UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102923.upa.cvt Date: 2300Z 29 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 29 OCT 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 25 30 6 SFC 998 52 -1.9 -8.9 59 7.0 -4.1 30 6 271.4 271.7 269.2 276.8 1.95 2 925 641 -6.5 -10.5 73 4.0 -7.7 35 14 272.7 273.0 269.8 277.8 1.85 3 924 649 -6.7 -10.3 76 3.6 -7.8 35 14 272.5 272.9 269.8 277.8 1.89 4 850 1296 -10.9 -18.9 52 8.0 -12.6 5 10 274.7 274.9 269.7 277.7 1.01 5 835 1432 -11.9 -19.9 51 8.0 -13.6 360 10 275.1 275.2 269.8 277.8 0.94 6 822 1552 -11.9 -24.9 33 13.0 -14.3 356 11 276.3 276.4 270.0 278.2 0.62 7 700 2763 -19.5 -35.5 23 16.0 -21.4 310 14 280.9 280.9 272.2 281.7 0.27 8 625 3596 -25.3 -42.3 19 17.0 -26.7 288 29 283.5 283.5 273.5 284.0 0.15 9 564 4338 -28.3 -48.3 13 20.0 -29.6 268 42 288.4 288.4 276.0 288.7 0.08 10 512 5024 -34.3 -46.3 29 12.0 -35.0 250 55 289.3 289.3 276.5 289.6 0.12 11 509 5065 -33.7 -46.7 26 13.0 -34.4 248 56 290.5 290.5 277.1 290.9 0.11 12 500 5190 -34.3 -46.3 29 12.0 -35.0 245 58 291.2 291.2 277.4 291.6 0.12 13 475 5545 -37.3 -47.1 35 9.9 -37.8 240 62 291.8 291.9 277.8 292.2 0.11 14 465 5690 -38.5 -47.5 38 9.0 -38.9 242 60 292.1 292.1 277.9 292.5 0.11 15 409 6553 -46.3 -57.3 28 11.0 -46.6 253 51 292.9 293.0 278.2 293.1 0.04 16 404 6634 -46.5 -58.5 24 12.0 -46.8 254 50 293.7 293.7 278.6 293.8 0.04 17 400 6700 -47.1 -58.1 27 11.0 -47.3 255 49 293.8 293.8 278.6 293.9 0.04 18 389 6885 -48.1 -59.1 27 11.0 -48.3 257 47 294.8 294.8 279.0 294.9 0.03 19 385 6953 -48.1 -53.1 56 5.0 -48.3 257 47 295.7 295.7 279.5 295.9 0.07 20 381 7022 -48.3 -58.3 31 10.0 -48.5 258 46 296.3 296.3 279.7 296.5 0.04 21 359 7413 -50.9 -57.9 43 7.0 -51.0 261 42 297.9 297.9 280.5 298.1 0.04 22 339 7787 -51.5 -62.5 26 11.0 -51.7 264 39 302.0 302.0 282.2 302.1 0.03 23 335 7864 -52.1 -63.1 25 11.0 -52.3 265 38 302.2 302.2 282.3 302.3 0.02 24 300 8580 -52.1 -68.1 13 16.0 -52.3 265 33 311.9 311.9 286.0 312.0 0.01 25 291 8776 -52.7 -69.7 11 17.0 -52.9 266 30 313.8 313.8 286.7 313.8 0.01 26 250 9760 -49.1 -78.1 2 29.0 -49.6 270 18 333.1 333.1 292.6 333.1 0.00 27 245 9893 -48.5 -78.5 2 30.0 -49.0 272 18 335.9 335.9 293.3 335.9 0.00 28 200 11220 -50.7 -80.7 2 30.0 -51.1 290 14 352.5 352.5 297.2 352.5 0.00 29 166 12436 -51.1 -82.1 1 31.0 -51.6 280 18 371.1 371.1 300.8 371.1 0.00 30 150 13100 -48.9 -81.9 1 33.0 -49.6 275 20 385.8 385.8 303.2 385.8 0.00 31 148 13188 -48.7 -81.7 1 33.0 -49.4 276 20 387.6 387.6 303.5 387.7 0.00 32 107 15295 -54.3 -85.3 1 31.0 -54.8 312 18 414.7 414.7 307.1 414.7 0.00 33 100 15730 -52.9 -84.9 1 32.0 -53.6 320 17 425.5 425.5 308.3 425.5 0.00 34 70 18010 -55.9 -85.9 1 30.0 -56.6 320 24 464.8 464.8 312.2 464.8 0.00 35 54 19655 -57.7 -86.7 1 29.0 -58.4 496.5 496.5 314.7 496.5 0.00 TRP 335 7864 -52.1 -63.1 25 11.0 -52.3 265 38 302.2 302.2 282.3 302.3 0.02 WND 475 5545 -37.3 -47.1 35 9.9 -37.8 240 62 291.8 291.9 277.8 292.2 0.11 Sounding variables and indices 1000-500 mb thick: 5165.