UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042623.upa.cvt Date: 2300Z 26 APR 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 26 APR 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 27 135 9 SFC 998 52 7.2 5.3 88 1.9 6.2 135 9 280.5 281.5 279.5 295.9 5.59 2 932 604 3.0 3.0 100 0.0 3.0 153 21 281.8 282.6 279.5 295.9 5.09 3 925 664 2.6 2.5 99 0.1 2.5 155 22 282.0 282.8 279.4 295.7 4.95 4 850 1343 -2.3 -2.6 98 0.3 -2.4 145 23 283.7 284.4 278.7 294.2 3.71 5 762 2202 -8.1 -8.1 100 0.0 -8.1 153 22 286.5 287.0 278.8 294.4 2.72 6 748 2346 -8.3 -12.8 70 4.5 -9.6 155 22 287.8 288.1 278.3 293.4 1.91 7 743 2398 -8.1 -21.1 34 13.0 -11.2 155 22 288.6 288.7 277.4 291.5 0.95 8 732 2514 -8.7 -13.7 67 5.0 -10.2 157 22 289.1 289.4 278.9 294.5 1.81 9 706 2793 -10.1 -22.1 37 12.0 -12.9 159 22 290.6 290.8 278.4 293.5 0.92 10 700 2859 -10.5 -20.5 44 10.0 -12.9 160 22 290.9 291.0 278.7 294.2 1.07 11 671 3183 -12.9 -18.9 61 6.0 -14.4 159 22 291.7 291.9 279.4 295.6 1.28 12 655 3367 -14.3 -22.3 51 8.0 -16.0 158 21 292.1 292.3 279.2 295.2 0.98 13 653 3390 -14.3 -23.3 46 9.0 -16.2 158 21 292.4 292.6 279.2 295.2 0.90 14 642 3519 -14.7 -37.7 12 23.0 -17.9 157 21 293.4 293.4 278.7 294.2 0.23 15 615 3843 -16.9 -33.9 21 17.0 -19.4 156 21 294.5 294.5 279.4 295.6 0.35 16 597 4065 -18.9 -23.5 67 4.6 -19.8 155 21 294.7 294.8 280.3 297.7 0.96 17 524 5023 -26.3 -32.3 57 6.0 -27.1 151 19 297.0 297.1 280.7 298.6 0.48 18 509 5232 -27.9 -32.9 62 5.0 -28.5 151 19 297.5 297.6 280.9 299.1 0.47 19 500 5360 -29.1 -35.1 56 6.0 -29.7 150 19 297.6 297.6 280.8 298.9 0.39 20 495 5432 -29.5 -43.5 25 14.0 -30.6 150 19 297.9 298.0 280.7 298.5 0.16 21 419 6595 -40.1 -42.7 76 2.6 -40.2 154 25 298.9 298.9 281.1 299.6 0.21 22 407 6793 -41.9 -45.1 71 3.2 -42.1 155 25 299.0 299.1 281.2 299.6 0.17 23 400 6910 -42.7 -46.0 70 3.3 -42.9 155 26 299.5 299.5 281.3 300.0 0.15 24 367 7486 -47.1 -51.4 61 4.3 -47.3 161 26 301.1 301.1 282.0 301.4 0.09 25 353 7743 -49.3 -50.8 84 1.5 -49.3 164 26 301.5 301.5 282.1 301.9 0.10 26 326 8260 -53.5 -55.9 75 2.4 -53.5 170 26 302.7 302.7 282.5 302.9 0.06 27 318 8421 -51.1 -69.1 10 18.0 -51.4 177 24 308.1 308.1 284.7 308.2 0.01 28 300 8800 -50.9 -72.9 6 22.0 -51.2 195 19 313.6 313.6 286.6 313.6 0.01 29 250 9990 -48.1 -78.1 2 30.0 -48.6 175 18 334.6 334.6 292.9 334.6 0.00 30 231 10509 -46.9 -78.9 1 32.0 -47.5 179 20 344.0 344.0 295.3 344.0 0.00 31 200 11460 -46.5 -80.5 1 34.0 -47.2 185 25 359.1 359.1 298.5 359.2 0.00 32 176 12309 -45.5 -80.5 1 35.0 -46.4 183 20 374.2 374.2 301.3 374.2 0.00 33 150 13370 -47.1 -82.1 1 35.0 -48.0 180 14 388.9 388.9 303.6 388.9 0.00 34 100 16050 -50.1 -84.1 1 34.0 -51.0 185 12 430.9 430.9 308.9 430.9 0.00 35 70 18380 -51.5 -84.5 1 33.0 -52.6 165 11 474.2 474.2 313.0 474.2 0.00 36 50 20560 -51.7 -85.7 1 34.0 -53.1 195 3 521.6 521.6 316.4 521.7 0.01 37 30 23880 -50.9 -85.9 1 35.0 -53.3 65 7 605.9 605.9 320.9 605.9 0.01 38 22 25893 -52.3 -86.3 1 34.0 -54.9 54 11 657.9 657.9 323.0 658.0 0.01 39 20 26510 -51.7 -86.7 1 35.0 -54.7 50 12 677.9 677.9 323.7 678.0 0.01 40 11 30421 -47.9 -85.9 0 38.0 -53.9 818.1 818.1 327.7 818.3 0.02 TRP 326 8260 -53.5 -55.9 75 2.4 -53.5 170 26 302.7 302.7 282.5 302.9 