UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080818.upa.cvt Date: 1800Z 8 AUG 25 Searching for K2800... Searching the city database file for: K2800 ... Date:1800Z 8 AUG 25 Station: K2800 WMO ident: 72800 ------------------------------------------------------------------------------- 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 176 SFC 985 310 27.6 20.6 66 7.0 22.6 145 4 302.1 304.9 296.3 348.4 15.69 2 925 860 21.0 18.4 85 2.6 19.2 95 3 300.8 303.4 295.1 343.5 14.55 3 890 1193 18.0 17.7 98 0.3 17.8 72 6 301.0 303.7 295.1 343.5 14.47 4 859 1497 16.2 16.2 100 0.0 16.2 78 8 302.2 304.7 294.9 342.4 13.61 5 850 1587 16.4 14.3 87 2.1 15.0 80 8 303.3 305.6 294.1 339.4 12.15 6 824 1851 14.6 12.5 87 2.1 13.3 52 8 304.1 306.2 293.6 337.3 11.12 7 752 2620 10.4 6.2 75 4.2 7.9 61 6 307.6 309.1 292.2 331.8 7.93 8 724 2936 8.2 6.8 91 1.4 7.3 37 4 308.6 310.2 293.0 334.8 8.60 9 700 3214 6.8 3.7 81 3.1 5.1 10 5 310.0 311.4 292.3 332.0 7.15 10 684 3404 5.2 3.6 89 1.6 4.3 33 5 310.3 311.7 292.4 332.7 7.27 11 666 3622 4.8 -3.2 56 8.0 0.8 59 6 312.2 313.1 290.7 326.5 4.54 12 661 3683 4.2 0.6 77 3.6 2.2 63 6 312.2 313.4 292.0 331.1 6.06 13 637 3984 3.0 -8.0 44 11.0 -1.9 25 10 314.2 314.8 290.2 324.7 3.28 14 610 4333 0.4 -5.6 64 6.0 -2.4 34 7 315.1 315.9 291.2 328.3 4.13 15 539 5319 -4.1 -20.1 28 16.0 -9.4 360 16 321.1 321.4 290.6 326.0 1.44 16 525 5527 -5.7 -15.7 45 10.0 -9.4 359 14 321.6 322.0 291.4 328.8 2.14 17 517 5647 -5.9 -21.9 27 16.0 -10.9 355 12 322.7 323.0 290.9 327.2 1.28 18 504 5847 -5.3 -35.3 7 30.0 -12.2 329 9 325.8 325.9 290.9 327.2 0.38 19 500 5910 -5.5 -39.5 5 34.0 -12.6 305 7 326.3 326.4 290.9 327.3 0.25 20 479 6245 -7.1 -47.1 2 40.0 -14.0 335 7 328.4 328.4 291.4 328.8 0.11 21 424 7181 -14.1 -42.1 7 28.0 -18.8 70 3 331.1 331.1 292.3 332.0 0.22 22 419 7271 -14.7 -30.7 24 16.0 -18.4 79 3 331.5 331.6 292.8 334.1 0.71 23 400 7620 -16.7 -35.7 18 19.0 -20.4 115 1 333.3 333.4 293.0 335.0 0.46 24 395 7714 -16.9 -37.9 14 21.0 -20.8 289 1 334.2 334.3 293.2 335.6 0.37 25 384 7926 -18.5 -45.5 7 27.0 -22.4 276 1 334.8 334.9 293.2 335.5 0.17 26 326 9121 -29.5 -38.5 41 9.0 -30.7 197 3 335.7 335.8 293.7 337.3 0.42 27 323 9187 -29.3 -47.3 16 18.0 -31.2 192 3 336.9 336.9 293.7 337.6 0.17 28 300 9710 -33.5 -48.5 21 15.0 -34.8 140 6 338.2 338.2 294.0 338.8 0.16 29 276 10288 -39.1 -50.1 30 11.0 -39.9 162 5 338.2 338.3 294.0 338.8 0.14 TRP WND Sounding variables and indices 1000-500 mb thick: 5734.00 m Freezing level: 603.69 mb = 4421.10 m = 14504.75 ft Wetbulb zero: 648.04 mb = 3844.06 m = 12611.59 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 67.27 % Est. max temperature: 29.33 C = 84.79 F Sfc-Lift cond lev (LCL): 889.82 mb = 1195.04 m = 3920.69 ft T: 17.99 C 700-500 lapse rate: 4.56 C/km ThetaE index: 11.76 C Layer 859.0- 724.0 mb Conv cond level (CCL): 891.91 mb = 1174.72 m = 3854.02 ft Mean mixing ratio: 14.86 g/kg Conv temperature: 26.56 C = 79.81 F Cap Strength: -0.08 C Lifted Index: -0.72 