UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for MMMZ... Searching the city database file for: MMMZ ... Date:1200Z 23 DEC 25 Station: MMMZ WMO ident: 76458 Latitude: 23.20 Longitude: -106.42 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1014 4 20.4 20.0 98 0.4 20.1 155 4 292.4 295.0 292.8 333.9 14.67 1 1000 121 21.2 20.7 97 0.5 20.9 150 4 294.4 297.1 294.0 338.8 15.55 2 983 269 20.0 15.5 75 4.5 17.1 194 4 294.6 296.6 290.9 327.1 11.33 3 976 331 23.4 12.4 50 11.0 16.4 213 4 298.6 300.3 290.5 325.8 9.30 4 953 539 24.6 13.6 50 11.0 17.4 274 4 301.9 303.8 292.4 332.4 10.32 5 934 715 25.8 1.8 21 24.0 12.6 298 4 304.8 305.7 288.5 319.1 4.66 6 925 800 25.2 3.2 24 22.0 12.7 300 4 305.1 306.0 289.0 321.0 5.21 7 911 934 24.4 2.4 24 22.0 12.1 288 4 305.6 306.5 289.0 320.9 4.99 8 901 1030 23.6 11.6 47 12.0 15.8 306 6 305.7 307.5 292.9 334.5 9.56 9 884 1196 23.4 3.4 27 20.0 12.0 336 10 307.2 308.2 290.0 324.2 5.53 10 850 1538 22.2 0.2 23 22.0 10.2 355 10 309.4 310.3 289.9 323.6 4.56 11 842 1620 21.6 -0.4 23 22.0 9.7 353 10 309.6 310.4 289.8 323.4 4.41 12 700 3176 8.2 -6.8 34 15.0 1.3 120 2 311.6 312.2 289.3 322.0 3.28 13 652 3755 2.8 -9.2 41 12.0 -2.3 338 3 311.9 312.4 289.1 321.2 2.92 14 626 4082 -0.3 -12.3 40 12.0 -5.0 53 3 312.0 312.4 288.6 319.6 2.37 15 588 4580 -1.7 -29.7 10 28.0 -8.9 70 12 316.0 316.1 288.1 317.9 0.55 16 500 5850 -9.3 -40.3 6 31.0 -15.0 65 10 321.7 321.7 289.5 322.6 0.23 17 424 7109 -16.9 -52.9 3 36.0 -21.1 357 13 327.5 327.5 291.1 327.8 0.07 18 413 7307 -13.9 -54.9 2 41.0 -19.2 331 18 333.9 333.9 292.8 334.1 0.05 19 400 7550 -15.5 -51.5 3 36.0 -20.3 335 21 334.8 334.9 293.1 335.2 0.08 20 300 9640 -33.3 -54.3 10 21.0 -34.8 295 29 338.4 338.5 294.0 338.8 0.08 21 250 10890 -44.3 -57.3 22 13.0 -44.9 300 41 340.2 340.2 294.4 340.5 0.07 22 237 11247 -47.3 -59.3 24 12.0 -47.7 298 42 340.9 340.9 294.6 341.1 0.05 23 206 12161 -55.1 -64.1 32 9.0 -55.3 291 46 342.6 342.6 295.0 342.7 0.03 24 200 12350 -56.1 -65.1 31 9.0 -56.3 290 47 343.9 343.9 295.3 344.1 0.03 25 196 12479 -56.3 -66.3 27 10.0 -56.5 290 49 345.6 345.6 295.7 345.7 0.03 26 188 12744 -55.9 -75.9 6 20.0 -56.2 294 31 350.4 350.4 296.7 350.4 0.01 27 150 14170 -59.9 -89.9 1 30.0 -60.1 215 18 366.9 366.9 300.0 366.9 0.00 28 148 14253 -59.7 -90.7 1 31.0 -59.9 212 21 368.6 368.6 300.3 368.6 0.00 29 100 16600 -76.1 -95.1 3 19.0 -76.2 185 21 380.7 380.7 302.3 380.7 0.00 30 80 17868 -82.1 -96.1 7 14.0 -82.1 208 24 393.4 393.4 304.3 393.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5729.00 m Freezing level: 628.52 mb = 4050.13 m = 13287.66 ft Wetbulb zero: 683.21 mb = 3373.91 m = 11069.11 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 28.90 % Est. max temperature: 36.56 C = 97.81 F Sfc-Lift cond lev (LCL): 1008.40 mb = 50.63 m = 166.09 ft T: 20.72 C 700-500 lapse rate: 6.54 C/km ThetaE index: 16.57 C Layer 884.0- 500.0 mb Conv cond level (CCL): 698.41 mb = 3194.58 m = 10480.78 ft Mean mixing ratio: 9.71 g/kg Conv temperature: 39.67 C = 103.40 F Cap Strength: 9.58 C Lifted Index: 2.78 C Risk: None Lifted Index @300 mb: 8.11 C Lifted Index @700 mb: 4.52 C Showalter Index: 5.15 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 31.50 C Cross Totals Index: 9.50 C K Index: 16.70 Risk: < 20 % chance of thunderstorms Sweat Index: 32.40 Risk: None Energy Index: -0.10 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.31 J/kg Max Up Vert Vel: 10.71 m/s Conv Inhibition (B-): 8541.86 J/kg Cap Strength: 9.58 C Lift Cond Lev (LCL): 824.60 mb = 1795.59 m = 5890.