UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for MMMX... Searching the city database file for: MMMX ... Date:0000Z 9 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 104 1 925 793 2 850 1529 SFC 776 2234 16.2 9.2 63 7.0 11.7 275 5 311.1 312.9 294.4 340.2 9.46 4 745 2610 12.6 8.2 75 4.4 9.9 307 5 310.8 312.6 294.1 339.1 9.20 5 700 3176 8.6 6.4 86 2.2 7.3 155 6 312.0 313.7 294.0 338.7 8.65 6 621 4157 2.6 2.1 96 0.5 2.3 231 11 316.0 317.4 294.0 338.7 7.19 7 585 4639 1.2 -5.8 60 7.0 -2.1 246 10 319.8 320.6 292.7 333.6 4.24 8 525 5499 -6.1 -9.5 77 3.4 -7.5 302 13 321.1 321.8 292.4 332.8 3.55 9 510 5726 -7.5 -10.0 82 2.5 -8.5 289 15 322.1 322.8 292.7 333.7 3.51 10 500 5880 -8.1 -12.3 72 4.2 -9.8 280 16 323.2 323.7 292.6 333.1 2.98 11 486 6101 -8.7 -20.7 37 12.0 -12.5 272 17 325.1 325.4 291.8 330.3 1.51 12 454 6628 -10.7 -34.7 12 24.0 -15.9 267 18 328.9 329.0 291.9 330.6 0.44 13 400 7590 -18.3 -39.3 14 21.0 -21.8 265 19 331.2 331.3 292.4 332.4 0.32 14 399 7609 -18.3 -37.3 17 19.0 -21.7 262 18 331.4 331.5 292.5 332.9 0.39 15 397 7646 -18.1 -26.1 50 8.0 -20.1 261 18 332.2 332.4 293.4 336.3 1.15 16 395 7684 -18.5 -24.5 59 6.0 -20.1 262 18 332.1 332.4 293.6 336.9 1.33 17 382 7933 -19.5 -32.5 31 13.0 -22.2 272 18 334.0 334.1 293.4 336.5 0.65 18 374 8090 -20.5 -37.5 20 17.0 -23.5 278 18 334.7 334.8 293.4 336.3 0.41 19 357 8432 -23.9 -29.9 58 6.0 -25.2 290 18 334.6 334.8 293.8 337.9 0.90 20 312 9403 -30.9 -33.6 77 2.7 -31.3 243 19 338.0 338.2 294.5 340.7 0.72 21 300 9680 -33.3 -35.6 80 2.3 -33.6 230 16 338.4 338.6 294.5 340.8 0.61 22 290 9919 -35.3 -37.4 81 2.1 -35.5 225 19 338.9 339.0 294.6 340.9 0.53 23 250 10940 -43.5 -49.5 51 6.0 -43.9 225 25 341.4 341.4 294.8 342.1 0.17 24 231 11466 -47.7 -57.7 31 10.0 -48.1 240 32 342.8 342.8 295.1 343.1 0.07 25 212 12026 -52.5 -61.5 33 9.0 -52.7 240 40 343.9 343.9 295.3 344.0 0.05 26 207 12180 -53.1 -66.1 19 13.0 -53.4 240 42 345.3 345.3 295.6 345.4 0.03 27 200 12400 -54.9 -67.9 19 13.0 -55.1 240 45 345.8 345.8 295.7 345.9 0.02 28 150 14190 -66.9 -79.9 14 13.0 -67.0 250 41 354.8 354.8 297.7 354.9 0.00 29 145 14392 -68.7 -80.7 16 12.0 -68.8 246 42 355.2 355.2 297.7 355.2 0.00 30 100 16560 -76.9 -87.9 16 11.0 -76.9 255 29 379.1 379.1 302.1 379.2 0.00 31 75 18197 -81.7 -90.7 20 9.0 -81.7 220 29 401.6 401.6 305.4 401.6 0.00 32 70 18590 -76.9 -87.9 16 11.0 -76.9 290 10 419.9 419.9 307.7 419.9 0.00 33 60 19476 -75.9 -86.9 16 11.0 -75.9 317 2 441.0 441.0 310.0 441.0 0.00 34 54 20087 -74.1 -86.1 14 12.0 -74.2 245 6 458.7 458.7 311.7 458.7 0.00 35 50 20540 -69.3 -85.3 8 16.0 -69.5 340 6 480.2 480.2 313.5 480.2 0.01 36 42 21588 -66.7 -84.7 6 18.0 -67.0 354 23 511.2 511.2 315.7 511.2 0.01 37 40 21885 -63.3 -84.3 4 21.0 -63.8 323 12 526.9 526.9 316.7 526.9 0.01 38 37 22363 -64.3 -83.3 6 19.0 -64.7 310 10 536.2 536.2 317.3 536.3 0.01 39 31 23460 -58.7 -82.7 3 24.0 -59.7 104 13 579.2 579.2 319.6 579.2 0.01 TRP 75 18197 -81.7 -90.7 20 9.0 -81.7 220 29 401.6 401.6 305.4 401.