UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for TXKF... Searching the city database file for: TXKF ... Date:0000Z 9 DEC 25 Station: TXKF WMO ident: 78016 Latitude: 32.37 Longitude: -64.68 Elevation: 3.00 ------------------------------------------------------------------------------- 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 1003 3 17.8 17.8 100 0.0 17.8 80 16 290.7 293.0 290.9 327.0 12.89 1 1000 65 18.0 17.3 96 0.7 17.5 95 11 291.1 293.4 290.7 326.5 12.52 2 935 639 15.0 15.0 100 0.0 15.0 151 12 293.7 295.8 290.7 326.7 11.54 3 925 731 16.2 15.1 93 1.1 15.5 185 14 295.9 298.0 291.6 329.7 11.74 4 850 1447 12.6 12.6 100 0.0 12.6 220 37 299.3 301.3 292.0 331.1 10.85 5 700 3062 5.6 5.6 100 0.0 5.6 245 57 308.7 310.2 292.7 333.7 8.18 6 650 3665 2.4 2.4 100 0.0 2.4 255 52 311.7 313.0 292.6 333.4 7.02 7 634 3866 1.4 -2.1 77 3.5 -0.4 264 54 312.8 313.8 291.5 329.0 5.18 8 595 4375 -1.1 -2.3 92 1.2 -1.7 264 56 315.6 316.6 292.5 332.9 5.44 9 523 5391 -7.9 -7.9 100 0.0 -7.9 260 67 319.3 320.1 292.4 332.4 4.04 10 513 5541 -8.9 -9.5 95 0.6 -9.2 260 69 319.8 320.5 292.2 331.7 3.63 11 504 5678 -8.5 -22.5 31 14.0 -12.6 260 70 321.9 322.2 290.6 326.3 1.25 12 500 5740 -8.9 -19.9 41 11.0 -12.4 260 71 322.2 322.5 291.0 327.6 1.58 13 499 5756 -8.9 -18.9 44 10.0 -12.2 260 71 322.4 322.7 291.2 328.3 1.72 14 496 5802 -8.7 -15.7 57 7.0 -11.2 260 71 323.2 323.6 291.9 330.8 2.27 15 468 6251 -12.3 -14.8 82 2.5 -13.2 258 75 324.1 324.6 292.5 332.9 2.59 16 409 7273 -17.9 -19.9 84 2.0 -18.5 250 66 329.6 330.0 293.4 336.4 1.93 17 400 7440 -19.1 -20.9 86 1.8 -19.6 250 67 330.2 330.5 293.4 336.5 1.81 18 358 8254 -25.1 -25.9 93 0.8 -25.3 250 64 332.8 333.0 293.7 337.4 1.29 19 300 9510 -34.7 -36.7 82 2.0 -35.0 250 76 336.5 336.6 294.0 338.6 0.55 20 280 9989 -38.7 -42.9 64 4.2 -39.1 250 84 337.4 337.5 294.0 338.6 0.31 21 262 10444 -42.1 -45.9 66 3.8 -42.4 250 91 338.9 338.9 294.3 339.9 0.24 22 250 10760 -45.1 -47.5 77 2.4 -45.3 250 96 339.0 339.1 294.3 339.9 0.21 23 248 10814 -45.5 -47.9 77 2.4 -45.6 250 97 339.2 339.2 294.3 340.0 0.20 24 246 10868 -45.9 -50.5 60 4.6 -46.2 251 97 339.4 339.4 294.3 340.0 0.15 25 211 11870 -55.1 -57.5 75 2.4 -55.2 258 108 340.3 340.3 294.4 340.6 0.08 26 205 12054 -56.3 -59.8 65 3.5 -56.4 259 110 341.2 341.2 294.7 341.4 0.06 27 202 12147 -57.1 -58.5 84 1.4 -57.1 260 111 341.4 341.4 294.7 341.7 0.07 28 200 12210 -57.7 -59.5 80 1.8 -57.8 260 112 341.4 341.4 294.7 341.7 0.06 29 153 13843 -71.1 -74.2 63 3.1 -71.1 265 116 345.7 345.7 295.7 345.7 0.01 30 150 13960 -71.1 -73.3 72 2.2 -71.1 265 116 347.6 347.6 296.1 347.7 