UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:1200Z 10 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 1014 10 21.0 18.2 84 2.8 19.1 230 2 293.0 295.3 291.7 330.1 13.08 1 1000 130 21.0 20.1 95 0.9 20.4 245 8 294.1 296.8 293.6 336.9 14.97 2 925 807 18.0 17.6 98 0.4 17.7 10 8 297.7 300.2 293.7 337.8 13.82 3 850 1536 14.8 14.1 96 0.7 14.4 50 8 301.6 303.9 293.6 337.0 11.99 4 700 3158 10.2 3.2 62 7.0 6.2 155 12 313.8 315.1 293.2 335.4 6.90 5 500 5870 -7.1 -11.4 71 4.3 -8.9 90 6 324.4 325.0 293.1 335.1 3.20 6 400 7580 -16.7 -33.7 21 17.0 -20.3 250 18 333.3 333.4 293.2 335.4 0.55 7 300 9660 -32.9 -48.9 19 16.0 -34.3 265 18 339.0 339.0 294.2 339.6 0.15 8 250 10920 -43.9 -56.9 22 13.0 -44.5 240 19 340.8 340.8 294.6 341.1 0.07 9 200 12380 -55.1 -64.1 32 9.0 -55.3 260 37 345.5 345.5 295.7 345.7 0.03 10 150 14180 -64.7 -83.7 6 19.0 -64.8 250 33 358.6 358.6 298.4 358.6 0.00 11 100 16570 -78.1 -92.1 9 14.0 -78.1 285 29 376.8 376.8 301.7 376.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5740.00 m Freezing level: 582.08 mb = 4756.98 m = 15606.71 ft Wetbulb zero: 618.03 mb = 4161.89 m = 13654.34 ft Precipitable water: 1.94 inches Sfc-500 mean rel hum: 77.17 % Est. max temperature: 28.94 C = 84.09 F Sfc-Lift cond lev (LCL): 973.22 mb = 365.75 m = 1199.95 ft T: 19.96 C 700-500 lapse rate: 6.38 C/km ThetaE index: 2.67 C Layer 850.0- 400.0 mb Conv cond level (CCL): 929.69 mb = 763.11 m = 2503.61 ft Mean mixing ratio: 14.26 g/kg Conv temperature: 25.52 C = 77.93 F Cap Strength: 3.50 C Lifted Index: 0.97 C Risk: Showers probable Lifted Index @300 mb: 3.06 C Lifted Index @700 mb: 3.50 C Showalter Index: 0.97 C Risk: Thunderstorms probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.20 C K Index: 29.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 191.20 Risk: None Energy Index: -0.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.54 J/kg Max Up Vert Vel: 5.92 m/s Conv Inhibition (B-): 3687.53 J/kg Cap Strength: 3.46 C Lift Cond Lev (LCL): 952.33 mb = 554.14 m = 1818.