UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for MMMD... Searching the city database file for: MMMD ... Date:1200Z 18 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 24.6 23.5 94 1.1 23.8 115 6 296.7 300.0 296.5 349.7 18.30 1 1000 123 24.0 23.3 96 0.7 23.5 105 4 297.1 300.5 296.7 350.1 18.30 2 992 194 23.6 23.0 96 0.6 23.2 107 9 297.4 300.7 296.6 349.9 18.11 3 970 392 25.0 20.6 77 4.4 21.9 109 17 300.8 303.7 296.1 347.6 15.94 4 925 810 22.4 19.7 85 2.7 20.5 105 14 302.2 305.1 296.4 348.9 15.81 5 850 1542 17.8 15.7 88 2.1 16.4 90 8 304.8 307.3 295.4 344.5 13.32 6 817 1881 16.0 14.1 88 1.9 14.7 125 5 306.4 308.7 295.3 343.9 12.48 7 700 3186 10.2 4.2 66 6.0 6.7 240 4 313.8 315.2 293.6 336.9 7.41 8 692 3282 9.8 2.8 62 7.0 5.8 279 3 314.4 315.7 293.2 335.6 6.78 9 635 3995 5.4 1.5 76 3.9 3.2 14 8 317.2 318.5 294.0 338.5 6.73 10 500 5920 -5.7 -14.7 49 9.0 -9.2 10 16 326.1 326.6 292.9 334.4 2.45 11 497 5967 -5.9 -16.9 41 11.0 -9.9 13 16 326.4 326.8 292.6 333.5 2.05 12 479 6253 -7.3 -16.3 49 9.0 -10.6 21 15 328.1 328.6 293.3 335.8 2.23 13 441 6890 -10.5 -30.5 18 20.0 -15.5 26 13 331.9 332.1 292.9 334.5 0.68 14 400 7630 -15.3 -38.3 12 23.0 -19.7 25 6 335.1 335.2 293.4 336.5 0.35 15 348 8667 -21.9 -48.9 7 27.0 -25.3 15 12 339.8 339.8 294.4 340.3 0.13 16 300 9740 -30.5 -53.5 9 23.0 -32.4 10 12 342.4 342.4 295.0 342.8 0.09 17 254 10892 -40.3 -62.3 8 22.0 -41.3 38 5 344.6 344.6 295.4 344.7 0.03 18 250 11000 -41.1 -60.1 11 19.0 -42.0 55 4 345.0 345.0 295.6 345.2 0.05 19 200 12480 -53.7 -66.7 19 13.0 -53.9 255 10 347.7 347.7 296.1 347.8 0.02 20 171 13467 -62.3 -72.3 25 10.0 -62.4 255 10 349.4 349.4 296.5 349.5 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 569.32 mb = 4931.43 m = 16179.03 ft Wetbulb zero: 600.23 mb = 4448.38 m = 14594.25 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 73.73 % Est. max temperature: 32.26 C = 90.07 F Sfc-Lift cond lev (LCL): 996.35 mb = 155.25 m = 509.36 ft T: 23.82 C 700-500 lapse rate: 5.82 C/km ThetaE index: 13.28 C Layer 850.0- 635.0 mb Conv cond level (CCL): 878.71 mb = 1254.42 m = 4115.51 ft Mean mixing ratio: 16.54 g/kg Conv temperature: 31.67 C = 89.01 F Cap Strength: 1.92 C Lifted Index: -2.32 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.46 C Lifted Index @700 mb: -0.07 C Showalter Index: -0.74 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.40 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 220.40 Risk: None Energy Index: -1.95 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 523.54 J/kg Max Up Vert Vel: 32.36 m/s Conv Inhibition (B-): 46.36 J/kg Cap Strength: 1.92 C Lift Cond Lev (LCL): 924.78 mb = 812.09 m = 2664.30 ft Lev Free Conv (LFC): 809.78 mb = 1955.96 m = 6417.11 ft Equ Level (EL): 179.78 mb = 13151.78 m = 43148.37 ft B at Equ Level: 519.35 J/kg Wind