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 MMVA... Searching the city database file for: MMVA ... Date:1200Z 17 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 1013 10 21.8 18.0 79 3.8 19.2 0 0 293.9 296.2 291.9 330.7 12.92 1 1000 120 20.6 20.4 99 0.2 20.5 95 8 293.8 296.5 293.6 337.2 15.26 2 925 801 18.6 16.1 85 2.5 17.0 100 16 298.3 300.6 293.0 334.8 12.54 3 850 1521 15.4 10.9 75 4.5 12.6 135 14 302.3 304.1 292.0 331.0 9.68 4 700 3161 9.2 -6.8 32 16.0 1.7 145 14 312.7 313.3 289.7 323.2 3.28 5 500 5860 -5.7 -39.7 5 34.0 -12.7 270 16 326.1 326.1 290.9 327.0 0.24 6 400 7570 -18.5 -41.5 11 23.0 -22.1 215 10 330.9 331.0 292.2 331.9 0.25 7 300 9660 -33.1 -56.1 8 23.0 -34.7 240 18 338.7 338.7 294.1 339.0 0.06 8 250 10920 -43.1 -61.1 12 18.0 -43.8 225 19 342.0 342.0 294.8 342.2 0.04 9 200 12380 -55.5 -64.5 32 9.0 -55.7 230 31 344.9 344.9 295.5 345.0 0.03 10 150 14150 -68.1 -75.1 36 7.0 -68.1 255 27 352.8 352.8 297.3 352.8 0.01 11 100 16540 -79.7 -92.7 10 13.0 -79.7 245 25 373.7 373.7 301.2 373.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5740.00 m Freezing level: 576.51 mb = 4827.50 m = 15838.05 ft Wetbulb zero: 676.15 mb = 3439.08 m = 11282.95 ft Precipitable water: 1.35 inches Sfc-500 mean rel hum: 44.65 % Est. max temperature: 29.53 C = 85.16 F Sfc-Lift cond lev (LCL): 958.07 mb = 494.12 m = 1621.12 ft T: 19.50 C 700-500 lapse rate: 5.52 C/km ThetaE index: 14.07 C Layer 925.0- 500.0 mb Conv cond level (CCL): 880.18 mb = 1223.95 m = 4015.55 ft Mean mixing ratio: 13.72 g/kg Conv temperature: 28.61 C = 83.50 F Cap Strength: 2.91 C Lifted Index: 2.95 C Risk: None Lifted Index @300 mb: 3.62 C Lifted Index @700 mb: 2.91 C Showalter Index: 5.06 C Risk: None Total Totals Index: 37.70 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 16.60 C K Index: 16.00 Risk: < 20 % chance of thunderstorms Sweat Index: 174.80 Risk: None Energy Index: -0.60 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.25 J/kg Max Up Vert Vel: 6.04 m/s Conv Inhibition (B-): 3740.08 J/kg Cap Strength: 2.94 C Lift Cond Lev (LCL): 940.58 mb = 655.13 m = 2149.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 196 at 10 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 1013 10 0 0 -0.0 -0.0 | 16 10 -2.7 -9.7 1 1000 120 95 8 -8.0 0.7 | 50 14 -10.7 -9.0 2 979 305 75 19 -18.4 -4.9 | 55 26 -21.1 -14.6 3 925 801 100 16 -15.8 2.8 | 69 20 -18.5 -6.9 4 850 1521 135 14 -9.9 9.9 | 91 13 -12.6 0.2 5 850 1524 155 12 -5.1 10.9 | 99 8 -7.8 1.2 6 763 2438 90 14 -14.0 0.0 | 60 19 -16.7 -9.7 7 709 3048 145 14 -8.0 11.5 | 99 11 -10.7 1.8 8 700 3161 145 14 -8.0 11.5 | 99 11 -10.7 1.8 9 683 3353 45 4 -2.8 -2.8 | 24 14 -5.5 -12.5 10 658 3658 340 4 1.4 -3.8 | 6 14 -1.3 -13.4 11 633 3962 305 4 3.3 -2.3 | 357 12 0.6 -12.0 12 610 4267 245 14 12.7 5.9 | 291 11 10.0 -3.8 13 544 5182 245 19 17.2 8.0 | 276 15 14.5 -1.7 14 524 5486 240 18 15.6 9.0 | 273 13 12.9 -0.7 15 504 5791 265 16 15.9 1.4 | 302 16 13.2 -8.3 16 500 5860 270 16 16.0 -0.0 | 306 16 13.3 -9.7 17 485 6096 255 12 11.6 3.1 | 306 11 8.9 -6.6 18 466 6401 270 12 12.0 -0.0 | 316 13 9.3 -9.7 19 448 6706 235 12 9.8 6.9 | 291 8 7.1 -2.8 20 430 7010 215 12 6.9 9.8 | 268 4 4.2 0.1 21 400 7570 215 10 5.7 8.2 | 296 3 3.0 -1.5 22 397 7620 215 10 5.7 8.2 | 296 3 3.0 -1.5 23 381 7925 165 6 -1.6 5.8 | 48 6 -4.3 -3.9 24 365 8230 205 6 2.5 5.4 | 2 4 -0.2 -4.2 25 350 8534 230 14 10.7 9.0 | 275 8 8.0 -0.7 26 300 9660 240 18 15.6 9.0 | 273 13 12.9 -0.7 27 271 