UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:0000Z 5 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 30.4 22.4 62 8.0 24.6 80 3 302.6 305.8 297.3 353.2 17.11 1 1000 103 28.6 22.6 70 6.0 24.2 70 6 301.8 305.0 297.4 353.4 17.52 2 925 790 22.4 20.4 88 2.0 21.0 100 8 302.2 305.3 296.8 351.1 16.53 3 850 1525 19.8 11.8 60 8.0 14.6 75 4 306.9 308.8 293.8 337.9 10.28 4 700 3172 11.4 -10.6 20 22.0 1.7 115 16 315.1 315.6 289.7 323.1 2.43 5 500 5900 -5.7 -34.7 8 29.0 -12.4 135 25 326.1 326.2 291.0 327.6 0.40 6 400 7610 -17.1 -28.1 38 11.0 -19.8 185 12 332.8 333.0 293.4 336.2 0.95 7 300 9710 -31.5 -48.5 17 17.0 -33.1 215 16 341.0 341.0 294.7 341.6 0.16 8 250 10970 -42.1 -48.1 52 6.0 -42.5 255 12 343.5 343.5 295.3 344.3 0.20 9 200 12440 -53.9 -58.9 54 5.0 -54.1 225 27 347.4 347.4 296.1 347.7 0.07 10 150 14220 -69.3 -75.3 41 6.0 -69.4 225 37 350.7 350.7 296.8 350.8 0.01 11 103 16402 -79.7 -86.7 30 7.0 -79.7 200 21 370.6 370.6 300.7 370.6 0.00 12 100 16570 -78.9 -86.9 26 8.0 -78.9 190 23 375.3 375.3 301.5 375.3 0.00 TRP 103 16402 -79.7 -86.7 30 7.0 -79.7 200 21 370.6 370.6 300.7 370.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 566.67 mb = 4990.67 m = 16373.38 ft Wetbulb zero: 676.39 mb = 3450.23 m = 11319.52 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 36.54 % Est. max temperature: 33.98 C = 93.17 F Sfc-Lift cond lev (LCL): 900.77 mb = 1020.75 m = 3348.89 ft T: 21.58 C 700-500 lapse rate: 6.27 C/km ThetaE index: 30.37 C Layer 925.0- 500.0 mb Conv cond level (CCL): 837.40 mb = 1651.66 m = 5418.78 ft Mean mixing ratio: 16.89 g/kg Conv temperature: 35.34 C = 95.60 F Cap Strength: 1.56 C Lifted Index: -3.46 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.22 C Lifted Index @700 mb: 0.25 C Showalter Index: 1.96 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 17.50 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 174.60 Risk: None Energy Index: -1.84 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1395.65 J/kg Max Up Vert Vel: 52.83 m/s Conv Inhibition (B-): 80.80 J/kg Cap Strength: 1.56 C Lift Cond Lev (LCL): 904.89 mb = 981.08 m = 3218.71 ft Lev Free Conv (LFC): 679.89 mb = 3408.35 m = 11182.10 ft Equ Level (EL): 139.89 mb = 14625.18 m = 47982.30 ft B at Equ Level: 1367.68 J/kg Wind level data Storm motion: 150 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 1011 10 80 3 -3.0 -0.5 | 347 10 2.2 -9.6 1 1000 103 70 6 -5.6 -2.1 | 2 11 -0.5 -11.2 2 925 790 100 8 -7.9 1.4 | 19 8 -2.7 -7.7 3 880 1219 115 8 -7.3 3.4 | 20 6 -2.1 -5.7 4 850 1524 130 6 -4.6 3.9 | 354 5 0.6 -5.2 5 850 1525 75 4 -3.9 -1.0 | 353 10 1.3 -10.1 6 791 2134 115 12 -10.9 5.1 | 55 7 -5.7 -4.0 7 763 2438 135 16 -11.3 11.3 | 110 7 -6.1 2.2 8 710 3048 120 18 -15.6 9.0 | 89 