UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:1200Z 12 OCT 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 1009 10 24.2 21.8 86 2.4 22.5 220 1 296.6 299.6 295.3 344.3 16.51 1 1000 84 23.6 21.5 88 2.1 22.1 230 6 296.8 299.7 295.3 344.0 16.35 2 925 773 21.0 18.9 88 2.1 19.5 335 8 300.8 303.5 295.5 344.9 15.02 3 850 1498 15.8 15.0 95 0.8 15.3 315 4 302.7 305.0 294.4 340.3 12.72 4 700 3127 8.8 -8.2 29 17.0 1.1 315 12 312.2 312.8 289.3 321.7 2.94 5 500 5850 -2.1 -47.1 2 45.0 -10.8 95 16 330.5 330.5 292.0 330.9 0.11 6 400 7570 -16.5 -55.5 2 39.0 -21.1 60 19 333.5 333.6 292.7 333.8 0.05 7 300 9680 -28.7 -57.7 4 29.0 -31.1 25 2 344.9 344.9 295.6 345.2 0.05 8 250 10960 -39.3 -68.3 3 29.0 -40.5 360 6 347.6 347.6 296.1 347.7 0.02 9 200 12440 -52.3 -67.3 15 15.0 -52.6 60 14 349.9 350.0 296.7 350.0 0.02 10 150 14240 -66.7 -74.7 32 8.0 -66.8 90 12 355.2 355.2 297.7 355.2 0.01 11 111 16007 -79.7 -84.7 43 5.0 -79.7 40 21 362.7 362.7 299.2 362.8 0.00 12 100 16600 -79.5 -85.5 36 6.0 -79.5 60 16 374.1 374.1 301.3 374.1 0.00 TRP 111 16007 -79.7 -84.7 43 5.0 -79.7 40 21 362.7 362.7 299.2 362.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5766.00 m Freezing level: 538.53 mb = 5325.39 m = 17471.53 ft Wetbulb zero: 681.04 mb = 3349.20 m = 10988.06 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 46.42 % Est. max temperature: 30.09 C = 86.16 F Sfc-Lift cond lev (LCL): 974.64 mb = 311.06 m = 1020.52 ft T: 22.74 C 700-500 lapse rate: 4.00 C/km ThetaE index: 23.23 C Layer 850.0- 500.0 mb Conv cond level (CCL): 895.12 mb = 1054.57 m = 3459.82 ft Mean mixing ratio: 15.60 g/kg Conv temperature: 29.16 C = 84.49 F Cap Strength: 1.56 C Lifted Index: 2.92 C Risk: None Lifted Index @300 mb: 2.75 C Lifted Index @700 mb: -0.24 C Showalter Index: 4.56 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 17.90 C Cross Totals Index: 17.10 C K Index: 15.90 Risk: < 20 % chance of thunderstorms Sweat Index: 204.00 Risk: None Energy Index: -1.71 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.06 J/kg Max Up Vert Vel: 10.68 m/s Conv Inhibition (B-): 15.94 J/kg Cap Strength: 2.65 C Lift Cond Lev (LCL): 929.45 mb = 730.61 m = 2397.00 ft Lev Free Conv (LFC): 864.45 mb = 1353.49 m = 4440.55 ft Equ Level (EL): 674.45 mb = 3427.95 m = 11246.41 ft B at Equ Level: 39.79 J/kg Max Parcel Lev (MPL): 564.45 mb = 4868.84 m = 15973.69 ft Wind level data Storm motion: 17 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 1009 10 220 1 0.6 0.8 | 200 7 2.6 6.9 1 1000 84 230 6 4.6 3.9 | 213 12 6.5 10.0 2 975 305 315 12 8.5 -8.5 | 283 11 10.4 -2.3 3 942 610 335 8 3.4 -7.3 | 282 5 5.3 -1.1 4 925 773 335 8 3.4 -7.3 | 282 5 5.3 -1.1 5 878 1219 290 4 3.8 -1.4 | 230 7 5.7 4.8 6 850 1498 315 4 2.8 -2.8 | 235 6 4.8 3.3 7 847 1524 315 4 2.8 -2.8 | 235 6 4.8 3.3 8 733 2743 330 16 8.0 -13.9 | 308 13 9.9 -7.7 9 700 3127 315 12 8.5 -8.5 | 283 11 10.4 -2.3 10 681 3353 20 2 -0.7 -1.9 | 196 4 1.2 4.3 11 656 3658 355 6 0.5 -6.0 | 266 2 2.4 0.2 12 608 4267 345 8 2.1 -7.7 | 292 4 4.0 -1.6 13 586 4572 30 4 -2.0 -3.5 | 178 3 -0.1 2.7 14 564 4877 15 10 -2.6 -9.7 | 11 4 -0.7 -3.5 15 523 5486 30 8 -4.0 -6.9 | 69 2 -2.1 -0.8 16 504 5791 90 14 -14.0 0.0 | 117 14 -12.1 6.2 17 500 5850 95 16 -15.9 1.4 | 118 16 -14.0 7.5 18 