UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for MMMD... Searching the city database file for: MMMD ... Date:1200Z 17 OCT 25 Station: MMMD WMO ident: 76644 Latitude: 20.98 Longitude: -89.65 Elevation: 10.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1012 10 22.2 21.6 96 0.6 21.8 80 6 294.3 297.3 294.5 340.8 16.26 1 1011 18 22.0 21.4 96 0.6 21.6 80 6 294.2 297.1 294.3 340.1 16.07 2 1010 27 23.6 22.2 92 1.4 22.6 79 6 295.9 299.0 295.4 344.6 16.91 3 1002 95 25.0 22.4 86 2.6 23.2 76 6 298.0 301.1 296.2 348.1 17.27 4 1000 112 25.2 22.6 86 2.6 23.3 75 6 298.4 301.5 296.5 349.3 17.52 5 983 263 25.0 22.3 85 2.7 23.0 75 8 299.6 302.8 296.8 350.8 17.50 6 968 398 25.2 16.2 57 9.0 19.1 73 8 301.1 303.3 293.4 336.6 12.05 7 925 795 22.4 15.4 65 7.0 17.7 65 6 302.2 304.4 293.7 337.6 11.98 8 865 1378 18.6 15.2 81 3.4 16.3 316 3 304.1 306.4 294.7 341.8 12.66 9 850 1529 18.0 13.7 76 4.3 15.1 265 4 305.0 307.2 294.3 339.9 11.67 10 786 2196 14.2 11.5 84 2.7 12.4 226 7 307.8 309.9 294.5 340.9 10.91 11 753 2558 13.2 6.2 62 7.0 9.0 213 9 310.6 312.0 293.0 334.9 7.92 12 743 2671 12.4 8.1 75 4.3 9.7 196 9 310.9 312.6 294.1 339.0 9.16 13 728 2842 12.8 5.8 62 7.0 8.6 191 8 313.1 314.6 293.8 337.9 7.97 14 700 3171 10.8 5.8 71 5.0 7.8 205 8 314.4 316.0 294.4 340.3 8.29 15 594 4519 2.4 -0.7 80 3.1 0.7 343 4 319.8 321.0 294.2 339.5 6.13 16 574 4794 0.4 -2.3 82 2.7 -1.0 327 4 320.6 321.7 294.0 338.8 5.64 17 564 4935 0.0 -8.0 55 8.0 -3.7 317 4 321.8 322.5 292.8 334.0 3.71 18 540 5282 -2.3 -6.3 74 4.0 -4.2 334 4 323.0 323.9 293.7 337.6 4.42 19 529 5446 -3.1 -10.1 58 7.0 -6.2 342 4 324.0 324.7 293.1 335.2 3.35 20 500 5890 -5.7 -9.3 76 3.6 -7.3 20 6 326.1 326.8 294.0 338.8 3.78 21 494 5985 -6.5 -9.5 79 3.0 -7.8 29 7 326.2 327.0 294.0 338.9 3.77 22 419 7258 -13.9 -20.9 55 7.0 -16.1 326 6 332.5 332.8 294.0 338.6 1.73 23 400 7610 -15.5 -28.5 32 13.0 -18.7 310 4 334.8 335.0 293.9 338.2 0.91 24 368 8234 -19.7 -37.7 19 18.0 -22.9 3 10 337.3 337.4 294.0 338.9 0.40 TRP WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 564.00 mb = 4935.39 m = 16192.04 ft Wetbulb zero: 585.78 mb = 4630.93 m = 15193.16 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 72.74 % Est. max temperature: 32.17 C = 89.91 F Sfc-Lift cond lev (LCL): 1003.54 mb = 81.74 m = 268.19 ft T: 24.73 C 700-500 lapse rate: 6.07 C/km ThetaE index: 14.22 C Layer 968.0- 925.0 mb Conv cond level (CCL): 809.00 mb = 1950.11 m = 6397.92 ft Mean mixing ratio: 13.91 g/kg Conv temperature: 34.70 C = 94.46 F Cap Strength: 3.17 C Lifted Index: 0.49 C Risk: Showers probable Lifted Index @700 mb: 2.69 C Showalter Index: 1.14 C Risk: Showers probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 19.40 C K Index: 32.