UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120323.upa.cvt Date: 2300Z 3 DEC 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 3 DEC 25 Station: BIKF WMO ident: 4018 Latitude: 63.97 Longitude: -22.60 Elevation: 52.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 19 55 5 SFC 997 52 -0.5 -6.5 64 6.0 -2.6 55 5 272.9 273.3 270.8 279.4 2.35 2 995 68 1.2 -5.8 60 7.0 -1.3 55 5 274.7 275.2 272.1 281.6 2.49 3 983 164 1.8 -8.2 47 10.0 -1.6 58 8 276.3 276.7 272.4 282.2 2.09 4 968 286 1.4 -8.6 47 10.0 -2.0 61 12 277.1 277.5 272.8 282.9 2.06 5 925 644 -1.7 -10.7 50 9.0 -4.6 70 23 277.6 277.9 272.8 282.8 1.82 6 853 1285 -5.3 -12.3 58 7.0 -7.4 60 12 280.3 280.6 274.2 285.3 1.74 7 850 1313 -5.5 -12.5 58 7.0 -7.6 60 11 280.4 280.7 274.2 285.4 1.72 8 798 1806 -6.7 -19.7 35 13.0 -9.9 53 14 284.2 284.4 275.2 287.2 1.00 9 729 2505 -11.1 -22.1 40 11.0 -13.5 44 19 286.8 287.0 276.5 289.6 0.89 10 700 2815 -13.9 -22.9 47 9.0 -15.7 40 21 287.1 287.2 276.5 289.8 0.87 11 568 4360 -27.1 -32.1 62 5.0 -27.7 357 13 289.3 289.3 277.0 290.7 0.46 12 515 5061 -30.7 -38.7 45 8.0 -31.4 336 9 293.1 293.2 278.6 294.0 0.26 13 500 5270 -32.1 -41.1 40 9.0 -32.8 330 8 293.9 293.9 278.9 294.6 0.21 14 489 5427 -33.3 -45.3 29 12.0 -34.1 331 9 294.3 294.3 279.0 294.8 0.14 15 472 5675 -35.5 -43.5 44 8.0 -36.0 333 10 294.6 294.6 279.1 295.2 0.17 16 450 6007 -37.5 -55.5 14 18.0 -38.2 335 11 296.1 296.1 279.7 296.3 0.05 17 415 6561 -42.1 -50.1 41 8.0 -42.4 338 13 297.1 297.1 280.2 297.5 0.09 18 405 6726 -43.3 -53.3 32 10.0 -43.6 339 14 297.7 297.7 280.4 297.9 0.07 19 400 6810 -43.7 -55.7 25 12.0 -44.0 340 14 298.2 298.2 280.6 298.4 0.05 20 355 7601 -47.1 -67.1 8 20.0 -47.4 334 21 304.0 304.0 283.0 304.0 0.01 21 300 8690 -55.3 -71.3 12 16.0 -55.5 325 31 307.4 307.4 284.4 307.4 0.01 22 275 9244 -58.7 -73.7 13 15.0 -58.8 327 31 310.2 310.2 285.4 310.2 0.01 23 250 9840 -62.5 -72.5 25 10.0 -62.6 330 32 313.1 313.2 286.5 313.2 0.01 24 241 10065 -63.7 -72.7 28 9.0 -63.8 325 24 314.6 314.6 287.0 314.7 0.01 25 228 10407 -61.3 -77.3 10 16.0 -61.4 318 22 323.3 323.3 289.8 323.4 0.00 26 200 11220 -60.7 -80.7 6 20.0 -60.9 300 16 336.6 336.6 293.5 336.6 0.00 27 175 12053 -57.9 -82.9 3 25.0 -58.1 268 16 354.4 354.4 297.5 354.4 0.00 28 150 13020 -58.9 -83.9 3 25.0 -59.1 230 15 368.6 368.6 300.3 368.6 0.00 29 130 13909 -61.9 -85.9 3 24.0 -62.1 232 15 378.6 378.6 302.0 378.6 0.00 30 118 14509 -59.9 -85.9 2 26.0 -60.2 233 14 392.9 392.9 304.2 393.0 0.00 31 100 15530 -63.9 -86.9 3 23.0 -64.1 235 14 404.3 404.3 305.7 404.3 0.00 32 98 15654 -64.5 -87.5 3 23.0 -64.7 235 14 405.4 405.4 305.9 405.4 0.00 33 88 16317 -61.5 -87.5 2 26.0 -61.8 233 15 424.1 424.1 308.2 424.1 0.00 34 73 17465 -65.9 -88.9 3 23.0 -66.1 231 16 438.1 438.1 309.7 438.1 0.00 35 70 17720 -65.3 -88.3 3 23.0 -65.5 230 16 444.7 444.7 310.3 444.7 0.00 36 50 19760 -68.1 -90.1 3 22.0 -68.3 240 10 483.0 483.0 313.7 483.0 0.00 37 30 22800 -71.5 -92.5 3 21.0 -71.7 310 18 549.7 549.7 318.1 549.7 0.00 38 26 23643 -72.5 -92.5 3 20.0 -72.7 569.8 569.8 319.2 569.9 0.00 TRP 241 10065 -63.7 -72.7 28 9.0 -63.8 325 24 314.6 314.6 287.0 314.