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 BGAM... Searching the city database file for: BGAM ... Date:2300Z 26 APR 25 Station: BGAM WMO ident: 4360 Latitude: 65.60 Longitude: -37.63 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 995 52 1.4 1.0 97 0.4 1.3 315 1 274.9 275.6 274.6 286.1 4.13 1 965 298 0.0 -0.4 97 0.4 -0.2 336 8 275.9 276.6 274.8 286.5 3.84 2 951 415 -0.7 -0.9 99 0.2 -0.8 347 12 276.4 277.0 274.9 286.7 3.76 3 921 672 0.2 -0.7 94 0.9 -0.2 9 19 279.9 280.5 277.0 290.8 3.94 4 895 901 -1.5 -2.2 95 0.7 -1.8 29 26 280.4 281.0 276.9 290.6 3.63 5 850 1310 -3.7 -4.1 97 0.4 -3.8 65 38 282.3 282.8 277.4 291.6 3.32 6 769 2096 -7.5 -7.8 98 0.3 -7.6 73 31 286.4 286.9 278.8 294.4 2.76 7 700 2822 -11.9 -12.6 95 0.7 -12.1 80 25 289.3 289.7 279.3 295.5 2.07 8 668 3179 -14.1 -15.0 93 0.9 -14.3 79 25 290.7 291.1 279.6 296.1 1.78 9 632 3597 -17.1 -18.1 92 1.0 -17.3 77 25 292.0 292.2 279.7 296.4 1.45 10 583 4198 -21.5 -22.2 94 0.7 -21.7 75 25 293.6 293.8 280.0 297.1 1.11 11 500 5310 -30.5 -32.3 84 1.8 -30.7 70 25 295.9 295.9 280.3 297.5 0.51 12 424 6456 -40.3 -42.4 80 2.1 -40.4 85 29 297.6 297.7 280.6 298.4 0.22 13 400 6850 -43.1 -45.5 77 2.4 -43.2 90 31 299.0 299.0 281.1 299.5 0.16 14 305 8625 -56.1 -58.3 76 2.2 -56.1 90 31 304.8 304.8 283.4 305.0 0.05 15 300 8730 -55.5 -58.0 74 2.5 -55.5 95 27 307.1 307.1 284.3 307.3 0.05 16 256 9755 -49.3 -56.3 44 7.0 -49.6 125 17 330.5 330.5 291.9 330.8 0.07 17 250 9910 -49.9 -54.9 56 5.0 -50.1 130 15 331.9 331.9 292.3 332.2 0.09 18 218 10809 -47.9 -57.9 31 10.0 -48.3 133 13 348.2 348.2 296.3 348.5 0.07 19 200 11380 -46.1 -60.1 19 14.0 -46.7 135 11 359.8 359.8 298.7 360.0 0.06 20 187 11827 -45.7 -72.7 3 27.0 -46.5 139 9 367.4 367.4 300.1 367.5 0.01 21 150 13290 -46.7 -80.7 1 34.0 -47.6 150 3 389.6 389.6 303.8 389.6 0.00 22 101 15914 -47.7 -80.7 1 33.0 -48.8 116 5 434.3 434.3 309.3 434.4 0.01 23 100 15980 -47.7 -80.7 1 33.0 -48.9 115 5 435.6 435.6 309.4 435.6 0.01 24 93 16461 -46.5 -80.5 1 34.0 -47.9 106 5 447.1 447.1 310.6 447.1 0.01 25 75 17878 -50.1 -83.1 1 33.0 -51.3 79 7 467.9 467.9 312.5 467.9 0.01 26 70 18330 -49.1 -82.1 1 33.0 -50.5 70 7 479.3 479.3 313.4 479.4 0.01 27 50 20530 -48.7 -81.7 1 33.0 -50.6 170 5 528.7 528.7 316.8 528.8 0.01 28 30 23870 -50.1 -83.1 1 33.0 -52.7 60 9 608.1 608.1 321.0 608.1 0.01 29 20 26510 -50.5 -82.5 1 32.0 -53.8 125 5 681.6 681.6 323.9 681.8 0.02 30 14 28832 -51.3 -83.3 1 32.0 -55.3 752.1 752.1 326.0 752.3 0.03 TRP 305 8625 -56.1 -58.3 76 2.2 -56.1 90 31 304.8 304.8 283.4 305.0 0.05 WND Sounding variables and indices 1000-500 mb thick: 5258.00 m Freezing level: 965.00 mb = 297.99 m = 977.66 ft Freezing level: 927.67 mb = 614.58 m = 2016.32 ft Freezing level: 917.94 mb = 698.55 m = 2291.80 ft Wetbulb zero: 968.33 mb = 270.33 m = 886.89 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 93.90 % Est. max temperature: 8.96 C = 48.12 