0.01 31 149 14000 -71.3 -73.7 70 2.4 -71.3 265 117 348.0 348.0 296.2 348.0 0.01 32 142 14283 -72.5 -76.3 56 3.8 -72.5 270 110 350.7 350.7 296.8 350.7 0.01 33 135 14581 -71.7 -80.7 25 9.0 -71.8 268 107 357.2 357.2 298.1 357.2 0.00 34 119 15335 -66.5 -83.5 7 17.0 -66.6 273 79 379.9 379.9 302.2 379.9 0.00 35 102 16254 -73.1 -87.1 10 14.0 -73.2 260 60 384.3 384.3 302.9 384.3 0.00 36 100 16370 -72.3 -86.3 10 14.0 -72.3 260 63 388.0 388.0 303.5 388.0 0.00 37 85 17326 -72.5 -86.5 10 14.0 -72.6 260 61 406.1 406.1 306.0 406.1 0.00 TRP 142 14283 -72.5 -76.3 56 3.8 -72.5 270 110 350.7 350.7 296.8 350.7 0.01 WND 149 14000 -71.3 -73.7 70 2.4 -71.3 265 117 348.0 348.0 296.2 348.0 0.01 Sounding variables and indices 1000-500 mb thick: 5675.00 m Freezing level: 612.16 mb = 4150.72 m = 13617.68 ft Wetbulb zero: 636.22 mb = 3837.47 m = 12589.96 ft Precipitable water: 1.85 inches Sfc-500 mean rel hum: 94.99 % Est. max temperature: 26.31 C = 79.35 F Sfc-Lift cond lev (LCL): 1003.26 mb = 3.00 m = 9.84 ft T: 17.80 C 700-500 lapse rate: 5.41 C/km ThetaE index: 0.51 C Layer 1000.0- 935.0 mb Conv cond level (CCL): 951.25 mb = 492.15 m = 1614.63 ft Mean mixing ratio: 11.91 g/kg Conv temperature: 20.18 C = 68.32 F Cap Strength: 3.52 C Lifted Index: 3.53 C Risk: None Lifted Index @300 mb: 7.17 C Lifted Index @700 mb: 2.18 C Showalter Index: 1.83 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 21.50 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 401.55 Risk: Severe Thunderstorms possible Energy Index: -0.71 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.44 J/kg Max Up Vert Vel: 7.41 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.39 C Lift Cond Lev (LCL): 944.98 mb = 548.64 m = 1799.99 ft Lev Free Conv (LFC): 939.98 mb = 593.98 m = 1948.75 ft Equ Level (EL): 929.98 mb = 685.24 m = 2248.14 ft B at Equ Level: 25.73 J/kg Max Parcel Lev (MPL): 859.98 mb = 1348.13 m = 4422.96 ft Wind level data Storm motion: 278 at 37 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 1003 3 80 16 -15.8 -2.8 | 93 52 -52.0 2.4 1 1000 65 95 11 -11.0 1.0 | 97 48 -47.2 6.2 2 972 305 110 19 -17.9 6.5 | 102 55 -54.1 11.7 3 938 610 140 12 -7.7 9.2 | 108 46 -43.9 14.4 4 925 731 185 14 1.2 13.9 | 119 40 -35.0 19.1 5 905 914 200 18 6.2 16.9 | 126 37 -30.1 22.1 6 873 1219 210 31 15.5 26.8 | 147 38 -20.7 32.0 7 850 1447 220 37 23.8 28.3 | 160 36 -12.4 33.5 8 812 1829 230 47 36.0 30.2 | 180 35 -0.2 35.4 9 783 2134 230 53 40.6 34.1 | 186 40 4.4 39.3 10 754 2438 235 57 46.7 32.7 | 195 39 10.5 37.9 11 727 2743 245 56 50.8 23.7 | 207 32 14.5 28.9 12 701 3048 250 57 