UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for MMMX... Searching the city database file for: MMMX ... Date:0000Z 27 APR 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 -23 1 925 694 2 850 1461 SFC 773 2234 30.0 -4.0 11 34.0 11.2 25 11 326.3 327.0 294.0 338.6 3.68 4 772 2246 27.8 -2.2 14 30.0 10.9 24 11 324.1 324.9 293.8 338.0 4.21 5 770 2271 26.4 -3.6 14 30.0 10.0 22 11 322.8 323.5 293.2 335.4 3.80 6 700 3168 18.0 -6.0 19 24.0 5.7 20 21 322.4 323.1 292.8 334.0 3.49 7 619 4201 8.2 -7.8 31 16.0 0.5 17 19 322.7 323.4 292.8 334.1 3.43 8 503 5864 -8.1 -10.7 82 2.6 -9.2 68 8 322.6 323.3 292.7 333.8 3.36 9 500 5910 -8.7 -10.8 85 2.1 -9.6 70 8 322.4 323.1 292.7 333.6 3.36 10 488 6097 -10.5 -11.0 96 0.5 -10.7 100 10 322.5 323.1 292.7 333.7 3.39 11 462 6517 -11.9 -15.6 74 3.7 -13.2 350 8 325.8 326.3 292.9 334.2 2.46 12 458 6584 -11.5 -22.5 40 11.0 -14.8 354 9 327.1 327.4 292.2 331.9 1.37 13 448 6753 -12.5 -29.5 23 17.0 -16.6 359 12 327.9 328.1 291.9 330.6 0.74 14 408 7461 -16.3 -33.3 22 17.0 -19.8 335 21 331.9 332.0 292.8 334.0 0.57 15 400 7610 -17.3 -35.3 19 18.0 -20.8 330 23 332.5 332.6 292.9 334.3 0.47 16 327 9086 -28.1 -48.1 13 20.0 -30.2 281 23 337.4 337.4 293.8 338.0 0.15 17 315 9353 -28.9 -52.9 8 24.0 -31.0 275 24 339.9 339.9 294.4 340.2 0.09 18 300 9700 -31.3 -58.3 5 27.0 -33.2 275 25 341.3 341.3 294.7 341.5 0.05 19 250 10960 -42.5 -58.5 16 16.0 -43.2 275 29 342.9 342.9 295.1 343.1 0.06 20 246 11068 -43.3 -60.3 14 17.0 -44.0 277 31 343.3 343.3 295.1 343.5 0.05 21 232 11458 -46.5 -55.5 35 9.0 -46.9 283 38 344.2 344.2 295.4 344.6 0.09 22 208 12169 -52.7 -58.7 48 6.0 -52.9 264 40 345.4 345.4 295.7 345.7 0.07 23 200 12420 -54.1 -60.1 48 6.0 -54.2 255 39 347.1 347.1 296.0 347.3 0.06 24 188 12813 -57.1 -69.1 20 12.0 -57.3 261 43 348.5 348.5 296.3 348.5 0.02 25 170 13441 -62.3 -72.3 25 10.0 -62.4 274 47 350.0 350.0 296.7 350.1 0.01 26 153 14089 -63.3 -79.3 10 16.0 -63.4 280 33 359.0 359.0 298.5 359.0 0.00 27 150 14210 -63.9 -79.9 10 16.0 -64.0 270 29 360.0 360.0 298.7 360.0 0.00 28 100 16620 -74.5 -87.5 12 13.0 -74.5 135 8 383.8 383.8 302.9 383.8 0.00 29 91 17166 -77.7 -88.7 15 11.0 -77.7 146 10 387.9 387.9 303.5 387.9 0.00 30 85 17558 -76.9 -88.9 13 12.0 -76.9 128 26 397.2 397.2 304.8 397.2 0.00 31 74 18347 -81.5 -90.5 20 9.0 -81.5 150 25 403.6 403.6 305.7 403.6 0.00 32 70 18660 -80.3 -89.3 21 9.0 -80.3 100 18 412.6 412.6 306.8 412.6 0.00 33 69 18741 -80.1 -89.1 21 9.0 -80.1 102 17 414.7 414.7 307.1 414.7 0.00 34 65 19084 -74.7 -87.7 12 13.0 -74.7 127 12 433.7 433.7 309.2 433.7 0.00 35 61 19452 -75.5 -87.5 14 12.0 -75.6 131 18 439.8 439.8 309.8 439.9 0.00 36 56 19949 -74.1 -88.1 10 14.0 -74.2 41 12 453.9 453.9 311.2 453.9 0.00 37 51 20501 -69.1 -87.1 6 18.0 -69.3 86 12 477.9 477.9 313.3 478.0 0.00 38 50 20620 -65.1 -86.1 4 21.0 -65.4 80 18 490.1 490.1 314.2 490.1 0.00 39 40 21983 -66.5 -86.5 4 20.0 -66.8 91 20 518.9 518.9 316.2 518.9 0.01 40 31 23570 -56.3 -84.3 2 28.0 -57.6 138 17 585.6 585.6 319.9 