UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for MMMX... Searching the city database file for: MMMX ... Date:0000Z 21 OCT 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 61 1 925 763 2 850 1514 SFC 776 2234 22.4 8.4 41 14.0 13.4 40 7 317.8 319.5 295.7 346.1 8.95 4 775 2246 21.0 8.0 43 13.0 12.7 39 7 316.4 318.1 295.2 343.8 8.72 5 700 3190 13.2 7.2 67 6.0 9.5 360 14 317.1 318.9 295.7 345.9 9.15 6 664 3631 8.6 5.5 81 3.1 6.7 9 12 316.8 318.4 295.2 343.7 8.57 7 628 4090 5.4 0.4 70 5.0 2.7 19 9 318.2 319.4 293.9 338.3 6.29 8 569 4889 -0.7 -2.5 88 1.8 -1.6 59 12 320.1 321.2 293.9 338.2 5.60 9 552 5132 -1.9 -11.9 46 10.0 -6.0 63 16 321.5 322.0 291.9 330.8 2.78 10 547 5204 -0.9 -23.9 16 23.0 -8.1 63 18 323.5 323.7 290.9 327.1 1.01 11 522 5578 -1.7 -40.7 3 39.0 -10.2 68 25 326.9 327.0 291.0 327.7 0.21 12 509 5779 -3.3 -25.3 16 22.0 -10.0 70 29 327.3 327.5 291.9 330.8 0.96 13 500 5920 -3.9 -37.9 5 34.0 -11.5 65 29 328.3 328.3 291.5 329.4 0.29 14 478 6273 -5.9 -45.9 3 40.0 -13.2 65 23 330.1 330.1 291.9 330.6 0.13 15 442 6880 -11.3 -47.3 3 36.0 -17.0 84 19 330.7 330.7 292.0 331.2 0.12 16 439 6932 -11.5 -30.5 19 19.0 -16.2 86 19 331.1 331.3 292.7 333.6 0.69 17 411 7435 -14.1 -59.1 1 45.0 -19.4 82 19 334.1 334.1 292.9 334.2 0.03 18 400 7640 -15.7 -59.7 1 44.0 -20.6 85 18 334.6 334.6 293.0 334.7 0.03 19 360 8423 -22.5 -39.5 20 17.0 -25.2 71 16 335.7 335.8 293.6 337.0 0.34 20 352 8587 -22.7 -56.7 3 34.0 -26.0 63 16 337.6 337.6 293.8 337.8 0.05 21 320 9279 -27.1 -49.1 11 22.0 -29.5 46 12 340.8 340.9 294.7 341.4 0.14 22 300 9740 -31.3 -49.3 15 18.0 -33.0 30 10 341.3 341.3 294.8 341.8 0.14 23 250 11010 -40.9 -59.9 11 19.0 -41.8 10 14 345.3 345.3 295.6 345.5 0.05 24 228 11631 -46.1 -65.1 10 19.0 -46.7 3 8 346.5 346.5 295.9 346.7 0.03 25 224 11749 -47.3 -66.3 10 19.0 -47.9 2 7 346.5 346.5 295.8 346.6 0.02 26 220 11868 -48.3 -60.3 24 12.0 -48.7 0 6 346.7 346.7 296.0 346.9 0.05 27 200 12490 -53.7 -60.7 42 7.0 -53.9 335 8 347.7 347.7 296.2 348.0 0.05 28 196 12620 -54.9 -59.9 54 5.0 -55.1 336 7 347.8 347.8 296.2 348.1 0.06 29 165 13700 -62.9 -70.9 33 8.0 -63.0 253 9 352.0 352.0 297.1 352.1 0.02 30 150 14280 -67.9 -72.8 49 4.9 -67.9 250 10 353.1 353.1 297.3 353.2 0.01 31 142 14608 -70.9 -74.7 57 3.8 -70.9 250 9 353.5 353.5 297.4 353.5 0.01 32 126 15308 -77.1 -81.9 46 4.8 -77.1 300 11 354.5 354.5 297.6 354.6 0.00 33 121 15541 -77.1 -84.1 32 7.0 -77.1 300 14 358.7 358.7 298.4 358.7 