UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for MMMX... Searching the city database file for: MMMX ... Date:0000Z 19 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 50 1 925 748 2 850 1495 SFC 774 2234 20.4 9.4 49 11.0 13.3 175 4 315.9 317.7 295.7 346.0 9.61 4 742 2628 16.6 9.6 63 7.0 12.1 177 4 315.6 317.5 296.0 347.3 10.17 5 700 3163 13.6 6.6 63 7.0 9.2 35 8 317.5 319.2 295.6 345.2 8.77 6 651 3769 8.4 2.4 66 6.0 4.9 16 14 318.3 319.7 294.5 340.6 7.01 7 615 4236 4.0 1.1 81 2.9 2.4 22 12 318.5 319.8 294.3 340.0 6.76 8 594 4518 2.0 1.8 99 0.2 1.9 25 11 319.3 320.8 295.0 342.8 7.36 9 500 5890 -5.9 -6.2 98 0.3 -6.1 100 8 325.8 326.8 294.7 341.8 4.82 10 486 6113 -7.3 -7.7 97 0.4 -7.5 64 4 326.8 327.7 294.7 341.5 4.41 11 453 6659 -10.5 -10.8 98 0.3 -10.6 73 6 329.4 330.2 294.8 342.0 3.71 12 439 6901 -12.1 -12.4 98 0.3 -12.2 115 7 330.4 331.0 294.8 341.8 3.36 13 432 7024 -12.5 -13.3 94 0.8 -12.8 135 8 331.4 332.0 294.8 342.3 3.18 14 431 7042 -12.3 -13.1 94 0.8 -12.6 135 8 331.8 332.5 295.0 343.0 3.24 15 430 7060 -12.1 -12.6 96 0.5 -12.3 136 8 332.3 333.0 295.3 343.9 3.38 16 429 7078 -12.3 -16.2 73 3.9 -13.7 136 8 332.3 332.8 294.6 341.0 2.52 17 428 7096 -12.7 -15.6 79 2.9 -13.8 136 8 332.0 332.5 294.6 341.2 2.65 18 420 7240 -13.7 -14.8 91 1.1 -14.1 139 7 332.5 333.1 294.9 342.5 2.89 19 400 7610 -16.9 -20.1 76 3.2 -17.9 145 6 333.0 333.4 294.3 339.9 1.94 20 378 8032 -19.5 -23.4 71 3.9 -20.6 171 4 335.0 335.3 294.4 340.5 1.53 21 369 8210 -20.7 -26.7 59 6.0 -22.2 145 4 335.7 336.0 294.3 340.0 1.17 22 351 8578 -22.5 -28.5 58 6.0 -23.9 152 4 338.2 338.4 294.8 342.0 1.04 23 322 9204 -27.3 -35.3 47 8.0 -28.6 110 4 340.0 340.1 294.8 342.2 0.59 24 300 9710 -30.7 -37.7 50 7.0 -31.7 135 10 342.1 342.2 295.3 344.0 0.50 25 278 10247 -34.9 -38.7 68 3.8 -35.4 162 8 343.6 343.7 295.6 345.5 0.48 26 250 10980 -40.5 -44.8 63 4.3 -40.9 140 8 345.9 345.9 296.0 347.0 0.28 27 217 11929 -48.9 -52.7 64 3.8 -49.1 238 12 347.1 347.2 296.1 347.7 0.13 28 200 12460 -53.7 -58.2 58 4.5 -53.8 250 12 347.7 347.7 296.2 348.0 0.07 29 182 13058 -59.3 -66.3 40 7.0 -59.4 239 14 348.1 348.1 296.3 348.2 0.03 30 150 14240 -69.5 -74.5 48 5.0 -69.5 210 18 350.4 350.4 296.7 350.4 0.01 31 147 14360 -70.5 -75.5 48 5.0 -70.5 203 18 350.7 350.7 296.8 350.7 0.01 32 113 15887 -78.9 -83.9 44 5.0 -78.9 246 17 362.4 362.4 299.2 362.4 0.00 33 110 16039 -80.1 -84.6 47 4.5 -80.1 255 14 362.9 362.9 299.2 362.9 0.00 34 100 16580 -78.5 -84.5 37 6.0 -78.5 295 10 376.1 376.1 301.6 376.1 0.00 35 89 17243 -80.9 -85.9 43 5.0 -80.9 64 15 384.0 384.0 302.9 384.0 0.00 36 82 17712 -76.7 -84.7 27 8.0 -76.7 94 16 401.7 401.7 305.5 401.7 0.00 37 71 18547 -75.1 -84.1 23 9.0 -75.2 119 5 422.0 422.0 307.9 422.0 0.00 38 70 18630 -73.1 -84.1 17 11.0 -73.2 150 6 428.0 428.0 308.6 428.0 0.00 39 64 19162 -70.1 -83.1 13 13.0 -70.2 225 5 445.7 445.7 310.4 445.7 0.01 40 61 19448 -70.3 -83.3 13 13.0 -70.4 105 2 