585.7 0.01 41 30 23780 -54.3 -82.3 2 28.0 -56.0 105 8 596.6 596.6 320.5 596.7 0.02 42 29 23999 -53.1 -82.1 2 29.0 -55.1 98 12 605.7 605.7 320.9 605.8 0.02 43 21 26091 -52.9 -80.9 2 28.0 -55.5 111 15 664.9 664.9 323.3 665.1 0.03 44 20 26410 -48.1 -80.1 1 32.0 -52.1 75 25 688.9 689.0 324.1 689.2 0.03 45 16 27891 -44.3 -77.3 1 33.0 -50.4 68 26 746.7 746.8 325.8 747.3 0.06 46 13 29277 -45.9 -76.9 2 31.0 -52.1 81 25 786.9 786.9 327.0 787.7 0.08 47 12 29814 -41.5 -75.5 1 34.0 -50.1 75 25 820.7 820.8 327.8 821.8 0.11 48 10 31050 -41.7 -73.7 2 32.0 -50.9 75 29 863.9 864.0 328.7 865.8 0.18 49 9.7 31257 -40.3 -74.3 1 34.0 -50.4 876.7 876.8 329.0 878.5 0.17 TRP 74 18347 -81.5 -90.5 20 9.0 -81.5 150 25 403.6 403.6 305.7 403.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5933.00 m Freezing level: 560.64 mb = 5037.22 m = 16526.10 ft Wetbulb zero: 612.48 mb = 4285.60 m = 14060.19 ft Sfc-500 mean rel hum: 38.77 % Est. max temperature: 26.65 C = 79.97 F Sfc-Lift cond lev (LCL): 468.14 mb = 6416.16 m = 21050.14 ft T: -11.56 C 700-500 lapse rate: 9.74 C/km ThetaE index: 4.67 C Layer 772.0- 619.0 mb Conv cond level (CCL): 490.20 mb = 6062.70 m = 19890.50 ft Mean mixing ratio: 3.61 g/kg Conv temperature: 26.42 C = 79.56 F Cap Strength: -0.12 C Lifted Index: -0.15 C Risk: Thunderstorms probable Lifted Index @300 mb: 6.12 C Lifted Index @700 mb: -0.18 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.54 J/kg Max Up Vert Vel: 2.26 m/s Conv Inhibition (B-): 34889.68 J/kg Cap Strength: 3.44 C Lift Cond Lev (LCL): 489.17 mb = 6078.99 m = 19943.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 35 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 ---------------------------------------------------------- 0 773 2234 25 11 -4.6 -10.0 | 285 2 1.9 -0.5 1 756 2438 10 12 -2.1 -11.8 | 298 5 4.5 -2.3 2 732 2743 25 16 -6.8 -14.5 | 2 5 -0.2 -5.0 3 700 3168 20 21 -7.2 -19.7 | 4 10 -0.6 -10.3 4 684 3353 355 18 1.6 -17.9 | 316 12 8.1 -8.5 5 659 3658 25 16 -6.8 -14.5 | 2 5 -0.2 -5.0 6 612 4267 15 19 -4.9 -18.4 | 350 9 1.6 -8.9 7 507 5791 65 8 -7.3 -3.4 | 173 6 -0.7 6.1 8 500 5910 70 8 -7.5 -2.7 | 172 7 -1.0 6.7 9 488 6096 100 10 -9.8 1.7 | 164 12 -3.3 11.2 10 469 6401 345 6 1.6 -5.8 | 246 9 8.1 3.7 11 450 6706 360 12 -0.0 -12.0 | 291 7 6.6 -2.5 12 400 7610 330 23 11.5 -19.9 | 300 21 18.1 -10.4 13 399 7620 335 21 8.9 -19.0 | 302 18 15.4 -9.6 14 367 8230 295 23 20.8 -9.7 | 271 27 27.4 -0.3 15 338 8839 300 23 19.9 -11.5 | 274 27 26.5 -2.0 16 324 9144 275 23 22.9 -2.0 | 256 30 29.5 7.5 17 300 9700 275 25 24.9 -2.2 | 257 32 31.5 7.3 18 273 10363 265 29 28.9 2.5 | 251 37 35.4 12.0 19 250 10960 275 29 28.9 -2.5 | 259 36 35.4 6.9 20 227 11582 285 41 39.6 -10.6 | 271 46 46.2 -1.1 21 200 12420 255 39 37.7 10.1 | 246 48 44.2 19.6 22 198 12497 255 41 39.6 10.6 | 246 50 46.2 20.1 23 162 13716 280 49 48.3 -8.5 | 269 55 54.8 1.0 24 155 14021 285 35 33.8 -9.1 | 269 40 40.4 0.4 25 150 14210 270 29 29.0 -0.0 | 255 37 35.6 9.5 26 140 14630 250 35 