0.06 WND Sounding variables and indices 1000-500 mb thick: 5333.00 m Freezing level: 885.20 mb = 1024.29 m = 3360.48 ft Wetbulb zero: 886.76 mb = 1003.01 m = 3290.69 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 69.91 % Est. max temperature: 10.48 C = 50.87 F Sfc-Lift cond lev (LCL): 969.38 mb = 286.59 m = 940.24 ft T: 5.41 C 700-500 lapse rate: 7.44 C/km ThetaE index: 2.88 C Layer 748.0- 732.0 mb Conv cond level (CCL): 934.58 mb = 581.42 m = 1907.52 ft Mean mixing ratio: 5.15 g/kg Conv temperature: 8.41 C = 47.14 F Cap Strength: 2.96 C Lifted Index: 2.87 C Risk: None Lifted Index @300 mb: 12.71 C Lifted Index @700 mb: 1.43 C Showalter Index: 3.99 C Risk: None Total Totals Index: 53.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 26.50 C K Index: 14.20 Risk: None Sweat Index: 151.00 Risk: None Energy Index: 0.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.94 J/kg Max Up Vert Vel: 9.05 m/s Conv Inhibition (B-): 0.27 J/kg Cap Strength: 2.93 C Lift Cond Lev (LCL): 937.47 mb = 556.54 m = 1825.91 ft Lev Free Conv (LFC): 922.47 mb = 686.03 m = 2250.73 ft Equ Level (EL): 742.47 mb = 2403.38 m = 7885.00 ft B at Equ Level: 39.50 J/kg Max Parcel Lev (MPL): 662.47 mb = 3280.58 m = 10762.94 ft Wind level data Storm motion: 183 at 16 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 52 135 9 -6.4 6.4 | 38 12 -7.2 -9.2 1 925 664 155 22 -9.3 19.9 | 114 11 -10.1 4.4 2 850 1343 145 23 -13.2 18.8 | 103 14 -14.0 3.3 3 700 2859 160 22 -7.5 20.7 | 122 10 -8.3 5.1 4 500 5360 150 19 -9.5 16.5 | 95 10 -10.3 0.9 5 400 6910 155 26 -11.0 23.6 | 124 14 -11.8 8.0 6 326 8260 170 26 -4.5 25.6 | 152 11 -5.3 10.1 7 300 8800 195 19 4.9 18.4 | 236 5 4.1 2.8 8 250 9990 175 18 -1.6 17.9 | 135 3 -2.4 2.4 9 200 11460 185 25 2.2 24.9 | 188 9 1.4 9.4 10 150 13370 180 14 0.0 14.0 | 28 2 -0.8 -1.5 11 100 16050 185 12 1.0 12.0 | 356 4 0.2 -3.6 12 70 18380 165 11 -2.8 10.6 | 37 6 -3.7 -4.9 13 50 20560 195 3 0.8 2.9 | 0 13 -0.0 -12.6 14 30 23880 65 7 -6.3 -3.0 | 21 20 -7.2 -18.5 15 20 26510 50 12 -9.2 -7.7 | 23 25 -10.0 -23.2 Wind Parameters Mean winds (0-6000m): 153.0 at 20.7 knts Storm direction: 183.0 at 15.6 knts Shear (0-3000m) pos: 2.1 neg: 0.6 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 81.5 deg Storm rel helicity (0-3000m) pos: 49.5 neg: -7.6 tot: 41.9 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.99 Bulk Shear: 5.85 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 ------------------------------------------------------------------------------- 500 148 14 68 9| 11.6 0.0 11.6| 30.9 0.0 30.9 61.8 0.98| 11.8 11.5 1000 151 18 91 10| 5.8 1.6 7.4| 37.5 -3.2 34.3 34.3 0.78| 8.3 6.5 1500 149 20 97 11| 3.9 1.2 5.1| 39.4 -6.7 32.7 21.8 0.65| 6.4 4.2 2000 149 20 100 11| 3.0 0.9 3.9| 43.7 -6.7 37.0 18.5 0.65| 5.3 3.4 2500 150 21 103 11| 2.5 0.7 3.2| 47.5 -6.7 40.8 16.3 0.65| 4.7 3.0 3000 152 21 106 11| 2.1 0.6 2.7| 49.5 -7.6 41.9 14.0 0.62| 4.1 2.6 4000 153 21 108 11| 1.6 0.5 2.1| 49.5 -12.5 37.0 9.2 0.50| 3.4 1.7 5000 153 21 107 11| 1.2 0.5 1.7| 49.5 -17.4 32.1 6.4 0.41| 2.9 1.2 6000 153 21 106 11| 1.2 0.4 1.7| 57.8 -18.8 39.0 6.5 0.43| 2.7 1.2 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20250426.23.gif