UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:1200Z 29 OCT 25 Station: MMVA WMO ident: 76743 Latitude: 17.98 Longitude: -92.94 Elevation: 10.00 ------------------------------------------------------------------------------- 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 1013 10 25.0 21.5 81 3.5 22.5 205 3 297.1 300.0 295.2 343.7 16.14 1 1000 118 25.2 23.3 89 1.9 23.8 250 8 298.4 301.7 297.0 351.6 18.30 2 925 805 21.4 18.8 85 2.6 19.6 335 6 301.2 303.9 295.6 345.1 14.93 3 850 1533 16.6 14.5 87 2.1 15.2 315 6 303.5 305.8 294.3 340.1 12.31 4 700 3166 9.0 -5.0 37 14.0 2.2 310 4 312.5 313.2 290.1 324.4 3.76 5 500 5880 -5.5 -32.5 10 27.0 -12.1 270 8 326.3 326.4 291.2 328.2 0.50 6 400 7590 -17.1 -36.1 18 19.0 -20.7 285 10 332.8 332.9 292.9 334.4 0.44 TRP WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 575.86 mb = 4850.55 m = 15913.69 ft Wetbulb zero: 668.70 mb = 3534.93 m = 11597.40 ft Precipitable water: 1.64 inches Sfc-500 mean rel hum: 49.69 % Est. max temperature: 31.09 C = 87.96 F Sfc-Lift cond lev (LCL): 962.81 mb = 451.96 m = 1482.80 ft T: 23.35 C 700-500 lapse rate: 5.34 C/km ThetaE index: 27.21 C Layer 925.0- 500.0 mb Conv cond level (CCL): 901.27 mb = 1028.76 m = 3375.15 ft Mean mixing ratio: 16.45 g/kg Conv temperature: 29.89 C = 85.80 F Cap Strength: 1.22 C Lifted Index: -1.77 C Risk: Thunderstorms probable Lifted Index @700 mb: -0.98 C Showalter Index: 1.25 C Risk: Showers probable Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.00 C K Index: 22.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 194.00 Risk: None Energy Index: -2.25 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 365.21 J/kg Max Up Vert Vel: 27.03 m/s Conv Inhibition (B-): 11.12 J/kg Cap Strength: 1.22 C Lift Cond Lev (LCL): 930.78 mb = 750.09 m = 2460.89 ft Lev Free Conv (LFC): 865.78 mb = 1374.61 m = 4509.83 ft Wind level data Storm motion: 8 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 1013 10 205 3 1.3 2.7 | 195 8 2.0 7.3 1 1000 118 250 8 7.5 2.7 | 228 11 8.2 7.3 2 979 305 335 6 2.5 -5.4 | 285 3 3.2 -0.9 3 946 610 335 6 2.5 -5.4 | 285 3 3.2 -0.9 4 925 805 335 6 2.5 -5.4 | 285 3 3.2 -0.9 5 913 914 350 6 1.0 -5.9 | 308 2 1.7 -1.3 6 882 1219 325 6 3.4 -4.9 | 275 4 4.1 -0.3 7 851 1524 310 6 4.6 -3.9 | 262 5 5.3 0.7 8 850 1533 315 6 4.2 -4.2 | 266 5 4.9 0.3 9 821 1829 330 4 2.0 -3.5 | 247 3 2.7 1.1 10 791 2134 340 2 0.7 -1.9 | 207 3 1.4 2.7 11 763 2438 330 10 5.0 -8.7 | 306 7 5.7 -4.1 12 736 2743 355 10 0.9 -10.0 | 344 6 1.6 -5.4 13 710 3048 310 4 3.1 -2.6 | 242 4 3.7 2.0 14 700 3166 310 4 3.1 -2.6 | 242 4 3.7 2.0 15 684 3353 345 4 1.0 -3.9 | 247 2 1.7 0.7 16 634 3962 40 12 -7.7 -9.2 | 57 8 -7.0 -4.6 17 611 4267 25 10 -4.2 -9.1 | 38 6 -3.5 -4.5 18 566 4877 260 2 2.0 0.3 | 208 6 2.7 4.9 19 545 5182 275 2 2.0 -0.2 | 211 5 2.7 4.4 20 525 5486 275 4 4.0 -0.3 | 228 6 4.7 4.2 21 506 5791 270 8 8.0 -0.0 | 242 10 8.7 4.6 22 500 5880 270 8 8.0 -0.0 | 242 10 8.7 4.6 23 486 6096 250 12 11.3 4.1 | 234 15 12.0 8.7 24 467 6401 275 10 10.0 -0.9 | 251 11 10.6 3.7 25 431 7010 250 14 13.2 4.8 | 236 17 13.8 9.4 26 415 7315 280 14 13.8 -2.4 | 262 15 14.5 2.2 27 400 7590 285 10 9.7 -2.6 | 259 11 10.3 2.0 28 350 8534 285 21 20.3 -5.4 | 272 21 21.0 -0.9 Wind Parameters Mean winds (0-6000m): 338.5 at 6.2 knts Storm direction: 8.5 at 4.6 knts Shear (0-3000m) pos: 1.3 neg: 0.9 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 58.5 deg Storm rel helicity (0-3000m) pos: 35.9 neg: -12.6 tot: 23.4 m^2/s^2 ave: 7.8 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 1.8 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 150.98 Bulk Shear: 2.42 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 ------------------------------------------------------------------------------- 500 298 6 255 6| 8.5 0.0 8.5| 24.7 0.0 24.7 49.4 0.75| 17.1 12.7 1000 322 6 273 4| 4.3 0.0 4.3| 25.4 -0.3 25.1 25.1 0.68| 9.7 6.6 1500 323 6 273 4| 2.9 1.1 4.0| 25.4 -2.6 22.8 15.2 0.48| 7.6 3.7 2000 323 6 269 4| 2.0 0.8 2.8| 25.6 -4.4 21.2 10.6 0.33| 6.7 2.2 2500 325 6 271 4| 1.6 1.5 3.1| 31.6 -4.9 26.7 10.7 0.41| 7.3 3.0 3000 330 6 281 4| 1.3 0.9 2.2| 35.9 -12.6 23.4 7.8 0.23| 7.8 1.8 4000 342 6 298 3| 2.4 0.6 3.0| 43.3 -13.5 29.8 7.5 0.30| 7.6 2.3 5000 349 6 313 3| 1.9 1.8 3.7| 43.5 -34.2 9.3 1.9 0.01| 8.0 0.1 6000 338 6 292 3| 1.5 2.0 3.5| 50.1 -36.6 13.5 2.2 0.04| 7.5 0.3 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251029.12.gif