UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101211.upa.cvt Date: 1100Z 12 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:1100Z 12 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 ------------------------------------------------------------------------------- SFC 1013 52 9.8 8.1 89 1.7 8.9 245 2 281.9 283.1 281.4 300.3 6.69 1 1000 144 8.0 5.5 84 2.5 6.8 250 5 281.1 282.1 279.9 296.7 5.66 2 981 302 6.6 4.7 88 1.9 5.6 249 8 281.3 282.2 279.7 296.3 5.46 3 933 713 4.6 3.9 95 0.7 4.2 246 16 283.3 284.2 280.6 298.4 5.42 4 925 783 5.0 2.9 86 2.1 4.0 245 17 284.4 285.3 280.8 298.7 5.10 5 900 1006 3.2 3.1 99 0.1 3.1 237 21 284.8 285.7 281.2 299.7 5.31 6 870 1282 4.6 4.6 100 0.0 4.6 227 25 289.0 290.1 284.0 306.4 6.12 7 868 1301 4.6 4.6 100 0.0 4.6 226 25 289.2 290.3 284.1 306.7 6.13 8 850 1472 3.8 3.8 100 0.0 3.8 220 28 290.1 291.2 284.2 307.0 5.92 9 790 2067 3.6 2.2 91 1.4 2.9 218 33 296.1 297.1 286.3 312.7 5.68 10 700 3040 -2.1 -3.3 91 1.2 -2.6 215 41 300.2 300.9 286.4 313.1 4.28 11 683 3235 -3.1 -4.4 91 1.3 -3.7 215 42 301.2 301.9 286.5 313.4 4.04 12 656 3553 -4.7 -8.2 76 3.5 -6.1 216 43 302.9 303.4 286.2 312.5 3.14 13 647 3661 -4.3 -9.3 68 5.0 -6.2 216 43 304.5 305.0 286.6 313.6 2.92 14 620 3996 -5.3 -15.3 45 10.0 -8.7 217 45 307.1 307.4 286.4 313.1 1.88 15 538 5093 -12.9 -15.7 79 2.8 -13.8 219 49 310.7 311.1 287.9 317.5 2.09 16 529 5222 -13.5 -17.2 74 3.7 -14.6 219 49 311.5 311.9 288.0 317.6 1.88 17 520 5352 -13.1 -20.1 56 7.0 -15.1 219 50 313.5 313.8 288.2 318.5 1.49 18 500 5650 -15.1 -21.1 60 6.0 -16.7 220 51 314.6 314.9 288.5 319.4 1.42 19 473 6068 -18.7 -23.3 67 4.6 -19.8 222 51 315.2 315.4 288.5 319.4 1.24 20 439 6621 -22.5 -31.5 44 9.0 -24.1 226 52 317.2 317.3 288.5 319.4 0.63 21 422 6911 -23.7 -31.7 48 8.0 -25.1 228 52 319.3 319.4 289.2 321.5 0.64 22 400 7300 -27.3 -31.7 66 4.4 -28.0 230 52 319.5 319.6 289.3 321.9 0.67 23 384 7591 -30.1 -32.0 83 1.9 -30.4 230 54 319.6 319.7 289.3 322.0 0.68 24 376 7740 -31.1 -36.0 62 4.9 -31.7 230 55 320.2 320.3 289.3 321.9 0.47 25 336 8527 -36.3 -43.3 48 7.0 -36.9 230 60 323.5 323.6 290.1 324.5 0.25 26 300 9300 -42.7 -47.2 61 4.5 -43.0 230 66 325.2 325.2 290.5 325.9 0.18 27 278 9812 -46.9 -50.0 70 3.1 -47.0 234 70 326.3 326.3 290.8 326.8 0.14 28 250 10510 -52.9 -58.9 48 6.0 -53.1 240 75 327.4 327.4 291.0 327.6 0.05 29 246 10613 -53.7 -60.7 42 7.0 -53.8 239 76 327.7 327.7 291.1 327.9 0.04 30 230 11041 -57.3 -61.5 59 4.2 -57.4 234 79 328.6 328.6 291.4 328.8 0.04 31 218 11376 -59.5 -64.0 56 4.4 -59.6 230 81 330.2 330.3 291.8 330.4 0.03 32 204 11788 -62.3 -67.0 53 4.7 -62.4 230 75 332.2 332.2 292.3 332.3 0.02 33 200 11910 -60.5 -68.5 34 8.0 -60.6 230 76 337.0 337.0 293.6 337.0 0.02 34 194 12099 -58.9 -72.9 15 14.0 -59.0 229 74 342.5 342.5 294.9 342.5 0.01 35 167 13043 -55.3 -81.3 3 26.0 -55.6 224 62 363.5 363.5 299.4 363.5 0.00 36 150 13720 -58.5 -82.5 3 24.0 -58.7 220 54 369.3 369.3 300.4 369.3 0.00 37 126 14822 -59.5 -84.5 2 25.0 -59.7 226 42 386.4 386.4 303.2 386.4 0.00 38 100 16280 -58.7 -85.7 2 27.0 -59.0 235 26 414.3 414.3 307.0 414.3 0.00 39 70 18510 -58.7 -87.7 1 29.0 -59.2 240 16 458.8 458.8 311.7 458.8 0.00 40 50 20610 -60.7 -88.7 1 28.0 -61.2 255 15 500.4 500.4 315.0 500.5 0.00 41 30 23780 -61.5 -89.5 1 28.0 -62.3 220 12 577.0 577.0 319.5 577.0 0.00 42 26 24673 -59.3 -89.3 1 30.0 -60.4 238 11 607.3 607.3 320.9 607.4 0.01 43 21 25999 -63.3 -90.3 1 27.0 -64.1 264 9 633.5 633.5 322.0 633.5 0.01 44 20 26300 -61.7 -90.7 1 29.0 -62.8 270 9 647.3 647.3 322.6 647.3 0.01 45 16 27688 -59.1 -89.1 1 30.0 -60.9 270 12 698.5 698.5 324.4 