UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025113023.upa.cvt Date: 2300Z 30 NOV 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 30 NOV 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 -156 SFC 976 52 3.6 -1.4 70 5.0 1.5 80 13 278.7 279.3 275.9 288.5 3.53 2 925 475 0.8 -3.9 71 4.7 -1.0 85 55 280.1 280.7 276.0 288.8 3.09 3 850 1151 -2.5 -5.3 81 2.8 -3.6 110 62 283.5 284.0 277.7 292.2 3.03 4 726 2387 -9.7 -10.5 94 0.8 -9.9 102 38 288.7 289.1 279.4 295.7 2.36 5 701 2658 -10.7 -13.5 80 2.8 -11.5 100 32 290.5 290.9 279.7 296.3 1.92 6 700 2669 -10.9 -13.7 80 2.8 -11.7 100 32 290.4 290.7 279.6 296.1 1.89 7 541 4593 -26.3 -28.0 86 1.7 -26.6 89 40 294.3 294.4 279.8 296.5 0.71 8 500 5160 -29.5 -32.6 74 3.1 -29.9 85 43 297.1 297.2 280.8 298.7 0.49 9 465 5673 -32.7 -36.7 67 4.0 -33.1 96 42 299.3 299.4 281.5 300.5 0.35 10 400 6710 -42.1 -49.1 46 7.0 -42.4 120 40 300.3 300.3 281.6 300.7 0.11 11 399 6727 -42.3 -49.3 46 7.0 -42.6 120 40 300.2 300.2 281.6 300.6 0.11 12 339 7805 -52.5 -55.6 69 3.1 -52.6 126 34 300.7 300.7 281.7 300.9 0.06 13 329 7999 -53.3 -57.8 58 4.5 -53.4 127 33 302.1 302.1 282.3 302.3 0.05 14 300 8590 -55.7 -64.7 32 9.0 -55.8 130 30 306.8 306.8 284.1 306.9 0.02 15 290 8804 -55.9 -67.9 21 12.0 -56.1 128 34 309.5 309.5 285.2 309.6 0.01 16 289 8826 -54.7 -68.7 16 14.0 -54.9 128 34 311.6 311.6 285.9 311.6 0.01 17 268 9302 -58.1 -68.1 27 10.0 -58.2 125 43 313.4 313.4 286.5 313.5 0.01 18 250 9740 -55.1 -74.1 8 19.0 -55.3 135 23 324.1 324.2 290.0 324.2 0.01 19 241 9975 -54.1 -76.1 5 22.0 -54.4 141 22 329.1 329.1 291.5 329.1 0.01 20 206 10981 -55.1 -81.1 3 26.0 -55.4 165 19 342.6 342.6 295.0 342.6 0.00 21 200 11170 -54.9 -81.9 2 27.0 -55.2 170 18 345.8 345.8 295.7 345.8 0.00 22 173 12103 -51.1 -82.1 1 31.0 -51.6 185 15 366.7 366.8 300.0 366.8 0.00 23 152 12936 -55.3 -83.3 2 28.0 -55.6 199 12 373.4 373.4 301.2 373.4 0.00 24 150 13020 -55.3 -84.3 2 29.0 -55.6 200 12 374.8 374.8 301.4 374.8 0.00 25 121 14396 -52.7 -84.7 1 32.0 -53.3 213 17 403.3 403.3 305.6 403.3 0.00 26 106 15241 -56.9 -85.9 1 29.0 -57.3 221 20 410.9 410.9 306.6 410.9 0.00 27 100 15610 -56.5 -86.5 1 30.0 -56.9 225 21 418.6 418.6 307.6 418.6 0.00 28 70 17850 -60.5 -88.5 1 28.0 -60.9 240 16 455.0 455.0 311.3 455.0 0.00 29 67 18123 -60.9 -88.9 1 28.0 -61.3 241 18 459.8 459.8 311.8 459.8 0.00 30 53 19559 -67.3 -90.3 2 23.0 -67.5 248 28 476.9 476.9 313.2 476.9 0.00 31 50 19910 -67.9 -90.9 2 23.0 -68.1 250 31 483.5 483.5 313.7 483.5 0.00 32 30 22920 -76.1 -93.1 5 17.0 -76.2 250 37 537.2 537.2 317.3 537.2 0.00 33 26 23738 -78.1 -94.1 6 16.0 -78.2 261 34 553.9 553.9 318.3 554.0 0.00 34 22 24694 -76.1 -93.1 5 17.0 -76.2 273 31 587.0 587.0 320.0 587.0 0.00 35 20 25240 -77.7 -93.7 6 16.0 -77.8 280 29 598.3 598.3 320.5 598.3 0.00 36 19 25533 -78.7 -94.7 6 16.0 -78.8 604.1 604.1 320.8 604.1 0.00 TRP 268 9302 -58.1 -68.1 27 10.0 -58.2 125 43 313.4 313.4 286.5 313.