UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121111.upa.cvt Date: 1100Z 11 DEC 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 11 DEC 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 1004 69 -9.7 -16.7 57 7.0 -11.2 20 10 263.1 263.3 261.7 266.0 1.03 1 1000 97 -9.1 -18.1 48 9.0 -11.0 55 8 264.0 264.2 262.2 266.6 0.92 2 991 167 -8.7 -18.7 44 10.0 -10.8 52 8 265.1 265.3 262.9 267.6 0.88 3 959 422 -9.9 -17.9 52 8.0 -11.6 42 6 266.4 266.6 264.0 269.1 0.97 4 933 636 -5.7 -11.7 63 6.0 -7.4 33 4 272.8 273.1 269.6 277.5 1.67 5 925 704 -5.9 -10.9 68 5.0 -7.4 30 4 273.3 273.6 270.1 278.3 1.80 6 914 798 -5.5 -10.4 68 4.9 -7.0 41 5 274.6 274.9 271.1 279.9 1.89 7 850 1362 -10.3 -11.9 88 1.6 -10.8 105 13 275.4 275.7 271.4 280.4 1.80 8 802 1806 -13.9 -14.1 98 0.2 -14.0 102 12 276.1 276.4 271.5 280.7 1.60 9 801 1815 -10.9 -25.9 28 15.0 -13.7 102 12 279.4 279.5 271.8 281.2 0.58 10 800 1825 -10.3 -29.3 19 19.0 -13.6 102 12 280.2 280.2 272.0 281.5 0.42 11 796 1864 -9.1 -34.1 11 25.0 -13.0 102 12 281.9 281.9 272.7 282.7 0.27 12 725 2582 -11.7 -42.7 6 31.0 -15.5 97 10 286.6 286.7 275.1 287.0 0.12 13 700 2850 -12.5 -37.5 10 25.0 -16.0 95 9 288.6 288.7 276.3 289.4 0.22 14 696 2894 -12.7 -37.7 10 25.0 -16.2 96 9 288.9 288.9 276.5 289.6 0.21 15 626 3694 -19.5 -32.5 31 13.0 -21.3 112 9 290.0 290.1 277.3 291.3 0.40 16 557 4553 -25.3 -47.3 11 22.0 -27.0 129 10 293.0 293.0 278.3 293.3 0.10 17 529 4926 -27.7 -32.5 64 4.8 -28.3 137 10 294.5 294.6 279.6 296.0 0.47 18 500 5330 -30.5 -33.8 73 3.3 -30.9 145 10 295.9 295.9 280.1 297.3 0.44 19 498 5358 -30.7 -33.8 74 3.1 -31.0 147 10 295.9 296.0 280.2 297.4 0.44 20 481 5605 -31.7 -36.7 61 5.0 -32.2 163 13 297.7 297.7 280.8 298.8 0.34 21 445 6154 -32.7 -41.7 40 9.0 -33.4 200 19 303.1 303.1 283.0 303.9 0.22 22 421 6542 -34.9 -41.9 49 7.0 -35.4 226 24 305.1 305.2 283.8 305.9 0.23 23 412 6693 -33.9 -45.9 29 12.0 -34.8 236 26 308.3 308.3 284.9 308.9 0.15 24 400 6900 -35.1 -47.1 28 12.0 -35.9 250 28 309.4 309.4 285.2 309.9 0.14 25 353 7756 -42.1 -48.1 52 6.0 -42.4 241 41 311.2 311.2 285.9 311.7 0.14 26 349 7832 -42.5 -47.1 61 4.6 -42.8 241 42 311.7 311.7 286.1 312.3 0.16 27 307 8688 -46.7 -53.7 45 7.0 -47.0 232 55 317.4 317.4 288.0 317.8 0.08 28 300 8840 -48.1 -54.1 50 6.0 -48.3 230 57 317.6 317.6 288.1 317.9 0.08 29 250 10020 -56.9 -62.9 47 6.0 -57.0 230 62 321.5 321.5 289.2 321.6 0.03 30 223 10734 -62.3 -66.7 55 4.5 -62.3 225 71 323.9 323.9 290.0 324.0 0.02 31 211 11073 -64.9 -68.6 60 3.7 -64.9 230 62 325.0 325.0 290.3 325.0 0.02 32 202 11339 -64.3 -68.6 55 4.3 -64.3 230 68 330.0 330.0 291.7 330.1 0.02 33 200 11400 -63.9 -69.9 44 6.0 -64.0 230 69 331.6 331.6 292.2 331.6 0.02 34 195 11556 -61.1 -72.1 22 11.0 -61.2 229 66 338.4 338.4 294.0 338.5 0.01 35 180 12050 -63.5 -79.5 10 16.0 -63.6 226 56 342.4 342.4 294.9 342.4 0.00 36 170 12402 -61.1 -82.1 5 21.0 -61.3 224 49 352.0 352.0 297.1 352.0 0.00 37 167 12514 -57.5 -82.5 3 25.0 -57.8 224 47 359.8 359.8 298.7 359.8 0.00 38 150 13190 -58.1 -83.1 3 25.0 -58.3 220 34 370.0 370.0 300.5 370.0 0.00 39 123 14432 -61.5 -85.5 3 24.0 -61.7 230 34 385.4 385.4 303.1 385.4 0.00 40 104 15483 -57.5 -84.5 2 27.0 -57.9 238 34 412.0 412.0 306.7 412.0 0.00 41 100 15730 -58.9 -84.9 2 26.0 -59.2 240 34 413.9 413.9 307.0 413.9 0.00 42 70 17940 -62.1 -87.1 2 25.0 -62.4 235 37 451.5 451.5 311.0 451.5 0.00 43 50 20030 -63.3 -88.3 2 25.0 -63.7 250 25 494.3 494.3 314.5 494.3 0.00 44 30 23110 -68.9 -90.9 3 22.0 -69.2 265 45 556.8 556.8 318.5 556.8 0.00 45 20 25510 -71.3 -92.3 3 21.0 -71.6 270 73 617.9 617.9 321.4 617.9 0.00 46 10 29530 -76.3 -95.3 3 19.0 -76.6 270 85 734.7 734.7 325.5 734.8 0.00 TRP 211 11073 -64.9 -68.6 60 3.7 -64.9 230 62 325.0 325.0 290.3 325.0 0.02 WND 223 10734 -62.3 -66.7 55 4.5 -62.3 225 71 323.9 323.9 290.0 324.0 0.02 Sounding variables and indices 1000-500 mb thick: 5233.