0.00 34 100 16630 -80.1 -87.1 30 7.0 -80.1 100 19 373.0 373.0 301.1 373.0 0.00 35 95 16917 -82.7 -87.7 42 5.0 -82.7 105 16 373.4 373.4 301.2 373.4 0.00 36 88 17349 -77.3 -86.3 22 9.0 -77.3 317 6 392.5 392.5 304.2 392.5 0.00 37 81 17828 -73.3 -84.3 17 11.0 -73.3 82 9 410.1 410.1 306.5 410.1 0.00 38 70 18680 -73.3 -88.3 8 15.0 -73.3 100 6 427.6 427.6 308.6 427.6 0.00 39 67 18935 -74.9 -88.9 10 14.0 -75.0 125 6 429.5 429.5 308.8 429.5 0.00 40 65 19111 -74.7 -89.7 8 15.0 -74.7 122 8 433.7 433.7 309.2 433.7 0.00 41 63 19294 -73.3 -89.3 7 16.0 -73.4 122 10 440.6 440.6 310.0 440.7 0.00 42 62 19389 -67.7 -88.7 3 21.0 -67.9 140 8 455.1 455.1 311.3 455.1 0.00 TRP 95 16917 -82.7 -87.7 42 5.0 -82.7 105 16 373.4 373.4 301.2 373.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5859.00 m Freezing level: 575.77 mb = 4797.64 m = 15740.09 ft Wetbulb zero: 591.36 mb = 4577.19 m = 15016.84 ft Sfc-500 mean rel hum: 56.28 % Est. max temperature: 22.84 C = 73.11 F Sfc-Lift cond lev (LCL): 630.68 mb = 4055.12 m = 13304.05 ft T: 5.64 C 700-500 lapse rate: 6.26 C/km ThetaE index: 2.25 C Layer 775.0- 700.0 mb Conv cond level (CCL): 626.62 mb = 4108.12 m = 13477.91 ft Mean mixing ratio: 8.94 g/kg Conv temperature: 22.82 C = 73.07 F Cap Strength: 1.21 C Lifted Index: 0.94 C Risk: Showers probable Lifted Index @300 mb: -0.09 C Lifted Index @700 mb: 0.26 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 81.77 J/kg Max Up Vert Vel: 12.79 m/s Conv Inhibition (B-): 11.46 J/kg Cap Strength: 1.10 C Lift Cond Lev (LCL): 638.73 mb = 3950.71 m = 12961.50 ft Lev Free Conv (LFC): 603.73 mb = 4409.50 m = 14466.67 ft Equ Level (EL): 533.73 mb = 5400.60 m = 17718.30 ft B at Equ Level: 27.11 J/kg Max Parcel Lev (MPL): 473.73 mb = 6343.02 m = 20810.18 ft Wind level data Storm motion: 89 at 12 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 ---------------------------------------------------------- 0 776 2234 40 7 -4.5 -5.4 | 304 9 7.7 -5.2 1 759 2438 15 12 -3.1 -11.6 | 322 15 9.1 -11.4 2 711 3048 5 14 -1.2 -13.9 | 321 18 11.0 -13.8 3 700 3190 360 14 -0.0 -14.0 | 319 18 12.2 -13.8 4 590 4572 30 6 -3.0 -5.2 | 299 10 9.2 -5.0 5 569 4877 60 12 -10.4 -6.0 | 343 6 1.8 -5.8 6 508 5791 70 29 -27.3 -9.9 | 57 18 -15.1 -9.8 7 500 5920 65 29 -26.3 -12.3 | 49 19 -14.1 -12.1 8 470 6401 65 21 -19.0 -8.9 | 38 11 -6.8 -8.7 9 434 7010 90 19 -19.0 0.0 | 91 7 -6.8 0.2 10 417 7315 80 19 -18.7 -3.3 | 64 7 -6.5 -3.1 11 400 7640 