level data Storm motion: 66 at 7 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 10 115 6 -5.4 2.5 | 191 5 1.0 5.4 1 1000 123 105 4 -3.9 1.0 | 214 5 2.6 3.9 2 980 305 110 18 -16.9 6.2 | 131 14 -10.5 9.0 3 925 810 105 14 -13.5 3.6 | 132 10 -7.1 6.4 4 850 1542 90 8 -8.0 0.0 | 151 3 -1.5 2.8 5 822 1829 100 6 -5.9 1.0 | 188 4 0.6 3.9 6 793 2134 260 2 2.0 0.3 | 249 9 8.4 3.2 7 765 2438 205 6 2.5 5.4 | 227 12 9.0 8.3 8 738 2743 175 4 -0.3 4.0 | 222 9 6.1 6.8 9 712 3048 240 4 3.5 2.0 | 244 11 9.9 4.8 10 700 3186 240 4 3.5 2.0 | 244 11 9.9 4.8 11 686 3353 310 2 1.5 -1.3 | 259 8 8.0 1.5 12 661 3658 340 6 2.1 -5.6 | 288 9 8.5 -2.8 13 636 3962 15 8 -2.1 -7.7 | 318 7 4.4 -4.9 14 613 4267 350 10 1.7 -9.8 | 311 11 8.2 -7.0 15 590 4572 340 8 2.7 -7.5 | 297 10 9.2 -4.7 16 548 5182 355 16 1.4 -15.9 | 329 15 7.9 -13.1 17 500 5920 10 16 -2.8 -15.8 | 344 13 3.7 -12.9 18 489 6096 20 16 -5.5 -15.0 | 355 12 1.0 -12.2 19 417 7315 30 12 -6.0 -10.4 | 357 8 0.5 -7.6 20 400 7630 25 6 -2.5 -5.4 | 304 5 3.9 -2.6 21 369 8230 10 6 -1.0 -5.9 | 300 6 5.4 -3.1 22 354 8534 15 12 -3.1 -11.6 | 339 9 3.4 -8.8 23 300 9740 10 12 -2.1 -11.8 | 334 10 4.4 -9.0 24 299 9754 355 14 1.2 -13.9 | 325 14 7.7 -11.1 25 274 10363 20 8 -2.7 -7.5 | 322 6 3.7 -4.7 26 262 10668 5 6 -0.5 -6.0 | 298 7 5.9 -3.2 27 250 11000 55 4 -3.3 -2.3 | 261 3 3.2 0.5 28 240 11278 60 2 -1.7 -1.0 | 249 5 4.7 1.8 29 229 11582 140 2 -1.3 1.5 | 230 7 5.2 4.4 30 209 12192 230 6 4.6 3.9 | 239 13 11.1 6.7 31 200 12480 255 10 9.7 2.6 | 251 17 16.1 5.4 32 199 12497 255 10 9.7 2.6 | 251 17 16.1 5.4 33 165 13716 255 10 9.7 2.6 | 251 17 16.1 5.4 Wind Parameters Mean winds (0-6000m): 36.4 at 9.4 knts Storm direction: 66.4 at 7.1 knts Shear (0-3000m) pos: 2.0 neg: 0.6 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 50.3 deg Storm rel helicity (0-3000m) pos: 33.7 neg: -30.0 tot: 3.7 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 0.5 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 23.20 Bulk Shear: 22.57 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 ------------------------------------------------------------------------------- 500 109 12 143 9| 0.0 10.7 10.7| 2.4 -15.5 -13.1 -26.1 -0.44| 18.4 -8.0 1000 107 13 137 9| 0.0 3.4 3.4| 3.3 -15.6 -12.3 -12.3 -0.34| 11.5 -3.9 1500 105 12 137 8| 0.0 1.3 1.3| 4.9 -15.6 -10.7 -7.1 -0.23| 9.2 -2.1 2000 104 11 144 7| 2.5 1.0 3.5| 17.2 -15.6 1.6 0.8 0.04| 9.6 0.4 2500 108 9 156 6| 2.3 0.8 3.1| 24.3 -28.2 -3.9 -1.6 0.00| 9.5 0.0 3000 113 9 168 6| 2.0 0.6 2.6| 33.7 -30.0 3.7 1.2 0.06| 8.9 0.5 4000 106 8 170 5| 1.4 0.5 1.8| 60.9 -30.0 31.0 7.7 0.23| 8.4 1.9 5000 71 8 102 1| 1.6 0.3 1.8| 75.7 -38.5 37.2 7.4 0.21| 7.9 1.7 6000 36 9 349 5| 1.3 0.2 1.6|102.2 -38.5 63.7 10.6 0.27| 7.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//MMMD/skewt/MMMD.skewt.20251018.12.gif