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 33.46 % Est. max temperature: 1.47 C = 34.64 F Sfc-Lift cond lev (LCL): 893.89 mb = 906.08 m = 2972.68 ft T: -8.37 C 700-500 lapse rate: 6.10 C/km ThetaE index: 0.18 C Layer 924.0- 835.0 mb Conv cond level (CCL): 836.41 mb = 1419.50 m = 4657.11 ft Mean mixing ratio: 1.85 g/kg Conv temperature: 1.73 C = 35.12 F Cap Strength: 11.10 C Lifted Index: 11.68 C Risk: None Lifted Index @300 mb: 24.46 C Lifted Index @700 mb: 5.12 C Showalter Index: 11.44 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 15.40 C K Index: -11.50 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 2.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.35 J/kg Max Up Vert Vel: 3.27 m/s Conv Inhibition (B-): 31226.99 J/kg Cap Strength: 11.51 C Lift Cond Lev (LCL): 872.38 mb = 1094.73 m = 3591.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 22 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 ---------------------------------------------------------- 0 998 52 30 6 -3.0 -5.2 | 97 23 -23.2 2.8 1 925 641 35 14 -8.0 -11.5 | 83 28 -28.2 -3.5 2 850 1296 5 10 -0.9 -10.0 | 85 21 -21.0 -2.0 3 700 2763 310 14 10.7 -9.0 | 84 10 -9.4 -1.0 4 500 5190 245 58 52.6 24.5 | 225 46 32.4 32.5 5 475 5545 240 62 53.7 31.0 | 221 51 33.5 39.0 6 400 6700 255 49 47.3 12.7 | 233 34 27.2 20.6 7 335 7864 265 38 37.9 3.3 | 237 21 17.7 11.3 8 300 8580 265 33 32.9 2.9 | 230 17 12.7 10.8 9 250 9760 270 18 18.0 -0.0 | 165 8 -2.2 8.0 10 200 11220 290 14 13.2 -4.8 | 114 8 -7.0 3.2 11 150 13100 275 20 19.9 -1.7 | 178 6 -0.2 6.2 12 100 15730 320 17 10.9 -13.0 | 61 11 -9.2 -5.1 13 70 18010 320 24 15.4 -18.4 | 24 11 -4.7 -10.4 Wind Parameters Mean winds (0-6000m): 261.6 at 28.9 knts Storm direction: 291.6 at 21.7 knts Shear (0-3000m) pos: 1.2 neg: 4.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): -37.4 deg Storm rel helicity (0-3000m) pos: 7.5 neg: -58.5 tot: -51.0 m^2/s^2 ave: -17.0 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 169.88 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 33 9 90 25| 7.0 0.0 7.0| 0.0 -35.8 -35.8 -71.5 -0.79| 7.0 -5.5 1000 30 11 86 26| 3.5 2.1 5.6| 1.0 -44.2 -43.3 -43.3 -0.50| 6.5 -3.3 1500 23 11 85 25| 2.3 2.8 5.1| 4.6 -48.0 -43.5 -29.0 -0.38| 5.8 -2.2 2000 13 11 83 23| 1.8 3.1 4.8| 4.6 -53.2 -48.6 -24.3 -0.36| 5.4 -1.9 2500 2 11 81 21| 1.4 3.3 4.7| 5.7 -53.5 -47.8 -19.1 -0.29| 5.2 -1.5 3000 350 12 78 19| 1.2 4.0 5.2| 7.5 -58.5 -51.0 -17.0 -0.29| 5.7 -1.6 4000 317 16 68 10| 0.9 5.8 6.7| 7.5 -80.9 -73.4 -18.3 -0.40| 7.2 -2.9 5000 279 22 205 5| 0.7 6.8 7.5| 7.5-193.5-186.0 -37.2 -0.43| 8.7 -3.7 6000 262 29 215 15| 1.3 6.3 7.6| 62.7-268.6-206.0 -34.3 -0.37| 8.9 -3.3 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251029.23.gif