UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:0000Z 7 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 1007 10 31.2 22.2 59 9.0 24.6 10 3 303.7 306.9 297.5 354.2 16.97 1 1000 64 29.8 23.8 70 6.0 25.3 360 6 303.0 306.4 298.5 359.0 18.88 2 925 758 23.8 20.2 80 3.6 21.2 40 12 303.6 306.7 297.1 352.1 16.32 3 850 1492 19.2 15.6 80 3.6 16.7 60 12 306.3 308.7 295.7 346.0 13.23 4 700 3137 11.0 5.0 66 6.0 7.4 60 18 314.7 316.2 294.1 339.2 7.84 5 500 5870 -3.7 -11.7 54 8.0 -7.1 25 4 328.5 329.2 294.1 339.2 3.12 6 400 7600 -14.3 -24.3 42 10.0 -17.2 280 8 336.4 336.7 294.6 341.3 1.34 TRP WND Sounding variables and indices 1000-500 mb thick: 5806.00 m Freezing level: 550.34 mb = 5182.10 m = 17001.44 ft Wetbulb zero: 598.11 mb = 4414.65 m = 14483.58 ft Precipitable water: 2.15 inches Sfc-500 mean rel hum: 67.84 % Est. max temperature: 33.47 C = 92.24 F Sfc-Lift cond lev (LCL): 884.45 mb = 1147.16 m = 3763.59 ft T: 21.36 C 700-500 lapse rate: 5.38 C/km ThetaE index: 19.82 C Layer 925.0- 400.0 mb Conv cond level (CCL): 863.04 mb = 1359.87 m = 4461.47 ft Mean mixing ratio: 17.31 g/kg Conv temperature: 33.25 C = 91.86 F Cap Strength: 1.27 C Lifted Index: -2.43 C Risk: Severe thunderstorms possible Lifted Index @700 mb: -0.91 C Showalter Index: 0.73 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.30 C K Index: 32.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 215.20 Risk: None Energy Index: -1.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 375.61 J/kg Max Up Vert Vel: 27.41 m/s Conv Inhibition (B-): 21.02 J/kg Cap Strength: 1.27 C Lift Cond Lev (LCL): 893.02 mb = 1063.39 m = 3488.78 ft Lev Free Conv (LFC): 808.02 mb = 1921.10 m = 6302.73 ft Wind level data Storm motion: 78 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 1007 10 10 3 -0.5 -3.0 | 276 9 8.9 -0.9 1 1000 64 360 6 -0.0 -6.0 | 293 10 9.4 -4.0 2 973 305 35 8 -4.6 -6.6 | 313 7 4.8 -4.5 3 925 758 40 12 -7.7 -9.2 | 347 7 1.7 -7.2 4 908 914 45 12 -8.5 -8.5 | 352 7 0.9 -6.4 5 850 1492 60 12 -10.4 -6.0 | 14 4 -1.0 -4.0 6 817 1829 75 10 -9.7 -2.6 | 23 1 -0.2 -0.5 7 733 2743 50 18 -13.8 -11.6 | 25 10 -4.4 -9.5 8 707 3048 60 18 -15.6 -9.0 | 42 9 -6.2 -7.0 9 700 3137 60 18 -15.6 -9.0 | 42 9 -6.2 -7.0 10 657 3658 40 21 -13.5 -16.1 | 16 15 -4.1 -14.0 11 587 4572 60 14 -12.1 -7.0 | 29 6 -2.7 -5.0 12 565 4877 35 12 -6.9 -9.8 | 342 8 2.5 -7.8 13 524 5486 360 6 -0.0 -6.0 | 293 10 9.4 -4.0 14 500 5870 25 4 -1.7 -3.6 | 282 8 7.7 -1.6 15 486 6096 20 6 -2.1 -5.6 | 296 8 7.4 -3.6 16 467 6401 30 6 -3.0 -5.2 | 296 7 6.4 -3.2 17 449 6706 340 10 3.4 -9.4 | 300 15 12.8 -7.4 18 415 7315 340 6 2.1 -5.6 | 287 12 11.5 -3.6 19 400 7600 280 8 7.9 -1.4 | 268 17 17.3 0.7 20 399 7620 285 8 7.7 -2.1 | 270 17 17.2 -0.0 21 383 7925 255 10 9.7 2.6 | 256 20 19.1 4.6 22 368 8230 195 8 2.1 7.7 | 230 15 11.5 9.8 23 353 8534 165 18 -4.7 17.4 | 194 20 4.8 19.4 24 325 9144 205 14 5.9 12.7 | 226 21 15.3 14.7 25 312 9449 210 12 6.0 10.4 | 231 20 15.4 12.4 Wind Parameters Mean winds (0-6000m): 47.8 at 12.9 knts Storm direction: 77.8 at 9.6 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 123.4 deg Storm rel helicity (0-3000m) pos: 30.9 neg: -2.8 tot: 28.1 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 2.4 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 67.68 Bulk Shear: 5.55 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 27 7 307 8| 7.5 0.0 7.5| 16.4 0.0 16.4 32.9 0.83| 9.4 7.8 1000 36 9 325 7| 5.0 0.0 5.0| 22.1 0.0 22.1 22.1 0.83| 6.6 5.5 1500 43 10 337 6| 3.5 0.0 3.5| 24.3 0.0 24.3 16.2 0.79| 5.3 4.2 2000 50 10 343 5| 2.7 0.0 2.7| 24.6 0.0 24.6 12.3 0.64| 5.2 3.3 2500 53 11 353 5| 2.1 1.1 3.3| 24.6 -1.2 23.5 9.4 0.47| 5.3 2.5 3000 53 12 3 5| 2.2 0.9 3.1| 30.9 -2.8 28.1 9.4 0.45| 5.3 2.4 4000 51 14 13 7| 1.5 1.3 2.7| 35.3 -18.3 17.1 4.3 0.25| 5.3 1.3 5000 51 14 12 7| 1.2 1.3 2.5| 37.6 -32.1 5.5 1.1 0.07| 5.6 0.4 6000 48 13 1 7| 1.2 1.1 2.3| 39.5 -50.3 -10.8 -1.8 -0.04| 5.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251007.00.gif