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 575.14 mb = 4780.31 m = 15683.23 ft Wetbulb zero: 602.37 mb = 4402.61 m = 14444.07 ft Sfc-500 mean rel hum: 78.73 % Est. max temperature: 20.50 C = 68.90 F Sfc-Lift cond lev (LCL): 698.80 mb = 3190.05 m = 10465.91 ft T: 8.51 C 700-500 lapse rate: 6.18 C/km ThetaE index: 7.41 C Layer 745.0- 510.0 mb Conv cond level (CCL): 666.05 mb = 3583.02 m = 11755.16 ft Mean mixing ratio: 8.92 g/kg Conv temperature: 18.59 C = 65.45 F Cap Strength: 1.30 C Lifted Index: -0.91 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.34 C Lifted Index @700 mb: 0.38 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.93 J/kg Max Up Vert Vel: 8.94 m/s Conv Inhibition (B-): 42.21 J/kg Cap Strength: 1.25 C Lift Cond Lev (LCL): 685.38 mb = 3348.78 m = 10986.68 ft Lev Free Conv (LFC): 550.38 mb = 5123.75 m = 16809.99 ft Equ Level (EL): 480.38 mb = 6190.86 m = 20310.98 ft B at Equ Level: 39.64 J/kg Max Parcel Lev (MPL): 380.38 mb = 7964.74 m = 26130.71 ft Wind level data Storm motion: 298 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 ---------------------------------------------------------- 0 776 2234 275 5 5.0 -0.4 | 138 6 -3.6 4.1 1 759 2438 335 8 3.4 -7.3 | 63 6 -5.2 -2.7 2 734 2743 285 2 1.9 -0.5 | 121 8 -6.7 4.0 3 710 3048 160 6 -2.1 5.6 | 134 15 -10.7 10.2 4 700 3176 155 6 -2.5 5.4 | 132 15 -11.2 10.0 5 685 3353 150 8 -4.0 6.9 | 132 17 -12.6 11.5 6 635 3962 230 12 9.2 7.7 | 183 12 0.6 12.3 7 588 4572 235 10 8.2 5.7 | 178 10 -0.4 10.3 8 566 4877 310 10 7.7 -6.4 | 27 2 -1.0 -1.9 9 545 5182 320 10 6.4 -7.7 | 35 4 -2.2 -3.1 10 506 5791 285 16 15.5 -4.1 | 267 7 6.8 0.4 11 500 5880 280 16 15.8 -2.8 | 256 7 7.1 1.8 12 467 6401 260 18 17.7 3.1 | 230 12 9.1 7.7 13 431 7010 280 18 17.7 -3.1 | 261 9 9.1 1.4 14 400 7590 265 19 18.9 1.7 | 239 12 10.3 6.2 15 398 7620 260 18 17.7 3.1 | 230 12 9.1 7.7 16 351 8534 295 18 16.3 -7.6 | 292 8 7.7 -3.1 17 310 9449 240 19 16.5 9.5 | 209 16 7.8 14.1 18 300 9680 230 16 12.3 10.3 | 194 15 3.6 14.8 19 272 10363 215 25 14.3 20.5 | 193 26 5.7 25.0 20 250 10940 225 25 17.7 17.7 | 202 24 9.0 22.2 21 237 11278 240 29 25.1 14.5 | 221 25 16.5 19.1 22 200 12400 240 45 39.0 22.5 | 228 41 30.3 27.1 23 179 13106 235 51 41.8 