UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:1200Z 1 DEC 25 Station: VOCC WMO ident: 43353 Latitude: 9.95 Longitude: 76.27 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 1006 3 27.2 20.2 66 7.0 22.2 255 8 299.8 302.6 295.2 343.6 14.97 1 1000 78 26.8 20.8 70 6.0 22.5 255 8 300.0 302.8 295.7 345.7 15.65 2 925 759 22.6 18.6 78 4.0 19.8 130 1 302.4 305.1 295.7 346.0 14.74 3 854 1448 18.8 15.8 83 3.0 16.8 32 7 305.4 307.9 295.6 345.3 13.34 4 850 1488 18.8 15.8 83 3.0 16.8 30 8 305.8 308.3 295.7 346.0 13.40 5 700 3128 10.0 5.0 71 5.0 7.1 295 10 313.6 315.1 293.8 338.0 7.84 6 677 3405 8.0 2.0 66 6.0 4.6 308 11 314.3 315.6 293.0 334.9 6.54 7 616 4178 3.0 1.6 90 1.4 2.2 316 12 317.2 318.5 294.1 339.4 6.99 8 614 4204 2.0 0.4 89 1.6 1.1 316 12 316.3 317.6 293.5 336.7 6.43 9 601 4378 4.4 -0.6 70 5.0 1.7 318 12 321.1 322.3 294.5 340.8 6.11 10 583 4625 3.6 -7.4 44 11.0 -1.6 326 13 322.9 323.7 293.2 335.4 3.76 11 548 5127 2.2 -15.8 25 18.0 -5.0 333 12 327.0 327.4 292.8 334.1 2.04 12 521 5533 -0.9 -20.9 20 20.0 -7.8 328 10 328.1 328.3 292.5 332.9 1.39 13 500 5860 -3.7 -22.7 21 19.0 -9.9 325 8 328.5 328.8 292.5 332.9 1.23 14 446 6755 -7.7 -25.7 22 18.0 -13.1 338 5 334.4 334.6 293.9 338.3 1.06 15 434 6966 -9.3 -26.3 24 17.0 -14.2 337 6 335.0 335.2 294.0 338.8 1.03 16 400 7590 -14.9 -24.9 42 10.0 -17.7 335 7 335.6 335.9 294.4 340.2 1.27 17 368 8218 -18.9 -25.9 54 7.0 -20.8 284 8 338.4 338.7 295.0 343.0 1.26 18 300 9710 -30.7 -38.7 45 8.0 -31.8 155 15 342.1 342.2 295.3 343.9 0.45 19 250 10990 -39.9 -46.9 47 7.0 -40.5 200 22 346.7 346.8 296.1 347.7 0.22 20 200 12480 -52.9 -58.9 48 6.0 -53.1 210 26 349.0 349.0 296.5 349.3 0.07 21 171 13481 -61.7 -67.7 45 6.0 -61.8 240 24 350.4 350.4 296.7 350.5 0.02 22 150 14290 -66.9 -72.9 42 6.0 -67.0 265 23 354.8 354.8 297.7 354.9 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 528.84 mb = 5415.00 m = 17765.53 ft Wetbulb zero: 591.89 mb = 4501.85 m = 14769.67 ft Precipitable water: 1.99 inches Sfc-500 mean rel hum: 65.01 % Est. max temperature: 32.71 C = 90.89 F Sfc-Lift cond lev (LCL): 908.69 mb = 912.42 m = 2993.48 ft T: 21.75 C 700-500 lapse rate: 5.01 C/km ThetaE index: 11.12 C Layer 700.0- 616.0 mb Conv cond level (CCL): 816.75 mb = 1825.07 m = 5987.70 ft Mean mixing ratio: 15.07 g/kg Conv temperature: 34.81 C = 94.66 F Cap Strength: 2.71 C Lifted Index: 0.79 C Risk: Showers probable Lifted Index @300 mb: -0.02 C Lifted Index @700 mb: 0.55 C Showalter Index: 0.73 C Risk: Thunderstorms probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 19.50 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 213.60 Risk: None Energy Index: -2.50 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.95 J/kg Max Up Vert Vel: 8.24 m/s Conv