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 178.40 Risk: None Energy Index: -0.25 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.61 J/kg Max Up Vert Vel: 6.57 m/s Conv Inhibition (B-): 386.73 J/kg Cap Strength: 3.07 C Lift Cond Lev (LCL): 884.08 mb = 1188.38 m = 3898.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 4 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 1012 10 80 6 -5.9 -1.0 | 97 9 -8.9 1.0 1 1000 112 75 6 -5.8 -1.6 | 93 9 -8.8 0.5 2 978 305 75 8 -7.7 -2.1 | 90 11 -10.7 -0.0 3 925 795 65 6 -5.4 -2.5 | 87 8 -8.4 -0.5 4 912 914 60 4 -3.5 -2.0 | 91 6 -6.5 0.1 5 881 1219 360 2 -0.0 -2.0 | 91 3 -3.0 0.1 6 850 1524 275 4 4.0 -0.3 | 210 2 1.0 1.7 7 850 1529 265 4 4.0 0.3 | 202 3 1.0 2.4 8 820 1829 255 4 3.9 1.0 | 195 3 0.9 3.1 9 791 2134 225 6 4.2 4.2 | 191 6 1.2 6.3 10 763 2438 230 10 7.7 6.4 | 209 10 4.6 8.5 11 736 2743 185 8 0.7 8.0 | 167 10 -2.3 10.0 12 710 3048 205 8 3.4 7.3 | 182 9 0.4 9.3 13 700 3171 205 8 3.4 7.3 | 182 9 0.4 9.3 14 684 3353 250 2 1.9 0.7 | 158 3 -1.1 2.7 15 659 3658 240 2 1.7 1.0 | 157 3 -1.3 3.1 16 635 3962 230 2 1.5 1.3 | 156 4 -1.5 3.3 17 611 4267 320 2 1.3 -1.5 | 107 2 -1.7 0.5 18 589 4572 350 4 0.7 -3.9 | 51 3 -2.3 -1.9 19 567 4877 315 4 2.8 -2.8 | 13 1 -0.2 -0.8 20 526 5486 345 4 1.0 -3.9 | 48 3 -2.0 -1.8 21 506 5791 15 6 -1.6 -5.8 | 51 6 -4.6 -3.7 22 500 5890 20 6 -2.1 -5.6 | 55 6 -5.1 -3.6 23 487 6096 40 8 -5.1 -6.1 | 63 9 -8.2 -4.1 24 468 6401 30 6 -3.0 -5.2 | 62 7 -6.0 -3.1 25 450 6706 325 2 1.1 -1.6 | 103 2 -1.9 0.4 26 432 7010 350 4 0.7 -3.9 | 51 3 -2.3 -1.9 27 416 7315 320 6 3.9 -4.6 | 342 3 0.8 -2.5 28 400 7610 310 4 3.1 -2.6 | 354 1 0.1 -0.5 29 399 7620 355 6 0.5 -6.0 | 32 5 -2.5 -3.9 30 383 7925 335 10 4.2 -9.1 | 350 7 1.2 -7.0 31 367 8230 5 10 -0.9 -10.0 | 26 9 -3.9 -7.9 Wind Parameters Mean winds (0-6000m): 274.4 at 4.9 knts Storm direction: 304.4 at 3.7 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 83.8 deg Storm rel helicity (0-3000m) pos: 10.3 neg: -23.2 tot: -12.9 m^2/s^2 ave: -4.3 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.19 Bulk Shear: 18.18 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 75 7 91 10| 0.0 1.6 1.6| 0.0 -3.5 -3.5 -6.9 -0.39| 3.6 -1.4 1000 71 6 90 9| 0.0 2.0 2.0| 0.8 -4.8 -4.0 -4.0 -0.21| 4.2 -0.9 1500 63 5 88 8| 0.0 3.4 3.4| 1.5 -5.2 -3.7 -2.5 0.04| 5.3 0.2 2000 57 5 85 7| 0.0 2.8 2.8| 1.5 -5.7 -4.2 -2.1 -0.00| 4.9 -0.0 2500 118 5 121 9| 0.0 3.0 3.0| 5.9 -10.3 -4.4 -1.8 0.00| 5.3 0.0 3000 189 6 165 8| 0.0 2.1 2.1| 10.3 -23.2 -12.9 -4.3 -0.09| 5.6 -0.5 4000 203 5 172 7| 0.9 1.6 2.4| 12.4 -25.4 -13.0 -3.2 -0.10| 5.3 -0.5 5000 226 5 185 5| 1.1 1.4 2.5| 12.4 -27.6 -15.2 -3.0 -0.18| 5.0 -0.9 6000 274 5 227 2| 1.4 1.2 2.6| 15.1 -27.7 -12.6 -2.1 -0.12| 4.8 -0.6 Wrote GIF file: /home/apache/climate/data/raob//MMMD/skewt/MMMD.skewt.20251017.12.gif