53.6 19.5 | 215 30 17.3 24.7 13 700 3062 245 57 51.7 24.1 | 208 33 15.4 29.3 14 650 3658 255 52 50.2 13.5 | 217 23 14.0 18.7 15 625 3962 270 55 55.0 -0.0 | 255 19 18.8 5.2 16 602 4267 265 55 54.8 4.8 | 242 21 18.6 10.0 17 557 4877 260 61 60.1 10.6 | 236 29 23.8 15.8 18 500 5740 260 71 69.9 12.3 | 243 38 33.7 17.5 19 477 6096 260 73 71.9 12.7 | 243 40 35.7 17.9 20 458 6401 255 78 75.3 20.2 | 237 47 39.1 25.4 21 423 7010 250 65 61.1 22.2 | 222 37 24.8 27.4 22 400 7440 250 67 63.0 22.9 | 224 39 26.7 28.1 23 390 7620 250 67 63.0 22.9 | 224 39 26.7 28.1 24 329 8839 250 62 58.3 21.2 | 220 34 22.0 26.4 25 316 9144 245 68 61.6 28.7 | 217 42 25.4 33.9 26 300 9510 250 76 71.4 26.0 | 228 47 35.2 31.2 27 250 10760 250 96 90.2 32.8 | 235 66 54.0 38.0 28 200 12210 260 112 110.3 19.4 | 252 78 74.1 24.6 29 191 12497 260 112 110.3 19.4 | 252 78 74.1 24.6 30 150 13960 265 116 115.6 10.1 | 259 81 79.3 15.3 31 149 14000 265 117 116.6 10.2 | 259 82 80.3 15.4 32 142 14283 270 110 110.0 -0.0 | 266 74 73.8 5.2 33 141 14326 265 117 116.6 10.2 | 259 82 80.3 15.4 34 121 15240 275 82 81.7 -7.1 | 272 45 45.5 -2.0 35 104 16154 260 57 56.1 9.9 | 233 25 19.9 15.1 36 100 16370 260 63 62.0 10.9 | 238 30 25.8 16.1 37 93 16764 260 63 62.0 10.9 | 238 30 25.8 16.1 38 78 17678 260 60 59.1 10.4 | 236 28 22.9 15.6 Wind Parameters Mean winds (0-6000m): 248.2 at 48.8 knts Storm direction: 278.2 at 36.6 knts Shear (0-3000m) pos: 12.5 neg: 0.0 tot: 12.5 10-3/s Storm rel Dir Shear (0-3000m): 121.1 deg Storm rel helicity (0-3000m) pos: 872.7 neg: 0.0 tot: 872.7 m^2/s^2 ave: 290.9 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 17.2 stream: 14.2 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 0.06 Bulk Shear: 498.22 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 ------------------------------------------------------------------------------- 500 110 16 102 52| 13.2 0.0 13.2|175.8 0.0 175.8 351.7 0.63| 21.0 13.2 1000 144 16 111 49| 17.1 0.0 17.1|373.0 0.0 373.0 373.0 0.71| 22.4 16.0 1500 185 21 127 43| 17.8 0.0 17.8|566.2 0.0 566.2 377.5 0.80| 21.8 17.4 2000 207 27 141 38| 16.7 0.0 16.7|691.0 0.0 691.0 345.5 0.82| 19.9 16.4 2500 217 33 152 36| 14.8 0.0 14.8|789.3 0.0 789.3 315.7 0.83| 18.1 15.1 3000 225 37 162 33| 12.5 0.0 12.5|872.7 0.0 872.7 290.9 0.83| 17.2 14.2 4000 236 41 176 28| 9.1 0.0 9.1|976.1 -24.6 951.5 237.9 0.76| 16.4 12.5 5000 244 45 189 25| 7.3 1.2 8.5|979.6 -59.7 919.9 184.0 0.65| 14.5 9.4 6000 248 49 201 25| 6.1 1.7 7.8|1009.8 -59.7 950.1 158.4 0.63| 12.9 8.1 Wrote GIF file: /home/apache/climate/data/raob//TXKF/skewt/TXKF.skewt.20251209.00.gif