451.4 451.4 311.0 451.4 0.01 41 56 19965 -65.3 -81.3 9 16.0 -65.5 77 12 474.0 474.0 313.0 474.0 0.01 42 50 20660 -63.9 -79.9 10 16.0 -64.2 25 12 492.9 492.9 314.4 493.0 0.01 43 47 21042 -60.9 -78.9 8 18.0 -61.4 35 17 508.9 508.9 315.6 509.0 0.02 44 43 21593 -62.5 -78.5 10 16.0 -63.0 89 23 518.1 518.1 316.2 518.2 0.02 45 38 22358 -61.1 -78.1 9 17.0 -61.7 81 16 540.3 540.3 317.5 540.4 0.02 46 35 22874 -56.7 -75.7 7 19.0 -57.8 101 30 564.6 564.6 318.9 564.9 0.04 47 33 23246 -58.7 -75.7 9 17.0 -59.6 103 32 568.9 568.9 319.1 569.2 0.04 TRP 110 16039 -80.1 -84.6 47 4.5 -80.1 255 14 362.9 362.9 299.2 362.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5840.00 m Freezing level: 570.20 mb = 4865.16 m = 15961.63 ft Wetbulb zero: 571.65 mb = 4823.27 m = 15824.19 ft Sfc-500 mean rel hum: 79.93 % Est. max temperature: 22.81 C = 73.05 F Sfc-Lift cond lev (LCL): 657.33 mb = 3688.16 m = 12100.11 ft T: 9.09 C 700-500 lapse rate: 7.15 C/km ThetaE index: 7.31 C Layer 700.0- 594.0 mb Conv cond level (CCL): 630.05 mb = 4037.49 m = 13246.21 ft Mean mixing ratio: 9.28 g/kg Conv temperature: 22.78 C = 73.01 F Cap Strength: 1.52 C Lifted Index: -1.41 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.04 C Lifted Index @700 mb: 0.83 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 241.43 J/kg Max Up Vert Vel: 21.97 m/s Conv Inhibition (B-): 36.96 J/kg Cap Strength: 1.52 C Lift Cond Lev (LCL): 645.57 mb = 3837.66 m = 12590.61 ft Lev Free Conv (LFC): 610.57 mb = 4294.49 m = 14089.35 ft Equ Level (EL): 290.57 mb = 9935.05 m = 32594.92 ft B at Equ Level: 239.96 J/kg Max Parcel Lev (MPL): 160.57 mb = 13823.66 m = 45352.68 ft Wind level data Storm motion: 91 at 5 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 175 4 -0.3 4.0 | 233 6 5.1 3.9 1 757 2438 165 6 -1.6 5.8 | 214 7 3.9 5.7 2 733 2743 185 2 0.2 2.0 | 251 6 5.6 1.9 3 709 3048 55 2 -1.6 -1.1 | 288 4 3.8 -1.2 4 700 3163 35 8 -4.6 -6.6 | 352 7 0.9 -6.6 5 684 3353 25 10 -4.2 -9.1 | 352 9 1.2 -9.1 6 659 3658 15 14 -3.6 -13.5 | 352 14 1.8 -13.6 7 567 4877 30 10 -5.0 -8.7 | 357 9 0.5 -8.7 8 546 5182 60 8 -6.9 -4.0 | 20 4 -1.5 -4.1 9 526 5486 115 6 -5.4 2.5 | 181 2 0.0 2.5 10 506 5791 100 6 -5.9 1.0 | 156 1 -0.4 1.0 11 500 5890 100 8 -7.9 1.4 | 119 3 -2.4 1.3 12 487 6096 65 4 -3.6 -1.7 | 314 3 1.8 -1.8 13 468 6401 30 4 -2.0 -3.5 | 316 5 3.5 -3.5 14 432 7010 135 8 -5.7 5.7 | 178 6 -0.2 5.6 15 400 7610 145 6 -3.4 4.9 | 203 5 2.0 4.9 16 399 7620 140 4 -2.6 3.1 | 224 4 2.9 3.0 17 383 7925 185 4 0.3 4.0 | 236 7 5.8 3.9 18 367 8230 140 4 -2.6 3.1 | 224 4 2.9 3.0 19 352 8534 155 4 -1.7 3.6 | 227 5 3.8 3.6 20 338 8839 120 2 -1.7 1.0 | 256 4 3.7 0.9 21 324 9144 105 4 -3.9 1.0 | 239 2 1.6 1.0 22 311 9449 135 4 -2.8 2.8 | 224 4 2.6 2.8 23 300 9710 135 10 -7.1 7.1 | 167 7 -1.6 7.0 24 285 10058 135 10 -7.1 7.1 | 167 7 -1.6 7.0 25 273 10363 180 6 0.0 6.0 | 223 8 5.5 5.9 26 261 10668 130 10 -7.7 6.4 | 161 7 -2.2 6.4 27 