UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:1200Z 1 DEC 25 Station: MMVA WMO ident: 76743 Latitude: 17.98 Longitude: -92.94 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 1015 10 23.0 18.2 74 4.8 19.8 110 6 294.9 297.2 292.3 332.3 13.06 1 1000 138 22.4 20.6 90 1.8 21.2 100 8 295.5 298.3 294.3 339.9 15.45 2 925 812 19.4 17.5 89 1.9 18.1 75 12 299.1 301.6 294.1 339.2 13.73 3 850 1535 15.4 12.9 85 2.5 13.8 110 12 302.3 304.3 293.0 335.0 11.07 4 700 3166 8.8 1.8 61 7.0 4.9 210 4 312.2 313.4 292.2 331.7 6.24 5 500 5880 -5.5 -28.5 14 23.0 -11.8 175 6 326.3 326.5 291.4 329.0 0.73 6 400 7600 -16.7 -33.7 21 17.0 -20.3 15 6 333.3 333.4 293.2 335.4 0.55 7 300 9700 -33.1 -50.1 17 17.0 -34.6 155 4 338.7 338.8 294.1 339.3 0.13 8 250 10950 -43.9 -53.9 32 10.0 -44.4 20 10 340.8 340.8 294.6 341.2 0.10 9 200 12410 -55.9 -62.9 41 7.0 -56.1 295 10 344.2 344.3 295.4 344.4 0.04 10 150 14170 -70.9 -75.8 48 4.9 -70.9 265 10 348.0 348.0 296.2 348.0 0.01 11 103 16352 -79.1 -87.1 26 8.0 -79.1 315 8 371.7 371.7 300.9 371.8 0.00 12 100 16520 -78.7 -87.7 22 9.0 -78.7 210 6 375.7 375.7 301.5 375.7 0.00 TRP 103 16352 -79.1 -87.1 26 8.0 -79.1 315 8 371.7 371.7 300.9 371.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5742.00 m Freezing level: 576.92 mb = 4836.15 m = 15866.45 ft Wetbulb zero: 640.82 mb = 3878.54 m = 12724.71 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 60.03 % Est. max temperature: 29.77 C = 85.59 F Sfc-Lift cond lev (LCL): 946.08 mb = 617.24 m = 2025.03 ft T: 20.27 C 700-500 lapse rate: 5.27 C/km ThetaE index: 10.98 C Layer 925.0- 400.0 mb Conv cond level (CCL): 893.07 mb = 1112.40 m = 3649.56 ft Mean mixing ratio: 14.43 g/kg Conv temperature: 28.58 C = 83.45 F Cap Strength: 1.43 C Lifted Index: 1.69 C Risk: Showers probable Lifted Index @300 mb: 1.57 C Lifted Index @700 mb: 1.43 C Showalter Index: 3.42 C Risk: None Total Totals Index: 39.30 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 18.40 C K Index: 26.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 184.80 Risk: None Energy Index: -1.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.12 J/kg Max Up Vert Vel: 4.92 m/s Conv Inhibition (B-): 2150.46 J/kg Cap Strength: 1.64 C Lift Cond Lev (LCL): 935.67 mb = 712.82 m = 2338.