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 40.06 % Est. max temperature: 2.48 C = 36.46 F Sfc-Lift cond lev (LCL): 897.15 mb = 942.42 m = 3091.88 ft T: -6.73 C 700-500 lapse rate: 7.26 C/km ThetaE index: 0.00 C Layer 1004.0- 0.0 mb Conv cond level (CCL): 625.60 mb = 3698.35 m = 12133.54 ft Mean mixing ratio: 1.30 g/kg Conv temperature: 17.21 C = 62.98 F Cap Strength: 18.45 C Lifted Index: 19.23 C Risk: None Lifted Index @300 mb: 31.80 C Lifted Index @700 mb: 15.84 C Showalter Index: 13.07 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 18.60 C K Index: -16.70 Risk: None Sweat Index: 36.00 Risk: None Energy Index: 3.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.15 J/kg Max Up Vert Vel: 9.81 m/s Conv Inhibition (B-): 60751.27 J/kg Cap Strength: 19.06 C Lift Cond Lev (LCL): 855.47 mb = 1312.10 m = 4304.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 147 at 8 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 1004 69 20 10 -3.4 -9.4 | 358 16 0.7 -15.7 1 1000 97 55 8 -6.6 -4.6 | 13 11 -2.5 -10.9 2 925 704 30 4 -2.0 -3.5 | 348 10 2.1 -9.8 3 850 1362 105 13 -12.6 3.4 | 71 9 -8.5 -2.9 4 700 2850 95 9 -9.0 0.8 | 42 7 -4.9 -5.5 5 500 5330 145 10 -5.7 8.2 | 139 3 -1.7 1.9 6 400 6900 250 28 26.3 9.6 | 264 31 30.4 3.3 7 300 8840 230 57 43.7 36.6 | 238 57 47.7 30.3 8 250 10020 230 62 47.5 39.9 | 237 62 51.6 33.6 9 223 10734 225 71 50.2 50.2 | 231 70 54.3 43.9 10 211 11073 230 62 47.5 39.9 | 237 62 51.6 33.6 11 200 11400 230 69 52.9 44.4 | 236 68 56.9 38.1 12 150 13190 220 34 21.9 26.0 | 233 33 25.9 19.7 13 100 15730 240 34 29.4 17.0 | 252 35 33.5 10.7 14 70 17940 235 37 30.3 21.2 | 247 37 34.4 14.9 15 50 20030 250 25 23.5 8.6 | 265 28 27.6 2.3 16 30 23110 265 45 44.8 3.9 | 273 49 48.9 -2.4 17 20 25510 270 73 73.0 -0.0 | 275 77 77.1 -6.3 18 10 29530 270 85 85.0 -0.0 | 274 89 89.1 -6.3 Wind Parameters Mean winds (0-6000m): 117.1 at 10.0 knts Storm direction: 147.1 at 7.5 knts Shear (0-3000m) pos: 2.6 neg: 0.5 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 47.9 deg Storm rel helicity (0-3000m) pos: 47.0 neg: -19.4 tot: 27.6 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.66 Bulk Shear: 13.15 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 47 7 4 11| 5.6 0.0 5.6| 9.6 -8.8 0.8 1.6 -0.03| 8.8 -0.3 1000 51 6 4 10| 4.3 0.0 4.3| 27.6 -10.7 16.9 16.9 0.35| 8.2 2.9 1500 78 8 25 9| 5.2 0.0 5.2| 46.2 -12.0 34.2 22.8 0.52| 8.3 4.3 2000 87 9 36 8| 3.9 0.4 4.3| 46.2 -15.0 31.1 15.6 0.43| 6.6 2.9 2500 90 9 40 8| 3.1 0.6 3.7| 46.2 -17.9 28.3 11.3 0.36| 5.6 2.0 3000 91 9 41 8| 2.6 0.5 3.1| 47.0 -19.4 27.6 9.2 0.33| 4.9 1.6 4000 96 9 44 7| 2.2 0.4 2.6| 50.4 -19.4 31.0 7.8 0.37| 4.1 1.5 5000 104 9 51 6| 2.0 0.3 2.3| 53.0 -19.4 33.6 6.7 0.41| 3.6 1.5 6000 117 10 70 5| 2.5 0.3 2.8| 73.3 -19.4 53.9 9.0 0.48| 4.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20251211.11.gif