UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 19 OCT 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 1015 -10 25.0 16.0 57 9.0 19.0 0 0 296.9 298.9 291.6 329.7 11.33 1 1010 33 24.8 14.8 54 10.0 18.2 328 2 297.1 299.0 291.0 327.6 10.53 2 1000 120 23.6 13.6 53 10.0 17.2 265 5 296.8 298.5 290.3 325.2 9.83 3 925 794 17.6 10.6 64 7.0 13.3 210 2 297.3 298.9 289.6 322.7 8.70 4 854 1471 11.6 8.8 83 2.8 9.9 49 4 297.9 299.4 289.5 322.3 8.35 5 850 1510 11.4 8.0 80 3.4 9.4 40 4 298.1 299.5 289.2 321.3 7.94 6 831 1702 15.2 2.2 41 13.0 8.1 20 5 304.0 305.0 288.9 320.4 5.40 7 825 1764 15.4 1.4 39 14.0 7.9 14 6 304.9 305.8 288.9 320.5 5.13 8 764 2417 12.2 -7.8 24 20.0 3.1 307 9 308.2 308.7 287.8 317.0 2.78 9 700 3147 5.6 -6.4 42 12.0 0.1 230 14 308.7 309.3 288.5 319.3 3.38 10 638 3890 -1.1 -9.1 55 8.0 -4.4 237 18 309.4 309.9 288.4 318.9 3.01 11 500 5770 -15.7 -32.7 22 17.0 -18.9 255 28 313.9 314.0 287.3 315.6 0.49 12 458 6429 -17.1 -50.1 4 33.0 -21.0 263 28 320.1 320.1 288.9 320.5 0.09 13 400 7430 -24.1 -45.1 13 21.0 -26.5 275 28 323.7 323.7 290.0 324.3 0.17 14 389 7633 -25.3 -41.3 21 16.0 -27.3 275 29 324.7 324.7 290.5 325.7 0.26 15 357 8253 -28.7 -50.7 10 22.0 -30.6 275 32 328.2 328.2 291.3 328.6 0.10 16 300 9470 -40.3 -52.3 27 12.0 -40.9 275 39 328.6 328.6 291.4 329.0 0.10 17 250 10680 -50.1 -63.1 20 13.0 -50.4 270 46 331.6 331.6 292.2 331.7 0.03 18 201 12079 -59.9 -68.9 30 9.0 -60.0 270 49 337.4 337.4 293.7 337.5 0.02 19 200 12110 -60.3 -70.3 26 10.0 -60.4 270 49 337.3 337.3 293.7 337.3 0.01 20 193 12331 -60.9 -70.9 26 10.0 -61.0 275 49 339.8 339.8 294.3 339.8 0.01 21 192 12363 -60.5 -70.5 26 10.0 -60.6 275 49 340.9 340.9 294.6 341.0 0.01 22 181 12729 -60.7 -71.7 22 11.0 -60.8 275 53 346.4 346.4 295.8 346.4 0.01 23 164 13344 -59.1 -72.1 17 13.0 -59.3 275 59 359.0 359.0 298.5 359.0 0.01 24 155 13696 -60.1 -75.1 12 15.0 -60.3 275 63 363.1 363.1 299.3 363.2 0.01 25 150 13900 -59.7 -75.7 11 16.0 -59.9 275 65 367.2 367.2 300.1 367.3 0.01 26 145 14113 -57.7 -74.7 10 17.0 -57.9 275 66 374.3 374.3 301.3 374.3 0.01 27 142 14245 -58.5 -73.5 13 15.0 -58.7 275 66 375.1 375.1 301.5 375.2 0.01 28 134 14612 -55.9 -71.9 12 16.0 -56.2 275 68 386.0 386.0 303.2 386.1 0.02 29 129 14853 -56.7 -73.3 11 16.6 -57.1 275 69 388.7 388.7 303.6 388.8 0.01 30 109 15913 -60.5 -79.5 7 19.0 -60.7 275 52 400.8 400.8 305.3 400.9 0.01 31 104 16206 -59.9 -79.9 6 20.0 -60.2 275 48 407.4 407.4 306.2 407.4 0.01 32 103 16266 -59.7 -79.7 6 20.0 -60.0 275 47 408.9 408.9 306.4 408.9 0.01 33 100 16450 -61.7 -81.7 5 20.0 -61.9 275 44 408.5 408.5 306.3 408.5 0.01 34 91 17033 -64.5 278 40 414.1 35 70 18630 -67.7 -90.7 2 23.0 -67.8 285 29 439.5 439.6 309.8 439.6 0.00 TRP 193 12331 -60.9 -70.9 26 10.0 -61.0 275 49 339.8 339.8 294.3 339.8 0.01 WND 129 14853 -56.7 -73.3 11 16.6 -57.1 275 69 388.7 388.7 303.6 388.8 0.01 Sounding variables and indices 1000-500 mb thick: 5650.00 m Freezing level: 648.18 mb = 3768.36 m = 12363.24 ft Wetbulb zero: 698.14 mb = 3168.30 m = 10394.56 ft Precipitable water: 1.02 inches Sfc-500 mean rel hum: 45.60 % Est. max temperature: 25.93 C = 78.68 F Sfc-Lift cond lev (LCL): 889.61 mb = 1124.52 m = 3689.32 ft T: 14.67 C 700-500 lapse rate: 8.12 C/km ThetaE index: 9.26 C Layer 1010.0- 825.0 mb Conv cond level (CCL): 722.75 mb = 2880.01 m = 9448.74 ft Mean mixing ratio: 9.37 g/kg Conv temperature: 36.69 C = 98.05 F Cap Strength: 6.20 C Lifted Index: -1.60 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.71 C Lifted Index @700 mb: 3.41 C Showalter Index: -0.02 C Risk: Thunderstorms probable Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 23.70 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 168.00 Risk: None Energy Index: -1.03 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.96 J/kg Max Up Vert Vel: 10.39 m/s Conv Inhibition (B-): 374.49 J/kg Cap Strength: 6.21 C Lift Cond Lev (LCL): 850.39 mb = 1506.16 m = 4941.42 ft Lev Free Conv (LFC): 585.39 mb = 4554.09 m = 14941.07 ft Equ Level (EL): 475.39 mb = 6149.23 m = 20174.39 ft B at Equ Level: 52.21 J/kg Max Parcel Lev (MPL): 425.39 mb = 6975.15 m = 22884.08 ft Wind level data Storm motion: 276 at 10 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 1015 -10 0 0 -0.0 -0.0 | 96 10 -10.3 1.2 1 1000 120 265 5 5.0 0.4 | 107 6 -5.3 1.6 2 925 794 210 2 1.0 1.7 | 107 10 -9.3 2.9 3 850 1510 40 4 -2.6 -3.1 | 82 13 -12.8 -1.9 4 700 3147 230 14 10.7 9.0 | 183 10 0.5 10.2 5 500 5770 255 28 27.0 7.2 | 243 19 16.8 8.4 6 400 7430 275 28 27.9 -2.4 | 274 18 17.6 -1.3 7 300 9470 275 39 38.9 -3.4 | 274 29 28.6 -2.2 8 250 10680 270 46 46.0 -0.0 | 268 36 35.7 1.2 9 200 12110 270 49 49.0 -0.0 | 268 39 38.7 1.2 10 193 12331 275 49 48.8 -4.3 | 275 39 38.5 -3.1 11 150 13900 275 65 64.8 -5.7 | 275 55 54.5 -4.5 12 129 14853 275 69 68.7 -6.0 | 275 59 58.5 -4.8 13 100 16450 275 44 43.8 -3.8 | 275 34 33.6 -2.7 14 70 18630 285 29 28.0 -7.5 | 290 19 17.7 -6.3 Wind Parameters Mean winds (0-6000m): 246.5 at 13.8 knts Storm direction: 276.5 at 10.3 knts Shear (0-3000m) pos: 0.0 neg: 2.2 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 98.1 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -54.8 tot: -50.1 m^2/s^2 ave: -16.7 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 7.6 stream: -3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.00 Bulk Shear: 13.51 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 ------------------------------------------------------------------------------- 500 255 4 108 7| 0.0 3.4 3.4| 4.1 -2.0 2.1 4.1 0.19| 8.5 1.6 1000 244 3 109 8| 0.0 1.3 1.3| 4.7 -4.3 0.5 0.5 0.07| 6.1 0.4 1500 258 3 104 7| 0.0 1.4 1.4| 4.7 -24.9 -20.1 -13.4 -0.27| 6.4 -1.7 2000 324 4 77 8| 0.0 1.8 1.8| 4.7 -41.9 -37.2 -18.6 -0.42| 6.3 -2.6 2500 306 5 76 7| 0.0 2.1 2.1| 4.7 -51.1 -46.3 -18.5 -0.45| 6.8 -3.0 3000 258 6 118 5| 0.0 2.2 2.2| 4.7 -54.8 -50.1 -16.7 -0.49| 7.6 -3.7 4000 236 8 150 7| 0.4 2.0 2.4| 17.7 -58.1 -40.5 -10.1 -0.35| 6.8 -2.4 5000 241 11 174 7| 1.0 1.6 2.6| 37.5 -58.1 -20.6 -4.1 -0.22| 6.1 -1.4 6000 246 14 200 7| 1.3 1.4 2.6| 63.4 -58.1 5.3 0.9 -0.12| 5.7 -0.7 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20251019.12.gif