UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for MMZC... Searching the city database file for: MMZC ... Date:1200Z 17 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 119 1 925 793 2 850 1513 SFC 778 2265 10.8 0.8 50 10.0 5.5 215 2 305.1 306.1 289.0 321.0 5.21 4 771 2340 12.4 1.4 47 11.0 6.4 228 7 307.6 308.6 290.1 324.5 5.50 5 700 3133 7.6 -6.4 36 14.0 1.1 255 18 310.9 311.5 289.2 321.6 3.38 6 695 3192 7.4 -6.6 36 14.0 0.9 254 18 311.3 312.0 289.3 322.0 3.35 7 601 4369 -2.7 -10.7 54 8.0 -5.9 240 27 312.8 313.4 289.3 321.9 2.81 8 587 4555 -4.7 -11.7 58 7.0 -7.4 241 26 312.6 313.1 289.1 321.2 2.66 9 581 4636 -5.5 -11.5 63 6.0 -7.8 242 26 312.6 313.1 289.2 321.4 2.73 10 577 4690 -5.7 -14.7 49 9.0 -8.9 242 25 313.0 313.4 288.7 319.9 2.12 11 573 4745 -5.5 -24.5 21 19.0 -10.8 242 25 313.9 314.0 287.8 317.0 0.92 12 530 5353 -10.3 -28.3 21 18.0 -14.5 245 25 315.2 315.3 287.9 317.6 0.70 13 508 5679 -12.7 -32.7 17 20.0 -16.7 245 28 316.1 316.2 288.1 317.8 0.48 14 500 5800 -13.3 -38.3 10 25.0 -17.6 245 29 316.8 316.9 288.1 317.8 0.28 15 497 5846 -13.5 -41.5 7 28.0 -17.9 245 30 317.1 317.2 288.1 317.9 0.20 16 492 5923 -11.9 -51.9 2 40.0 -17.1 245 31 320.0 320.0 288.8 320.3 0.06 17 491 5939 -11.7 -51.7 2 40.0 -17.0 245 31 320.4 320.4 288.9 320.7 0.07 18 471 6258 -11.9 -52.9 2 41.0 -17.3 246 36 324.0 324.0 290.0 324.3 0.06 19 434 6880 -16.9 -49.9 4 33.0 -21.0 249 47 325.3 325.4 290.5 325.7 0.09 20 421 7108 -17.3 -51.3 3 34.0 -21.4 249 50 327.7 327.7 291.2 328.0 0.08 21 400 7490 -20.5 -49.5 6 29.0 -23.9 250 56 328.3 328.4 291.3 328.8 0.10 22 383 7808 -23.7 -49.7 7 26.0 -26.5 249 58 328.2 328.3 291.3 328.7 0.11 23 351 8437 -27.9 -55.9 5 28.0 -30.1 248 61 330.9 330.9 292.0 331.1 0.06 24 303 9471 -36.5 -39.2 76 2.7 -36.8 245 66 333.0 333.1 292.9 334.6 0.42 25 300 9540 -36.9 -39.5 77 2.6 -37.2 245 66 333.4 333.4 293.0 334.9 0.41 26 298 9587 -37.3 -40.1 74 2.9 -37.5 245 68 333.5 333.6 293.0 335.0 0.39 27 291 9752 -38.5 -42.4 67 3.9 -38.9 240 70 334.0 334.1 293.1 335.2 0.31 28 282 9968 -39.9 -47.9 42 8.0 -40.5 240 70 335.0 335.0 293.2 335.7 0.18 29 276 10116 -39.9 -55.9 17 16.0 -40.8 240 70 337.1 337.1 293.7 337.4 0.07 30 274 10166 -39.7 -57.7 13 18.0 -40.6 241 70 338.1 338.1 293.9 338.3 0.06 31 250 10790 -45.1 -60.1 17 15.0 -45.7 245 68 339.0 339.0 294.1 339.2 0.05 32 225 11482 -51.3 -60.3 33 9.0 -51.5 246 70 339.9 339.9 294.3 340.1 0.05 33 221 11598 -52.1 -61.1 33 9.0 -52.3 245 70 340.4 340.4 294.4 340.6 0.05 34 209 11958 -52.9 -69.9 11 17.0 -53.2 245 64 344.6 344.6 295.4 344.7 0.01 35 200 12240 -53.9 -71.9 9 18.0 -54.2 245 60 347.4 347.4 296.1 347.5 0.01 36 194 12435 -55.3 -73.3 9 18.0 -55.6 241 60 348.2 348.2 296.3 348.3 0.01 37 193 12468 -55.5 -74.5 8 19.0 -55.8 241 60 348.4 348.4 296.3 348.4 0.01 38 173 13167 -54.5 -85.5 1 31.0 -54.8 265 43 361.1 361.1 298.9 361.1 0.00 39 150 14070 -59.7 -89.7 1 30.0 -59.9 300 27 367.2 367.2 300.1 367.2 0.00 40 100 16510 -72.7 -93.7 3 21.0 -72.8 360 29 387.3 387.3 303.4 387.3 0.00 41 79 17874 -79.5 -92.5 10 13.0 -79.5 40 23 400.2 400.2 305.2 400.2 0.00 42 75 18170 -78.9 -90.9 12 12.0 -78.9 59 21 407.5 407.5 306.2 407.5 0.00 43 74 18247 -75.7 -90.7 8 15.0 -75.7 67 20 415.8 415.8 307.2 415.8 0.00 44 70 18570 -74.7 -88.7 10 14.0 -74.7 100 16 424.6 424.6 308.2 424.6 0.00 45 50 20550 -68.5 -89.5 3 21.0 -68.7 350 14 482.1 482.1 313.6 482.1 0.00 46 48 20796 -67.3 -90.3 2 23.0 -67.5 5 13 490.6 490.6 314.2 490.6 0.00 47 40 21899 -67.3 -91.3 2 24.0 -67.6 342 7 516.8 516.8 316.1 516.9 0.00 48 38 22211 -64.7 -91.7 1 27.0 -65.1 271 10 531.1 531.1 317.0 531.1 0.00 49 35 22713 -65.9 -91.9 1 26.0 -66.3 194 10 540.6 540.6 317.6 540.6 0.00 50 30 23660 -61.9 -92.9 1 31.0 -62.6 185 12 575.9 575.9 319.5 575.9 0.00 51 28 24085 -60.7 -93.7 1 33.0 -61.6 230 12 590.7 590.7 320.2 590.7 0.00 52 25 24794 -56.1 -91.1 0 35.0 -57.8 254 14 623.4 623.4 321.6 623.4 0.00 53 20 26210 -54.9 -89.9 1 35.0 -57.2 270 16 668.1 668.1 323.3 668.2 0.01 54 19 26538 -54.3 -89.3 1 35.0 -56.8 267 16 679.9 679.9 323.7 679.9 0.01 55 14 28491 -55.5 -98.5 0 43.0 -58.3 290 25 737.8 737.8 325.6 737.9 0.00 TRP 79 17874 -79.5 -92.5 10 13.0 -79.5 40 23 400.2 400.2 305.2 400.2 0.00 WND 298 9587 -37.3 -40.1 74 2.9 -37.5 245 68 333.5 333.6 293.0 335.0 0.39 Sounding variables and indices 1000-500 mb thick: 5681.00 m Freezing level: 626.13 mb = 4054.10 m = 13300.69 ft Wetbulb zero: 682.62 mb = 3337.59 m = 10949.96 ft Sfc-500 mean rel hum: 37.38 % Est. max temperature: 17.63 C = 63.74 F Sfc-Lift cond lev (LCL): 668.07 mb = 3512.08 m = 11522.43 ft T: 4.65 C 700-500 lapse rate: 7.84 C/km ThetaE index: 2.87 C Layer 700.0- 695.0 mb Conv cond level (CCL): 565.95 mb = 4841.61 m = 15884.36 ft Mean mixing ratio: 4.24 g/kg Conv temperature: 19.17 C = 66.51 F Cap Strength: 2.84 C Lifted Index: 1.56 C Risk: Showers probable Lifted Index @300 mb: 8.08 C Lifted Index @700 mb: 1.22 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.89 J/kg Max Up Vert Vel: 5.64 m/s Conv Inhibition (B-): 35622.90 J/kg Cap Strength: 2.84 C Lift Cond Lev (LCL): 601.57 mb = 4360.89 m = 14307.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 24 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 ---------------------------------------------------------- 0 778 2265 215 2 1.1 1.6 | 102 24 -23.1 4.9 1 762 2438 245 14 12.7 5.9 | 129 15 -11.5 9.2 2 734 2743 265 14 13.9 1.2 | 114 11 -10.3 4.5 3 700 3133 255 18 17.4 4.7 | 139 10 -6.8 7.9 4 607 4267 240 27 23.4 13.5 | 177 17 -0.8 16.8 5 541 5182 245 23 20.8 9.7 | 166 13 -3.4 13.0 6 500 5800 245 29 26.3 12.3 | 188 16 2.1 15.5 7 409 7315 250 54 50.7 18.5 | 231 34 26.5 21.7 8 400 7490 250 56 52.6 19.2 | 232 36 28.4 22.4 9 300 9540 245 66 59.8 27.9 | 229 47 35.6 31.2 10 298 9587 245 68 61.6 28.7 | 229 49 37.4 32.0 11 291 9754 240 70 60.6 35.0 | 224 53 36.4 38.3 12 278 10058 240 70 60.6 35.0 | 224 53 36.4 38.3 13 250 10790 245 68 61.6 28.7 | 229 49 37.4 32.0 14 243 10973 250 70 65.8 23.9 | 237 50 41.6 27.2 15 221 11582 245 70 63.4 29.6 | 230 51 39.2 32.9 16 200 12240 