UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 3 DEC 25 Station: OI738 WMO ident: 40738 ------------------------------------------------------------------------------- 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 1026 -7 11.0 9.4 90 1.6 10.1 0 0 282.1 283.3 282.1 301.9 7.22 1 1021 34 11.0 8.1 82 2.9 9.5 20 25 282.5 283.6 281.7 300.8 6.64 2 998 223 10.6 7.3 80 3.3 8.8 108 129 283.9 285.0 282.1 301.8 6.43 3 953 606 10.4 5.8 73 4.6 8.0 170 52 287.5 288.5 283.2 304.6 6.07 4 937 746 9.4 4.4 71 5.0 6.8 193 23 287.9 288.8 282.9 303.7 5.60 5 925 852 8.6 4.0 73 4.6 6.2 210 2 288.1 289.1 282.9 303.8 5.51 6 850 1545 3.4 1.3 86 2.1 2.4 355 7 289.7 290.6 283.0 303.9 4.95 7 761 2433 -1.9 -3.4 89 1.5 -2.6 309 7 293.3 294.0 283.3 304.8 3.91 8 700 3093 -5.1 -7.0 86 1.9 -5.8 275 7 296.8 297.4 284.0 306.5 3.23 9 500 5650 -22.7 -31.7 44 9.0 -24.1 265 38 305.4 305.5 284.2 307.2 0.54 10 489 5813 -23.5 -33.5 39 10.0 -24.9 265 39 306.3 306.4 284.5 307.9 0.46 11 484 5891 -6.1 -20.1 32 14.0 -10.9 264 39 328.6 329.0 292.9 334.3 1.60 TRP WND Sounding variables and indices 1000-500 mb thick: 5443.75 m Freezing level: 792.91 mb = 2114.52 m = 6937.31 ft Wetbulb zero: 807.26 mb = 1959.09 m = 6427.37 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 74.60 % Est. max temperature: 18.13 C = 64.63 F Sfc-Lift cond lev (LCL): 1001.49 mb = 193.85 m = 636.00 ft T: 10.66 C 700-500 lapse rate: 6.88 C/km ThetaE index: 1.12 C Layer 1021.0- 998.0 mb Conv cond level (CCL): 869.04 mb = 1363.42 m = 4473.10 ft Mean mixing ratio: 6.20 g/kg Conv temperature: 18.28 C = 64.90 F Cap Strength: 2.67 C Lifted Index: 4.23 C Risk: None Lifted Index @700 mb: 2.67 C Showalter Index: 3.59 C Risk: None Total Totals Index: 50.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 24.00 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 89.60 Risk: None Energy Index: 0.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.20 J/kg Max Up Vert Vel: 6.36 m/s Conv Inhibition (B-): 518.77 J/kg Cap Strength: 4.13 C Lift Cond Lev (LCL): 918.58 mb = 909.04 m = 2982.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 18 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 1026 -7 0 0 -0.0 -0.0 | 97 18 -17.5 2.0 1 1000 0 105 132 -127.5 34.2 | 104 149 -145.0 36.2 2 925 852 210 2 1.0 1.7 | 103 17 -16.5 3.7 3 850 1545 355 7 0.6 -7.0 | 74 18 -16.9 -5.0 4 700 3093 275 7 7.0 -0.6 | 98 11 -10.5 1.4 5 500 5650 265 38 37.9 3.3 | 255 21 20.3 5.3 6 400 7270 260 45 44.3 7.8 | 250 29 26.8 9.8 7 300 9230 260 42 41.4 7.3 | 249 26 23.9 9.3 Wind Parameters Mean winds (0-6000m): 246.5 at 23.5 knts Storm direction: 276.5 at 17.6 knts Shear (0-3000m) pos: 1.1 neg: 1.2 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): -2.4 deg Storm rel helicity (0-3000m) pos: 2111.3 neg: -130.1 tot: 1981.3 m^2/s^2 ave: 660.4 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 50.9 stream: 12.4 10^-3/s Energy-Hel index: 0.26 Bulk Rich Number: 0.02 Bulk Shear: 1339.50 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 ------------------------------------------------------------------------------- 500 117 84 113 101| 58.4 0.0 58.4|2020.7 0.02020.7 4041.3 0.41|222.4 92.0 1000 106 58 104 75| 1.6 0.0 1.6|2097.7-102.71995.0 1995.0 0.27|142.8 38.8 1500 104 40 102 57| 2.3 0.0 2.3|2097.7-128.31969.4 1312.9 0.24| 98.4 23.5 2000 101 32 100 49| 1.7 0.4 2.1|2098.2-130.11968.2 984.1 0.23| 74.7 17.5 2500 99 27 98 44| 1.4 0.9 2.3|2103.2-130.11973.1 789.3 0.24| 60.4 14.3 3000 99 23 98 41| 1.1 1.2 2.4|2111.3-130.11981.3 660.4 0.24| 50.9 12.4 4000 100 20 99 38| 0.9 2.2 3.1|2116.9-130.11986.9 496.7 0.25| 39.7 9.9 5000 125 21 112 37| 0.7 3.0 3.7|2120.8-130.11990.7 398.1 0.25| 33.0 8.3 6000 247 23 200 12| 0.6 3.3 3.9|2121.1-133.21987.9 331.3 0.24| 28.3 6.9 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251203.12.gif