UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100611.upa.cvt Date: 1100Z 6 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:1100Z 6 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 -133 SFC 979 52 2.4 -0.3 82 2.7 1.3 220 11 277.2 277.9 275.5 287.7 3.82 2 931 447 1.0 -1.2 85 2.2 0.1 224 17 279.8 280.5 276.8 290.3 3.76 3 925 498 2.0 -2.9 70 4.9 0.0 225 18 281.4 281.9 277.0 290.7 3.33 4 850 1173 -3.3 -6.6 78 3.3 -4.5 205 27 282.7 283.2 276.9 290.5 2.74 5 792 1727 -7.7 -10.4 81 2.7 -8.5 201 23 283.8 284.1 276.7 290.1 2.18 6 725 2409 -12.1 -12.6 96 0.5 -12.2 197 19 286.2 286.5 277.7 292.1 2.00 7 700 2677 -13.7 -14.8 91 1.1 -14.0 195 17 287.3 287.6 277.9 292.5 1.73 8 659 3134 -16.7 -19.8 77 3.1 -17.4 199 22 288.9 289.1 277.9 292.6 1.21 9 644 3307 -17.5 -29.5 34 12.0 -19.4 200 24 289.9 290.0 277.4 291.6 0.52 10 596 3884 -20.9 -42.9 12 22.0 -23.1 205 30 292.5 292.5 278.2 293.0 0.15 11 575 4149 -20.5 -51.5 4 31.0 -23.1 207 33 296.0 296.0 279.6 296.2 0.06 12 500 5170 -27.9 -47.9 13 20.0 -29.4 215 44 299.0 299.0 281.1 299.4 0.10 13 473 5564 -30.3 -51.3 11 21.0 -31.6 216 59 300.8 300.8 281.8 301.1 0.07 14 446 5980 -30.9 -56.9 6 26.0 -32.3 218 74 305.2 305.2 283.5 305.3 0.04 15 423 6354 -30.5 -59.5 4 29.0 -32.0 219 88 310.3 310.4 285.5 310.5 0.03 16 420 6404 -29.1 -61.1 3 32.0 -30.9 219 90 312.8 312.8 286.4 312.9 0.02 17 400 6750 -30.7 -60.7 4 30.0 -32.3 220 103 315.1 315.1 287.2 315.2 0.03 18 331 8076 -37.4 -66.0 3 28.7 -38.4 220 129 323.5 323.5 289.8 323.6 0.02 19 301 8727 -40.7 -68.7 3 28.0 -41.5 220 107 327.7 327.7 291.0 327.7 0.01 20 300 8750 -40.5 -68.5 3 28.0 -41.3 220 106 328.3 328.3 291.2 328.3 0.01 21 270 9471 -38.3 -73.3 1 35.0 -39.5 220 83 341.5 341.5 294.7 341.6 0.01 22 250 10000 -38.7 -75.7 1 37.0 -39.9 220 66 348.5 348.5 296.3 348.6 0.01 23 212 11126 -42.7 -77.7 1 35.0 -43.7 220 67 359.1 359.1 298.5 359.1 0.00 24 200 11520 -42.5 -78.5 1 36.0 -43.6 220 68 365.5 365.5 299.8 365.5 0.00 25 163 12895 -42.9 -79.9 1 37.0 -44.1 220 64 386.8 386.8 303.3 386.8 0.00 26 150 13450 -45.3 -81.3 1 36.0 -46.3 220 62 392.0 392.0 304.1 392.0 0.00 27 123 14770 -49.3 -83.3 1 34.0 -50.1 222 52 407.6 407.6 306.2 407.6 0.00 28 100 16130 -50.3 -84.3 1 34.0 -51.2 225 41 430.5 430.5 308.9 430.6 0.00 29 74 18073 -54.1 -86.1 1 32.0 -54.9 225 34 461.3 461.3 311.9 461.3 0.00 30 70 18430 -52.3 -86.3 1 34.0 -53.3 225 33 472.5 472.5 312.8 472.5 0.00 31 68 18618 -50.5 -85.5 1 35.0 -51.8 228 32 480.3 480.3 313.5 480.3 0.00 32 59 19529 -56.9 -87.9 1 31.0 -57.6 243 24 485.8 485.8 313.9 485.9 0.00 33 53 20210 -55.5 -87.5 1 32.0 -56.4 254 19 504.2 504.2 315.2 504.2 0.00 34 50 20580 -56.7 -87.7 1 31.0 -57.5 260 16 509.9 509.9 315.7 509.9 0.00 35 44 21386 -59.1 -88.1 1 29.0 -59.8 263 14 523.0 523.0 316.5 523.0 0.00 36 35 22826 -57.7 -88.7 1 31.0 -58.7 267 11 562.0 562.0 318.8 562.0 0.00 37 33 23195 -60.3 -89.3 1 29.0 -61.1 268 10 564.6 564.7 318.9 564.7 0.00 38 30 23790 -59.7 -89.7 1 30.0 -60.6 270 9 581.9 581.9 319.8 581.9 0.00 39 28 24221 -59.1 -89.1 1 30.0 -60.2 267 11 595.2 595.2 320.4 595.2 0.00 40 22 25728 -59.3 -89.3 1 30.0 -60.6 255 17 637.1 637.1 322.2 637.1 0.01 41 20 26320 -61.5 -89.5 1 28.0 -62.6 250 20 647.9 647.9 322.6 648.0 0.01 42 19 26637 -62.5 -90.5 1 28.0 -63.6 257 20 654.4 654.4 322.9 654.4 0.01 43 15 28100 -60.3 -89.3 1 29.0 -61.9 287 22 707.5 707.5 324.7 707.5 0.01 44 14 28527 -63.1 -91.1 1 28.0 -64.4 296 23 712.1 712.1 324.8 712.1 0.01 45 13 28985 -60.3 -90.3 1 30.0 -62.1 306 24 737.0 737.0 325.6 737.1 0.01 46 10 30610 -62.5 -90.5 1 28.0 -64.3 340 26 786.3 786.3 326.9 786.3 0.01 47 9.7 30797 -63.7 -90.7 1 27.0 -65.3 788.6 788.6 327.0 788.7 0.01 48 8.6 31548 -56.7 -88.7 1 32.0 -60.2 843.5 843.5 328.2 843.7 0.02 49 7.8 32166 -57.5 -88.5 1 31.0 -61.0 864.2 864.2 328.7 864.4 0.02 50 6.9 32948 -53.5 -87.5 1 34.0 -58.8 911.6 911.6 329.7 911.9 0.03 51 6.6 33233 -53.9 -86.9 1 33.0 -59.2 921.6 921.6 329.8 921.9 0.03 TRP 301 8727 -40.7 -68.7 3 28.0 -41.5 220 107 327.7 327.7 291.0 327.7 0.01 WND 331 8076 -37.4 -66.0 3 28.7 -38.4 220 129 323.5 323.5 289.8 323.6 0.02 Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 896.70 mb = 752.72 m = 2469.51 ft Wetbulb zero: 924.67 mb = 500.84 m = 1643.15 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 55.59 % Est. max temperature: 8.21 C = 46.78 F Sfc-Lift cond lev (LCL): 938.79 mb = 381.65 m = 1252.12 ft T: 1.23 C 700-500 lapse rate: 5.70 C/km ThetaE index: 0.65 C Layer 850.0- 725.0 mb Conv cond level (CCL): 846.38 mb = 1206.53 m = 3958.37 ft Mean mixing ratio: 3.47 g/kg Conv temperature: 7.89 C = 46.21 F Cap Strength: 7.05 C Lifted Index: 8.41 C Risk: None Lifted Index @300 mb: 27.27 C Lifted Index @700 mb: 1.98 C Showalter Index: 7.94 C Risk: None Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 21.30 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 144.71 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.19 J/kg Max Up Vert Vel: 6.81 m/s Conv Inhibition (B-): 73567.74 J/kg Cap Strength: 8.19 C Lift Cond Lev (LCL): 879.68 mb = 898.99 m = 2949.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 241 at 23 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 ---------------------------------------------------------- 0 979 52 220 11 7.1 8.4 | 78 13 -13.2 -2.8 1 925 498 225 18 12.7 12.7 | 101 8 -7.5 1.5 2 850 1173 205 27 11.4 24.5 | 146 16 -8.8 13.2 3 700 2677 195 17 4.4 16.4 | 108 17 -15.8 5.2 4 500 5170 215 44 25.2 36.0 | 191 25 5.0 24.8 5 400 6750 220 103 66.2 78.9 | 214 82 46.0 67.6 6 331 8076 220 129 82.9 98.8 | 216 108 62.7 87.5 7 301 8727 220 107 68.8 82.0 | 214 86 48.5 70.7 8 300 8750 220 106 68.1 81.2 | 214 85 47.9 69.9 9 250 10000 220 66 42.4 50.6 | 209 45 22.2 39.3 10 200 11520 220 68 43.7 52.1 | 210 47 23.5 40.8 11 150 13450 220 62 39.9 47.5 | 208 41 19.6 36.2 12 100 16130 225 41 29.0 29.0 | 206 20 8.7 17.7 13 70 18430 225 33 23.3 23.3 | 194 12 3.1 12.1 14 50 20580 260 16 15.8 2.8 | 28 10 -4.5 -8.5 15 30 23790 270 9 9.0 -0.0 | 45 16 -11.2 -11.3 16 20 26320 250 20 18.8 6.8 | 18 5 -1.5 -4.4 17 10 30610 340 26 8.9 -24.4 | 18 37 -11.4 -35.7 Wind Parameters Mean winds (0-6000m): 210.9 at 30.9 knts Storm direction: 240.9 at 23.2 knts Shear (0-3000m) pos: 1.9 neg: 1.5 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 44.7 deg Storm rel helicity (0-3000m) pos: 47.7 neg: -43.8 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.63 Bulk Shear: 36.68 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 ------------------------------------------------------------------------------- 500 223 15 88 10| 8.0 0.0 8.0| 13.0 0.0 13.0 26.0 0.63| 8.1 5.1 1000 218 18 110 9| 4.0 4.5 8.5| 28.2 0.0 28.2 28.2 0.66| 8.6 5.6 1500 212 21 125 11| 2.7 3.3 6.0| 30.4 -11.1 19.3 12.9 0.42| 7.3 3.0 2000 209 21 127 12| 2.0 2.2 4.2| 30.4 -26.0 4.4 2.2 0.21| 6.4 1.4 2500 207 21 125 13| 1.6 1.8 3.4| 30.4 -40.8 -10.4 -4.2 0.06| 5.8 0.4 3000 206 21 123 13| 1.9 1.5 3.4| 47.7 -43.8 3.9 1.3 0.15| 5.7 0.9 4000 205 22 129 14| 2.9 1.1 4.0| 97.9 -43.8 54.2 13.5 0.37| 5.7 2.1 5000 208 25 143 14| 3.5 0.9 4.4|156.3 -43.8 112.6 22.5 0.47| 5.8 2.8 6000 211 31 164 16| 5.9 0.8 6.6|279.7 -43.8 235.9 39.3 0.43| 7.8 3.3 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251006.11.gif