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 108 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 10 230 2 1.5 1.3 | 272 6 6.4 -0.3 1 1000 130 245 8 7.3 3.4 | 262 12 12.2 1.8 2 980 305 345 4 1.0 -3.9 | 312 8 6.0 -5.4 3 946 610 10 8 -1.4 -7.9 | 340 10 3.5 -9.4 4 925 807 10 8 -1.4 -7.9 | 340 10 3.5 -9.4 5 914 914 5 6 -0.5 -6.0 | 330 9 4.4 -7.5 6 851 1524 70 8 -7.5 -2.7 | 31 5 -2.6 -4.3 7 850 1536 50 8 -6.1 -5.1 | 10 7 -1.2 -6.7 8 821 1829 45 8 -5.7 -5.7 | 6 7 -0.7 -7.2 9 791 2134 75 8 -7.7 -2.1 | 38 5 -2.8 -3.6 10 763 2438 105 8 -7.7 2.1 | 100 3 -2.8 0.5 11 709 3048 150 12 -6.0 10.4 | 173 9 -1.1 8.8 12 700 3158 155 12 -5.1 10.9 | 179 9 -0.2 9.3 13 683 3353 170 10 -1.7 9.8 | 201 9 3.2 8.3 14 658 3658 140 8 -5.1 6.1 | 177 5 -0.2 4.6 15 634 3962 95 2 -2.0 0.2 | 295 3 2.9 -1.4 16 610 4267 35 4 -2.3 -3.3 | 332 6 2.6 -4.8 17 587 4572 350 10 1.7 -9.8 | 330 13 6.7 -11.4 18 566 4877 85 2 -2.0 -0.2 | 301 3 2.9 -1.7 19 545 5182 80 4 -3.9 -0.7 | 337 2 1.0 -2.3 20 524 5486 30 6 -3.0 -5.2 | 344 7 1.9 -6.8 21 505 5791 65 4 -3.6 -1.7 | 338 4 1.3 -3.3 22 500 5870 90 6 -6.0 0.0 | 35 2 -1.1 -1.6 23 485 6096 155 8 -3.4 7.3 | 195 6 1.5 5.7 24 467 6401 165 6 -1.6 5.8 | 218 5 3.4 4.2 25 448 6706 275 8 8.0 -0.7 | 280 13 12.9 -2.3 26 414 7315 245 18 16.3 7.6 | 254 22 21.2 6.0 27 400 7580 250 18 16.9 6.2 | 258 22 21.8 4.6 28 381 7925 280 16 15.8 -2.8 | 282 21 20.7 -4.3 29 336 8839 250 14 13.2 4.8 | 260 18 18.1 3.2 30 322 9144 265 14 13.9 1.2 | 271 19 18.9 -0.3 31 300 9660 265 18 17.9 1.6 | 270 23 22.8 0.0 32 296 9754 270 21 21.0 -0.0 | 273 26 25.9 -1.6 33 250 10920 240 19 16.5 9.5 | 250 23 21.4 7.9 34 237 11278 240 18 15.6 9.0 | 250 22 20.5 7.4 35 216 11887 260 23 22.7 4.0 | 265 28 27.6 2.4 36 206 12192 255 35 33.8 9.1 | 259 39 38.7 7.5 37 200 12380 260 37 36.4 6.4 | 263 42 41.4 4.9 38 196 12497 265 33 32.9 2.9 | 268 38 37.8 1.3 39 178 13106 240 23 19.9 11.5 | 248 27 24.8 9.9 40 170 13411 210 27 13.5 23.4 | 220 29 18.4 21.8 41 162 13716 235 33 27.0 18.9 | 241 36 31.9 17.4 42 150 14180 250 33 31.0 11.3 | 255 37 35.9 9.7 43 125 15240 265 54 53.8 4.7 | 267 59 58.7 3.1 44 100 16570 285 29 28.0 -7.5 | 285 34 32.9 -9.1 45 96 16764 285 29 28.0 -7.5 | 285 34 32.9 -9.1 46 91 17069 270 23 23.0 -0.0 | 273 28 27.9 -1.6 47 82 17678 275 16 15.9 -1.4 | 278 21 20.9 -3.0 48 77 17983 245 18 16.3 7.6 | 254 22 21.2 6.0 49 73 18288 340 12 4.1 -11.3 | 325 16 9.0 -12.8 50 69 18593 245 6 5.4 2.5 | 265 10 10.4 1.0 51 65 18898 330 10 5.0 -8.7 | 316 14 9.9 -10.2 52 62 19202 5 14 -1.2 -13.9 | 347 16 3.7 -15.5 53 58 19507 60 6 -5.2 -3.0 | 4 5 -0.3 -4.6 54 55 19812 240 10 8.7 5.0 | 256 14 13.6 3.4 55 52 20117 300 12 10.4 -6.0 | 296 17 15.3 -7.6 56 49 20422 75 4 -3.9 -1.0 | 338 3 1.1 -2.6 