UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 9 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 1021 -10 17.0 7.0 52 10.0 11.5 300 4 288.4 289.5 283.7 305.9 6.16 1 1015 40 16.8 5.8 48 11.0 10.9 300 3 288.7 289.7 283.4 304.9 5.70 2 1000 166 15.4 4.4 48 11.0 9.6 300 2 288.5 289.5 282.8 303.5 5.24 3 978 354 13.8 3.8 51 10.0 8.6 280 3 288.8 289.7 282.8 303.5 5.14 4 966 458 13.2 1.2 44 12.0 7.3 269 3 289.2 290.0 282.0 301.6 4.32 5 965 466 13.4 -1.6 35 15.0 6.4 268 3 289.5 290.1 281.2 299.7 3.52 6 957 536 13.2 -2.8 33 16.0 5.9 261 4 290.0 290.5 281.1 299.5 3.25 7 925 821 11.2 2.2 54 9.0 6.7 230 5 290.8 291.6 283.3 304.7 4.85 8 873 1303 11.4 0.4 47 11.0 5.9 117 10 295.8 296.6 285.0 309.1 4.51 9 872 1312 11.4 0.4 47 11.0 5.9 115 11 295.9 296.7 285.0 309.3 4.51 10 852 1505 10.8 -2.2 40 13.0 4.6 70 13 297.3 298.0 284.8 308.7 3.81 11 850 1525 10.6 -2.4 40 13.0 4.4 65 13 297.3 297.9 284.8 308.5 3.77 12 814 1883 7.4 -2.6 49 10.0 2.7 96 12 297.6 298.3 285.0 309.2 3.88 13 782 2214 7.6 -3.4 46 11.0 2.4 125 11 301.2 301.9 286.3 312.8 3.80 14 704 3070 1.6 -5.4 60 7.0 -1.5 201 9 303.8 304.4 287.1 314.9 3.63 15 700 3116 1.0 -6.0 59 7.0 -2.0 205 9 303.6 304.2 286.9 314.3 3.49 16 507 5616 -15.3 -27.3 35 12.0 -18.0 263 36 313.1 313.3 287.4 315.9 0.80 17 500 5720 -16.3 -26.3 42 10.0 -18.6 265 37 313.2 313.3 287.5 316.2 0.89 18 454 6443 -21.1 -25.9 65 4.8 -22.1 265 36 315.9 316.1 288.5 319.4 1.02 19 410 7191 -26.1 -43.1 19 17.0 -28.0 265 34 318.8 318.8 288.6 319.6 0.21 20 400 7370 -28.1 -44.1 20 16.0 -29.7 265 34 318.5 318.5 288.5 319.2 0.19 21 322 8883 -39.5 -44.2 61 4.7 -39.8 250 56 323.1 323.1 290.0 324.0 0.23 22 300 9360 -44.1 -49.1 57 5.0 -44.3 245 63 323.2 323.2 289.9 323.8 0.15 23 250 10560 -54.9 -59.9 54 5.0 -55.0 250 76 324.4 324.5 290.2 324.6 0.05 24 200 11950 -66.5 -71.2 52 4.7 -66.5 250 101 327.4 327.4 291.0 327.5 0.01 25 176 12716 -71.6 -76.0 52 4.3 -71.6 255 111 331.2 331.2 292.0 331.2 0.01 26 174 12783 -72.1 -76.4 52 4.3 -72.1 260 109 331.5 331.5 292.2 331.5 0.01 27 167 13025 -72.1 -76.5 51 4.4 -72.1 263 92 335.4 335.4 293.2 335.5 0.01 28 160 13282 -65.3 -71.3 43 6.0 -65.4 266 75 351.1 351.1 296.9 351.1 0.02 29 154 13517 -61.7 -67.7 45 6.0 -61.8 268 60 361.1 361.1 299.0 361.2 0.03 30 150 13680 -62.9 -68.9 44 6.0 -63.0 270 49 361.7 361.7 299.1 361.8 0.02 31 138 14191 -65.3 -72.3 37 7.0 -65.4 266 56 366.2 366.2 299.9 366.3 0.02 32 129 14604 -63.7 -70.7 38 7.0 -63.8 263 62 376.2 376.2 301.6 376.3 0.02 33 100 16150 -68.3 -82.3 12 14.0 -68.4 250 84 395.8 395.8 304.6 395.8 0.00 34 93 16593 -63.9 252 76 412.7 35 70 18340 -64.7 -84.7 5 20.0 -64.9 260 47 446.0 446.0 310.5 446.0 0.00 36 50 20400 -63.1 -88.1 2 25.0 -63.5 255 60 494.8 494.8 314.6 494.8 0.00 37 30 23590 -58.5 -85.5 2 27.0 -59.6 260 71 585.2 585.2 319.9 585.2 0.01 38 20 26140 -57.1 -85.1 2 28.0 -58.9 265 93 661.4 661.4 323.1 661.5 0.01 TRP 174 12783 -72.1 -76.4 52 4.3 -72.1 260 109 331.5 331.5 292.2 331.5 0.01 WND 176 12716 -71.6 -76.0 52 4.3 -71.6 255 111 331.2 331.2 292.0 331.2 0.01 Sounding variables and indices 1000-500 mb thick: 5554.00 