UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for MMAA... Searching the city database file for: MMAA ... Date:1200Z 9 DEC 25 Station: MMAA WMO ident: 76805 Latitude: 16.83 Longitude: -99.93 Elevation: 28.00 ------------------------------------------------------------------------------- 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 1010 28 24.6 22.2 87 2.4 22.9 350 2 296.9 300.0 295.7 345.8 16.91 1 1008 41 24.0 22.3 90 1.7 22.8 357 2 296.5 299.6 295.7 345.7 17.05 2 1007 47 24.8 22.7 88 2.1 23.3 0 2 297.4 300.5 296.2 348.1 17.50 3 1000 91 25.2 22.8 87 2.4 23.5 25 2 298.4 301.6 296.6 350.0 17.74 4 981 261 26.6 21.6 74 5.0 23.0 21 4 301.4 304.5 296.8 350.8 16.78 5 925 780 24.0 18.0 69 6.0 19.8 50 4 303.8 306.5 295.7 346.0 14.18 6 916 865 23.8 14.8 57 9.0 17.8 47 4 304.5 306.7 294.1 339.2 11.63 7 851 1502 19.4 11.4 60 8.0 14.3 359 0 306.4 308.2 293.4 336.5 10.00 8 850 1512 19.4 10.4 56 9.0 13.7 0 0 306.5 308.2 293.0 334.7 9.36 9 815 1873 16.8 13.8 82 3.0 14.8 52 6 307.4 309.7 295.4 344.4 12.26 10 700 3158 9.6 2.6 62 7.0 5.6 75 12 313.1 314.4 292.7 333.8 6.61 11 691 3265 9.0 1.0 57 8.0 4.6 72 12 313.6 314.7 292.3 332.3 5.96 12 653 3731 5.6 1.3 74 4.3 3.2 90 10 314.9 316.1 293.1 335.2 6.45 13 627 4063 4.4 -9.6 35 14.0 -1.8 108 7 317.2 317.8 290.8 326.8 2.94 14 600 4420 2.6 -4.4 60 7.0 -0.9 89 5 319.1 320.0 292.8 334.0 4.60 15 521 5548 -4.7 -12.7 54 8.0 -7.9 75 2 323.5 324.0 292.4 332.8 2.76 16 504 5808 -6.9 -11.7 69 4.8 -8.9 339 3 323.9 324.5 292.9 334.3 3.10 17 500 5870 -7.1 -11.4 71 4.3 -8.9 335 6 324.4 325.0 293.1 335.1 3.20 18 474 6285 -8.7 -22.7 31 14.0 -13.0 304 3 327.4 327.7 292.3 332.0 1.30 19 409 7413 -15.5 -43.5 7 28.0 -20.0 231 9 332.7 332.8 292.7 333.5 0.20 20 400 7580 -16.9 -45.9 6 29.0 -21.1 225 10 333.0 333.1 292.7 333.6 0.16 21 335 8885 -26.3 -45.3 15 19.0 -28.6 221 21 337.5 337.5 293.9 338.3 0.20 22 300 9670 -33.7 -48.7 21 15.0 -35.0 240 25 337.9 337.9 294.0 338.5 0.15 23 297 9740 -34.5 -49.5 20 15.0 -35.7 238 25 337.7 337.7 293.9 338.3 0.14 24 250 10920 -43.3 -62.3 11 19.0 -44.0 225 33 341.7 341.7 294.8 341.8 0.04 25 217 11861 -52.3 -63.3 25 11.0 -52.5 228 29 341.9 341.9 294.8 342.0 0.04 26 202 12326 -53.9 -72.9 8 19.0 -54.2 230 27 346.4 346.4 295.8 346.5 0.01 27 200 12390 -53.9 -74.9 6 21.0 -54.2 230 27 347.4 347.4 296.1 