484 6096 100 19 -18.7 3.3 | 119 19 -16.8 9.5 19 466 6401 70 23 -21.6 -7.9 | 85 20 -19.7 -1.7 20 430 7010 55 27 -22.1 -15.5 | 65 22 -20.2 -9.3 21 400 7570 60 19 -16.5 -9.5 | 77 15 -14.5 -3.3 22 381 7925 20 4 -1.4 -3.8 | 193 2 0.6 2.4 23 366 8230 250 8 7.5 2.7 | 227 13 9.4 8.9 24 351 8534 230 18 13.8 11.6 | 222 24 15.7 17.7 25 310 9449 15 2 -0.5 -1.9 | 198 4 1.4 4.2 26 300 9680 25 2 -0.8 -1.8 | 194 4 1.1 4.3 27 284 10058 35 6 -3.4 -4.9 | 129 2 -1.5 1.2 28 272 10363 10 6 -1.0 -5.9 | 255 1 0.9 0.2 29 250 10960 360 6 -0.0 -6.0 | 266 2 1.9 0.2 30 250 10973 360 6 -0.0 -6.0 | 266 2 1.9 0.2 31 228 11582 15 6 -1.6 -5.8 | 226 1 0.4 0.4 32 200 12440 60 14 -12.1 -7.0 | 85 10 -10.2 -0.8 33 198 12497 65 14 -12.7 -5.9 | 91 11 -10.8 0.2 34 180 13106 45 8 -5.7 -5.7 | 98 4 -3.7 0.5 35 150 14240 90 12 -12.0 0.0 | 121 12 -10.1 6.2 36 148 14326 100 10 -9.8 1.7 | 135 11 -7.9 7.9 37 140 14630 75 14 -13.5 -3.6 | 102 12 -11.6 2.5 38 111 16007 40 21 -13.5 -16.1 | 49 15 -11.6 -9.9 39 108 16154 35 23 -13.2 -18.8 | 42 17 -11.3 -12.7 40 100 16600 60 16 -13.9 -8.0 | 81 12 -11.9 -1.8 41 97 16764 60 16 -13.9 -8.0 | 81 12 -11.9 -1.8 42 92 17069 75 12 -11.6 -3.1 | 107 10 -9.7 3.0 43 87 17374 130 6 -4.6 3.9 | 165 10 -2.7 10.0 44 82 17678 10 8 -1.4 -7.9 | 343 2 0.5 -1.7 45 74 18288 35 18 -10.3 -14.7 | 44 12 -8.4 -8.6 46 66 18898 120 2 -1.7 1.0 | 182 7 0.2 7.2 47 62 19202 60 14 -12.1 -7.0 | 85 10 -10.2 -0.8 48 53 20117 120 25 -21.7 12.5 | 133 27 -19.7 18.7 49 50 20422 120 14 -12.1 7.0 | 142 17 -10.2 13.2 50 47 20726 55 19 -15.6 -10.9 | 71 14 -13.6 -4.7 51 42 21336 65 31 -28.1 -13.1 | 75 27 -26.2 -6.9 52 36 22250 100 35 -34.5 6.1 | 111 35 -32.5 12.2 53 34 22555 95 27 -26.9 2.4 | 109 26 -25.0 8.5 54 29 23470 90 39 -39.0 0.0 | 99 38 -37.1 6.2 55 26 24079 115 37 -33.5 15.6 | 125 38 -31.6 21.8 56 24 24384 85 31 -30.9 -2.7 | 97 29 -29.0 3.4 57 23 24689 105 33 -31.9 8.5 | 116 33 -29.9 14.7 58 21 25298 85 25 -24.9 -2.2 | 100 23 -23.0 4.0 59 18 26213 85 49 -48.8 -4.3 | 92 47 -46.9 1.9 60 15 27127 85 49 -48.8 -4.3 | 92 47 -46.9 1.9 61 13 28042 85 49 -48.8 -4.3 | 92 47 -46.9 1.9 62 12 28346 85 47 -46.8 -4.1 | 93 45 -44.9 2.1 Wind Parameters Mean winds (0-6000m): 347.4 at 8.6 knts Storm direction: 17.4 at 6.4 knts Shear (0-3000m) pos: 3.1 neg: 1.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 90.1 deg Storm rel helicity (0-3000m) pos: 68.9 neg: -20.9 tot: 48.0 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 10.24 Bulk Shear: 5.57 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 ------------------------------------------------------------------------------- 500 304 9 262 9| 9.9 0.0 9.9| 47.0 0.0 47.0 94.0 0.73| 23.3 17.1 1000 317 8 269 8| 5.0 2.1 7.1| 47.0 -5.9 41.1 41.1 0.46| 14.3 6.7 1500 315 7 259 7| 2.8 1.4 4.2| 47.9 -10.4 37.5 25.0 0.34| 11.0 3.8 2000 316 7 259 7| 3.3 1.1 4.4| 55.5 -10.4 45.1 22.5 0.42| 9.5 4.0 2500 319 8 267 7| 3.7 0.8 4.5| 64.6 -10.4 54.2 21.7 0.46| 8.6 4.0 3000 322 9 277 7| 3.1 1.0 4.0| 68.9 -20.9 48.0 16.0 0.36| 8.2 3.0 4000 326 8 276 7| 1.3 0.5 1.8| 72.6 -28.7 43.9 11.0 0.22| 8.6 1.9 5000 333 8 280 6| 0.9 0.2 1.2| 73.4 -31.0 42.3 8.5 0.10| 8.2 0.8 6000 347 9 300 4| 1.7 0.2 1.9| 91.1 -31.0 60.0 10.0 0.17| 8.5 1.4 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251012.12.gif