Inhibition (B-): 121.22 J/kg Cap Strength: 2.60 C Lift Cond Lev (LCL): 889.72 mb = 1094.41 m = 3590.55 ft Lev Free Conv (LFC): 674.72 mb = 3432.52 m = 11261.42 ft Equ Level (EL): 594.72 mb = 4463.10 m = 14642.54 ft B at Equ Level: 28.14 J/kg Max Parcel Lev (MPL): 554.72 mb = 5028.06 m = 16496.07 ft Wind level data Storm motion: 359 at 6 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 1006 3 255 8 7.7 2.1 | 222 11 7.6 8.5 1 1000 78 255 8 7.7 2.1 | 222 11 7.6 8.5 2 974 305 245 8 7.3 3.4 | 216 12 7.1 9.8 3 941 610 255 3 2.9 0.8 | 201 8 2.7 7.2 4 925 759 130 1 -0.8 0.6 | 173 7 -0.9 7.1 5 908 914 75 2 -1.9 -0.5 | 161 6 -2.1 5.9 6 877 1219 45 4 -2.8 -2.8 | 140 5 -3.0 3.6 7 850 1488 30 8 -4.0 -6.9 | 83 4 -4.2 -0.5 8 816 1829 15 7 -1.8 -6.8 | 81 2 -2.0 -0.3 9 787 2134 20 8 -2.7 -7.5 | 70 3 -2.9 -1.1 10 760 2438 345 8 2.1 -7.7 | 304 2 1.9 -1.3 11 733 2743 340 6 2.1 -5.6 | 247 2 1.9 0.8 12 700 3128 295 10 9.1 -4.2 | 256 9 8.9 2.2 13 656 3658 320 11 7.1 -8.4 | 286 7 6.9 -2.0 14 608 4267 315 12 8.5 -8.5 | 284 9 8.3 -2.0 15 564 4877 335 13 5.5 -11.8 | 315 8 5.3 -5.3 16 500 5860 325 8 4.6 -6.6 | 271 4 4.4 -0.1 17 485 6096 340 4 1.4 -3.8 | 204 3 1.2 2.7 18 400 7590 335 7 3.0 -6.3 | 268 3 2.8 0.1 19 398 7620 340 7 2.4 -6.6 | 273 2 2.2 -0.1 20 324 9144 195 9 2.3 8.7 | 188 15 2.2 15.1 21 300 9710 155 15 -6.3 13.6 | 162 21 -6.5 20.0 22 262 10668 170 14 -2.4 13.8 | 173 20 -2.6 20.2 23 250 10990 200 22 7.5 20.7 | 195 28 7.4 27.1 24 200 12480 210 26 13.0 22.5 | 204 32 12.8 29.0 25 150 14290 265 23 22.9 2.0 | 250 24 22.8 8.4 Wind Parameters Mean winds (0-6000m): 328.6 at 8.6 knts Storm direction: 358.6 at 6.4 knts Shear (0-3000m) pos: 1.3 neg: 1.3 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 40.6 deg Storm rel helicity (0-3000m) pos: 0.4 neg: -31.8 tot: -31.3 m^2/s^2 ave: -10.4 10^-3 m/s^2 rel: -0.64 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.48 Bulk Shear: 13.68 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 ------------------------------------------------------------------------------- 500 250 7 217 11| 0.0 3.4 3.4| 0.0 -7.2 -7.2 -14.5 -0.53| 4.9 -2.6 1000 248 5 207 9| 3.8 1.7 5.5| 0.0 -21.4 -21.4 -21.4 -0.73| 6.8 -4.9 1500 284 5 220 7| 2.5 2.8 5.3| 0.0 -28.1 -28.1 -18.7 -0.78| 6.7 -5.2 2000 352 5 209 1| 1.9 1.9 3.8| 0.0 -28.4 -28.4 -14.2 -0.72| 5.6 -4.0 2500 358 6 182 0| 1.5 1.4 2.9| 0.0 -30.8 -30.8 -12.3 -0.75| 5.7 -4.2 3000 350 6 247 1| 1.3 1.3 2.6| 0.4 -31.8 -31.3 -10.4 -0.64| 5.8 -3.7 4000 331 7 269 3| 1.0 1.0 2.0| 9.0 -33.3 -24.3 -6.1 -0.45| 5.2 -2.4 5000 328 8 279 4| 1.2 0.8 2.0| 17.9 -34.3 -16.4 -3.3 -0.32| 4.8 -1.5 6000 329 9 282 4| 1.0 0.5 1.5| 17.9 -41.5 -23.6 -3.9 -0.38| 4.6 -1.7 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20251201.12.gif