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 136 at 6 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 1015 10 110 6 -5.6 2.1 | 41 3 -1.7 -2.0 1 1000 138 100 8 -7.9 1.4 | 56 5 -4.0 -2.7 2 981 305 65 14 -12.7 -5.9 | 41 13 -8.8 -10.0 3 925 812 75 12 -11.6 -3.1 | 47 11 -7.7 -7.2 4 914 914 80 10 -9.8 -1.7 | 46 8 -5.9 -5.8 5 882 1219 105 10 -9.7 2.6 | 76 6 -5.8 -1.5 6 850 1535 110 12 -11.3 4.1 | 90 7 -7.4 0.0 7 821 1829 110 12 -11.3 4.1 | 90 7 -7.4 0.0 8 792 2134 140 12 -7.7 9.2 | 143 6 -3.8 5.1 9 763 2438 70 8 -7.5 -2.7 | 28 8 -3.6 -6.8 10 736 2743 55 8 -6.6 -4.6 | 17 9 -2.6 -8.7 11 710 3048 205 4 1.7 3.6 | 275 6 5.6 -0.4 12 700 3166 210 4 2.0 3.5 | 276 6 5.9 -0.6 13 684 3353 100 2 -2.0 0.3 | 333 4 1.9 -3.7 14 659 3658 80 6 -5.9 -1.0 | 21 5 -2.0 -5.1 15 634 3962 110 6 -5.6 2.1 | 41 3 -1.7 -2.0 16 611 4267 310 4 3.1 -2.6 | 314 10 7.0 -6.6 17 588 4572 140 4 -2.6 3.1 | 307 2 1.3 -1.0 18 566 4877 145 8 -4.6 6.6 | 165 3 -0.7 2.5 19 545 5182 210 4 2.0 3.5 | 276 6 5.9 -0.6 20 525 5486 215 4 2.3 3.3 | 277 6 6.2 -0.8 21 506 5791 185 4 0.3 4.0 | 271 4 4.3 -0.1 22 500 5880 175 6 -0.5 6.0 | 241 4 3.4 1.9 23 486 6096 165 6 -1.6 5.8 | 234 3 2.4 1.7 24 467 6401 185 4 0.3 4.0 | 271 4 4.3 -0.1 25 449 6706 10 2 -0.3 -2.0 | 329 7 3.6 -6.0 26 400 7600 15 6 -1.6 -5.8 | 347 10 2.4 -9.9 27 399 7620 40 6 -3.9 -4.6 | 360 9 0.1 -8.7 28 383 7925 360 6 -0.0 -6.0 | 339 11 3.9 -10.1 29 367 8230 20 4 -1.4 -3.8 | 342 8 2.5 -7.8 30 352 8534 110 2 -1.9 0.7 | 329 4 2.0 -3.4 31 338 8839 220 2 1.3 1.5 | 296 6 5.2 -2.5 32 324 9144 175 6 -0.5 6.0 | 241 4 3.4 1.9 33 300 9700 155 4 -1.7 3.6 | 281 2 2.2 -0.4 34 298 9754 160 2 -0.7 1.9 | 304 4 3.2 -2.2 35 285 10058 240 2 1.7 1.0 | 299 6 5.6 -3.1 36 272 10363 260 2 2.0 0.3 | 302 7 5.9 -3.7 37 260 10668 25 2 -0.8 -1.8 | 333 7 3.1 -5.9 38 250 10950 20 10 -3.4 -9.4 | 358 13 0.5 -13.5 39 227 11582 5 12 -1.0 -12.0 | 350 16 2.9 -16.0 40 217 11887 330 10 5.0 -8.7 | 325 16 8.9 -12.7 41 200 12410 295 10 9.1 -4.2 | 303 15 13.0 -8.3 42 188 12802 255 4 3.9 1.0 | 291 8 7.8 -3.0 43 178 13106 245 8 7.3 3.4 | 274 11 11.2 -0.7 44 162 13716 265 10 10.0 0.9 | 283 14 13.9 -3.2 45 150 14170 265 10 10.0 0.9 | 283 14 13.9 -3.2 46 131 14935 235 14 11.5 8.0 | 256 16 15.4 4.0 47 118 15545 265 23 22.9 2.0 | 274 27 26.8 -2.1 48 107 16154 300 12 10.4 -6.0 | 305 17 14.3 -10.1 49 103 16352 315 8 5.7 -5.7 | 315 14 9.6 -9.7 50 101 16459 295 4 3.6 -1.7 | 307 9 7.5 -5.8 51 100 16520 210 6 3.0 5.2 | 261 7 6.9 1.1 52 96 16764 210 12 6.0 10.4 | 237 12 9.9 6.3 53 86 