245 60 54.4 25.4 | 227 42 30.2 28.6 17 192 12497 240 60 52.0 30.0 | 220 43 27.8 33.3 18 183 12802 250 54 50.7 18.5 | 231 34 26.5 21.7 19 166 13411 275 35 34.9 -3.1 | 269 11 10.7 0.2 20 150 14070 300 27 23.4 -13.5 | 5 10 -0.8 -10.2 21 123 15240 330 25 12.5 -21.7 | 32 22 -11.7 -18.4 22 117 15545 310 25 19.2 -16.1 | 22 14 -5.1 -12.8 23 100 16510 360 29 -0.0 -29.0 | 43 35 -24.2 -25.7 24 96 16764 360 29 -0.0 -29.0 | 43 35 -24.2 -25.7 25 82 17678 40 23 -14.8 -17.6 | 70 42 -39.0 -14.3 26 79 17874 40 23 -14.8 -17.6 | 70 42 -39.0 -14.3 27 78 17983 40 23 -14.8 -17.6 | 70 42 -39.0 -14.3 28 70 18570 100 16 -15.8 2.8 | 99 40 -40.0 6.1 29 70 18593 70 18 -16.9 -6.2 | 86 41 -41.1 -2.9 30 66 18898 105 4 -3.9 1.0 | 99 28 -28.1 4.3 31 63 19202 30 8 -4.0 -6.9 | 83 28 -28.2 -3.7 32 60 19507 10 12 -2.1 -11.8 | 72 28 -26.3 -8.5 33 57 19812 25 16 -6.8 -14.5 | 70 33 -31.0 -11.2 34 54 20117 355 6 0.5 -6.0 | 83 24 -23.7 -2.7 35 51 20422 345 8 2.1 -7.7 | 79 23 -22.1 -4.5 36 50 20550 350 14 2.4 -13.8 | 64 24 -21.8 -10.5 37 49 20726 355 14 1.2 -13.9 | 65 25 -23.0 -10.7 38 44 21336 80 6 -5.9 -1.0 | 94 30 -30.1 2.2 39 42 21641 285 2 1.9 -0.5 | 97 22 -22.3 2.8 40 40 21946 350 8 1.4 -7.9 | 79 23 -22.8 -4.6 41 36 22555 175 12 -1.0 12.0 | 121 29 -25.3 15.2 42 34 22860 210 8 4.0 6.9 | 117 23 -20.2 10.2 43 33 23165 160 12 -4.1 11.3 | 117 32 -28.3 14.6 44 30 23660 185 12 1.0 12.0 | 123 28 -23.2 15.2 45 29 23774 185 12 1.0 12.0 | 123 28 -23.2 15.2 46 27 24384 270 12 12.0 -0.0 | 105 13 -12.2 3.3 47 25 24689 245 14 12.7 5.9 | 129 15 -11.5 9.2 48 23 25298 290 16 15.0 -5.5 | 77 9 -9.2 -2.2 49 22 25603 295 12 10.9 -5.1 | 82 13 -13.3 -1.8 50 20 26210 270 16 16.0 -0.0 | 112 9 -8.2 3.3 51 18 26518 265 16 15.9 1.4 | 119 9 -8.3 4.7 52 13 27737 300 29 25.1 -14.5 | 355 11 0.9 -11.2 53 10 28346 285 27 26.1 -7.0 | 333 4 1.9 -3.7 Wind Parameters Mean winds (0-6000m): 247.7 at 32.6 knts Storm direction: 277.7 at 24.4 knts Shear (0-3000m) pos: 2.0 neg: 2.6 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 66.8 deg Storm rel helicity (0-3000m) pos: 86.0 neg: -21.1 tot: 64.9 m^2/s^2 ave: 21.6 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.28 Bulk Shear: 56.73 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 ------------------------------------------------------------------------------- 500 252 12 118 15| 13.4 0.0 13.4| 44.7 -9.4 35.3 70.6 0.34| 17.7 6.1 1000 255 14 124 12| 6.7 3.0 9.7| 60.4 -9.4 51.0 51.0 0.50| 11.9 6.0 1500 253 17 134 12| 4.5 3.6 8.0| 72.7 -9.4 63.3 42.2 0.56| 9.5 5.4 2000 249 19 146 12| 3.3 3.9 7.3| 83.4 -9.4 74.0 37.0 0.57| 8.4 4.7 2500 247 20 153 12| 2.5 3.1 5.6| 83.4 -15.7 67.8 27.1 0.48| 7.2 3.5 3000 246 21 156 13| 2.0 2.6 4.6| 86.0 -21.1 64.9 21.6 0.43| 6.5 2.8 4000 246 23 166 13| 2.4 2.5 5.0|133.2 -21.1 112.1 28.0 0.54| 6.5 3.5 5000 247 28 185 14| 3.6 2.0 5.6|202.3 -21.1 181.2 36.2 0.55| 6.9 3.8 6000 248 33 201 17| 3.0 2.3 5.3|211.6 -27.3 184.3 30.7 0.50| 6.4 3.2 Wrote GIF file: /home/apache/climate/data/raob//MMZC/skewt/MMZC.skewt.20251217.12.gif