UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for MMTP... Searching the city database file for: MMTP ... Date:0000Z 12 DEC 25 Station: MMTP WMO ident: 76903 Latitude: 14.92 Longitude: -92.25 Elevation: 118.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 82 265 7 SFC 996 118 30.8 23.8 66 7.0 25.6 265 7 304.3 307.8 298.9 360.9 18.96 2 925 774 24.2 21.6 85 2.6 22.3 340 8 304.1 307.4 298.1 357.2 17.83 3 850 1509 20.2 12.2 60 8.0 15.0 310 6 307.3 309.3 294.1 339.2 10.56 4 700 3159 10.0 7.3 83 2.7 8.3 80 14 313.6 315.3 294.8 342.1 9.21 5 500 5880 -5.3 -27.3 16 22.0 -11.5 170 6 326.6 326.7 291.6 329.5 0.81 6 400 7600 -17.3 -29.3 34 12.0 -20.1 285 6 332.5 332.7 293.2 335.6 0.85 7 300 9700 -31.5 -51.5 12 20.0 -33.3 265 19 341.0 341.0 294.7 341.4 0.11 8 250 10960 -42.9 -54.9 26 12.0 -43.5 260 21 342.3 342.3 295.0 342.7 0.09 9 200 12420 -55.9 -63.9 36 8.0 -56.1 290 29 344.2 344.3 295.4 344.4 0.04 10 150 14200 -65.9 -78.9 15 13.0 -66.0 245 37 356.6 356.6 298.0 356.6 0.01 11 100 16600 -79.5 -93.5 8 14.0 -79.5 215 23 374.1 374.1 301.3 374.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 569.28 mb = 4937.43 m = 16198.72 ft Wetbulb zero: 615.78 mb = 4195.70 m = 13765.25 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 61.46 % Est. max temperature: 33.96 C = 93.13 F Sfc-Lift cond lev (LCL): 900.52 mb = 1007.14 m = 3304.22 ft T: 22.93 C 700-500 lapse rate: 5.62 C/km ThetaE index: 21.65 C Layer 925.0- 700.0 mb Conv cond level (CCL): 849.56 mb = 1513.40 m = 4965.15 ft Mean mixing ratio: 17.75 g/kg Conv temperature: 33.82 C = 92.88 F Cap Strength: 1.31 C Lifted Index: -4.85 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.97 C Lifted Index @700 mb: -2.50 C Showalter Index: 1.83 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 17.50 C K Index: 35.00 Risk: > 80 % chance of thunderstorms Sweat Index: 164.40 Risk: None Energy Index: -1.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2638.40 J/kg Max Up Vert Vel: 72.64 m/s Conv Inhibition (B-): 23.74 J/kg Cap Strength: 1.31 C Lift Cond Lev (LCL): 886.86 mb = 1140.00 m = 3740.12 ft Lev Free Conv (LFC): 811.86 mb = 1899.14 m = 6230.70 ft Equ Level (EL): 141.86 mb = 14530.25 m = 47670.83 ft B at Equ Level: 2617.77 J/kg Wind level data Storm motion: 108 at 7 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 ---------------------------------------------------------- 0 996 118 265 7 7.0 0.6 | 276 14 13.6 -1.5 1 925 774 340 8 2.7 -7.5 | 316 13 9.3 -9.6 2 850 1509 310 6 4.6 -3.9 | 298 13 11.2 -6.0 3 700 3159 80 14 -13.8 -2.4 | 58 9 -7.2 -4.5 4 500 5880 170 6 -1.0 5.9 | 236 7 5.6 3.8 5 400 7600 285 6 5.8 -1.6 | 286 13 12.4 -3.7 6 300 9700 265 19 18.9 1.7 | 271 26 25.5 -0.4 7 250 10960 260 21 20.7 3.6 | 267 27 27.3 1.5 8 200 12420 290 29 27.3 -9.9 | 290 36 33.8 -12.0 9 150 14200 245 37 33.5 15.6 | 251 42 40.1 13.5 10 100 16600 215 23 13.2 18.8 | 230 26 19.8 16.7 Wind Parameters Mean winds (0-6000m): 77.7 at 9.2 knts Storm direction: 107.7 at 6.9 knts Shear (0-3000m) pos: 3.7 neg: 0.2 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 136.1 deg Storm rel helicity (0-3000m) pos: 103.6 neg: -13.0 tot: 90.6 m^2/s^2 ave: 30.2 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.8 10^-3/s Energy-Hel index: 0.96 Bulk Rich Number: 80.14 Bulk Shear: 32.92 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 ------------------------------------------------------------------------------- 500 294 7 291 14| 7.3 0.0 7.3| 27.3 0.0 27.3 54.6 0.99| 7.6 7.5 1000 316 8 303 14| 3.7 0.0 3.7| 34.9 -6.3 28.7 28.7 0.67| 5.9 3.9 1500 318 7 303 14| 2.4 0.4 2.8| 38.2 -13.0 25.2 16.8 0.46| 4.9 2.3 2000 324 7 307 14| 3.3 0.3 3.5| 58.4 -13.0 45.4 22.7 0.61| 5.2 3.2 2500 341 8 316 13| 3.7 0.2 3.9| 81.4 -13.0 68.4 27.4 0.71| 5.7 4.0 3000 7 9 333 12| 3.7 0.2 3.8|103.6 -13.0 90.6 30.2 0.77| 6.3 4.8 4000 50 10 6 8| 2.3 0.1 2.4|115.3 -13.0 102.3 25.6 0.78| 5.8 4.5 5000 70 10 25 6| 1.4 0.1 1.5|122.1 -13.0 109.1 21.8 0.81| 5.3 4.3 6000 78 9 31 5| 0.7 0.1 0.8|129.1 -13.0 116.1 19.3 0.80| 4.9 3.9 Wrote GIF file: /home/apache/climate/data/raob//MMTP/skewt/MMTP.skewt.20251212.00.gif