m Freezing level: 688.16 mb = 3269.36 m = 10726.10 ft Wetbulb zero: 733.88 mb = 2731.37 m = 8961.08 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 47.67 % Est. max temperature: 24.60 C = 76.28 F Sfc-Lift cond lev (LCL): 879.01 mb = 1245.65 m = 4086.74 ft T: 11.38 C 700-500 lapse rate: 6.64 C/km ThetaE index: 6.42 C Layer 1015.0- 925.0 mb Conv cond level (CCL): 642.61 mb = 3778.91 m = 12397.84 ft Mean mixing ratio: 4.67 g/kg Conv temperature: 34.88 C = 94.79 F Cap Strength: 10.87 C Lifted Index: 10.69 C Risk: None Lifted Index @300 mb: 14.53 C Lifted Index @700 mb: 8.83 C Showalter Index: 6.94 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 13.90 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 63.00 Risk: None Energy Index: 1.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.55 J/kg Max Up Vert Vel: 4.81 m/s Conv Inhibition (B-): 40349.41 J/kg Cap Strength: 10.83 C Lift Cond Lev (LCL): 815.64 mb = 1866.68 m = 6124.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 12 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 1021 -10 300 4 3.5 -2.0 | 95 9 -8.5 0.7 1 1000 166 300 2 1.7 -1.0 | 99 10 -10.2 1.7 2 925 821 230 5 3.8 3.2 | 126 10 -8.1 5.9 3 850 1525 65 13 -11.8 -5.5 | 83 24 -23.7 -2.8 4 700 3116 205 9 3.8 8.2 | 143 14 -8.1 10.9 5 500 5720 265 37 36.9 3.2 | 257 26 24.9 5.9 6 400 7370 265 34 33.9 3.0 | 256 23 21.9 5.7 7 300 9360 245 63 57.1 26.6 | 237 54 45.2 29.3 8 250 10560 250 76 71.4 26.0 | 244 66 59.5 28.7 9 200 11950 250 101 94.9 34.5 | 246 91 83.0 37.2 10 176 12716 255 111 107.2 28.7 | 252 100 95.3 31.4 11 174 12783 260 109 107.3 18.9 | 257 98 95.4 21.6 12 150 13680 270 49 49.0 -0.0 | 266 37 37.1 2.7 13 100 16150 250 84 78.9 28.7 | 245 74 67.0 31.4 14 70 18340 260 47 46.3 8.2 | 252 36 34.3 10.9 15 50 20400 255 60 58.0 15.5 | 248 50 46.0 18.2 16 30 23590 260 71 69.9 12.3 | 255 60 58.0 15.0 17 20 26140 265 93 92.6 8.1 | 262 81 80.7 10.8 Wind Parameters Mean winds (0-6000m): 252.8 at 16.3 knts Storm direction: 282.8 at 12.2 knts Shear (0-3000m) pos: 3.3 neg: 2.7 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 45.7 deg Storm rel helicity (0-3000m) pos: 138.1 neg: -97.7 tot: 40.4 m^2/s^2 ave: 13.5 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.44 Bulk Shear: 26.11 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 ------------------------------------------------------------------------------- 500 286 3 102 9| 0.0 2.3 2.3| 6.0 0.0 6.0 11.9 0.60| 4.1 2.5 1000 244 4 117 10| 0.0 4.7 4.7| 15.7 0.0 15.7 15.7 0.54| 5.9 3.2 1500 123 6 109 18| 0.0 5.4 5.4| 15.7 -93.8 -78.1 -52.1 -0.32| 11.0 -3.5 2000 82 7 95 19| 1.8 4.0 5.8| 64.5 -97.7 -33.1 -16.6 -0.08| 10.4 -0.8 2500 99 8 101 20| 3.0 3.2 6.2|113.0 -97.7 15.3 6.1 0.10| 10.1 1.0 3000 107 9 104 21| 3.3 2.7 6.0|138.1 -97.7 40.4 13.5 0.17| 9.7 1.7 4000 180 10 136 17| 3.9 2.0 5.9|180.7 -97.7 83.0 20.8 0.30| 8.9 2.7 5000 228 13 167 11| 4.3 1.6 5.9|245.1 -97.7 147.4 29.5 0.42| 8.6 3.6 6000 253 16 206 8| 4.2 1.3 5.5|313.2 -98.0 215.2 35.9 0.48| 8.2 3.9 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251209.12.gif