UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042011.upa.cvt Date: 1100Z 20 APR 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:1100Z 20 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 ------------------------------------------------------------------------------- SFC 1015 52 4.2 -4.8 52 9.0 0.8 35 6 276.2 276.6 273.2 283.5 2.63 1 1000 163 2.2 -5.8 55 8.0 -0.7 45 8 275.4 275.8 272.5 282.2 2.47 2 930 743 -3.1 -6.5 77 3.4 -4.3 152 5 275.7 276.1 272.7 282.7 2.52 3 925 786 -3.5 -6.7 78 3.2 -4.6 160 5 275.7 276.1 272.7 282.7 2.50 4 889 1098 -5.9 -9.7 74 3.8 -7.1 132 11 276.4 276.7 272.4 282.2 2.06 5 864 1321 -6.9 -14.9 53 8.0 -9.0 112 15 277.6 277.9 272.1 281.6 1.39 6 850 1449 -6.3 -18.3 38 12.0 -9.3 100 17 279.5 279.7 272.7 282.7 1.06 7 836 1579 -5.3 -25.3 19 20.0 -9.5 100 17 281.9 282.0 273.3 283.7 0.58 8 755 2370 -10.9 -24.9 31 14.0 -13.7 103 18 284.2 284.3 274.7 286.3 0.67 9 700 2949 -13.1 -31.1 21 18.0 -16.1 105 19 288.0 288.0 276.3 289.3 0.41 10 578 4384 -20.3 -43.3 11 23.0 -22.7 91 18 295.8 295.8 279.7 296.3 0.14 11 575 4422 -20.3 -38.3 18 18.0 -22.5 90 18 296.2 296.3 280.0 297.0 0.24 12 537 4924 -24.1 -32.1 48 8.0 -25.2 85 18 297.5 297.6 281.0 299.1 0.48 13 520 5157 -25.9 -33.9 47 8.0 -26.9 83 18 298.1 298.2 281.1 299.5 0.42 14 514 5241 -25.9 -48.9 10 23.0 -27.7 82 18 299.1 299.1 281.1 299.4 0.09 15 505 5368 -26.9 -40.9 25 14.0 -28.3 81 18 299.4 299.4 281.4 300.1 0.21 16 500 5440 -26.9 -45.9 15 19.0 -28.5 80 18 300.2 300.3 281.6 300.7 0.13 17 466 5946 -29.5 -50.5 11 21.0 -30.9 83 16 303.1 303.1 282.8 303.4 0.08 18 439 6370 -32.9 -50.9 15 18.0 -34.0 86 15 304.0 304.0 283.1 304.3 0.08 19 434 6451 -33.3 -44.3 32 11.0 -34.1 86 14 304.5 304.6 283.4 305.1 0.17 20 400 7020 -37.7 -48.7 31 11.0 -38.3 90 12 306.0 306.0 284.0 306.4 0.11 21 357 7791 -44.5 -53.5 36 9.0 -44.8 104 11 307.0 307.0 284.3 307.3 0.07 22 340 8115 -47.1 -52.0 57 4.9 -47.3 110 11 307.8 307.8 284.6 308.1 0.09 23 327 8372 -48.9 -55.9 44 7.0 -49.1 115 11 308.7 308.7 284.9 309.0 0.06 24 300 8930 -53.9 -57.8 62 3.9 -54.0 125 10 309.4 309.4 285.1 309.6 0.05 25 276 9462 -58.3 -61.1 70 2.8 -58.3 125 5 310.5 310.5 285.5 310.6 0.04 26 274 9507 -58.7 -62.5 61 3.8 -58.7 125 5 310.5 310.6 285.5 310.7 0.03 27 267 9671 -56.7 -69.7 18 13.0 -56.8 145 5 315.8 315.8 287.3 315.8 0.01 28 257 9914 -56.5 -74.5 9 18.0 -56.7 174 5 319.5 319.5 288.6 319.6 0.01 29 250 10090 -55.3 -70.3 14 15.0 -55.5 195 5 323.9 323.9 289.9 323.9 0.01 30 210 11218 -50.7 -80.7 2 30.0 -51.1 183 9 347.6 347.6 296.1 347.6 0.00 31 204 11409 -47.5 -80.5 1 33.0 -48.1 181 10 355.5 355.5 297.8 355.5 0.00 32 200 11540 -48.1 -81.1 1 33.0 -48.7 180 10 356.6 356.6 298.0 356.6 0.00 33 150 13430 -48.1 -82.1 1 34.0 -48.9 220 10 387.2 387.2 303.3 387.2 0.00 34 147 13563 -47.3 -82.3 1 35.0 -48.1 221 10 390.8 390.8 303.9 390.8 0.00 35 100 16090 -50.7 -84.7 1 34.0 -51.5 250 8 429.8 429.8 308.8 429.8 0.00 36 70 18420 -50.1 -84.1 1 34.0 -51.4 265 5 477.2 477.2 313.2 477.2 0.00 37 50 20610 -50.5 -85.5 1 35.0 -52.1 75 9 524.5 524.5 316.6 524.5 0.01 38 30 23950 -50.3 -85.3 1 35.0 -52.8 80 7 607.5 607.5 320.9 607.6 0.01 39 26 24882 -50.7 -85.7 1 35.0 -53.4 105 8 631.8 631.8 322.0 631.8 0.01 40 23 25685 -48.3 -85.3 1 37.0 -52.0 126 8 661.4 661.4 323.1 661.4 0.01 41 20 26600 -50.7 -85.7 1 35.0 -54.0 150 9 681.0 681.0 323.8 681.1 0.01 42 15 28474 -50.9 -85.9 1 35.0 -54.8 738.7 738.7 325.6 738.8 0.02 TRP 274 9507 -58.7 -62.5 61 3.8 -58.7 125 5 310.5 310.6 285.5 310.