UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103123.upa.cvt Date: 2300Z 31 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 31 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 -247 SFC 966 52 5.6 2.6 81 3.0 4.2 25 14 281.5 282.3 279.0 294.8 4.77 2 925 394 6.2 0.2 65 6.0 3.4 45 42 285.6 286.4 280.3 297.6 4.19 3 924 403 6.2 0.2 65 6.0 3.4 45 42 285.7 286.5 280.3 297.7 4.20 4 853 1054 1.8 -0.5 85 2.3 0.8 79 53 287.7 288.5 281.4 300.1 4.32 5 850 1082 1.6 -0.5 86 2.1 0.7 80 53 287.8 288.6 281.4 300.2 4.34 6 808 1491 1.4 -0.4 88 1.8 0.5 85 49 291.8 292.6 283.5 305.2 4.60 7 713 2488 -4.9 -4.9 100 0.0 -4.9 98 39 295.5 296.2 284.0 306.6 3.72 8 700 2633 -5.9 -6.0 99 0.1 -6.0 100 38 296.0 296.6 284.0 306.4 3.49 9 644 3283 -9.3 -12.2 79 2.9 -10.3 94 36 299.2 299.7 284.0 306.4 2.33 10 537 4663 -19.7 -19.8 99 0.1 -19.7 80 32 302.8 303.0 284.4 307.5 1.48 11 500 5190 -23.3 -27.2 70 3.9 -24.0 75 31 304.6 304.8 284.3 307.4 0.82 12 487 5382 -24.3 -30.3 58 6.0 -25.2 77 30 305.7 305.8 284.5 307.8 0.63 13 470 5640 -26.5 -34.5 47 8.0 -27.5 81 29 306.1 306.2 284.4 307.6 0.44 14 434 6209 -31.3 -40.3 41 9.0 -32.1 88 27 307.1 307.1 284.5 308.0 0.26 15 411 6591 -34.9 -39.8 61 4.9 -35.3 93 26 307.2 307.3 284.7 308.3 0.29 16 403 6728 -35.9 -46.9 31 11.0 -36.6 94 25 307.7 307.7 284.7 308.2 0.14 17 400 6780 -36.3 -46.3 35 10.0 -37.0 95 25 307.8 307.8 284.7 308.4 0.15 18 382 7097 -38.9 -43.9 59 5.0 -39.2 99 26 308.5 308.5 285.0 309.2 0.20 19 323 8221 -49.1 -55.1 50 6.0 -49.3 114 30 309.5 309.5 285.2 309.8 0.07 20 300 8700 -53.3 -57.1 63 3.8 -53.4 120 32 310.2 310.2 285.5 310.4 0.06 21 298 8743 -53.7 -57.2 65 3.5 -53.8 120 31 310.2 310.3 285.5 310.5 0.06 22 292 8874 -52.7 -63.7 25 11.0 -52.9 119 29 313.5 313.5 286.6 313.6 0.02 23 257 9693 -55.5 -68.5 18 13.0 -55.6 116 18 321.0 321.0 289.0 321.1 0.01 24 250 9870 -53.7 -72.7 8 19.0 -53.9 115 16 326.2 326.2 290.6 326.3 0.01 25 234 10296 -51.3 -76.3 4 25.0 -51.7 124 17 336.1 336.1 293.3 336.1 0.01 26 206 11119 -52.9 -76.9 4 24.0 -53.2 141 18 346.1 346.1 295.7 346.1 0.01 27 200 11310 -51.3 -79.3 2 28.0 -51.7 145 18 351.5 351.5 297.0 351.5 0.00 28 165 12560 -49.9 -80.9 1 31.0 -50.5 168 13 373.8 373.8 301.2 373.8 0.00 29 150 13180 -50.9 -81.9 1 31.0 -51.5 180 10 382.4 382.4 302.6 382.4 0.00 30 100 15810 -54.1 -84.1 1 30.0 -54.7 205 13 423.2 423.2 308.1 423.2 0.00 31 88 16634 -52.5 -84.5 1 32.0 -53.3 223 12 442.2 442.2 310.1 442.2 0.00 32 72 17921 -56.5 -86.5 1 30.0 -57.1 251 10 459.8 459.8 311.8 459.8 0.00 33 70 18100 -55.3 -86.3 1 31.0 -56.1 255 10 466.1 466.1 312.3 466.1 0.00 34 58 19294 -55.1 -86.1 1 31.0 -56.0 255 10 492.3 492.3 314.4 492.3 0.00 35 50 20230 -58.3 -87.3 1 29.0 -59.0 255 10 506.1 506.1 315.4 506.1 0.00 36 44 21028 -60.7 -88.7 1 28.0 -61.3 273 13 519.1 519.1 316.2 519.1 0.00 37 32 23009 -60.1 -88.1 1 28.0 -61.0 316 20 570.2 570.2 319.2 570.2 0.01 38 30 23410 -61.5 -89.5 1 28.0 -62.3 325 22 577.0 577.0 319.5 577.0 0.00 39 20 25900 -64.9 -90.9 2 26.0 -65.7 325 20 637.5 637.5 322.2 637.5 0.00 40 13 28502 -68.9 -92.9 2 24.0 -69.5 707.3 707.3 324.7 707.3 0.01 41 13 28502 -68.9 -92.9 2 24.0 -69.5 707.3 707.3 324.7 707.3 0.01 TRP 298 8743 -53.7 -57.2 65 3.5 -53.8 120 31 310.2 310.3 285.5 310.5 0.06 WND Sounding variables and indices 1000-500 mb thick: 5437.00 m Freezing level: 786.89 mb = 1712.60 m = 5618.69 ft Wetbulb zero: 798.46 mb = 1585.66 m = 5202.22 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 86.92 % Est. max temperature: 15.02 C = 59.03 F Sfc-Lift cond lev (LCL): 922.43 mb = 416.73 m = 1367.20 ft T: 6.11 C 700-500 lapse rate: 6.80 C/km ThetaE index: 0.20 C Layer 700.0- 644.0 mb Conv cond level (CCL): 752.89 mb = 2054.21 m = 6739.44 ft Mean mixing ratio: 4.34 g/kg Conv temperature: 17.87 C = 64.16 F Cap Strength: 6.53 C Lifted Index: 7.32 C Risk: None Lifted Index @300 mb: 8.97 C Lifted Index @700 mb: 4.92 C Showalter Index: 5.51 C Risk: None Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 22.80 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 137.00 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.20 J/kg Max Up Vert Vel: 6.51 m/s Conv Inhibition (B-): 59421.21 J/kg Cap Strength: 7.23 C Lift Cond Lev (LCL): 853.16 mb = 1052.01 m = 3451.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 112 at 28 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 ---------------------------------------------------------- 0 966 52 25 14 -5.9 -12.7 | 319 31 20.1 -23.5 1 925 394 45 42 -29.7 -29.7 | 5 41 -3.7 -40.5 2 850 1082 80 53 -52.2 -9.2 | 53 33 -26.2 -20.0 3 700 2633 100 38 -37.4 6.6 | 70 12 -11.4 -4.2 4 500 5190 75 31 -29.9 -8.0 | 12 19 -3.9 -18.8 5 400 6780 95 25 -24.9 2.2 | 353 9 1.1 -8.6 6 300 8700 120 32 -27.7 16.0 | 162 5 -1.7 5.2 7 298 8743 120 31 -26.8 15.5 | 170 5 -0.8 4.7 8 250 9870 115 16 -14.5 6.8 | 289 12 11.5 -4.0 9 200 11310 145 18 -10.3 14.7 | 256 16 15.7 4.0 10 150 13180 180 10 0.0 10.0 | 272 26 26.0 -0.8 11 100 15810 205 13 5.5 11.8 | 268 32 31.5 1.0 12 70 18100 255 10 9.7 2.6 | 283 37 35.7 -8.2 13 50 20230 255 10 9.7 2.6 | 283 37 35.7 -8.2 14 30 23410 325 22 12.6 -18.0 | 307 48 38.6 -28.8 15 20 25900 325 20 11.5 -16.4 | 306 46 37.5 -27.2 Wind Parameters Mean winds (0-6000m): 82.5 at 37.6 knts Storm direction: 112.5 at 28.2 knts Shear (0-3000m) pos: 6.4 neg: 0.5 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 97.3 deg Storm rel helicity (0-3000m) pos: 589.7 neg: -8.9 tot: 580.8 m^2/s^2 ave: 193.6 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 14.5 stream: 10.6 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.28 Bulk Shear: 74.72 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 44 33 354 35| 33.8 0.0 33.8|325.8 0.0 325.8 651.6 0.96| 37.0 35.4 1000 58 41 14 33| 23.5 0.0 23.5|535.8 0.0 535.8 535.8 0.96| 30.3 29.1 1500 67 44 28 31| 14.9 0.0 14.9|568.8 0.0 568.8 379.2 0.90| 23.0 20.8 2000 73 44 35 29| 10.4 0.0 10.4|582.3 0.0 582.3 291.2 0.85| 19.1 16.2 2500 77 44 39 26| 7.7 0.0 7.7|589.5 0.0 589.5 235.8 0.80| 16.7 13.3 3000 80 43 42 24| 6.4 0.5 6.9|589.7 -8.9 580.8 193.6 0.73| 14.5 10.6 4000 83 41 43 22| 4.8 1.2 6.0|589.7 -31.3 558.4 139.6 0.61| 11.8 7.2 5000 83 39 40 20| 3.8 1.6 5.4|589.7 -54.7 535.0 107.0 0.52| 10.0 5.2 6000 82 38 36 19| 3.3 1.3 4.6|589.7 -62.7 527.0 87.8 0.47| 9.0 4.2 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251130.23.gif