UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for MMMX... Searching the city database file for: MMMX ... Date:0000Z 7 DEC 25 Station: MMMX WMO ident: 76679 Latitude: 19.43 Longitude: -99.08 Elevation: 2234.00 ------------------------------------------------------------------------------- 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 57 1 925 753 2 850 1496 SFC 774 2234 19.6 5.6 40 14.0 11.1 255 5 315.0 316.4 293.9 338.2 7.39 4 700 3161 12.2 4.2 58 8.0 7.5 10 4 316.0 317.4 294.1 339.3 7.41 5 627 4068 3.4 1.6 88 1.8 2.4 121 3 316.0 317.4 293.7 337.7 6.87 6 599 4437 0.6 -0.1 95 0.7 0.2 179 2 317.0 318.2 293.6 337.2 6.36 7 554 5061 -1.9 -9.9 54 8.0 -5.4 198 6 321.2 321.8 292.2 331.9 3.25 8 550 5119 -2.3 -7.3 69 5.0 -4.6 201 7 321.4 322.1 292.9 334.5 4.02 9 531 5397 -3.3 -10.3 58 7.0 -6.3 215 11 323.4 324.1 292.9 334.4 3.29 10 509 5730 -5.9 -8.0 85 2.1 -6.8 232 10 324.2 325.0 293.8 337.8 4.12 11 500 5870 -6.7 -9.8 79 3.1 -8.1 235 12 324.9 325.6 293.6 337.0 3.64 12 488 6060 -7.1 -11.7 70 4.6 -9.0 227 17 326.6 327.3 293.7 337.4 3.20 13 452 6656 -11.1 -12.7 88 1.6 -11.8 243 20 328.9 329.5 294.3 339.7 3.19 14 432 7004 -13.3 -14.3 92 1.0 -13.7 234 20 330.4 330.9 294.4 340.4 2.93 15 420 7219 -13.5 -18.0 69 4.5 -15.0 228 21 332.8 333.2 294.4 340.5 2.21 16 400 7590 -16.1 -22.1 60 6.0 -17.9 235 27 334.1 334.4 294.3 339.9 1.63 17 382 7935 -18.7 -23.2 68 4.5 -20.0 234 28 335.1 335.4 294.5 340.6 1.55 18 374 8092 -19.7 -27.7 49 8.0 -21.7 233 28 335.8 336.0 294.2 339.6 1.05 19 363 8313 -21.5 -30.5 44 9.0 -23.4 232 28 336.3 336.4 294.1 339.3 0.83 20 353 8518 -23.1 -27.5 67 4.4 -24.1 231 28 336.8 337.0 294.6 341.0 1.13 21 342 8750 -24.9 -27.9 76 3.0 -25.6 230 29 337.4 337.6 294.7 341.6 1.13 22 324 9141 -27.3 -37.3 38 10.0 -28.9 221 30 339.4 339.5 294.6 341.2 0.48 23 317 9298 -28.5 -44.5 20 16.0 -30.4 215 30 339.8 339.9 294.5 340.7 0.23 24 313 9389 -29.3 -46.3 18 17.0 -31.2 212 31 339.9 340.0 294.5 340.7 0.19 25 311 9434 -29.7 -46.7 18 17.0 -31.5 211 31 340.0 340.0 294.5 340.7 0.18 26 309 9480 -29.9 -41.9 30 12.0 -31.4 211 31 340.3 340.4 294.7 341.6 0.31 27 301 9666 -31.7 -37.7 55 6.0 -32.6 214 29 340.4 340.5 294.8 342.3 0.49 28 300 9690 -31.9 -36.9 61 5.0 -32.6 215 29 340.4 340.5 294.9 342.5 0.54 29 279 10203 -36.3 -39.6 71 3.3 -36.7 225 28 341.2 341.3 295.0 342.9 0.44 30 250 10960 -42.7 -47.7 58 5.0 -43.0 230 31 342.6 342.6 