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 77 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 1014 4 155 4 -1.7 3.6 | 215 6 3.4 4.8 1 1000 121 150 4 -2.0 3.5 | 214 6 3.1 4.6 2 945 610 295 4 3.6 -1.7 | 274 9 8.7 -0.6 3 925 800 300 4 3.5 -2.0 | 276 9 8.5 -0.9 4 913 914 285 4 3.9 -1.0 | 269 9 8.9 0.1 5 882 1219 340 10 3.4 -9.4 | 314 12 8.5 -8.3 6 851 1524 5 8 -0.7 -8.0 | 327 8 4.4 -6.8 7 850 1538 355 10 0.9 -10.0 | 326 11 5.9 -8.8 8 792 2134 340 10 3.4 -9.4 | 314 12 8.5 -8.3 9 737 2743 150 2 -1.0 1.7 | 235 5 4.1 2.9 10 711 3048 120 2 -1.7 1.0 | 237 4 3.3 2.1 11 700 3176 120 2 -1.7 1.0 | 237 4 3.3 2.1 12 685 3353 230 4 3.1 2.6 | 246 9 8.1 3.7 13 634 3962 40 2 -1.3 -1.5 | 276 4 3.8 -0.4 14 610 4267 80 6 -5.9 -1.0 | 96 1 -0.8 0.1 15 587 4572 70 12 -11.3 -4.1 | 64 7 -6.2 -3.0 16 565 4877 80 14 -13.8 -2.4 | 81 9 -8.7 -1.3 17 544 5182 120 12 -10.4 6.0 | 143 9 -5.3 7.1 18 523 5486 90 8 -8.0 0.0 | 111 3 -2.9 1.1 19 504 5791 60 10 -8.7 -5.0 | 43 5 -3.6 -3.9 20 500 5850 65 10 -9.1 -4.2 | 52 5 -4.0 -3.1 21 484 6096 40 10 -6.4 -7.7 | 12 7 -1.4 -6.5 22 465 6401 50 10 -7.7 -6.4 | 26 6 -2.6 -5.3 23 447 6706 5 8 -0.7 -8.0 | 327 8 4.4 -6.8 24 429 7010 10 10 -1.7 -9.8 | 339 9 3.3 -8.7 25 413 7315 330 18 9.0 -15.6 | 316 20 14.1 -14.5 26 400 7550 335 21 8.9 -19.0 | 322 23 13.9 -17.9 27 308 9449 295 29 26.3 -12.3 | 290 33 31.3 -11.1 28 300 9640 295 29 26.3 -12.3 | 290 33 31.3 -11.1 29 270 10363 305 35 28.7 -20.1 | 299 39 33.7 -19.0 30 250 10890 300 41 35.5 -20.5 | 296 45 40.6 -19.4 31 200 12350 290 47 44.2 -16.1 | 287 51 49.2 -14.9 32 195 12497 290 49 46.0 -16.8 | 287 53 51.1 -15.6 33 186 12802 295 27 24.5 -11.4 | 289 31 29.5 -10.3 34 161 13716 290 14 13.2 -4.8 | 281 19 18.2 -3.7 35 150 14170 215 18 10.3 14.7 | 224 22 15.4 15.9 36 146 14326 210 23 11.5 19.9 | 218 27 16.6 21.0 37 132 14935 220 35 22.5 26.8 | 225 39 27.6 27.9 38 108 16154 215 21 12.0 17.2 | 223 25 17.1 18.3 39 100 16600 185 21 1.8 20.9 | 197 23 6.9 22.0 40 97 16764 185 21 1.8 20.9 | 197 23 6.9 22.0 41 92 17069 200 14 4.8 13.2 | 215 17 9.9 14.3 42 82 17678 200 27 9.2 25.4 | 208 30 14.3 26.5 43 77 17983 220 19 12.2 14.6 | 228 23 17.3 15.7 Wind Parameters Mean winds (0-6000m): 47.5 at 6.9 knts Storm direction: 77.5 at 5.2 knts Shear (0-3000m) pos: 0.6 neg: 0.6 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 21.2 deg Storm rel helicity (0-3000m) pos: 63.4 neg: -8.9 tot: 54.5 m^2/s^2 ave: 18.2 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 4.08 Bulk Shear: 14.06 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 ------------------------------------------------------------------------------- 500 187 4 228 8| 6.7 0.0 6.7| 13.9 -0.2 13.6 27.3 0.78| 8.4 6.5 1000 264 4 261 9| 4.8 0.0 4.8| 23.9 -2.2 21.7 21.7 0.70| 7.0 5.0 1500 323 6 292 9| 4.0 0.0 4.0| 48.8 -2.2 46.7 31.1 0.75| 8.4 6.3 2000 337 7 303 9| 3.0 0.9 4.0| 48.8 -7.6 41.2 20.6 0.58| 7.4 4.2 2500 342 7 308 9| 1.5 0.8 2.3| 61.3 -8.9 52.4 21.0 0.59| 9.3 5.5 3000 339 6 303 9| 0.6 0.6 1.2| 63.4 -8.9 54.5 18.2 0.58| 8.8 5.1 4000 337 5 298 8| 0.7 0.5 1.1| 79.0 -9.7 69.3 17.3 0.55| 8.5 4.7 5000 21 6 329 5| 1.5 0.4 1.9| 93.1 -10.6 82.5 16.5 0.54| 8.6 4.6 6000 47 7 1 4| 1.3 1.1 2.4|103.9 -22.5 81.5 13.6 0.40| 8.7 3.5 Wrote GIF file: /home/apache/climate/data/raob//MMMZ/skewt/MMMZ.skewt.20251223.12.gif