UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110612.upa.cvt Date: 1200Z 6 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:1200Z 6 NOV 25 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- 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 160 1 925 823 SFC 852 1500 17.4 12.9 75 4.5 14.5 130 11 304.2 306.2 293.6 337.1 11.04 3 850 1542 18.4 11.4 64 7.0 13.9 0 0 305.4 307.3 293.2 335.5 10.01 4 830 1745 15.0 10.0 72 5.0 11.9 42 7 303.9 305.6 292.2 331.8 9.33 5 821 1838 16.2 8.2 59 8.0 11.3 62 10 306.1 307.7 292.1 331.3 8.34 6 820 1848 16.0 8.0 59 8.0 11.2 64 10 306.0 307.6 292.0 330.9 8.23 7 754 2555 9.8 8.6 92 1.2 9.0 118 14 306.7 308.5 293.0 335.0 9.34 8 743 2678 9.6 9.6 100 0.0 9.6 109 12 307.8 309.7 294.0 338.6 10.16 9 700 3172 7.2 7.2 100 0.0 7.2 75 4 310.5 312.2 294.0 338.5 9.15 10 696 3219 7.2 7.2 100 0.0 7.2 74 4 311.0 312.7 294.1 339.2 9.20 11 676 3457 4.0 4.0 100 0.0 4.0 66 6 310.0 311.4 292.6 333.3 7.57 12 658 3676 4.2 3.8 97 0.4 3.9 60 7 312.6 314.1 293.4 336.4 7.66 13 655 3713 1.8 1.8 100 0.0 1.8 59 7 310.3 311.6 292.0 330.9 6.67 14 646 3825 2.2 2.0 99 0.2 2.1 55 8 312.0 313.3 292.6 333.3 6.86 15 643 3862 0.6 0.6 100 0.0 0.6 54 8 310.6 311.8 291.7 329.9 6.23 16 642 3875 0.8 0.8 100 0.0 0.8 54 8 311.0 312.2 291.9 330.6 6.33 17 632 4001 0.8 -3.4 73 4.2 -1.3 50 9 312.4 313.3 290.9 327.2 4.71 18 630 4026 0.2 -0.5 95 0.7 -0.2 50 9 312.0 313.1 291.8 330.3 5.86 19 628 4051 -0.3 -2.8 83 2.5 -1.5 51 9 311.7 312.6 290.9 327.2 4.96 20 627 4064 0.0 -4.4 72 4.4 -2.1 51 9 312.2 313.0 290.6 326.1 4.40 21 621 4141 0.4 0.4 100 0.0 0.4 52 9 313.5 314.7 292.6 333.4 6.36 22 619 4167 -1.3 -4.1 81 2.8 -2.6 53 10 311.8 312.7 290.6 326.2 4.56 23 615 4219 -1.5 -5.8 72 4.3 -3.5 54 10 312.2 312.9 290.3 324.9 4.03 24 600 4415 -2.9 -8.9 63 6.0 -5.4 57 10 312.8 313.4 289.7 323.2 3.25 25 598 4441 -2.7 -8.7 63 6.0 -5.3 57 10 313.3 313.9 289.9 323.9 3.31 26 586 4602 -2.3 -6.5 73 4.2 -4.2 60 11 315.6 316.4 291.3 328.5 4.01 27 533 5346 -7.7 -8.6 93 0.9 -8.1 317.8 318.5 291.7 330.0 3.75 28 515 5613 -7.9 -7.9 100 0.0 -7.9 320.7 321.5 292.8 334.1 4.10 TRP WND Sounding variables and indices Freezing level: 629.20 mb = 4036.22 m = 13242.04 ft Freezing level: 627.00 mb = 4064.23 m = 13333.91 ft Freezing level: 620.53 mb = 4147.28 m = 13606.38 ft Wetbulb zero: 638.19 mb = 3922.44 m = 12868.75 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 85.39 % Est. max temperature: 23.29 C = 73.92 F Sfc-Lift cond lev (LCL): 796.82 mb = 2090.05 m = 6857.05 ft T: 13.88 C ThetaE index: 6.18 C Layer 850.0- 754.0 mb Conv cond level (CCL): 693.70 mb = 3246.14 m = 10649.93 ft Mean mixing ratio: 9.00 g/kg Conv temperature: 23.79 C = 74.82 F Cap Strength: 2.02 C Lifted Index @700 mb: 1.79 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 55.07 J/kg Max Up Vert Vel: 10.49 m/s Conv Inhibition (B-): 63.24 J/kg Cap Strength: 1.80 C Lift Cond Lev (LCL): 742.91 mb = 2678.78 m = 8788.56 ft Lev Free Conv (LFC): 647.91 mb = 3800.92 m = 12470.05 ft Wind level data Storm motion: 116 at 7 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 ---------------------------------------------------------- 0 852 1500 130 11 -8.4 7.1 | 155 4 -1.8 3.8 1 850 1542 0 0 -0.0 -0.0 | 296 7 6.7 -3.3 2 792 2134 125 20 -16.4 11.5 | 130 13 -9.7 8.2 3 764 2438 125 16 -13.1 9.2 | 132 9 -6.4 5.9 4 700 3172 75 4 -3.9 -1.0 | 327 5 2.8 -4.3 5 632 3962 50 9 -6.9 -5.8 | 1 9 -0.2 -9.1 6 584 4572 60 11 -9.5 -5.5 | 18 9 -2.9 -8.8 7 540 5182 330 10 5.0 -8.7 | 316 17 11.7 -12.0 Wind Parameters Mean winds (0-6000m): 86.4 at 9.9 knts Storm direction: 116.4 at 7.4 knts Shear (0-3000m) pos: 1.0 neg: 3.2 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -138.9 deg Storm rel helicity (0-3000m) pos: 79.5 neg: -15.5 tot: 64.0 m^2/s^2 ave: 21.3 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 12.3 stream: 6.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 51.34 Bulk Shear: 1.07 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 98 8 22 2| 0.0 9.0 9.0| 43.7 0.0 43.7 87.3 0.98| 37.3 36.8 1000 125 13 136 5| 3.3 4.5 7.8| 68.2 -2.2 66.0 66.0 0.87| 26.0 22.7 1500 121 12 129 5| 2.2 4.6 6.8| 68.2 -12.7 55.5 37.0 0.57| 20.9 12.0 2000 117 10 120 3| 1.6 4.0 5.6| 70.9 -15.5 55.4 27.7 0.52| 17.0 8.9 2500 107 10 82 3| 1.3 3.9 5.2| 74.3 -15.5 58.8 23.5 0.52| 14.3 7.4 3000 98 10 57 4| 1.0 3.2 4.3| 79.5 -15.5 64.0 21.3 0.53| 12.3 6.6 4000 NO DATA | 0.9 3.7 4.6| | 5000 NO DATA | 0.9 3.7 4.6| | 6000 NO DATA | 0.9 3.7 4.6| | Wrote GIF file: 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