85 18 -17.9 -1.6 | 76 6 -5.7 -1.4 12 385 7925 95 16 -15.9 1.4 | 113 4 -3.7 1.6 13 339 8839 50 16 -12.3 -10.3 | 0 10 -0.1 -10.1 14 312 9449 45 10 -7.1 -7.1 | 323 9 5.1 -6.9 15 300 9740 30 10 -5.0 -8.7 | 320 11 7.2 -8.5 16 287 10058 5 16 -1.4 -15.9 | 326 19 10.8 -15.8 17 250 11010 10 14 -2.4 -13.8 | 324 17 9.8 -13.6 18 219 11887 360 6 -0.0 -6.0 | 296 14 12.2 -5.8 19 209 12192 335 8 3.4 -7.3 | 294 17 15.6 -7.1 20 200 12490 335 8 3.4 -7.3 | 294 17 15.6 -7.1 21 181 13106 340 4 1.4 -3.8 | 285 14 13.6 -3.6 22 172 13411 255 8 7.7 2.1 | 264 20 19.9 2.2 23 150 14280 250 10 9.4 3.4 | 261 22 21.6 3.6 24 134 14935 250 8 7.5 2.7 | 262 20 19.7 2.9 25 127 15240 300 10 8.7 -5.0 | 283 21 20.9 -4.8 26 121 15545 300 14 12.1 -7.0 | 286 25 24.3 -6.8 27 103 16459 100 14 -13.8 2.4 | 148 3 -1.6 2.6 28 100 16630 100 19 -18.7 3.3 | 118 7 -6.5 3.5 29 98 16764 100 19 -18.7 3.3 | 118 7 -6.5 3.5 30 95 16917 105 16 -15.5 4.1 | 143 5 -3.3 4.3 31 93 17069 105 16 -15.5 4.1 | 143 5 -3.3 4.3 32 88 17374 310 6 4.6 -3.9 | 282 17 16.8 -3.7 33 83 17678 35 8 -4.6 -6.6 | 310 10 7.6 -6.4 34 79 17983 125 10 -8.2 5.7 | 214 7 4.0 5.9 35 75 18288 165 10 -2.6 9.7 | 224 14 9.6 9.8 36 71 18593 70 2 -1.9 -0.7 | 273 10 10.3 -0.5 37 70 18680 100 6 -5.9 1.0 | 259 6 6.3 1.2 38 67 18898 125 6 -4.9 3.4 | 244 8 7.3 3.6 39 63 19202 120 10 -8.7 5.0 | 214 6 3.5 5.2 40 59 19507 185 4 0.3 4.0 | 252 13 12.5 4.1 Wind Parameters Mean winds (0-6000m): 59.3 at 16.3 knts Storm direction: 89.3 at 12.2 knts Shear (0-3000m) pos: 3.0 neg: 1.6 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 85.4 deg Storm rel helicity (0-3000m) pos: 34.7 neg: -18.1 tot: 16.6 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.05 Bulk Shear: 16.21 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 16 11 320 14| 0.0 8.0 8.0| 10.1 0.0 10.1 20.3 0.44| 8.2 3.6 1000 10 12 320 16| 0.0 4.8 4.8| 10.1 -4.7 5.4 5.4 0.23| 5.5 1.3 1500 9 12 320 16| 1.3 3.2 4.5| 10.1 -7.3 2.9 1.9 0.13| 4.9 0.6 2000 9 12 318 15| 1.8 2.4 4.2| 10.1 -13.4 -3.3 -1.6 0.00| 4.6 0.0 2500 11 11 316 14| 2.0 1.9 3.9| 17.5 -18.1 -0.6 -0.2 0.06| 4.8 0.3 3000 21 11 322 13| 3.0 1.6 4.6| 34.7 -18.1 16.6 5.5 0.31| 5.8 1.8 4000 43 15 349 11| 3.4 1.6 5.0| 53.4 -34.0 19.5 4.9 0.24| 6.6 1.6 5000 52 16 3 10| 2.7 1.3 3.9| 69.3 -40.3 29.1 5.8 0.26| 6.6 1.7 6000 59 16 12 8| 2.2 1.3 3.5| 75.3 -45.9 29.4 4.9 0.22| 6.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//MMMX/skewt/MMMX.skewt.20251021.00.gif