UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:1200Z 6 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 1011 10 24.0 20.1 79 3.9 21.3 360 194 296.2 298.9 294.0 338.9 14.80 1 1000 105 23.4 22.9 97 0.5 23.0 90 12 296.5 299.8 296.2 348.1 17.85 2 925 790 21.4 17.5 78 3.9 18.7 105 19 301.2 303.7 294.7 341.6 13.73 3 850 1525 18.0 12.0 68 6.0 14.1 110 8 305.0 306.9 293.4 336.2 10.42 4 700 3165 9.8 -5.2 34 15.0 2.5 215 4 313.3 314.0 290.3 325.2 3.71 5 500 5880 -5.9 -35.9 7 30.0 -12.6 190 6 325.8 325.9 290.9 327.2 0.36 6 400 7600 -15.5 -47.5 5 32.0 -20.3 300 8 334.8 334.9 293.2 335.4 0.13 7 300 9700 -32.1 -49.1 17 17.0 -33.7 290 14 340.1 340.2 294.5 340.7 0.15 8 250 10960 -42.7 -50.7 41 8.0 -43.2 175 18 342.6 342.6 295.1 343.2 0.15 9 200 12420 -54.9 -60.9 47 6.0 -55.1 210 25 345.8 345.8 295.7 346.1 0.05 10 150 14200 -68.3 -79.3 19 11.0 -68.4 215 27 352.4 352.4 297.1 352.5 0.00 11 100 16570 -78.1 -89.1 15 11.0 -78.1 245 23 376.8 376.8 301.7 376.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 575.16 mb = 4859.71 m = 15943.75 ft Wetbulb zero: 666.53 mb = 3560.28 m = 11680.58 ft Precipitable water: 1.49 inches Sfc-500 mean rel hum: 43.90 % Est. max temperature: 32.23 C = 90.01 F Sfc-Lift cond lev (LCL): 955.12 mb = 508.45 m = 1668.13 ft T: 22.22 C 700-500 lapse rate: 5.78 C/km ThetaE index: 22.92 C Layer 925.0- 500.0 mb Conv cond level (CCL): 852.05 mb = 1504.05 m = 4934.49 ft Mean mixing ratio: 15.50 g/kg Conv temperature: 32.70 C = 90.85 F Cap Strength: 2.04 C Lifted Index: -0.82 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.48 C Lifted Index @700 mb: 0.87 C Showalter Index: 2.52 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 17.90 C K Index: 20.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 166.00 Risk: None Energy Index: -1.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 112.14 J/kg Max Up Vert Vel: 14.98 m/s Conv Inhibition (B-): 130.91 J/kg Cap Strength: 2.01 C Lift Cond Lev (LCL): 927.45 mb = 766.75 m = 2515.54 ft Lev Free Conv (LFC): 612.45 mb = 4243.10 m = 13920.78 ft Equ Level (EL): 412.45 mb = 7363.71 m = 24158.87 ft B at Equ Level: 67.62 J/kg Max Parcel Lev (MPL): 172.45 mb = 13336.98 m = 43755.95 ft Wind level data Storm motion: 153 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 1011 10 360 194 -0.0 -194.0 | 359 200 2.9 -199.8 1 1000 105 90 12 -12.0 0.0 | 58 11 -9.1 -5.8 2 944 610 105 18 -17.4 4.7 | 86 15 -14.5 -1.1 3 925 790 105 19 -18.4 4.9 | 87 15 -15.4 -0.9 4 880 1219 125 10 -8.2 5.7 | 90 5 -5.3 -0.0 5 850 1524 120 8 -6.9 4.0 | 66 4 -4.0 -1.8 6 850 1525 110 8 -7.5 2.7 | 57 6 -4.6 -3.0 7 820 1829 170 8 -1.4 7.9 | 216 3 1.5 2.1 8 791 2134 145 4 -2.3 3.3 | 346 3 0.6 -2.5 9 763 2438 85 2 -2.0 -0.2 | 351 6 0.9 -5.9 10 736 2743 250 6 5.6 2.1 | 293 9 8.6 -3.7 11 710 3048 255 10 9.7 2.6 | 284 13 12.6 -3.2 12 700 3165 215 4 2.3 3.3 | 296 6 5.2 -2.5 13 684 3353 185 8 0.7 8.0 | 239 4 3.6 2.2 14 634 3962 145 4 -2.3 3.3 | 346 3 0.6 -2.5 15 611 4267 170 6 -1.0 5.9 | 266 2 1.9 0.1 16 588 4572 80 2 -2.0 -0.3 | 351 6 1.0 -6.1 17 566 4877 65 4 -3.6 -1.7 | 5 7 -0.7 -7.5 18 545 5182 175 2 -0.2 2.0 | 324 5 2.8 -3.8 19 525 5486 205 6 2.5 5.4 | 273 5 5.5 -0.3 20 506 5791 170 4 -0.7 3.9 | 309 3 2.2 -1.8 21 500 5880 190 6 1.0 5.9 | 268 4 4.0 0.1 22 486 6096 175 10 -0.9 10.0 | 206 5 2.1 4.2 23 467 6401 180 10 0.0 10.0 | 215 5 2.9 4.2 24 432 7010 125 2 -1.6 1.1 | 344 5 1.3 -4.6 25 415 7315 325 2 1.1 -1.6 | 331 8 4.1 -7.4 26 400 7600 300 8 6.9 -4.0 | 315 14 9.9 -9.8 27 399 7620 280 10 9.8 -1.7 | 300 15 12.8 -7.5 28 352 8534 260 14 13.8 2.4 | 281 17 16.7 -3.3 29 324 9144 280 12 11.8 -2.1 | 298 17 14.7 -7.9 30 311 9449 270 12 12.0 -0.0 | 291 16 14.9 -5.8 31 300 9700 290 14 13.2 -4.8 | 303 19 16.1 -10.6 32 298 9754 285 14 13.5 -3.6 | 300 19 16.5 -9.4 33 261 10668 180 14 0.0 14.0 | 200 9 2.9 8.2 34 250 10960 175 18 -1.6 17.9 | 186 12 1.4 12.2 35 238 11278 175 19 -1.7 18.9 | 186 13 1.3 13.2 36 217 11887 205 21 8.9 19.0 | 222 18 11.8 13.3 37 200 12420 210 25 12.5 21.7 | 224 22 15.4 15.9 38 179 13106 220 21 13.5 16.1 | 238 19 16.4 10.3 39 150 14200 215 27 15.5 22.1 | 228 25 18.4 16.3 40 147 14326 215 27 15.5 22.1 | 228 25 18.4 16.3 41 126 15240 245 37 33.5 15.6 | 255 38 36.5 9.9 42 113 15850 265 27 26.9 2.4 | 277 30 29.8 -3.4 43 107 16154 250 23 21.6 7.9 | 265 25 24.5 2.1 44 102 16459 260 23 22.7 4.0 | 274 26 25.6 -1.8 45 100 16570 245 23 20.8 9.7 | 261 24 23.8 4.0 46 97 16764 245 23 20.8 9.7 | 261 24 23.8 4.0 47 91 17069 210 21 10.5 18.2 | 227 18 13.4 12.4 48 82 17678 225 21 14.8 14.8 | 243 20 17.8 9.1 49 77 17983 180 23 0.0 23.0 | 190 17 2.9 17.2 50 69 18593 130 6 -4.6 3.9 | 41 3 -1.7 -1.9 51 66 18898 130 12 -9.2 7.7 | 107 7 -6.3 1.9 52 62 19202 90 2 -2.0 0.0 | 351 6 0.9 -5.8 53 59 19507 