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.32 C Lifted Index @700 mb: -2.36 C Showalter Index: 1.57 C Risk: Showers probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.80 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 194.60 Risk: None Energy Index: -2.31 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 632.78 J/kg Max Up Vert Vel: 35.57 m/s Conv Inhibition (B-): 3.73 J/kg Cap Strength: 0.83 C Lift Cond Lev (LCL): 889.60 mb = 1197.17 m = 3927.69 ft Lev Free Conv (LFC): 884.60 mb = 1245.46 m = 4086.11 ft Wind level data Storm motion: 58 at 5 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 ---------------------------------------------------------- 0 985 310 145 4 -2.3 3.3 | 201 7 2.4 6.1 1 952 610 130 1 -0.8 0.6 | 228 5 3.9 3.5 2 925 860 95 3 -3.0 0.3 | 208 4 1.7 3.1 3 919 914 90 3 -3.0 0.0 | 210 3 1.6 2.9 4 887 1219 70 6 -5.6 -2.1 | 130 1 -1.0 0.8 5 850 1587 80 8 -7.9 -1.4 | 115 4 -3.2 1.5 6 826 1829 50 8 -6.1 -5.1 | 33 3 -1.5 -2.3 7 796 2134 75 5 -4.8 -1.3 | 173 2 -0.2 1.6 8 768 2438 70 8 -7.5 -2.7 | 93 3 -2.9 0.1 9 740 2743 55 4 -3.3 -2.3 | 247 1 1.4 0.6 10 700 3214 10 5 -0.9 -4.9 | 299 4 3.8 -2.1 11 662 3658 65 6 -5.4 -2.5 | 113 1 -0.8 0.3 12 638 3962 25 10 -4.2 -9.1 | 356 6 0.4 -6.2 13 614 4267 35 7 -4.0 -5.7 | 348 3 0.6 -2.9 14 569 4877 20 7 -2.4 -6.6 | 329 4 2.3 -3.7 15 548 5182 360 17 -0.0 -17.0 | 342 15 4.6 -14.1 16 527 5486 360 15 -0.0 -15.0 | 339 13 4.6 -12.1 17 507 5791 350 10 1.7 -9.8 | 318 9 6.4 -7.0 18 500 5910 305 7 5.7 -4.0 | 276 10 10.4 -1.1 19 488 6096 320 8 5.1 -6.1 | 288 10 9.8 -3.3 20 400 7620 115 1 -0.9 0.4 | 229 5 3.7 3.3 21 400 7620 295 1 0.9 -0.4 | 246 6 5.6 2.4 22 324 9144 195 3 0.8 2.9 | 223 8 5.4 5.8 23 300 9710 140 6 -3.9 4.6 | 186 8 0.8 7.5 24 273 10363 165 5 -1.3 4.8 | 204 8 3.4 7.7 Wind Parameters Mean winds (0-6000m): 28.3 at 7.3 knts Storm direction: 58.3 at 5.5 knts Shear (0-3000m) pos: 0.5 neg: 1.9 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 105.1 deg Storm rel helicity (0-3000m) pos: 6.3 neg: -7.1 tot: -0.8 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 5.2 stream: -0.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 73.00 Bulk Shear: 8.67 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 ------------------------------------------------------------------------------- 500 132 2 215 5| 0.0 2.8 2.8| 3.9 -1.6 2.3 4.6 0.27| 5.0 1.4 1000 94 3 203 3| 0.0 3.4 3.4| 3.9 -3.3 0.7 0.7 -0.18| 4.9 -0.9 1500 82 5 178 2| 0.0 3.1 3.1| 3.9 -6.0 -2.1 -1.4 -0.38| 5.1 -1.9 2000 76 5 167 2| 0.7 2.3 3.1| 4.9 -6.6 -1.7 -0.9 -0.21| 5.2 -1.1 2500 73 5 159 1| 0.6 1.8 2.4| 5.1 -7.1 -2.0 -0.8 -0.10| 5.3 -0.5 3000 66 5 168 1| 0.5 1.9 2.4| 6.3 -7.1 -0.8 -0.3 -0.03| 5.2 -0.1 4000 57 6 30 0| 0.6 1.5 2.0| 7.0 -10.5 -3.5 -0.9 -0.06| 5.5 -0.3 5000 43 7 355 2| 0.4 2.3 2.7| 9.2 -13.9 -4.7 -0.9 -0.05| 5.8 -0.3 6000 28 7 341 4| 0.4 1.2 1.6| 19.2 -46.0 -26.8 -4.5 -0.14| 6.4 -0.9 Wrote GIF file: /home/apache/climate/data/raob//K2800/skewt/K2800.skewt.20250808.18.gif