UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for MMZC... Searching the city database file for: MMZC ... Date:1200Z 28 DEC 25 Station: MMZC WMO ident: 76526 Latitude: 22.75 Longitude: -102.50 Elevation: 2265.00 ------------------------------------------------------------------------------- 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 147 1 925 811 2 850 1520 SFC 777 2265 6.4 2.7 77 3.7 4.4 0 0 300.5 301.6 288.2 318.3 5.99 4 775 2286 9.4 1.4 57 8.0 5.2 347 1 303.9 304.9 288.9 320.5 5.47 5 773 2308 11.2 1.2 50 10.0 5.9 334 1 306.1 307.1 289.5 322.6 5.40 6 772 2318 12.6 2.6 50 10.0 7.1 327 2 307.7 308.8 290.6 326.1 5.99 7 767 2373 14.2 4.2 51 10.0 8.4 294 4 310.0 311.3 291.9 330.8 6.75 8 751 2551 15.2 2.2 41 13.0 7.8 254 6 313.0 314.1 292.2 331.7 5.98 9 700 3139 10.2 -0.8 46 11.0 4.4 260 8 313.8 314.8 291.7 330.1 5.16 10 611 4248 0.0 -6.0 64 6.0 -2.8 38 4 314.5 315.2 290.9 327.3 4.00 11 589 4540 -1.9 -8.9 59 7.0 -4.9 31 9 315.6 316.2 290.6 326.3 3.31 12 581 4649 -2.5 -13.5 43 11.0 -6.7 55 10 316.1 316.6 289.9 323.8 2.32 13 576 4717 -1.9 -23.9 17 22.0 -8.5 86 9 317.6 317.8 289.0 320.9 0.96 14 573 4759 -1.9 -26.9 13 25.0 -8.9 104 9 318.1 318.2 288.9 320.7 0.74 15 542 5198 -4.9 -21.9 25 17.0 -10.2 137 7 319.6 319.8 289.9 323.8 1.22 16 513 5629 -5.9 -35.9 7 30.0 -12.5 94 5 323.5 323.5 290.2 324.8 0.35 17 500 5830 -7.1 -32.1 12 25.0 -13.0 80 4 324.4 324.5 290.6 326.3 0.52 18 461 6460 -12.7 -33.7 15 21.0 -17.1 345 6 325.0 325.1 290.8 326.8 0.48 19 400 7540 -17.5 -47.5 5 30.0 -21.7 265 14 332.2 332.3 292.4 332.8 0.13 20 391 7710 -17.9 -55.9 2 38.0 -22.2 276 11 333.9 333.9 292.8 334.1 0.05 21 332 8903 -28.5 -47.5 14 19.0 -30.4 265 4 335.4 335.4 293.3 336.0 0.16 22 316 9254 -30.3 -55.3 7 25.0 -32.3 262 7 337.6 337.6 293.8 337.9 0.07 23 300 9620 -33.7 -57.7 7 24.0 -35.3 215 4 337.9 337.9 293.9 338.1 0.05 24 250 10870 -45.1 -56.1 28 11.0 -45.6 280 23 339.0 339.0 294.1 339.3 0.08 25 242 11086 -47.1 -56.1 35 9.0 -47.4 283 28 339.2 339.2 294.2 339.5 0.08 26 200 12320 -55.9 -69.9 16 14.0 -56.1 285 29 344.2 344.2 295.3 344.3 0.02 27 178 13051 -61.9 -74.9 16 13.0 -62.0 240 15 346.1 346.1 295.8 346.1 0.01 28 157 13828 -61.3 -81.3 5 20.0 -61.4 245 35 359.8 359.8 298.7 359.8 0.00 29 150 14110 -62.9 -83.9 4 21.0 -63.0 240 39 361.7 361.7 299.0 361.7 0.00 30 136 14711 -64.3 -88.3 2 24.0 -64.4 240 41 369.5 369.5 300.5 369.5 0.00 31 100 16540 -75.7 -92.7 5 17.0 -75.7 225 25 381.5 381.5 302.5 381.5 0.00 32 92 17020 -78.7 -93.7 7 15.0 -78.7 230 33 384.7 384.7 303.0 384.7 0.00 33 72 18411 -80.9 -92.9 12 12.0 -80.9 205 16 408.0 408.0 306.3 408.0 0.00 34 70 18570 -79.9 -91.9 12 12.0 -79.9 225 16 413.4 413.4 306.9 413.5 0.00 35 66 18904 -79.9 -90.9 14 11.0 -79.9 234 10 420.5 420.5 307.7 420.5 0.00 36 62 19259 -78.3 -90.3 13 12.0 -78.3 129 9 431.6 431.6 309.0 431.6 0.00 37 57 19751 -69.1 -87.1 6 18.0 -69.2 112 16 463.0 463.0 312.0 463.0 0.00 38 50 20540 -66.5 -90.5 2 24.0 -66.8 30 6 486.8 486.8 314.0 486.8 0.00 39 48 