295.1 343.4 0.21 31 200 12420 -55.3 -63.3 36 8.0 -55.5 235 29 345.2 345.2 295.6 345.4 0.04 32 196 12548 -56.3 -63.3 41 7.0 -56.5 236 31 345.6 345.6 295.7 345.8 0.04 33 183 12980 -59.1 -72.1 17 13.0 -59.3 239 37 347.9 347.9 296.2 348.0 0.01 34 150 14200 -67.5 -80.5 14 13.0 -67.6 230 49 353.8 353.8 297.4 353.8 0.00 35 100 16580 -78.5 -87.5 22 9.0 -78.5 225 35 376.1 376.1 301.6 376.1 0.00 36 99 16637 -78.7 -87.7 22 9.0 -78.7 225 37 376.8 376.8 301.7 376.8 0.00 37 91 17120 -75.9 -88.9 11 13.0 -75.9 244 34 391.5 391.5 304.0 391.5 0.00 38 77 18076 -79.5 -90.5 15 11.0 -79.5 213 20 403.2 403.2 305.6 403.2 0.00 39 70 18620 -77.1 -88.1 16 11.0 -77.1 190 4 419.4 419.4 307.6 419.4 0.00 40 64 19137 -74.9 -86.9 14 12.0 -75.0 302 11 435.2 435.2 309.4 435.2 0.00 TRP 99 16637 -78.7 -87.7 22 9.0 -78.7 225 37 376.8 376.8 301.7 376.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 588.20 mb = 4586.75 m = 15048.21 ft Wetbulb zero: 597.42 mb = 4458.10 m = 14626.15 ft Sfc-500 mean rel hum: 68.98 % Est. max temperature: 20.66 C = 69.19 F Sfc-Lift cond lev (LCL): 628.12 mb = 4053.62 m = 13299.12 ft T: 3.54 C 700-500 lapse rate: 6.98 C/km Conv cond level (CCL): 616.06 mb = 4210.38 m = 13813.40 ft Mean mixing ratio: 7.37 g/kg Conv temperature: 20.90 C = 69.62 F Cap Strength: 1.19 C Lifted Index: 0.58 C Risk: Showers probable Lifted Index @300 mb: 2.88 C Lifted Index @700 mb: 0.32 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.03 J/kg Max Up Vert Vel: 3.17 m/s Conv Inhibition (B-): 13.21 J/kg Cap Strength: 1.15 C Lift Cond Lev (LCL): 622.38 mb = 4128.11 m = 13543.50 ft Lev Free Conv (LFC): 597.38 mb = 4458.68 m = 14628.04 ft Equ Level (EL): 577.38 mb = 4730.77 m = 15520.71 ft B at Equ Level: 4.07 J/kg Max Parcel Lev (MPL): 557.38 mb = 5012.45 m = 16444.85 ft Wind level data Storm motion: 264 at 9 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 ---------------------------------------------------------- 0 774 2234 255 5 4.8 1.3 | 94 4 -4.4 0.3 1 732 2743 320 4 2.6 -3.1 | 58 8 -6.7 -4.1 2 709 3048 20 4 -1.4 -3.8 | 66 12 -10.6 -4.8 3 700 3161 10 4 -0.7 -3.9 | 63 11 -9.9 -5.0 4 658 3658 40 8 -5.1 -6.1 | 64 16 -14.4 -7.1 5 634 3962 100 4 -3.9 0.7 | 89 13 -13.2 -0.3 6 610 4267 175 2 -0.2 2.0 | 96 9 -9.4 1.0 7 566 4877 190 4 0.7 3.9 | 109 9 -8.5 2.9 8 524 5486 220 12 7.7 9.2 | 169 8 -1.5 8.2 9 505 5791 235 10 8.2 5.7 | 168 5 -1.0 4.7 10 500 5870 