347.4 0.01 28 150 14190 -64.3 -84.3 5 20.0 -64.4 245 39 359.3 359.3 298.5 359.3 0.00 29 140 14610 -67.9 -85.9 6 18.0 -67.9 254 33 360.2 360.2 298.7 360.2 0.00 30 112 15932 -75.3 -91.3 6 16.0 -75.3 238 34 370.0 370.0 300.6 370.1 0.00 31 100 16590 -75.5 -90.5 8 15.0 -75.5 250 21 381.9 381.9 302.5 381.9 0.00 32 75 18216 -84.3 -94.3 15 10.0 -84.3 215 16 396.1 396.1 304.7 396.1 0.00 33 70 18600 -81.5 -92.5 14 11.0 -81.5 340 12 410.0 410.0 306.5 410.0 0.00 34 59 19565 -78.9 -89.9 15 11.0 -78.9 123 7 436.4 436.4 309.5 436.4 0.00 35 55 19969 -73.9 -88.9 8 15.0 -74.0 77 8 456.7 456.7 311.5 456.7 0.00 36 50 20530 -70.5 -90.5 4 20.0 -70.6 110 10 477.4 477.4 313.2 477.4 0.00 37 43 21428 -67.5 -95.5 1 28.0 -67.8 101 6 505.8 505.8 315.4 505.8 0.00 38 36 22518 -58.7 -92.7 0 34.0 -59.6 125 2 554.9 554.9 318.3 554.9 0.00 39 33 23066 -56.3 -91.3 0 35.0 -57.6 142 6 575.3 575.3 319.4 575.3 0.00 40 30 23670 -55.9 -90.9 0 35.0 -57.3 120 10 592.2 592.2 320.3 592.3 0.00 41 26 24574 -58.5 -92.5 1 34.0 -59.7 71 8 609.6 609.6 321.0 609.6 0.00 42 22 25625 -57.9 -91.9 1 34.0 -59.5 26 2 641.2 641.2 322.3 641.2 0.00 43 20 26230 -54.9 -89.9 1 35.0 -57.2 0 0 668.1 668.1 323.3 668.2 0.01 44 18 26906 -53.5 -88.5 1 35.0 -56.3 344 3 693.0 693.0 324.2 693.0 0.01 45 17 27277 -49.7 -85.7 1 36.0 -53.7 353 6 716.6 716.6 325.0 716.7 0.01 46 14 28546 -50.1 -86.1 1 36.0 -54.5 41 15 756.2 756.2 326.1 756.3 0.02 47 12 29555 -49.5 -85.5 1 36.0 -54.6 84 21 792.4 792.4 327.1 792.5 0.02 48 11 30133 -43.1 -81.1 1 38.0 -51.3 80 19 835.6 835.6 328.1 836.1 0.05 TRP 75 18216 -84.3 -94.3 15 10.0 -84.3 215 16 396.1 396.1 304.7 396.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 571.86 mb = 4821.68 m = 15818.97 ft Wetbulb zero: 636.27 mb = 3942.90 m = 12935.86 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 63.80 % Est. max temperature: 33.82 C = 92.88 F Sfc-Lift cond lev (LCL): 975.64 mb = 309.20 m = 1014.44 ft T: 26.36 C 700-500 lapse rate: 6.16 C/km ThetaE index: 16.11 C Layer 925.0- 815.0 mb Conv cond level (CCL): 825.66 mb = 1761.66 m = 5779.66 ft Mean mixing ratio: 15.51 g/kg Conv temperature: 34.85 C = 94.74 F Cap Strength: 3.23 C Lifted Index: -3.31 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.07 C Lifted Index @700 mb: -0.38 C Showalter Index: 1.96 C Risk: Showers probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 17.50 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 130.80 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 966.61 J/kg Max Up Vert Vel: 43.97 m/s Conv Inhibition (B-): 116.77 J/kg Cap Strength: 3.23 C Lift Cond Lev (LCL): 889.65 mb = 1117.68 m = 3666.90 ft Lev Free Conv (LFC): 724.65 mb = 2865.68 m = 9401.73 ft Equ Level (EL): 194.65 mb = 12559.56 m = 41205.39 ft B at Equ Level: 955.33 J/kg Max Parcel Lev (MPL): 114.65 mb = 15793.03 m = 51813.76 ft Wind level data Storm motion: 100 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 1010 28 350 2 0.3 -2.0 | 300 6 4.8 -2.8 1 1000 91 25 2 -0.8 -1.8 | 306 4 3.6 -2.6 2 976 305 20 4 -1.4 -3.8 | 326 5 3.1 -4.6 3 925 780 50 4 -3.1 -2.6 | 338 4 1.4 -3.4 4 911 914 45 4 -2.8 -2.8 | 336 4 1.6 -3.6 5 879 1219 340 2 0.7 -1.9 | 298 6 5.1 -2.7 6 850 1512 0 0 -0.0 -0.0 | 280 5 4.4 -0.8 7 849 1524 40 4 -2.6 -3.1 | 334 4 1.9 -3.9 8 819 1829 45 6 -4.2 -4.2 | 358 5 0.2 -5.1 9 790 2134 100 6 -5.9 1.0 | 99 1 -1.5 0.2 10 762 2438 105 10 -9.7 2.6 | 109 6 -5.2 1.8 11 700 3158 75 12 -11.6 -3.1 | 61 8 -7.2 -3.9 12 683 3353 70 12 -11.3 -4.1 | 54 8 -6.8 -4.9 13 610 4267 120 6 -5.2 3.0 | 161 2 -0.8 2.2 14 587 4572 50 4 -3.1 -2.6 | 338 4 1.4 -3.4 15 566 4877 50 6 -4.6 -3.9 | 2 5 -0.2 -4.7 16 545 5182 20 4 -1.4 -3.8 | 326 5 3.1 -4.6 17 524 5486 95 2 -2.0 0.2 | 285 3 2.4 -0.6 18 505 5791 340 2 0.7 -1.9 | 298 6 5.1 -2.7 19 500 5870 335 6 2.5 -5.4 | 312 9 7.0 -6.2 20 467 6401 295 2 1.8 -0.8 | 285 6 6.2 -1.7 21 431 7010 245 8 7.3 3.4 | 258 12 11.7 2.6 22 400 7580 225 10 7.1 7.1 | 241 13 11.5 6.3 23 336 8839 220 21 13.5 16.1 | 230 24 17.9 15.3 24 309 9449 235 25 20.5 14.3 | 241 28 24.9 13.5 25 300 9670 240 25 21.7 12.5 | 246 29 26.1 11.7 26 259 10668 215 31 17.8 25.4 | 222 33 22.2 24.6 27 250 10920 225 33 23.3 23.3 | 231 36 27.8 22.5 28 200 12390 230 27 20.7 17.4 | 237 30 25.1 16.5 29 187 12802 230 25 19.2 16.1 | 237 28 23.6 15.3 30 162 13716 230 39 29.9 25.1 | 235 42 34.3 24.3 31 150 14190 245 39 35.3 16.5 | 248 43 39.8 15.7 32 139 14630 255 33 31.9 8.5 | 258 37 36.3 7.7 33 126 15240 225 47 33.2 33.2 | 229 50 37.7 32.4 34 100 16590 250 21 19.7 7.2 | 255 25 24.2 6.4 35 97 16764 250 21 19.7 7.2 | 255 25 24.2 6.4 36 78 17983 305 12 9.8 -6.9 | 298 16 14.3 -7.7 37 75 18216 215 16 9.2 13.1 | 228 18 13.6 12.3 38 74 18288 215 14 8.0 11.5 | 229 16 12.5 10.7 39 70 18593 320 10 6.4 -7.7 | 308 14 10.9 -8.5 40 70 18600 340 12 4.1 -11.3 | 325 15 8.5 -12.1 41 66 18898 340 12 4.1 -11.3 | 325 15 8.5 -12.1 42 63 19202 120 8 -6.9 4.0 | 142 4 -2.5 3.2 43 57 19812 125 6 -4.9 3.4 | 170 3 -0.5 2.6 44 54 20117 40 10 -6.4 -7.7 | 13 9 -2.0 -8.5 45 50 20530 110 10 -9.4 3.4 | 118 6 -5.0 2.6 46 48 20726 115 10 -9.1 4.2 | 126 6 -4.6 3.4 47 46 21031 80 10 -9.8 -1.7 | 65 6 -5.4 -2.5 48 42 21641 110 4 -3.8 1.4 | 230 1 0.7 0.6 49 38 22250 150 4 -2.0 3.5 | 222 4 2.4 2.7 50 36 22555 125 2 -1.6 1.1 | 263 3 2.8 0.3 51 34 22860 160 6 -2.1 5.6 | 206 5 2.4 4.8 52 33 23165 135 6 -4.2 4.2 | 183 3 0.2 3.4 53 30 23670 120 10 -8.7 5.0 | 135 6 -4.2 4.2 54 28 24079 105 8 -7.7 2.1 | 111 4 -3.3 1.3 55 23 25298 20 8 -2.7 -7.5 | 348 8 1.7 -8.3 56 22 25603 15 2 -0.5 -1.9 | 305 5 3.9 -2.7 57 21 25908 150 2 -1.0 1.7 | 255 4 3.4 0.9 58 20 26230 0 0 -0.0 -0.0 | 280 5 4.4 -0.8 59 18 26518 340 2 0.7 -1.9 | 298 6 5.1 -2.7 60 16 27127 5 10 -0.9 -10.0 | 342 11 3.6 -10.8 61 12 28042 85 21 -20.9 -1.8 | 81 17 -16.5 -2.6 62 9 29261 70 14 -13.2 -4.8 | 57 10 -8.7 -5.6 63 7 29870 205 8 3.4 7.3 | 230 10 7.8 6.4 64 7 30175 260 16 15.8 2.8 | 264 20 20.2 2.0 Wind Parameters Mean winds (0-6000m): 70.3 at 6.0 knts Storm direction: 100.3 at 4.5 knts Shear (0-3000m) pos: 2.1 neg: 0.6 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 128.5 deg Storm rel helicity (0-3000m) pos: 14.0 neg: -13.5 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 0.9 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 362.63 Bulk Shear: 2.67 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 23 3 320 5| 3.0 0.0 3.0| 3.7 0.0 3.7 7.3 0.72| 4.0 2.9 1000 33 4 327 5| 1.5 0.6 2.1| 4.1 -1.6 2.5 2.5 0.26| 3.5 0.9 1500 28 3 318 5| 1.5 0.4 1.8| 8.0 -5.9 2.1 1.4 0.18| 4.9 0.9 2000 37 4 328 4| 1.9 0.3 2.2| 12.7 -5.9 6.8 3.4 0.35| 5.1 1.8 2500 60 4 349 3| 2.5 0.2 2.7| 14.0 -6.9 7.1 2.8 0.33| 5.5 1.8 3000 71 6 18 3| 2.1 0.6 2.7| 14.0 -13.5 0.5 0.2 0.16| 5.3 0.9 4000 75 7 40 3| 1.4 0.5 1.9| 22.0 -17.5 4.5 1.1 0.21| 5.2 1.1 5000 75 7 37 3| 1.2 1.1 2.3| 24.4 -20.9 3.5 0.7 0.10| 5.4 0.5 6000 70 6 23 3| 1.2 1.4 2.6| 26.1 -26.4 -0.3 -0.1 0.04| 5.6 0.2 Wrote GIF file: /home/apache/climate/data/raob//MMAA/skewt/MMAA.skewt.20251209.12.gif