698.5 0.01 46 14 28517 -62.5 -90.5 1 28.0 -63.8 270 14 714.1 714.1 324.8 714.2 0.01 47 10 30610 -58.5 -88.5 1 30.0 -61.2 270 18 801.2 801.2 327.3 801.3 0.02 48 6.3 33508 -59.5 -87.5 1 28.0 -62.9 910.1 910.1 329.6 910.4 0.03 TRP 204 11788 -62.3 -67.0 53 4.7 -62.4 230 75 332.2 332.2 292.3 332.3 0.02 WND 218 11376 -59.5 -64.0 56 4.4 -59.6 230 81 330.2 330.3 291.8 330.4 0.03 Sounding variables and indices 1000-500 mb thick: 5506.00 m Freezing level: 733.16 mb = 2681.61 m = 8797.82 ft Wetbulb zero: 743.01 mb = 2560.40 m = 8400.17 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 80.60 % Est. max temperature: 17.40 C = 63.31 F Sfc-Lift cond lev (LCL): 987.20 mb = 250.13 m = 820.62 ft T: 7.06 C 700-500 lapse rate: 4.98 C/km ThetaE index: 3.95 C Layer 1000.0- 933.0 mb Conv cond level (CCL): 906.64 mb = 946.40 m = 3104.93 ft Mean mixing ratio: 5.50 g/kg Conv temperature: 12.61 C = 54.70 F Cap Strength: 15.06 C Lifted Index: 15.52 C Risk: None Lifted Index @300 mb: 19.57 C Lifted Index @700 mb: 8.69 C Showalter Index: 9.08 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 18.90 C Cross Totals Index: 18.90 C K Index: 21.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 152.60 Risk: None Energy Index: 2.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.35 J/kg Max Up Vert Vel: 4.97 m/s Conv Inhibition (B-): 70741.59 J/kg Cap Strength: 15.32 C Lift Cond Lev (LCL): 938.37 mb = 665.69 m = 2183.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 250 at 27 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 1013 52 245 2 1.8 0.8 | 70 25 -23.8 -8.7 1 1000 144 250 5 4.7 1.7 | 70 22 -20.9 -7.8 2 925 783 245 17 15.4 7.2 | 77 10 -10.2 -2.3 3 850 1472 220 28 18.0 21.4 | 147 14 -7.6 11.9 4 700 3040 215 41 23.5 33.6 | 175 24 -2.1 24.1 5 500 5650 220 51 32.8 39.1 | 194 30 7.2 29.5 6 400 7300 230 52 39.8 33.4 | 211 28 14.2 23.9 7 300 9300 230 66 50.6 42.4 | 217 41 25.0 32.9 8 250 10510 240 75 65.0 37.5 | 235 48 39.3 28.0 9 218 11376 230 81 62.0 52.1 | 221 56 36.4 42.5 10 204 11788 230 75 57.5 48.2 | 219 50 31.9 38.7 11 200 11910 230 76 58.2 48.9 | 220 51 32.6 39.3 12 150 13720 220 54 34.7 41.4 | 196 33 9.1 31.8 13 100 16280 235 26 21.3 14.9 | 141 7 -4.3 5.4 14 70 18510 240 16 13.9 8.0 | 83 12 -11.7 -1.5 15 50 20610 255 15 14.5 3.9 | 63 12 -11.1 -5.6 16 30 23780 220 12 7.7 9.2 | 89 18 -17.9 -0.3 17 20 26300 270 9 9.0 -0.0 | 60 19 -16.6 -9.5 18 10 30610 270 18 18.0 -0.0 | 39 12 -7.6 -9.5 Wind Parameters Mean winds (0-6000m): 219.6 at 36.4 knts Storm direction: 249.6 at 27.3 knts Shear (0-3000m) pos: 1.8 neg: 5.3 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 105.2 deg Storm rel helicity (0-3000m) pos: 78.5 neg: -1.1 tot: 77.3 m^2/s^2 ave: 25.8 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 117.81 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 ------------------------------------------------------------------------------- 500 248 8 70 20| 11.0 0.0 11.0| 3.5 -1.1 2.3 4.7 0.05| 11.0 0.6 1000 244 12 75 15| 5.5 4.8 10.2| 18.9 -1.1 17.8 17.8 0.32| 10.5 3.4 1500 234 17 92 12| 3.7 6.3 9.9| 39.9 -1.1 38.8 25.9 0.46| 10.4 4.8 2000 228 20 110 11| 2.7 5.8 8.5| 53.6 -1.1 52.4 26.2 0.50| 8.9 4.5 2500 225 23 126 12| 2.2 5.5 7.7| 66.5 -1.1 65.4 26.1 0.52| 8.0 4.1 3000 222 26 139 13| 1.8 5.3 7.1| 78.5 -1.1 77.3 25.8 0.51| 7.4 3.8 4000 220 30 154 15| 1.9 4.0 5.9|101.5 -1.1 100.4 25.1 0.54| 6.1 3.3 5000 219 33 165 17| 1.9 3.2 5.1|125.8 -1.1 124.7 24.9 0.56| 5.3 3.0 6000 220 36 173 19| 1.9 2.7 4.6|157.5 -1.1 156.3 26.1 0.59| 4.8 2.8 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251012.11.gif