10 -10.4 -0.1 9 700 3172 115 16 -14.5 6.8 | 76 10 -9.3 -2.3 10 659 3658 80 21 -20.7 -3.6 | 51 20 -15.5 -12.7 11 635 3962 110 18 -16.9 6.2 | 76 12 -11.7 -2.9 12 589 4572 120 10 -8.7 5.0 | 40 5 -3.5 -4.1 13 567 4877 160 16 -5.5 15.0 | 177 6 -0.3 5.9 14 507 5791 135 23 -16.3 16.3 | 123 13 -11.1 7.2 15 500 5900 135 25 -17.7 17.7 | 124 15 -12.5 8.6 16 433 7010 125 19 -15.6 10.9 | 100 11 -10.4 1.8 17 400 7610 185 12 1.0 12.0 | 245 7 6.2 2.9 18 399 7620 185 14 1.2 13.9 | 233 8 6.4 4.8 19 367 8230 190 18 3.1 17.7 | 224 12 8.3 8.6 20 352 8534 175 21 -1.8 20.9 | 196 12 3.4 11.8 21 324 9144 180 19 0.0 19.0 | 208 11 5.2 9.9 22 300 9710 215 16 9.2 13.1 | 254 15 14.4 4.0 23 250 10970 255 12 11.6 3.1 | 290 18 16.8 -6.0 24 250 10973 260 12 11.8 2.1 | 292 18 17.0 -7.0 25 239 11278 230 18 13.8 11.6 | 263 19 19.0 2.5 26 200 12440 225 27 19.1 19.1 | 248 26 24.3 10.0 27 150 14220 225 37 26.2 26.2 | 241 36 31.3 17.1 28 140 14630 220 41 26.4 31.4 | 235 39 31.5 22.3 29 126 15240 200 29 9.9 27.3 | 220 24 15.1 18.2 30 119 15545 245 19 17.2 8.0 | 273 22 22.4 -1.1 31 107 16154 205 16 6.8 14.5 | 246 13 11.9 5.4 32 103 16402 200 21 7.2 19.7 | 229 16 12.4 10.6 33 100 16570 190 23 4.0 22.7 | 214 16 9.2 13.6 34 97 16764 190 23 4.0 22.7 | 214 16 9.2 13.6 35 92 17069 185 33 2.9 32.9 | 199 25 8.1 23.8 36 87 17374 225 18 12.7 12.7 | 259 18 17.9 3.6 37 82 17678 270 12 12.0 -0.0 | 298 19 17.2 -9.1 38 78 17983 210 4 2.0 3.5 | 308 9 7.2 -5.6 39 74 18288 205 10 4.2 9.1 | 270 9 9.4 -0.0 40 70 18593 135 14 -9.9 9.9 | 100 5 -4.7 0.8 41 66 18898 135 25 -17.7 17.7 | 124 15 -12.5 8.6 42 63 19202 140 8 -5.1 6.1 | 359 3 0.0 -3.0 43 60 19507 85 6 -6.0 -0.5 | 5 10 -0.8 -9.6 Wind Parameters Mean winds (0-6000m): 120.3 at 14.0 knts Storm direction: 150.3 at 10.5 knts Shear (0-3000m) pos: 2.2 neg: 1.6 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 103.5 deg Storm rel helicity (0-3000m) pos: 44.7 neg: -9.0 tot: 35.7 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.7 10^-3/s Energy-Hel index: 0.27 Bulk Rich Number: 101.48 Bulk Shear: 13.75 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 79 6 5 10| 4.4 0.0 4.4| 12.6 0.0 12.6 25.1 0.84| 5.6 4.7 1000 91 7 11 9| 2.8 0.0 2.8| 15.4 0.0 15.4 15.4 0.70| 4.3 3.0 1500 100 7 13 8| 1.6 0.0 1.6| 15.4 -3.5 11.9 7.9 0.28| 4.1 1.2 2000 100 7 13 8| 1.2 1.4 2.6| 30.4 -3.5 26.9 13.5 0.43| 5.9 2.6 2500 109 8 24 7| 2.7 1.1 3.8| 44.7 -3.5 41.1 16.5 0.57| 6.5 3.7 3000 114 10 37 6| 2.2 1.6 3.8| 44.7 -9.0 35.7 11.9 0.44| 6.1 2.7 4000 108 12 50 8| 2.4 2.2 4.6| 69.6 -37.9 31.7 7.9 0.23| 7.5 1.7 5000 113 13 56 8| 3.0 1.8 4.8| 78.4 -46.9 31.5 6.3 0.23| 8.0 1.8 6000 120 14 73 7| 2.5 2.2 4.7| 79.5 -66.6 12.9 2.1 0.12| 7.7 0.9 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251205.00.gif