35 19 -10.9 -15.6 | 20 23 -8.0 -21.3 54 53 20117 40 18 -11.6 -13.8 | 24 21 -8.6 -19.6 55 50 20422 105 16 -15.5 4.1 | 83 13 -12.5 -1.6 56 47 20726 60 10 -8.7 -5.0 | 28 12 -5.7 -10.8 57 42 21336 140 12 -7.7 9.2 | 126 6 -4.8 3.4 58 40 21641 90 8 -8.0 0.0 | 41 8 -5.1 -5.8 59 38 21946 45 10 -7.1 -7.1 | 18 13 -4.1 -12.8 60 36 22250 80 12 -11.8 -2.1 | 49 12 -8.9 -7.9 61 34 22555 110 10 -9.4 3.4 | 70 7 -6.5 -2.3 62 32 22860 100 14 -13.8 2.4 | 73 11 -10.9 -3.3 63 29 23470 125 6 -4.9 3.4 | 40 3 -2.0 -2.3 64 27 23774 100 2 -2.0 0.3 | 350 6 1.0 -5.4 65 26 24079 300 2 1.7 -1.0 | 325 8 4.7 -6.8 66 24 24384 235 2 1.6 1.1 | 315 6 4.6 -4.6 67 23 24689 295 4 3.6 -1.7 | 319 10 6.6 -7.5 68 22 24994 285 2 1.9 -0.5 | 322 8 4.9 -6.3 69 19 25603 325 8 4.6 -6.6 | 329 14 7.5 -12.3 70 18 25908 275 4 4.0 -0.3 | 312 9 6.9 -6.1 71 15 27127 65 2 -1.8 -0.8 | 350 7 1.1 -6.6 72 14 27432 350 4 0.7 -3.9 | 340 10 3.6 -9.7 73 12 28042 345 12 3.1 -11.6 | 341 18 6.0 -17.4 74 12 28346 10 8 -1.4 -7.9 | 354 14 1.5 -13.6 75 11 28956 205 4 1.7 3.6 | 295 5 4.6 -2.1 76 9 29566 265 8 8.0 0.7 | 295 12 10.9 -5.1 77 9 29870 290 14 13.2 -4.8 | 303 19 16.1 -10.6 78 8 30175 345 14 3.6 -13.5 | 341 20 6.6 -19.3 Wind Parameters Mean winds (0-6000m): 123.1 at 8.6 knts Storm direction: 153.1 at 6.5 knts Shear (0-3000m) pos: 34.3 neg: 0.6 tot: 34.9 10-3/s Storm rel Dir Shear (0-3000m): -74.3 deg Storm rel helicity (0-3000m) pos: 518.0 neg: -10.8 tot: 507.1 m^2/s^2 ave: 169.0 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 45.9 stream: 20.1 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 0.82 Bulk Shear: 137.08 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 36 31 27 35| 203.9 0.0 203.9|502.7 0.0 502.7 1005.3 0.50|229.7115.9 1000 68 24 52 25| 103.2 0.0 103.2|512.7 0.0 512.7 512.7 0.50|118.6 59.4 1500 80 20 60 19| 68.0 0.0 68.0|512.9 -2.9 509.9 340.0 0.48| 81.4 38.9 2000 88 17 66 15| 51.2 0.0 51.2|516.2 -2.9 513.3 256.6 0.49| 63.6 31.2 2500 91 14 64 12| 41.0 0.7 41.7|517.0 -3.5 513.5 205.4 0.48| 52.3 25.2 3000 94 13 63 11| 34.3 0.6 34.9|518.0 -10.8 507.1 169.0 0.44| 45.9 20.1 4000 110 11 75 8| 25.8 1.5 27.3|519.9 -16.9 503.0 125.8 0.41| 36.5 14.9 5000 113 9 70 6| 20.7 1.4 22.0|523.6 -20.0 503.6 100.7 0.39| 30.5 12.0 6000 123 9 76 4| 17.6 1.2 18.8|525.1 -31.1 494.0 82.3 0.35| 26.7 9.2 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251206.12.gif