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5251.00 m Freezing level: Surface below freezing Freezing level: 996.41 mb = 56.66 m = 185.89 ft Freezing level: 948.58 mb = 447.63 m = 1468.57 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 49.68 % Est. max temperature: 7.21 C = 44.97 F Sfc-Lift cond lev (LCL): 907.51 mb = 795.04 m = 2608.37 ft T: -2.55 C 700-500 lapse rate: 7.41 C/km ThetaE index: 0.16 C Layer 925.0- 853.0 mb Conv cond level (CCL): 708.38 mb = 2724.21 m = 8937.59 ft Mean mixing ratio: 1.97 g/kg Conv temperature: 13.63 C = 56.53 F Cap Strength: 9.18 C Lifted Index: 9.66 C Risk: None Lifted Index @300 mb: 17.45 C Lifted Index @700 mb: 6.71 C Showalter Index: 7.67 C Risk: None Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 19.60 C K Index: 5.10 Risk: None Sweat Index: 30.00 Risk: None Energy Index: 1.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.73 J/kg Max Up Vert Vel: 4.41 m/s Conv Inhibition (B-): 40675.88 J/kg Cap Strength: 9.34 C Lift Cond Lev (LCL): 819.68 mb = 1596.76 m = 5238.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 66 at 11 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 52 55 5 -4.1 -2.9 | 255 6 5.8 1.6 1 925 644 70 23 -21.6 -7.9 | 74 12 -11.8 -3.4 2 850 1313 60 11 -9.5 -5.5 | 343 1 0.3 -1.1 3 700 2815 40 21 -13.5 -16.1 | 17 12 -3.6 -11.6 4 500 5270 330 8 4.0 -6.9 | 280 14 13.9 -2.5 5 400 6810 340 14 4.8 -13.2 | 301 17 14.6 -8.7 6 300 8690 325 31 17.8 -25.4 | 307 35 27.6 -21.0 7 250 9840 330 32 16.0 -27.7 | 312 35 25.9 -23.3 8 241 10065 325 24 13.8 -19.7 | 303 28 23.6 -15.2 9 200 11220 300 16 13.9 -8.0 | 279 24 23.7 -3.6 10 150 13020 230 15 11.5 9.6 | 237 26 21.3 14.1 11 100 15530 235 14 11.5 8.0 | 240 25 21.3 12.5 12 70 17720 230 16 12.3 10.3 | 236 27 22.1 14.7 13 50 19760 240 10 8.7 5.0 | 243 21 18.5 9.4 14 30 22800 310 18 13.8 -11.6 | 287 25 23.6 -7.1 Wind Parameters Mean winds (0-6000m): 35.8 at 14.4 knts Storm direction: 65.8 at 10.8 knts Shear (0-3000m) pos: 2.6 neg: 2.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 109.8 deg Storm rel helicity (0-3000m) pos: 8.3 neg: -16.5 tot: -8.2 m^2/s^2 ave: -2.7 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.33 Bulk Shear: 7.32 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 67 13 73 2| 15.8 0.0 15.8| 5.6 0.0 5.6 11.3 0.51| 16.7 8.5 1000 67 16 71 5| 7.9 2.4 10.3| 7.6 -4.2 3.4 3.4 0.27| 13.6 3.6 1500 66 15 66 4| 5.3 2.8 8.1| 7.9 -5.7 2.2 1.5 0.16| 11.2 1.8 2000 63 15 55 4| 4.0 1.8 5.7| 8.3 -5.7 2.6 1.3 0.16| 9.3 1.5 2500 58 15 42 5| 3.2 1.7 4.9| 8.3 -6.6 1.7 0.7 0.13| 8.3 1.1 3000 54 16 33 6| 2.6 2.0 4.7| 8.3 -16.5 -8.2 -2.7 0.05| 7.7 0.4 4000 46 16 16 7| 2.0 2.4 4.4| 8.3 -49.5 -41.2 -10.3 -0.14| 7.1 -1.0 5000 42 15 3 7| 1.6 2.3 3.9| 8.3 -78.1 -69.8 -14.0 -0.25| 6.5 -1.6 6000 36 14 349 7| 1.4 2.0 3.3| 18.8 -83.2 -64.4 -10.7 -0.21| 5.8 -1.2 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251203.23.gif