20787 -66.9 -90.9 2 24.0 -67.1 320 3 491.5 491.5 314.4 491.5 0.00 40 46 21048 -63.1 -90.1 1 27.0 -63.5 216 6 506.7 506.7 315.4 506.7 0.00 41 30 23720 -57.1 -91.1 1 34.0 -58.4 255 23 589.0 589.0 320.1 589.0 0.00 42 28 24156 -54.9 -89.9 1 35.0 -56.6 254 25 606.8 606.8 320.9 606.9 0.00 43 21 25989 -53.9 -88.9 1 35.0 -56.3 259 26 661.9 661.9 323.2 661.9 0.01 44 20 26300 -55.3 -90.3 1 35.0 -57.5 250 23 666.9 666.9 323.3 666.9 0.01 45 17 27329 -58.5 -92.5 1 34.0 -60.3 248 23 688.4 688.4 324.0 688.4 0.00 46 15 28124 -54.1 -89.1 1 35.0 -57.1 246 23 728.1 728.1 325.3 728.2 0.01 47 13 29043 -54.1 -89.1 1 35.0 -57.4 253 23 758.5 758.5 326.2 758.6 0.01 48 11 30117 -52.9 -87.9 1 35.0 -57.1 279 24 800.0 800.0 327.3 800.1 0.02 49 10 30738 -48.9 294 25 837.0 TRP 92 17020 -78.7 -93.7 7 15.0 -78.7 230 33 384.7 384.7 303.0 384.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5683.00 m Freezing level: 611.00 mb = 4247.52 m = 13935.25 ft Wetbulb zero: 645.77 mb = 3796.34 m = 12455.02 ft Sfc-500 mean rel hum: 40.20 % Est. max temperature: 19.34 C = 66.82 F Sfc-Lift cond lev (LCL): 734.10 mb = 2741.00 m = 8992.66 ft T: 13.58 C 700-500 lapse rate: 6.43 C/km ThetaE index: 11.02 C Layer 700.0- 542.0 mb Conv cond level (CCL): 585.75 mb = 4583.87 m = 15038.77 ft Mean mixing ratio: 5.59 g/kg Conv temperature: 20.66 C = 69.19 F Cap Strength: 4.01 C Lifted Index: 4.07 C Risk: None Lifted Index @300 mb: 6.53 C Lifted Index @700 mb: 1.10 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.83 J/kg Max Up Vert Vel: 7.33 m/s Conv Inhibition (B-): 48084.21 J/kg Cap Strength: 4.06 C Lift Cond Lev (LCL): 611.77 mb = 4237.24 m = 13901.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 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 ---------------------------------------------------------- 0 777 2265 0 0 -0.0 -0.0 | 110 5 -4.6 1.6 1 761 2438 255 6 5.8 1.6 | 201 3 1.2 3.2 2 708 3048 250 6 5.6 2.1 | 196 4 1.1 3.7 3 700 3139 260 8 7.9 1.4 | 227 4 3.3 3.0 4 682 3353 215 6 3.4 4.9 | 170 7 -1.1 6.6 5 656 3658 200 2 0.7 1.9 | 132 5 -3.9 3.5 6 632 3962 60 4 -3.5 -2.0 | 87 8 -8.0 -0.4 7 608 4267 35 4 -2.3 -3.3 | 77 7 -6.9 -1.6 8 585 4572 30 10 -5.0 -8.7 | 54 12 -9.6 -7.0 9 563 4877 165 8 -2.1 7.7 | 145 11 -6.6 9.4 10 522 5486 110 6 -5.6 2.1 | 110 11 -10.2 3.7 11 502 5791 75 4 -3.9 -1.0 | 94 8 -8.4 0.6 12 500 5830 80 4 -3.9 -0.7 | 96 9 -8.5 1.0 13 483 6096 20 4 -1.4 -3.8 | 70 6 -5.9 -2.1 14 464 6401 360 6 -0.0 -6.0 | 46 6 -4.6 -4.4 15 446 6706 270 4 4.0 -0.0 | 161 2 -0.6 1.6 16 429 7010 225 10 7.1 7.1 | 196 9 2.5 8.7 17 412 7315 260 12 11.8 2.1 | 243 8 7.2 3.7 18 400 7540 265 14 13.9 1.2 | 253 10 9.4 2.9 19 379 7925 290 6 5.6 -2.1 | 291 1 1.1 -0.4 20 349 8534 305 4 3.3 -2.3 | 64 1 -1.3 -0.6 21 334 8839 265 4 4.0 0.3 | 163 2 -0.6 2.0 22 307 9449 260 8 7.9 1.4 | 227 4 3.3 3.0 23 300 9620 215 4 2.3 3.3 | 155 5 -2.3 4.9 24 281 10058 265 4 4.0 0.3 | 163 2 -0.6 2.0 25 250 10870 280 23 22.7 -4.0 | 277 18 18.1 -2.3 26 235 11278 285 33 31.9 -8.5 | 284 28 27.3 -6.9 27 214 11887 290 41 38.5 -14.0 | 290 36 33.9 -12.4 28 200 12320 285 29 28.0 -7.5 | 284 24 23.4 -5.9 29 194 12497 285 25 24.1 -6.5 | 284 20 19.6 -4.8 30 176 13106 235 14 11.5 8.0 | 215 12 6.9 9.7 31 168 13411 240 31 26.8 15.5 | 232 28 22.3 17.1 32 160 13716 250 35 32.9 12.0 | 244 31 28.3 13.6 33 152 14021 235 35 28.7 20.1 | 228 32 24.1 21.7 34 150 14110 240 39 33.8 19.5 | 234 36 29.2 21.1 35 145 14326 245 43 39.0 18.2 | 240 40 34.4 19.8 36 101 16459 215 29 16.6 23.8 | 205 28 12.1 25.4 37 100 16540 225 25 17.7 17.7 | 214 23 13.1 19.3 38 96 16764 225 25 17.7 17.7 | 214 23 13.1 19.3 39 92 17020 230 33 25.3 21.2 | 222 31 20.7 22.9 40 86 17374 245 21 19.0 8.9 | 234 18 14.5 10.5 41 82 17678 230 19 14.6 12.2 | 216 17 10.0 13.9 42 78 17983 245 14 12.7 5.9 | 227 11 8.1 7.6 43 74 18288 190 16 2.8 15.8 | 174 17 -1.8 17.4 44 70 18570 225 16 11.3 11.3 | 207 15 6.7 13.0 45 66 18898 240 10 8.7 5.0 | 212 8 4.1 6.6 46 63 19202 125 4 -3.3 2.3 | 117 9 -7.9 3.9 47 60 19507 140 25 -16.1 19.2 | 135 29 -20.6 20.8 48 54 20117 75 4 -3.9 -1.0 | 94 8 -8.4 0.6 49 50 20540 30 6 -3.0 -5.2 | 65 8 -7.6 -3.6 50 49 20726 350 2 0.3 -2.0 | 86 4 -4.2 -0.3 51 46 21031 215 6 3.4 4.9 | 170 7 -1.1 6.6 52 42 21641 230 14 10.7 9.0 | 210 12 6.1 10.6 53 36 22555 280 21 20.7 -3.6 | 277 16 16.1 -2.0 54 33 23165 310 27 20.7 -17.4 | 314 22 16.1 -15.7 55 31 23470 255 16 15.5 4.1 | 242 12 10.9 5.8 56 30 23720 255 23 22.2 6.0 | 247 19 17.6 7.6 57 23 25298 250 31 29.1 10.6 | 243 27 24.6 12.2 58 22 25603 270 29 29.0 -0.0 | 266 24 24.4 1.6 59 20 26300 250 23 21.6 7.9 | 241 20 17.0 9.5 60 14 27432 245 23 20.8 9.7 | 235 20 16.3 11.4 61 9 28651 310 25 19.2 -16.1 | 315 21 14.6 -14.4 62 8 28956 310 23 17.6 -14.8 | 315 19 13.0 -13.1 63 7 29566 280 25 24.6 -4.3 | 278 20 20.0 -2.7 64 5 30175 270 21 21.0 -0.0 | 264 17 16.4 1.6 Wind Parameters Mean winds (0-6000m): 259.8 at 6.5 knts Storm direction: 289.8 at 4.9 knts Shear (0-3000m) pos: 1.4 neg: 0.7 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 11.7 deg Storm rel helicity (0-3000m) pos: 67.8 neg: -49.4 tot: 18.4 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 75.12 Bulk Shear: 0.36 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 ------------------------------------------------------------------------------- 500 254 5 183 3| 0.0 6.2 6.2| 1.3 -0.9 0.4 0.9 0.39| 9.3 3.6 1000 252 6 195 4| 0.0 3.5 3.5| 3.0 -4.5 -1.5 -1.5 0.17| 7.1 1.2 1500 242 5 180 4| 0.0 0.9 0.9| 3.0 -15.2 -12.1 -8.1 -0.20| 7.6 -1.5 2000 246 5 177 4| 0.0 1.0 1.0| 3.0 -28.5 -25.4 -12.7 -0.37| 7.5 -2.8 2500 272 5 210 2| 1.8 0.8 2.7| 47.9 -37.1 10.8 4.3 -0.02| 10.1 -0.2 3000 208 6 165 7| 1.4 0.7 2.1| 67.8 -49.4 18.4 6.1 0.02| 10.2 0.2 4000 133 6 122 10| 1.0 1.6 2.7| 67.8 -71.7 -3.9 -1.0 -0.12| 9.1 -1.1 5000 224 6 176 6| 0.8 1.5 2.4| 80.5 -75.9 4.6 0.9 -0.01| 9.5 -0.1 6000 260 6 213 3| 0.9 1.3 2.1| 91.6 -75.9 15.7 2.6 0.05| 9.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//MMZC/skewt/MMZC.skewt.20251228.12.gif