UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060423.upa.cvt Date: 2300Z 4 JUN 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 4 JUN 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 -22 20 13 SFC 992 52 4.4 1.0 79 3.4 2.9 20 13 278.2 278.9 276.5 289.6 4.14 2 925 607 -0.7 -0.8 99 0.1 -0.7 20 33 278.6 279.3 276.3 289.4 3.90 3 916 685 -1.1 -1.3 99 0.2 -1.2 21 33 279.0 279.6 276.4 289.5 3.79 4 878 1024 0.2 -5.8 64 6.0 -2.1 23 31 283.7 284.2 277.6 291.8 2.82 5 850 1284 0.0 -6.0 64 6.0 -2.3 25 30 286.1 286.6 278.8 294.4 2.87 6 818 1591 -0.7 -5.7 69 5.0 -2.7 17 26 288.6 289.1 280.2 297.5 3.05 7 700 2816 -8.9 -12.5 75 3.6 -10.1 345 9 292.6 293.0 280.8 298.9 2.09 8 630 3622 -14.7 -16.7 85 2.0 -15.2 345 12 295.0 295.3 281.3 300.0 1.64 9 585 4179 -17.9 -23.9 59 6.0 -19.1 345 15 297.5 297.7 281.5 300.6 0.95 10 562 4477 -20.1 -27.1 54 7.0 -21.4 345 16 298.4 298.5 281.7 300.8 0.74 11 500 5330 -27.5 -31.6 68 4.1 -28.0 345 20 299.5 299.6 281.9 301.3 0.54 12 432 6364 -36.1 -38.5 78 2.4 -36.3 355 23 301.4 301.4 282.4 302.5 0.32 13 428 6429 -34.5 -39.5 60 5.0 -34.9 355 23 304.2 304.3 283.5 305.2 0.29 14 400 6900 -37.1 -41.9 61 4.8 -37.5 360 24 306.8 306.8 284.4 307.6 0.24 15 393 7022 -38.1 -45.1 48 7.0 -38.5 1 24 307.0 307.1 284.4 307.6 0.17 16 375 7344 -39.7 -47.7 42 8.0 -40.1 3 23 309.0 309.1 285.1 309.5 0.14 17 302 8787 -51.9 -55.0 69 3.1 -52.0 15 19 311.6 311.6 286.0 311.9 0.07 18 300 8830 -52.1 -55.4 67 3.3 -52.2 15 19 311.9 311.9 286.1 312.2 0.07 19 296 8917 -52.3 -54.8 74 2.5 -52.4 12 21 312.8 312.8 286.4 313.1 0.08 20 286 9138 -53.3 -56.5 68 3.2 -53.4 5 26 314.5 314.5 287.0 314.7 0.06 21 270 9511 -48.9 -73.9 4 25.0 -49.3 359 28 326.1 326.1 290.6 326.1 0.01 22 250 10020 -45.1 -76.1 2 31.0 -45.7 350 30 339.0 339.0 294.1 339.0 0.00 23 242 10239 -41.5 -76.5 1 35.0 -42.5 348 30 347.6 347.6 296.1 347.6 0.00 24 202 11454 -46.5 -80.5 1 34.0 -47.2 336 31 358.1 358.1 298.3 358.1 0.00 25 200 11520 -46.3 -80.3 1 34.0 -47.0 335 31 359.5 359.5 298.6 359.5 0.00 26 184 12079 -41.5 -79.5 1 38.0 -42.8 335 26 375.9 375.9 301.6 375.9 0.00 27 150 13450 -45.5 -81.5 1 36.0 -46.5 335 13 391.7 391.7 304.0 391.7 0.00 28 133 14250 -47.7 -82.7 1 35.0 -48.6 329 12 401.4 401.4 305.4 401.5 0.00 29 128 14506 -43.3 -81.3 1 38.0 -44.7 327 12 413.8 413.8 307.0 413.8 0.00 30 112 15398 -47.3 -83.3 1 36.0 -48.4 321 12 422.4 422.4 308.0 422.4 0.00 31 100 16150 -46.5 -83.5 1 37.0 -47.9 315 11 437.9 437.9 309.7 437.9 0.00 32 92 16703 -46.7 -82.7 1 36.0 -48.1 448.1 448.1 310.7 448.1 0.00 TRP 286 9138 -53.3 -56.5 68 3.2 -53.4 5 26 314.5 314.5 287.0 314.7 0.06 WND Sounding variables and indices 1000-500 mb thick: 5352.00 m Freezing level: 934.20 mb = 530.82 m = 1741.53 ft Freezing level: 883.85 mb = 971.99 m = 3188.91 ft Freezing