UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041523.upa.cvt Date: 2300Z 15 APR 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 15 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 1006 52 2.6 -6.4 51 9.0 -0.6 35 15 275.3 275.7 272.2 281.8 2.35 1 1000 91 2.4 -6.6 51 9.0 -0.8 35 20 275.5 275.9 272.3 282.0 2.33 2 937 612 -2.3 -6.0 76 3.7 -3.6 43 20 275.9 276.4 273.0 283.2 2.60 3 925 714 -2.3 -9.3 59 7.0 -4.6 45 20 277.0 277.3 272.7 282.7 2.04 4 887 1046 -4.3 -12.3 54 8.0 -6.7 38 20 278.2 278.5 272.9 283.0 1.67 5 850 1380 -6.3 -13.3 58 7.0 -8.3 30 21 279.5 279.8 273.6 284.2 1.61 6 840 1472 -6.5 -13.5 58 7.0 -8.5 30 20 280.3 280.6 274.0 284.9 1.60 7 833 1538 -5.1 -17.1 38 12.0 -8.3 31 20 282.4 282.6 274.5 286.0 1.20 8 819 1671 -5.7 -20.7 30 15.0 -9.3 31 19 283.2 283.3 274.5 285.9 0.90 9 742 2435 -11.5 -26.5 28 15.0 -14.3 33 15 285.0 285.1 275.0 286.8 0.59 10 721 2655 -12.9 -28.9 25 16.0 -15.7 34 13 285.8 285.9 275.2 287.3 0.49 11 700 2879 -15.1 -30.1 27 15.0 -17.5 35 12 285.8 285.8 275.2 287.2 0.45 12 645 3490 -20.1 -33.1 30 13.0 -21.8 51 10 286.9 286.9 275.6 288.0 0.36 13 542 4752 -30.1 -33.6 71 3.5 -30.4 84 5 289.6 289.7 277.1 290.9 0.41 14 500 5320 -34.9 -40.9 54 6.0 -35.3 100 3 290.5 290.5 277.3 291.2 0.21 15 478 5634 -37.5 -49.5 28 12.0 -38.1 92 5 291.0 291.1 277.3 291.3 0.09 16 441 6186 -42.7 -48.7 52 6.0 -42.9 77 8 291.3 291.3 277.4 291.6 0.10 17 428 6388 -44.5 -51.5 46 7.0 -44.7 72 9 291.5 291.5 277.5 291.7 0.08 18 400 6840 -48.1 -55.1 44 7.0 -48.3 60 11 292.5 292.5 278.0 292.7 0.05 19 389 7022 -49.5 -55.5 49 6.0 -49.6 51 17 293.0 293.0 278.2 293.2 0.05 20 382 7141 -49.9 -57.9 38 8.0 -50.1 45 21 294.0 294.0 278.7 294.1 0.04 21 372 7314 -49.3 -62.3 20 13.0 -49.6 46 21 297.0 297.0 280.0 297.1 0.02 22 361 7510 -49.9 -53.9 63 4.0 -50.0 46 21 298.8 298.8 280.9 299.0 0.07 23 354 7637 -49.7 -59.7 30 10.0 -49.9 47 22 300.7 300.7 281.7 300.9 0.03 24 333 8037 -49.1 -73.1 4 24.0 -49.4 48 22 306.8 306.9 284.1 306.9 0.01 25 300 8720 -48.5 -74.5 3 26.0 -48.9 50 23 317.0 317.0 287.8 317.0 0.01 26 250 9930 -45.3 -78.3 1 33.0 -46.0 40 12 338.7 338.7 294.0 338.7 0.00 27 200 11420 -45.1 -80.1 1 35.0 -45.9 325 15 361.4 361.4 299.0 361.4 0.00 28 162 12826 -43.3 -80.3 1 37.0 -44.5 310 13 386.8 386.8 303.3 386.9 0.00 29 150 13340 -45.5 -81.5 1 36.0 -46.5 305 12 391.7 391.7 304.0 391.7 0.00 30 100 16040 -47.5 -83.5 1 36.0 -48.7 270 9 435.9 435.9 309.4 436.0 0.00 31 70 18390 -48.9 -83.9 1 35.0 -50.3 320 10 479.8 479.8 313.4 479.8 0.00 32 63 19076 -50.1 -85.1 1 35.0 -51.5 4 11 491.8 491.8 314.4 491.8 0.00 33 52 20332 -47.3 -84.3 1 37.0 -49.4 84 12 526.1 526.1 316.7 526.1 0.01 34 50 20590 -48.1 -84.1 1 36.0 -50.1 100 12 530.1 530.1 316.9 530.2 0.01 35 43 21584 -49.5 -85.5 1 36.0 -51.5 116 9 550.0 550.0 318.1 550.1 0.01 36 40 22062 -46.5 -84.5 1 38.0 -49.3 124 8 569.1 569.1 319.1 569.1 0.01 37 30 23960 -50.1 -85.1 1 35.0 -52.7 155 3 608.1 608.1 321.0 608.1 0.01 38 28 24409 -51.7 -85.7 1 34.0 -54.0 615.7 615.7 321.3 615.8 0.01 TRP 382 7141 -49.9 -57.9 38 8.0 -50.1 45 21 294.0 294.0 278.7 294.