29.3 | 224 47 33.1 33.8 24 170 13411 230 47 36.0 30.2 | 218 44 27.4 34.8 25 154 14021 245 39 35.3 16.5 | 232 34 26.7 21.0 26 150 14190 250 41 38.5 14.0 | 238 35 29.9 18.6 27 119 15545 225 49 34.6 34.6 | 214 47 26.0 39.2 28 107 16154 255 37 35.7 9.6 | 242 31 27.1 14.1 29 100 16560 255 29 28.0 7.5 | 238 23 19.4 12.1 30 96 16764 255 29 28.0 7.5 | 238 23 19.4 12.1 31 82 17678 245 16 14.5 6.8 | 207 13 5.9 11.3 32 75 18197 220 29 18.6 22.2 | 201 29 10.0 26.8 33 74 18288 215 29 16.6 23.8 | 196 29 8.0 28.3 34 70 18590 290 10 9.4 -3.4 | 214 1 0.8 1.1 35 70 18593 270 21 21.0 -0.0 | 250 13 12.4 4.6 36 66 18898 285 8 7.7 -2.1 | 160 3 -0.9 2.5 37 63 19202 335 8 3.4 -7.3 | 63 6 -5.2 -2.7 38 60 19507 315 2 1.4 -1.4 | 114 8 -7.2 3.1 39 57 19812 305 2 1.6 -1.1 | 116 8 -7.0 3.4 40 54 20117 240 6 5.2 3.0 | 156 8 -3.4 7.6 41 51 20422 40 4 -2.6 -3.1 | 98 11 -11.2 1.5 42 50 20540 340 6 2.1 -5.6 | 81 7 -6.6 -1.1 43 48 20726 5 4 -0.3 -4.0 | 94 9 -9.0 0.6 44 45 21031 325 8 4.6 -6.6 | 64 5 -4.0 -2.0 45 42 21336 355 23 2.0 -22.9 | 20 20 -6.6 -18.4 46 39 21641 310 8 6.1 -5.1 | 77 3 -2.5 -0.6 47 37 21946 310 10 7.7 -6.4 | 27 2 -1.0 -1.9 48 34 22250 360 16 -0.0 -16.0 | 37 14 -8.6 -11.4 49 32 22555 65 10 -9.1 -4.2 | 91 18 -17.7 0.3 50 30 22860 145 16 -9.2 13.1 | 135 25 -17.8 17.7 51 28 23165 195 12 3.1 11.6 | 161 17 -5.5 16.1 52 26 23470 200 16 5.5 15.0 | 171 20 -3.2 19.6 Wind Parameters Mean winds (0-6000m): 267.8 at 13.0 knts Storm direction: 297.8 at 9.8 knts Shear (0-3000m) pos: 2.7 neg: 1.4 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): -113.6 deg Storm rel helicity (0-3000m) pos: 74.3 neg: -17.4 tot: 56.9 m^2/s^2 ave: 19.0 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 3.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.74 Bulk Shear: 14.55 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 ------------------------------------------------------------------------------- 500 320 6 93 5| 3.0 0.0 3.0| 7.3 -6.2 1.2 2.4 -0.04| 15.0 -0.6 1000 275 5 140 5| 1.5 4.3 5.8| 14.2 -14.4 -0.2 -0.2 0.01| 12.9 0.1 1500 188 6 145 13| 1.8 2.8 4.6| 49.9 -14.4 35.4 23.6 0.24| 11.9 2.9 2000 213 8 158 12| 2.3 2.1 4.4| 68.7 -15.3 53.4 26.7 0.32| 10.7 3.4 2500 223 8 165 11| 2.5 1.7 4.2| 73.7 -16.8 56.9 22.7 0.31| 10.2 3.2 3000 242 9 173 9| 2.7 1.4 4.1| 74.3 -17.4 56.9 19.0 0.36| 10.3 3.7 4000 264 10 195 6| 2.0 2.1 4.1| 74.3 -34.6 39.6 9.9 0.13| 9.7 1.2 5000 267 12 211 6| 1.9 1.7 3.5| 88.6 -41.5 47.1 9.4 0.15| 8.7 1.3 6000 268 13 221 7| 2.0 1.6 3.7|106.3 -54.1 52.2 8.7 0.15| 8.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//MMMX/skewt/MMMX.skewt.20251209.00.gif