 45 294.4 294.4 279.0 294.7 0.10 16 441 5949 -38.3 -55.3 15 17.0 -38.9 319 47 296.8 296.8 280.0 297.0 0.05 17 400 6610 -43.7 -54.7 29 11.0 -44.0 315 50 298.2 298.2 280.6 298.4 0.06 18 329 7898 -52.5 -59.5 43 7.0 -52.7 311 59 303.2 303.2 282.7 303.4 0.04 19 323 8016 -52.9 -58.9 48 6.0 -53.0 311 60 304.3 304.3 283.2 304.4 0.04 20 306 8364 -54.8 -61.5 43 6.7 -54.9 310 62 306.4 306.4 284.0 306.5 0.03 21 300 8490 -55.5 -62.5 41 7.0 -55.6 310 60 307.1 307.1 284.2 307.2 0.03 22 298 8533 -55.7 -62.7 41 7.0 -55.8 310 60 307.4 307.4 284.4 307.5 0.03 23 250 9660 -54.1 -79.1 3 25.0 -54.4 295 36 325.6 325.6 290.5 325.6 0.00 24 229 10226 -49.7 -80.7 1 31.0 -50.1 285 35 340.6 340.6 294.5 340.6 0.00 25 210 10787 -52.9 -84.9 1 32.0 -53.2 275 34 344.2 344.2 295.3 344.2 0.00 26 200 11100 -54.1 -85.1 1 31.0 -54.4 270 33 347.1 347.1 296.0 347.1 0.00 27 193 11328 -55.5 -86.5 1 31.0 -55.8 272 33 348.4 348.4 296.3 348.4 0.00 28 172 12076 -48.1 -81.1 1 33.0 -48.8 278 35 372.3 372.3 300.9 372.3 0.00 29 158 12632 -51.9 -83.9 1 32.0 -52.4 282 35 375.0 375.0 301.4 375.0 0.00 30 150 12970 -50.1 -83.1 1 33.0 -50.7 285 36 383.7 383.7 302.8 383.8 0.00 31 133 13757 -49.1 -82.1 1 33.0 -49.9 276 33 399.0 399.0 305.0 399.0 0.00 32 123 14265 -53.3 -85.3 1 32.0 -53.8 270 32 400.3 400.3 305.2 400.3 0.00 33 106 15225 -52.3 -84.3 1 32.0 -53.0 259 28 419.6 419.6 307.7 419.6 0.00 34 100 15600 -54.3 -85.3 1 31.0 -54.9 255 27 422.8 422.8 308.0 422.8 0.00 35 70 17870 -57.7 -87.7 1 30.0 -58.3 280 29 460.9 460.9 311.8 461.0 0.00 TRP 298 8533 -55.7 -62.7 41 7.0 -55.8 310 60 307.4 307.4 284.4 307.5 0.03 WND 306 8364 -54.8 -61.5 43 6.7 -54.9 310 62 306.4 306.4 284.0 306.5 0.03 Sounding variables and indices 1000-500 mb thick: 5011.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 30.76 % Est. max temperature: -5.69 C = 21.76 F Sfc-Lift cond lev (LCL): 899.93 mb = 812.94 m = 2667.09 ft T: -14.84 C 700-500 lapse rate: 2.90 C/km ThetaE index: 0.00 C Layer 993.0--788598326743269376.0 mb Conv cond level (CCL): 530.29 mb = 4662.67 m = 15297.30 ft Mean mixing ratio: 0.54 g/kg Conv temperature: 16.57 C = 61.83 F Cap Strength: 20.21 C Lifted Index: 23.48 C Risk: None Lifted Index @300 mb: 30.44 C Lifted Index @700 mb: 9.24 C Showalter Index: 19.61 C Risk: None Total Totals Index: 19.20 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 3.60 C K Index: -23.90 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 5.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.44 J/kg Max Up Vert Vel: 8.05 m/s Conv Inhibition (B-): 32904.00 J/kg Cap Strength: 23.38 C Lift Cond Lev (LCL): 802.31 mb = 1669.78 m = 5478.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 358 at 21 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 ---------------------------------------------------------- 0 993 69 0 0 -0.0 -0.0 | 178 21 -0.8 20.9 1 850 1243 345 15 3.9 -14.5 | 205 7 3.1 6.4 2 700 2667 330 25 12.5 -21.7 | 274 12 11.7 -0.7 3 500 5080 325 44 25.2 -36.0 | 302 29 24.4 -15.1 4 400 6610 315 50 35.4 -35.4 | 293 37 34.5 -14.4 5 306 8364 310 62 47.5 -39.9 | 292 50 46.7 -18.9 6 300 8490 310 60 46.0 -38.6 | 291 48 45.1 -17.6 7 298 8533 310 60 46.0 -38.6 | 291 48 45.1 -17.6 8 250 9660 295 36 32.6 -15.2 | 260 32 31.8 5.7 9 200 11100 270 33 33.0 -0.0 | 237 38 32.2 20.9 10 150 12970 285 36 34.8 -9.3 | 251 36 34.0 11.6 11 100 15600 255 27 26.1 7.0 | 222 38 25.3 27.9 12 70 17870 280 29 28.6 -5.0 | 240 32 27.7 15.9 Wind Parameters Mean winds (0-6000m): 327.8 at 27.9 knts Storm direction: 357.8 at 20.9 knts Shear (0-3000m) pos: 0.0 neg: 4.8 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 105.7 deg Storm rel helicity (0-3000m) pos: 38.7 neg: -0.1 tot: 38.5 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 83.18 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 ------------------------------------------------------------------------------- 500 331 3 182 18| 0.0 6.6 6.6| 2.3 -0.1 2.2 4.4 0.08| 6.6 0.5 1000 345 6 183 15| 0.0 6.6 6.6| 9.9 -0.1 9.8 9.8 0.24| 6.6 1.6 1500 344 9 188 12| 0.0 5.9 5.9| 17.5 -0.1 17.4 11.6 0.41| 6.1 2.5 2000 342 12 196 10| 0.0 5.3 5.3| 24.2 -0.1 24.0 12.0 0.50| 5.6 2.8 2500 339 14 209 9| 0.0 5.0 5.0| 30.2 -0.1 30.1 12.0 0.52| 5.3 2.7 3000 336 16 222 8| 0.0 4.8 4.8| 38.7 -0.1 38.5 12.8 0.53| 5.1 2.7 4000 333 20 249 9| 0.0 4.6 4.6| 55.9 -0.1 55.8 13.9 0.52| 4.8 2.5 5000 330 24 270 11| 0.0 4.5 4.5| 70.3 -0.1 70.2 14.0 0.48| 4.7 2.3 6000 328 28 281 14| 0.0 4.1 4.1| 70.3 -27.2 43.1 7.2 0.36| 4.5 1.6 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20251127.23.gif