57 46 20726 80 8 -7.9 -1.4 | 45 4 -3.0 -3.0 58 44 21031 190 2 0.3 2.0 | 266 5 5.3 0.4 59 42 21336 185 4 0.3 4.0 | 245 6 5.3 2.4 60 39 21641 200 6 2.1 5.6 | 240 8 7.0 4.1 61 37 21946 230 10 7.7 6.4 | 249 13 12.6 4.9 62 35 22250 225 4 2.8 2.8 | 261 8 7.7 1.3 63 33 22555 25 6 -2.5 -5.4 | 341 7 2.4 -7.0 64 31 22860 50 8 -6.1 -5.1 | 10 7 -1.2 -6.7 65 28 23470 20 4 -1.4 -3.8 | 326 6 3.5 -5.3 66 25 24079 40 4 -2.6 -3.1 | 333 5 2.3 -4.6 67 24 24384 105 12 -11.6 3.1 | 103 7 -6.7 1.5 68 22 24689 105 10 -9.7 2.6 | 102 5 -4.7 1.0 69 21 24994 125 6 -4.9 3.4 | 180 2 0.0 1.9 70 20 25298 145 6 -3.4 4.9 | 204 4 1.5 3.4 71 19 25603 15 8 -2.1 -7.7 | 343 10 2.8 -9.3 72 18 25908 95 6 -6.0 0.5 | 46 1 -1.1 -1.0 73 17 26213 105 6 -5.8 1.6 | 89 1 -0.9 -0.0 74 16 26518 165 12 -3.1 11.6 | 190 10 1.8 10.0 75 15 26822 215 2 1.1 1.6 | 269 6 6.1 0.1 76 14 27127 165 6 -1.6 5.8 | 218 5 3.4 4.2 77 13 27432 135 8 -5.7 5.7 | 170 4 -0.7 4.1 78 13 27737 170 10 -1.7 9.8 | 201 9 3.2 8.3 79 12 28042 240 2 1.7 1.0 | 275 7 6.6 -0.6 80 11 28346 300 4 3.5 -2.0 | 293 9 8.4 -3.6 81 11 28651 5 4 -0.3 -4.0 | 321 7 4.6 -5.5 82 10 28956 210 10 5.0 8.7 | 234 12 9.9 7.1 83 9 29566 335 14 5.9 -12.7 | 323 18 10.8 -14.3 84 9 29870 285 8 7.7 -2.1 | 286 13 12.6 -3.6 Wind Parameters Mean winds (0-6000m): 77.6 at 6.9 knts Storm direction: 107.6 at 5.2 knts Shear (0-3000m) pos: 2.1 neg: 0.1 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -102.4 deg Storm rel helicity (0-3000m) pos: 65.6 neg: -11.3 tot: 54.3 m^2/s^2 ave: 18.1 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.01 Bulk Shear: 17.39 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 ------------------------------------------------------------------------------- 500 302 5 295 11| 8.4 0.0 8.4| 31.7 -3.7 28.0 56.1 0.56| 19.3 10.8 1000 351 6 323 10| 4.1 0.0 4.1| 38.0 -7.5 30.5 30.5 0.49| 12.1 5.9 1500 13 7 337 9| 3.4 0.0 3.4| 48.8 -7.5 41.3 27.5 0.58| 10.4 6.0 2000 27 7 348 8| 2.5 0.2 2.7| 51.9 -11.3 40.6 20.3 0.47| 9.3 4.4 2500 43 7 0 7| 2.1 0.2 2.2| 57.8 -11.3 46.5 18.6 0.53| 8.8 4.7 3000 64 8 22 5| 2.1 0.1 2.3| 65.6 -11.3 54.3 18.1 0.56| 8.6 4.8 4000 95 8 74 3| 1.2 1.2 2.4| 76.8 -14.9 61.9 15.5 0.51| 8.6 4.4 5000 81 7 40 4| 1.9 1.9 3.7| 86.0 -20.0 66.0 13.2 0.40| 9.1 3.7 6000 78 7 31 4| 2.4 1.9 4.3| 90.0 -20.9 69.1 11.5 0.42| 9.0 3.8 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251210.12.gif