F Sfc-Lift cond lev (LCL): 988.74 mb = 102.75 m = 337.11 ft T: 1.11 C 700-500 lapse rate: 7.48 C/km ThetaE index: 0.25 C Layer 895.0- 850.0 mb Conv cond level (CCL): 955.59 mb = 376.40 m = 1234.88 ft Mean mixing ratio: 3.87 g/kg Conv temperature: 2.70 C = 36.86 F Cap Strength: 6.37 C Lifted Index: 7.04 C Risk: None Lifted Index @300 mb: 13.39 C Lifted Index @700 mb: 4.90 C Showalter Index: 4.49 C Risk: None Total Totals Index: 53.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 26.40 C K Index: 22.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 185.00 Risk: None Energy Index: 1.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.73 J/kg Max Up Vert Vel: 7.31 m/s Conv Inhibition (B-): 65396.29 J/kg Cap Strength: 6.97 C Lift Cond Lev (LCL): 935.46 mb = 546.86 m = 1794.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 102 at 19 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 ---------------------------------------------------------- 0 995 52 315 1 0.7 -0.7 | 284 20 19.5 -4.7 1 850 1310 65 38 -34.4 -16.1 | 38 25 -15.6 -20.1 2 700 2822 80 25 -24.6 -4.3 | 35 10 -5.8 -8.4 3 500 5310 70 25 -23.5 -8.6 | 20 13 -4.7 -12.6 4 400 6850 90 31 -31.0 0.0 | 72 13 -12.2 -4.0 5 305 8625 90 31 -31.0 0.0 | 72 13 -12.2 -4.0 6 300 8730 95 27 -26.9 2.4 | 78 8 -8.1 -1.7 7 250 9910 130 15 -11.5 9.6 | 233 9 7.3 5.6 8 200 11380 135 11 -7.8 7.8 | 251 12 11.1 3.7 9 150 13290 150 3 -1.5 2.6 | 275 17 17.3 -1.4 10 100 15980 115 5 -4.5 2.1 | 278 14 14.3 -1.9 11 70 18330 70 7 -6.6 -2.4 | 298 14 12.3 -6.4 12 50 20530 170 5 -0.9 4.9 | 267 18 18.0 0.9 13 30 23870 60 9 -7.8 -4.5 | 308 14 11.0 -8.5 14 20 26510 125 5 -4.1 2.9 | 275 15 14.7 -1.2 Wind Parameters Mean winds (0-6000m): 72.1 at 25.7 knts Storm direction: 102.1 at 19.3 knts Shear (0-3000m) pos: 4.4 neg: 0.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 109.4 deg Storm rel helicity (0-3000m) pos: 366.9 neg: -4.4 tot: 362.5 m^2/s^2 ave: 120.8 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 8.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.52 Bulk Shear: 51.34 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 ------------------------------------------------------------------------------- 500 103 7 281 12| 15.4 0.0 15.4| 92.2 0.0 92.2 184.4 0.86| 16.7 14.4 1000 69 15 335 11| 15.6 0.0 15.6|258.1 0.0 258.1 258.1 0.94| 20.2 19.0 1500 64 22 5 14| 12.5 0.0 12.5|365.0 0.0 365.0 243.3 0.92| 19.5 18.1 2000 66 25 16 15| 8.3 0.0 8.3|366.9 0.0 366.9 183.4 0.85| 16.0 13.6 2500 68 26 21 15| 5.7 0.0 5.7|366.9 -1.7 365.2 146.1 0.78| 13.8 10.8 3000 69 26 23 14| 4.4 0.0 4.4|366.9 -4.4 362.5 120.8 0.74| 12.0 8.9 4000 71 26 24 14| 3.3 0.2 3.5|366.9 -7.9 359.0 89.7 0.70| 9.2 6.5 5000 72 26 24 13| 2.6 0.4 3.0|366.9 -11.7 355.2 71.0 0.67| 7.6 5.1 6000 72 26 25 13| 2.5 0.3 2.8|384.4 -12.5 371.9 62.0 0.68| 6.8 4.6 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20250426.23.gif