235 12 9.8 6.9 | 186 6 0.6 5.9 11 486 6096 225 18 12.7 12.7 | 197 12 3.5 11.7 12 467 6401 250 19 17.9 6.5 | 238 10 8.6 5.5 13 415 7315 225 21 14.8 14.8 | 202 15 5.6 13.8 14 400 7590 235 27 22.1 15.5 | 222 19 12.9 14.5 15 337 8839 230 29 22.2 18.6 | 216 22 13.0 17.6 16 310 9449 210 31 15.5 26.8 | 194 27 6.3 25.8 17 300 9690 215 29 16.6 23.8 | 198 24 7.4 22.7 18 261 10668 235 27 22.1 15.5 | 222 19 12.9 14.5 19 250 10960 230 31 23.7 19.9 | 218 24 14.5 18.9 20 200 12420 235 29 23.8 16.6 | 223 21 14.5 15.6 21 179 13106 240 39 33.8 19.5 | 233 31 24.5 18.5 22 150 14200 230 49 37.5 31.5 | 223 42 28.3 30.5 23 147 14326 230 49 37.5 31.5 | 223 42 28.3 30.5 24 126 15240 255 31 29.9 8.0 | 251 22 20.7 7.0 25 113 15850 230 25 19.2 16.1 | 213 18 9.9 15.1 26 100 16580 225 35 24.7 24.7 | 213 28 15.5 23.7 27 99 16637 225 37 26.2 26.2 | 214 30 16.9 25.1 28 97 16764 225 35 24.7 24.7 | 213 28 15.5 23.7 29 92 17069 245 35 31.7 14.8 | 239 26 22.5 13.8 30 83 17678 235 25 20.5 14.3 | 220 17 11.2 13.3 31 78 17983 210 19 9.5 16.5 | 181 15 0.3 15.4 32 74 18288 220 21 13.5 16.1 | 196 16 4.3 15.1 33 70 18593 140 2 -1.3 1.5 | 93 11 -10.5 0.5 34 70 18620 190 4 0.7 3.9 | 109 9 -8.5 2.9 35 66 18898 310 2 1.5 -1.3 | 73 8 -7.7 -2.3 36 62 19202 295 18 16.3 -7.6 | 321 11 7.1 -8.6 Wind Parameters Mean winds (0-6000m): 233.7 at 12.4 knts Storm direction: 263.7 at 9.3 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 48.5 deg Storm rel helicity (0-3000m) pos: 54.1 neg: -6.4 tot: 47.7 m^2/s^2 ave: 15.9 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.38 Bulk Shear: 13.31 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 ------------------------------------------------------------------------------- 500 283 5 67 5| 5.0 0.0 5.0| 0.0 -4.0 -4.0 -8.0 -0.59| 5.3 -3.1 1000 320 4 56 8| 4.3 0.0 4.3| 3.3 -5.7 -2.4 -2.4 -0.24| 5.2 -1.2 1500 2 5 57 11| 4.1 0.0 4.1| 14.7 -6.4 8.4 5.6 0.01| 5.7 0.1 2000 21 5 63 12| 1.4 0.0 1.4| 37.6 -6.4 31.2 15.6 0.25| 6.6 1.6 2500 27 4 66 12| 1.0 0.0 1.0| 41.2 -6.4 34.9 13.9 0.28| 5.7 1.6 3000 46 5 71 13| 1.1 0.0 1.1| 54.1 -6.4 47.7 15.9 0.40| 5.7 2.3 4000 228 7 130 5| 1.8 0.0 1.8| 78.5 -6.5 72.0 18.0 0.47| 6.5 3.1 5000 235 9 161 5| 1.5 0.5 2.0| 90.1 -28.1 62.0 12.4 0.34| 6.4 2.2 6000 234 12 187 6| 1.9 0.5 2.4|114.6 -34.1 80.5 13.4 0.36| 6.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//MMMX/skewt/MMMX.skewt.20251207.00.gif