32.9 12.0 | 241 45 39.4 21.4 27 120 15545 260 29 28.6 5.0 | 248 38 35.1 14.5 28 108 16154 15 2 -0.5 -1.9 | 219 10 6.0 7.5 29 103 16459 185 6 0.5 6.0 | 205 17 7.1 15.4 30 100 16620 135 8 -5.7 5.7 | 183 15 0.9 15.1 31 98 16764 135 8 -5.7 5.7 | 183 15 0.9 15.1 32 92 17069 155 6 -2.5 5.4 | 195 15 4.0 14.9 33 88 17374 125 18 -14.7 10.3 | 158 21 -8.2 19.8 34 83 17678 130 31 -23.7 19.9 | 150 34 -17.2 29.4 35 74 18347 150 25 -12.5 21.7 | 169 32 -5.9 31.1 36 71 18593 145 21 -12.0 17.2 | 168 27 -5.5 26.7 37 70 18660 100 18 -17.7 3.1 | 138 17 -11.2 12.6 38 67 18898 105 16 -15.5 4.1 | 147 16 -8.9 13.6 39 64 19202 140 10 -6.4 7.7 | 180 17 0.1 17.1 40 61 19507 130 19 -14.6 12.2 | 160 23 -8.0 21.7 41 55 20117 10 10 -1.7 -9.8 | 274 5 4.8 -0.4 42 52 20422 90 8 -8.0 0.0 | 171 10 -1.4 9.5 43 50 20620 80 18 -17.7 -3.1 | 120 13 -11.2 6.3 44 49 20726 35 12 -6.9 -9.8 | 43 0 -0.3 -0.4 45 47 21031 120 14 -12.1 7.0 | 161 17 -5.6 16.5 46 45 21336 75 14 -13.5 -3.6 | 130 9 -7.0 5.8 47 42 21641 70 18 -16.9 -6.2 | 108 11 -10.4 3.3 48 38 22250 105 21 -20.3 5.4 | 137 20 -13.7 14.9 49 35 22860 95 14 -13.9 1.2 | 145 13 -7.4 10.7 50 32 23470 140 19 -12.2 14.6 | 167 25 -5.7 24.0 51 30 23774 135 14 -9.9 9.9 | 170 20 -3.3 19.4 52 30 23780 105 8 -7.7 2.1 | 174 12 -1.2 11.5 53 27 24384 85 18 -17.9 -1.6 | 125 14 -11.4 7.9 54 25 24994 110 16 -15.0 5.5 | 150 17 -8.5 14.9 55 23 25603 95 18 -17.9 1.6 | 134 16 -11.4 11.0 56 21 26213 115 14 -12.7 5.9 | 158 17 -6.1 15.4 57 20 26410 75 25 -24.1 -6.5 | 100 18 -17.6 3.0 58 20 26518 65 16 -14.5 -6.8 | 109 8 -8.0 2.7 59 19 26822 80 27 -26.6 -4.7 | 103 21 -20.0 4.8 60 16 27737 60 25 -21.7 -12.5 | 79 15 -15.1 -3.0 61 16 28042 75 27 -26.1 -7.0 | 97 20 -19.5 2.5 62 15 28346 75 23 -22.2 -6.0 | 103 16 -15.7 3.5 63 14 28956 85 25 -24.9 -2.2 | 112 20 -18.4 7.3 64 12 29870 75 25 -24.1 -6.5 | 100 18 -17.6 3.0 65 11 30175 90 29 -29.0 0.0 | 113 24 -22.4 9.5 66 10 31050 75 29 -28.0 -7.5 | 95 22 -21.5 2.0 Wind Parameters Mean winds (0-6000m): 4.7 at 15.4 knts Storm direction: 34.7 at 11.5 knts Shear (0-3000m) pos: 2.7 neg: 2.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -165.6 deg Storm rel helicity (0-3000m) pos: 26.4 neg: -24.5 tot: 1.9 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.18 Bulk Shear: 2.16 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 18 13 318 4| 0.0 5.0 5.0| 6.8 0.0 6.8 13.6 0.70| 8.6 6.0 1000 20 16 348 6| 0.0 5.0 5.0| 7.3 -8.9 -1.6 -1.6 0.17| 8.6 1.4 1500 16 16 342 7| 1.8 3.3 5.1| 18.0 -22.1 -4.1 -2.7 0.11| 10.2 1.2 2000 17 17 346 7| 1.4 3.3 4.7| 18.0 -24.5 -6.5 -3.3 0.06| 8.5 0.5 2500 18 17 348 7| 2.2 2.7 4.9| 23.2 -24.5 -1.4 -0.5 0.13| 8.0 1.1 3000 20 16 351 6| 2.7 2.2 4.9| 26.4 -24.5 1.9 0.6 0.22| 7.6 1.7 4000 25 15 354 4| 2.5 1.9 4.4| 34.4 -28.0 6.4 1.6 0.25| 7.7 1.9 5000 19 14 333 4| 2.0 3.2 5.2| 57.2 -28.0 29.1 5.8 0.34| 8.4 2.9 6000 5 15 318 8| 1.7 3.1 4.8| 57.2-106.1 -49.0 -8.2 0.15| 8.8 1.3 Wrote GIF file: /home/apache/climate/data/raob//MMMX/skewt/MMMX.skewt.20250427.00.gif