250 10980 140 8 -5.1 6.1 | 183 6 0.3 6.1 28 239 11278 150 8 -4.0 6.9 | 192 7 1.5 6.9 29 228 11582 230 12 9.2 7.7 | 242 17 14.7 7.7 30 200 12460 250 12 11.3 4.1 | 256 17 16.7 4.0 31 199 12497 250 12 11.3 4.1 | 256 17 16.7 4.0 32 155 14021 220 18 11.6 13.8 | 231 22 17.0 13.7 33 150 14240 210 18 9.0 15.6 | 223 21 14.5 15.5 34 133 14935 170 18 -3.1 17.7 | 188 18 2.3 17.7 35 126 15240 190 25 4.3 24.6 | 202 26 9.8 24.6 36 120 15545 225 25 17.7 17.7 | 233 29 23.1 17.6 37 110 16039 255 14 13.5 3.6 | 259 19 19.0 3.6 38 108 16154 255 14 13.5 3.6 | 259 19 19.0 3.6 39 102 16459 230 6 4.6 3.9 | 249 11 10.1 3.8 40 100 16580 295 10 9.1 -4.2 | 286 15 14.5 -4.3 41 97 16764 295 10 9.1 -4.2 | 286 15 14.5 -4.3 42 92 17069 55 14 -11.5 -8.0 | 37 10 -6.0 -8.1 43 87 17374 70 16 -15.0 -5.5 | 60 11 -9.6 -5.5 44 83 17678 95 16 -15.9 1.4 | 97 11 -10.5 1.3 45 78 17983 85 16 -15.9 -1.4 | 82 11 -10.5 -1.5 46 74 18288 110 10 -9.4 3.4 | 130 5 -3.9 3.4 47 70 18593 120 4 -3.5 2.0 | 226 3 2.0 1.9 48 70 18630 150 6 -3.0 5.2 | 206 6 2.5 5.1 49 67 18898 100 18 -17.7 3.1 | 104 13 -12.3 3.1 50 64 19202 240 4 3.5 2.0 | 258 9 8.9 1.9 51 61 19507 80 2 -2.0 -0.3 | 277 4 3.5 -0.4 52 58 19812 80 10 -9.8 -1.7 | 68 5 -4.4 -1.8 53 55 20117 75 14 -13.5 -3.6 | 65 9 -8.1 -3.7 54 52 20422 105 8 -7.7 2.1 | 132 3 -2.3 2.0 55 50 20660 25 12 -5.1 -10.9 | 358 11 0.4 -10.9 56 49 20726 10 12 -2.1 -11.8 | 344 12 3.4 -11.9 57 46 21031 45 19 -13.4 -13.4 | 31 16 -8.0 -13.5 58 43 21336 85 23 -22.9 -2.0 | 83 18 -17.4 -2.1 59 40 21641 130 18 -13.8 11.6 | 144 14 -8.3 11.5 60 38 21946 80 16 -15.8 -2.8 | 75 11 -10.3 -2.8 61 36 22250 100 29 -28.6 5.0 | 102 24 -23.1 5.0 62 31 22860 105 35 -33.8 9.1 | 108 30 -28.3 9.0 63 29 23165 100 35 -34.5 6.1 | 102 30 -29.0 6.0 64 27 23470 105 33 -31.9 8.5 | 108 28 -26.4 8.5 Wind Parameters Mean winds (0-6000m): 60.6 at 7.3 knts Storm direction: 90.6 at 5.5 knts Shear (0-3000m) pos: 1.6 neg: 2.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 159.3 deg Storm rel helicity (0-3000m) pos: 23.5 neg: -4.3 tot: 19.2 m^2/s^2 ave: 6.4 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 19.45 Bulk Shear: 12.41 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 ------------------------------------------------------------------------------- 500 170 4 227 6| 2.0 0.0 2.0| 6.7 -3.7 3.1 6.2 0.30| 6.4 1.9 1000 134 4 223 4| 1.0 5.5 6.5| 15.1 -3.7 11.4 11.4 0.55| 9.2 5.1 1500 37 7 346 6| 0.7 5.4 6.1| 15.5 -4.3 11.3 7.5 0.41| 8.2 3.4 2000 27 8 348 8| 0.1 4.1 4.1| 17.4 -4.3 13.1 6.6 0.40| 6.7 2.7 2500 26 9 349 8| 0.5 3.3 3.7| 18.2 -4.3 13.9 5.5 0.38| 5.8 2.2 3000 29 9 352 8| 1.6 2.7 4.3| 23.5 -4.3 19.2 6.4 0.40| 6.0 2.4 4000 41 8 359 6| 1.6 2.5 4.1| 25.6 -6.3 19.3 4.8 0.26| 6.4 1.6 5000 49 8 5 5| 2.2 2.0 4.1| 31.4 -6.4 25.0 5.0 0.34| 6.5 2.2 6000 61 7 14 4| 1.6 1.7 3.3| 37.3 -8.2 29.2 4.9 0.34| 6.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//MMMX/skewt/MMMX.skewt.20251019.00.gif