level: 850.00 mb = 1284.00 m = 4212.55 ft Wetbulb zero: 938.68 mb = 490.45 m = 1609.08 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 72.39 % Est. max temperature: 12.93 C = 55.28 F Sfc-Lift cond lev (LCL): 941.27 mb = 468.58 m = 1537.33 ft T: 0.57 C 700-500 lapse rate: 7.40 C/km ThetaE index: 0.23 C Layer 925.0- 916.0 mb Conv cond level (CCL): 917.69 mb = 670.41 m = 2199.48 ft Mean mixing ratio: 3.87 g/kg Conv temperature: 5.10 C = 41.18 F Cap Strength: 9.06 C Lifted Index: 8.98 C Risk: None Lifted Index @300 mb: 15.85 C Lifted Index @700 mb: 6.96 C Showalter Index: 5.41 C Risk: None Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 21.50 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 80.00 Risk: None Energy Index: 1.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.22 J/kg Max Up Vert Vel: 4.74 m/s Conv Inhibition (B-): 20028.77 J/kg Cap Strength: 9.04 C Lift Cond Lev (LCL): 916.92 mb = 677.13 m = 2221.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 34 at 14 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 ---------------------------------------------------------- 0 992 52 20 13 -4.4 -12.2 | 274 4 3.5 -0.3 1 925 607 20 33 -11.3 -31.0 | 10 19 -3.3 -19.1 2 850 1284 25 30 -12.7 -27.2 | 17 16 -4.7 -15.2 3 700 2816 345 9 2.3 -8.7 | 252 11 10.3 3.2 4 500 5330 345 20 5.2 -19.3 | 299 15 13.1 -7.4 5 400 6900 360 24 -0.0 -24.0 | 327 14 8.0 -12.1 6 300 8830 15 19 -4.9 -18.4 | 335 7 3.0 -6.4 7 286 9138 5 26 -2.3 -25.9 | 338 15 5.7 -14.0 8 250 10020 350 30 5.2 -29.5 | 323 22 13.2 -17.6 9 200 11520 335 31 13.1 -28.1 | 307 27 21.1 -16.2 10 150 13450 335 13 5.5 -11.8 | 269 13 13.5 0.2 11 100 16150 315 11 7.8 -7.8 | 255 16 15.7 4.2 Wind Parameters Mean winds (0-6000m): 3.7 at 19.1 knts Storm direction: 33.7 at 14.4 knts Shear (0-3000m) pos: 0.3 neg: 1.5 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): -16.5 deg Storm rel helicity (0-3000m) pos: 30.4 neg: -67.6 tot: -37.2 m^2/s^2 ave: -12.4 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.02 Bulk Shear: 5.56 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 20 22 357 9| 0.0 18.5 18.5| 16.2 0.0 16.2 32.3 0.51| 18.8 9.5 1000 21 27 7 13| 0.9 9.3 10.2| 25.0 0.0 25.0 25.0 0.50| 11.5 5.7 1500 22 28 9 14| 0.6 4.7 5.3| 27.9 -15.4 12.5 8.3 0.27| 9.8 2.7 2000 20 27 5 13| 0.5 2.3 2.8| 27.9 -38.7 -10.8 -5.4 -0.00| 9.6 -0.0 2500 19 24 360 11| 0.4 1.6 2.0| 27.9 -58.0 -30.1 -12.1 -0.18| 9.3 -1.6 3000 18 22 353 9| 0.3 1.5 1.8| 30.4 -67.6 -37.2 -12.4 -0.21| 8.5 -1.8 4000 13 20 334 8| 0.2 1.3 1.5| 42.9 -67.6 -24.7 -6.2 -0.12| 7.0 -0.8 5000 8 19 321 9| 0.2 1.3 1.5| 55.3 -67.6 -12.3 -2.5 -0.05| 6.0 -0.3 6000 4 19 317 10| 0.4 1.1 1.5| 71.0 -67.6 3.4 0.6 0.02| 5.4 0.1 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20250604.23.gif