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5316.00 m Freezing level: 906.82 mb = 638.88 m = 2096.03 ft Wetbulb zero: 945.95 mb = 298.50 m = 979.30 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 81.84 % Est. max temperature: 9.36 C = 48.84 F Sfc-Lift cond lev (LCL): 903.33 mb = 664.51 m = 2180.12 ft T: -0.13 C 700-500 lapse rate: 7.47 C/km ThetaE index: 0.19 C Layer 700.0- 541.0 mb Conv cond level (CCL): 796.23 mb = 1663.39 m = 5457.23 ft Mean mixing ratio: 3.19 g/kg Conv temperature: 10.56 C = 51.00 F Cap Strength: 5.50 C Lifted Index: 7.28 C Risk: None Lifted Index @300 mb: 12.48 C Lifted Index @700 mb: 5.19 C Showalter Index: 5.11 C Risk: None Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.00 C Cross Totals Index: 24.20 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 211.00 Risk: None Energy Index: 1.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.66 J/kg Max Up Vert Vel: 5.23 m/s Conv Inhibition (B-): 45434.33 J/kg Cap Strength: 7.18 C Lift Cond Lev (LCL): 862.46 mb = 1034.65 m = 3394.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 127 at 32 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 ---------------------------------------------------------- 0 976 52 80 13 -12.8 -2.3 | 329 25 12.8 -21.3 1 925 475 85 55 -54.8 -4.8 | 51 38 -29.2 -23.8 2 850 1151 110 62 -58.3 21.2 | 94 33 -32.7 2.2 3 700 2669 100 32 -31.5 5.6 | 24 15 -5.9 -13.5 4 500 5160 85 43 -42.8 -3.7 | 37 29 -17.2 -22.8 5 400 6710 120 40 -34.6 20.0 | 96 9 -9.0 0.9 6 300 8590 130 30 -23.0 19.3 | 265 3 2.6 0.2 7 268 9302 125 43 -35.2 24.7 | 120 11 -9.6 5.6 8 250 9740 135 23 -16.3 16.3 | 287 10 9.3 -2.8 9 200 11170 170 18 -3.1 17.7 | 273 23 22.5 -1.3 10 150 13020 200 12 4.1 11.3 | 285 31 29.7 -7.8 11 100 15610 225 21 14.8 14.8 | 276 41 40.5 -4.2 12 70 17850 240 16 13.9 8.0 | 286 41 39.5 -11.1 13 50 19910 250 31 29.1 10.6 | 279 55 54.7 -8.5 14 30 22920 250 37 34.8 12.7 | 276 61 60.4 -6.4 15 20 25240 280 29 28.6 -5.0 | 294 59 54.2 -24.1 Wind Parameters Mean winds (0-6000m): 96.7 at 42.6 knts Storm direction: 126.7 at 31.9 knts Shear (0-3000m) pos: 7.4 neg: 3.7 tot: 11.1 10-3/s Storm rel Dir Shear (0-3000m): 59.1 deg Storm rel helicity (0-3000m) pos: 497.1 neg: -133.1 tot: 364.0 m^2/s^2 ave: 121.3 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 17.3 stream: 6.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 1.04 Bulk Shear: 13.14 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 85 37 27 25| 44.2 0.0 44.2|283.6 0.0 283.6 567.1 0.90| 45.6 41.2 1000 92 48 52 28| 25.5 0.0 25.5|458.1 0.0 458.1 458.1 0.93| 32.9 30.5 1500 99 51 66 28| 14.7 0.0 14.7|493.2 -40.2 453.0 302.0 0.76| 26.2 19.9 2000 101 51 68 26| 11.0 2.6 13.7|493.2 -84.6 408.6 204.3 0.58| 22.3 13.0 2500 101 49 67 24| 8.8 4.2 13.0|493.2-125.0 368.2 147.3 0.43| 19.9 8.5 3000 101 46 63 22| 7.4 3.7 11.1|497.1-133.1 364.0 121.3 0.40| 17.3 6.9 4000 100 43 56 21| 5.5 2.6 8.1|507.9-133.1 374.9 93.7 0.40| 13.7 5.5 5000 97 43 51 22| 4.4 2.2 6.6|513.8-133.1 380.7 76.1 0.38| 11.6 4.5 6000 97 43 50 22| 4.2 1.8 6.0|565.6-133.1 432.6 72.1 0.41| 11.0 4.5 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251231.23.gif