17374 305 19 15.6 -10.9 | 308 25 19.5 -15.0 54 81 17678 290 18 16.9 -6.2 | 296 23 20.8 -10.2 55 69 18593 225 8 5.7 5.7 | 261 10 9.6 1.6 56 65 18898 235 12 9.8 6.9 | 258 14 13.7 2.8 57 61 19202 195 14 3.6 13.5 | 219 12 7.5 9.5 58 58 19507 230 10 7.7 6.4 | 258 12 11.6 2.4 59 52 20117 360 8 -0.0 -8.0 | 342 13 3.9 -12.1 60 46 20726 350 6 1.0 -5.9 | 334 11 4.9 -10.0 61 44 21031 130 2 -1.5 1.3 | 320 4 2.4 -2.8 62 42 21336 280 6 5.9 -1.0 | 298 11 9.8 -5.1 63 39 21641 45 8 -5.7 -5.7 | 10 10 -1.7 -9.7 64 33 22555 110 2 -1.9 0.7 | 329 4 2.0 -3.4 65 30 23165 110 10 -9.4 3.4 | 83 6 -5.5 -0.7 66 28 23470 140 12 -7.7 9.2 | 143 6 -3.8 5.1 67 27 23774 60 4 -3.5 -2.0 | 356 6 0.4 -6.1 68 25 24079 120 10 -8.7 5.0 | 101 5 -4.8 0.9 69 24 24384 140 8 -5.1 6.1 | 149 2 -1.2 2.1 70 21 24994 90 6 -6.0 0.0 | 27 5 -2.1 -4.1 71 19 25603 55 6 -4.9 -3.4 | 8 8 -1.0 -7.5 72 18 25908 85 6 -6.0 -0.5 | 24 5 -2.1 -4.6 73 17 26213 70 2 -1.9 -0.7 | 337 5 2.0 -4.8 74 16 26518 180 6 0.0 6.0 | 244 4 3.9 1.9 75 14 27432 190 4 0.7 3.9 | 272 5 4.6 -0.1 76 13 27737 255 6 5.8 1.6 | 285 10 9.7 -2.5 77 12 28042 230 6 4.6 3.9 | 271 9 8.5 -0.2 78 12 28346 320 6 3.9 -4.6 | 318 12 7.8 -8.7 79 10 29261 325 14 8.0 -11.5 | 322 20 11.9 -15.5 80 9 29566 290 12 11.3 -4.1 | 298 17 15.2 -8.2 81 9 29870 295 16 14.5 -6.8 | 300 21 18.4 -10.8 82 8 30175 225 25 17.7 17.7 | 238 26 21.6 13.6 Wind Parameters Mean winds (0-6000m): 106.2 at 7.5 knts Storm direction: 136.2 at 5.6 knts Shear (0-3000m) pos: 3.8 neg: 3.1 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): -135.8 deg Storm rel helicity (0-3000m) pos: 28.6 neg: -28.9 tot: -0.3 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.70 Bulk Shear: 4.50 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 76 11 46 10| 0.0 9.8 9.8| 2.5 -6.1 -3.6 -7.3 -0.08| 12.9 -1.0 1000 75 11 46 10| 2.5 4.9 7.4| 6.7 -6.6 0.1 0.1 0.03| 9.2 0.3 1500 84 11 54 9| 3.0 3.3 6.3| 14.0 -6.6 7.4 4.9 0.21| 7.8 1.6 2000 92 11 64 8| 3.2 2.4 5.6| 20.7 -6.6 14.1 7.1 0.32| 6.9 2.2 2500 96 11 68 8| 2.6 3.7 6.2| 24.2 -26.6 -2.4 -1.0 -0.05| 8.6 -0.4 3000 93 10 62 7| 3.8 3.1 6.9| 28.6 -28.9 -0.3 -0.1 0.15| 10.5 1.6 4000 94 9 56 6| 2.9 3.2 6.1| 38.4 -30.0 8.4 2.1 0.23| 9.9 2.3 5000 98 8 55 5| 3.0 2.4 5.3| 41.3 -62.1 -20.8 -4.2 0.04| 11.0 0.5 6000 106 8 59 4| 2.4 1.9 4.4| 45.7 -65.4 -19.7 -3.3 0.05| 9.9 0.5 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251201.12.gif