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5277.00 m Freezing level: 970.94 mb = 403.90 m = 1325.10 ft Wetbulb zero: 1007.00 mb = 111.01 m = 364.20 ft Precipitable water: 0.22 inches Sfc-500 mean rel hum: 34.27 % Est. max temperature: 5.60 C = 42.08 F Sfc-Lift cond lev (LCL): 882.86 mb = 1152.50 m = 3781.13 ft T: -6.14 C 700-500 lapse rate: 5.54 C/km ThetaE index: 1.26 C Layer 1000.0- 930.0 mb Conv cond level (CCL): 783.79 mb = 2079.75 m = 6823.26 ft Mean mixing ratio: 2.50 g/kg Conv temperature: 11.44 C = 52.60 F Cap Strength: 14.39 C Lifted Index: 15.03 C Risk: None Lifted Index @300 mb: 19.03 C Lifted Index @700 mb: 7.68 C Showalter Index: 14.92 C Risk: None Total Totals Index: 29.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 8.60 C K Index: -15.70 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 3.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.55 J/kg Max Up Vert Vel: 1.76 m/s Conv Inhibition (B-): 59562.98 J/kg Cap Strength: 14.89 C Lift Cond Lev (LCL): 881.04 mb = 1168.69 m = 3834.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 125 at 12 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 1015 52 35 6 -3.4 -4.9 | 332 13 6.4 -11.8 1 1000 163 45 8 -5.7 -5.7 | 342 13 4.2 -12.6 2 925 786 160 5 -1.7 4.7 | 285 8 8.1 -2.2 3 850 1449 100 17 -16.7 3.0 | 60 8 -6.9 -4.0 4 700 2949 105 19 -18.4 4.9 | 77 9 -8.5 -2.0 5 500 5440 80 18 -17.7 -3.1 | 38 13 -7.9 -10.0 6 400 7020 90 12 -12.0 0.0 | 18 7 -2.2 -6.9 7 300 8930 125 10 -8.2 5.7 | 306 2 1.6 -1.2 8 274 9507 125 5 -4.1 2.9 | 305 7 5.7 -4.0 9 250 10090 195 5 1.3 4.8 | 281 11 11.1 -2.1 10 200 11540 180 10 0.0 10.0 | 253 10 9.8 3.1 11 150 13430 220 10 6.4 7.7 | 267 16 16.2 0.8 12 100 16090 250 8 7.5 2.7 | 284 18 17.3 -4.2 13 70 18420 265 5 5.0 0.4 | 294 16 14.8 -6.5 14 50 20610 75 9 -8.7 -2.3 | 353 9 1.1 -9.2 15 30 23950 80 7 -6.9 -1.2 | 340 9 2.9 -8.1 16 20 26600 150 9 -4.5 7.8 | 261 5 5.3 0.9 Wind Parameters Mean winds (0-6000m): 95.2 at 16.0 knts Storm direction: 125.2 at 12.0 knts Shear (0-3000m) pos: 2.5 neg: 1.9 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -17.8 tot: -3.3 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 14.35 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 66 7 341 10| 8.2 0.0 8.2| 9.1 -6.9 2.2 4.4 -0.09| 11.5 -1.1 1000 99 7 332 7| 6.4 0.0 6.4| 9.1 -15.5 -6.4 -6.4 -0.30| 10.5 -3.2 1500 100 9 352 5| 4.3 3.7 8.0| 9.5 -17.0 -7.5 -5.0 -0.10| 11.4 -1.1 2000 101 11 14 5| 3.4 2.8 6.2| 11.3 -17.0 -5.8 -2.9 -0.07| 8.8 -0.6 2500 101 13 31 5| 2.9 2.2 5.1| 13.0 -17.0 -4.0 -1.6 -0.05| 7.2 -0.3 3000 102 14 42 5| 2.5 1.9 4.3| 14.5 -17.8 -3.3 -1.1 -0.04| 6.2 -0.2 4000 101 15 50 6| 1.8 1.6 3.4| 14.5 -25.3 -10.8 -2.7 -0.11| 5.1 -0.5 5000 98 16 51 7| 1.5 1.5 2.9| 14.5 -33.4 -18.9 -3.8 -0.17| 4.4 -0.7 6000 95 16 48 8| 1.3 1.2 2.5| 14.5 -39.4 -24.9 -4.2 -0.19| 4.0 -0.8 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20250420.11.gif