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5229.00 m Freezing level: 967.83 mb = 356.91 m = 1170.95 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 46.19 % Est. max temperature: 6.66 C = 43.98 F Sfc-Lift cond lev (LCL): 874.51 mb = 1156.95 m = 3795.73 ft T: -4.97 C 700-500 lapse rate: 8.11 C/km ThetaE index: 0.46 C Layer 925.0- 887.0 mb Conv cond level (CCL): 760.05 mb = 2249.31 m = 7379.53 ft Mean mixing ratio: 2.34 g/kg Conv temperature: 11.87 C = 53.37 F Cap Strength: 6.62 C Lifted Index: 6.97 C Risk: None Lifted Index @300 mb: 24.37 C Lifted Index @700 mb: 5.62 C Showalter Index: 5.74 C Risk: None Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.60 C Cross Totals Index: 21.60 C K Index: 0.30 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 1.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.87 J/kg Max Up Vert Vel: 3.97 m/s Conv Inhibition (B-): 49281.09 J/kg Cap Strength: 6.95 C Lift Cond Lev (LCL): 862.23 mb = 1267.87 m = 4159.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 70 at 9 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 1006 52 35 15 -8.6 -12.3 | 1 9 -0.1 -9.3 1 1000 91 35 20 -11.5 -16.4 | 13 14 -3.0 -13.4 2 925 714 45 20 -14.1 -14.1 | 27 12 -5.6 -11.1 3 850 1380 30 21 -10.5 -18.2 | 8 15 -2.0 -15.2 4 700 2879 35 12 -6.9 -9.8 | 347 7 1.6 -6.8 5 500 5320 100 3 -3.0 0.5 | 237 7 5.5 3.5 6 400 6840 60 11 -9.5 -5.5 | 22 3 -1.0 -2.5 7 382 7141 45 21 -14.8 -14.8 | 28 13 -6.4 -11.8 8 300 8720 50 23 -17.6 -14.8 | 38 15 -9.1 -11.8 9 250 9930 40 12 -7.7 -9.2 | 353 6 0.8 -6.2 10 200 11420 325 15 8.6 -12.3 | 298 19 17.1 -9.3 11 150 13340 305 12 9.8 -6.9 | 282 19 18.3 -3.9 12 100 16040 270 9 9.0 -0.0 | 260 18 17.5 3.0 13 70 18390 320 10 6.4 -7.7 | 287 16 14.9 -4.6 14 50 20590 100 12 -11.8 2.1 | 147 6 -3.3 5.1 15 30 23960 155 3 -1.3 2.7 | 232 9 7.2 5.7 Wind Parameters Mean winds (0-6000m): 40.5 at 12.0 knts Storm direction: 70.5 at 9.0 knts Shear (0-3000m) pos: 1.1 neg: 0.7 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): -13.0 deg Storm rel helicity (0-3000m) pos: 17.0 neg: -25.5 tot: -8.6 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 3.9 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.99 Bulk Shear: 7.97 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 38 20 17 13| 5.6 0.0 5.6| 14.9 0.0 14.9 29.8 0.65| 7.5 4.9 1000 40 20 20 13| 2.8 0.9 3.8| 16.9 -7.3 9.5 9.5 0.31| 5.3 1.7 1500 38 20 16 14| 1.9 1.4 3.3| 16.9 -17.1 -0.2 -0.1 0.05| 4.8 0.2 2000 36 20 14 13| 1.0 1.1 2.0| 16.9 -19.9 -3.0 -1.5 -0.01| 4.3 -0.0 2500 35 19 11 13| 0.8 0.8 1.7| 16.9 -23.3 -6.4 -2.6 -0.07| 4.1 -0.3 3000 35 18 9 12| 1.1 0.7 1.8| 17.0 -25.5 -8.6 -2.9 -0.11| 3.9 -0.4 4000 37 16 6 10| 1.5 0.5 2.0| 17.0 -26.8 -9.8 -2.5 -0.17| 3.7 -0.6 5000 38 14 360 8| 1.5 0.4 2.0| 17.2 -27.7 -10.5 -2.1 -0.19| 3.4 -0.6 6000 40 12 354 6| 1.3 0.3 1.6| 17.5 -29.2 -11.7 -1.9 -0.19| 3.3 -0.6 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20250415.23.gif