10363 255 14 13.5 3.6 | 299 12 10.8 -6.1 28 259 10668 225 16 11.3 11.3 | 259 9 8.6 1.6 29 250 10920 225 19 13.4 13.4 | 251 11 10.7 3.8 30 226 11582 240 25 21.7 12.5 | 262 19 19.0 2.8 31 200 12380 230 31 23.7 19.9 | 244 23 21.0 10.2 32 196 12497 235 31 25.4 17.8 | 250 24 22.7 8.1 33 187 12802 225 29 20.5 20.5 | 239 21 17.8 10.8 34 169 13411 250 18 16.9 6.2 | 284 15 14.2 -3.5 35 153 14021 235 19 15.6 10.9 | 265 13 12.9 1.2 36 150 14150 255 27 26.1 7.0 | 277 24 23.4 -2.7 37 146 14326 270 31 31.0 -0.0 | 289 30 28.3 -9.7 38 125 15240 260 31 30.5 5.4 | 279 28 27.8 -4.3 39 118 15545 275 31 30.9 -2.7 | 294 31 28.2 -12.4 40 112 15850 285 27 26.1 -7.0 | 305 29 23.4 -16.7 41 100 16540 245 25 22.7 10.6 | 267 20 20.0 0.9 42 96 16764 245 25 22.7 10.6 | 267 20 20.0 0.9 43 91 17069 240 33 28.6 16.5 | 255 27 25.9 6.8 44 81 17678 325 18 10.3 -14.7 | 343 26 7.6 -24.4 45 77 17983 315 12 8.5 -8.5 | 342 19 5.8 -18.2 46 73 18288 310 12 9.2 -7.7 | 340 19 6.5 -17.4 47 69 18593 15 2 -0.5 -1.9 | 15 12 -3.2 -11.6 48 65 18898 155 4 -1.7 3.6 | 36 7 -4.4 -6.1 49 61 19202 70 6 -5.6 -2.1 | 35 14 -8.3 -11.7 50 58 19507 70 18 -16.9 -6.2 | 51 25 -19.6 -15.8 51 52 20117 180 4 0.0 4.0 | 25 6 -2.7 -5.7 52 49 20422 95 6 -6.0 0.5 | 43 13 -8.7 -9.2 53 46 20726 65 4 -3.6 -1.7 | 29 13 -6.3 -11.4 54 44 21031 115 12 -10.9 5.1 | 71 14 -13.6 -4.6 55 41 21336 80 16 -15.8 -2.8 | 56 22 -18.5 -12.5 56 39 21641 75 10 -9.7 -2.6 | 45 17 -12.4 -12.3 57 37 21946 130 14 -10.7 9.0 | 87 13 -13.4 -0.7 58 35 22250 125 12 -9.8 6.9 | 77 13 -12.5 -2.8 59 33 22555 45 10 -7.1 -7.1 | 30 19 -9.8 -16.8 60 31 22860 55 12 -9.8 -6.9 | 37 21 -12.5 -16.6 61 30 23165 65 10 -9.1 -4.2 | 40 18 -11.8 -13.9 62 28 23470 75 8 -7.7 -2.1 | 42 16 -10.4 -11.8 63 27 23774 50 12 -9.2 -7.7 | 34 21 -11.9 -17.4 64 22 24689 100 14 -13.8 2.4 | 66 18 -16.5 -7.3 65 21 24994 75 10 -9.7 -2.6 | 45 17 -12.4 -12.3 66 20 25298 110 10 -9.4 3.4 | 63 14 -12.1 -6.3 67 19 25603 70 12 -11.3 -4.1 | 45 20 -14.0 -13.8 68 14 27127 60 14 -12.1 -7.0 | 42 22 -14.8 -16.7 69 14 27432 90 14 -14.0 0.0 | 60 19 -16.7 -9.7 70 12 28042 65 6 -5.4 -2.5 | 34 15 -8.1 -12.2 71 11 28346 75 4 -3.9 -1.0 | 31 13 -6.6 -10.7 72 11 28651 155 2 -0.8 1.8 | 24 9 -3.5 -7.9 73 10 28956 330 4 2.0 -3.5 | 3 13 -0.7 -13.1 74 10 29261 335 6 2.5 -5.4 | 1 15 -0.2 -15.1 75 9 29566 320 12 7.7 -9.2 | 345 20 5.0 -18.9 76 8 30175 320 12 7.7 -9.2 | 345 20 5.0 -18.9 Wind Parameters Mean winds (0-6000m): 165.6 at 13.4 knts Storm direction: 195.6 at 10.1 knts Shear (0-3000m) pos: 3.4 neg: 1.6 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 80.8 deg Storm rel helicity (0-3000m) pos: 133.7 neg: -33.7 tot: 100.0 m^2/s^2 ave: 33.3 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.43 Bulk Shear: 42.52 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 81 13 54 20| 18.3 0.0 18.3| 49.3 -1.4 47.9 95.7 0.51| 23.9 12.1 1000 90 15 61 20| 7.9 0.0 7.9| 76.7 -1.4 75.3 75.3 0.55| 15.8 8.7 1500 100 15 68 19| 4.8 0.0 4.8| 92.8 -1.4 91.4 60.9 0.56| 12.7 7.2 2000 108 14 72 17| 3.6 0.9 4.5| 95.0 -12.3 82.7 41.3 0.38| 12.1 4.7 2500 106 14 71 17| 2.9 1.9 4.8| 99.7 -33.7 66.0 26.4 0.26| 11.3 2.9 3000 108 14 72 17| 3.4 1.6 5.0|133.7 -33.7 100.0 33.3 0.34| 11.3 3.9 4000 108 12 68 15| 2.5 3.1 5.6|135.5-121.5 14.0 3.5 -0.03| 12.1 -0.3 5000 128 13 81 13| 2.0 2.5 4.5|135.5-166.3 -30.8 -6.2 -0.15| 11.3 -1.7 6000 166 13 119 7| 1.3 2.0 3.3|165.7-170.7 -5.0 -0.8 -0.08| 10.6 -0.9 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251217.12.gif