UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:1200Z 21 DEC 25 Station: LFME WMO ident: 7645 Latitude: 43.87 Longitude: 4.40 Elevation: 62.00 ------------------------------------------------------------------------------- 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 1000 62 14.2 10.4 78 3.8 12.0 110 15 287.4 288.7 285.1 309.6 7.93 1 925 712 9.0 8.2 95 0.8 8.6 130 42 288.5 289.8 285.1 309.3 7.39 2 850 1407 4.2 4.2 100 0.0 4.2 150 44 290.5 291.6 284.5 308.0 6.09 3 700 2964 -4.1 -4.1 100 0.0 -4.1 165 44 297.9 298.7 285.3 310.0 4.03 4 500 5540 -19.9 -22.5 80 2.6 -20.5 190 38 308.8 309.0 286.4 312.9 1.26 5 400 7150 -33.3 -36.8 71 3.5 -33.7 185 36 311.7 311.8 286.4 313.1 0.41 6 300 9090 -51.1 -55.4 60 4.3 -51.2 185 48 313.3 313.3 286.6 313.6 0.07 7 250 10250 -60.1 -64.3 58 4.2 -60.2 180 52 316.7 316.7 287.7 316.8 0.03 8 239 10530 -61.7 -65.8 58 4.1 -61.7 185 58 318.4 318.4 288.2 318.5 0.02 9 235 10635 -62.3 -66.3 59 4.0 -62.3 185 58 319.0 319.0 288.5 319.1 0.02 10 200 11640 -59.1 -66.1 40 7.0 -59.2 190 38 339.2 339.2 294.1 339.3 0.03 11 150 13470 -55.9 -65.9 28 10.0 -56.1 205 40 373.8 373.8 301.2 373.9 0.04 12 100 16060 -57.1 -84.1 2 27.0 -57.5 215 33 417.4 417.4 307.4 417.4 0.00 TRP 235 10635 -62.3 -66.3 59 4.0 -62.3 185 58 319.0 319.0 288.5 319.1 0.02 WND 239 10530 -61.7 -65.8 58 4.1 -61.7 185 58 318.4 318.4 288.2 318.5 0.02 Sounding variables and indices 1000-500 mb thick: 5478.00 m Freezing level: 774.10 mb = 2194.88 m = 7200.96 ft Wetbulb zero: 774.11 mb = 2156.99 m = 7076.67 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 93.22 % Est. max temperature: 17.40 C = 63.31 F Sfc-Lift cond lev (LCL): 944.58 mb = 537.40 m = 1763.10 ft T: 10.40 C 700-500 lapse rate: 6.13 C/km ThetaE index: 1.60 C Layer 925.0- 700.0 mb Conv cond level (CCL): 913.57 mb = 814.16 m = 2671.09 ft Mean mixing ratio: 7.53 g/kg Conv temperature: 15.67 C = 60.20 F Cap Strength: 0.40 C Lifted Index: 2.81 C Risk: None Lifted Index @300 mb: 3.02 C Lifted Index @700 mb: 0.33 C Showalter Index: 3.69 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 24.10 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 176.40 Risk: None Energy Index: 0.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.38 J/kg Max Up Vert Vel: 6.84 m/s Conv Inhibition (B-): 2.06 J/kg Cap Strength: 2.75 C Lift Cond Lev (LCL): 922.46 mb = 734.59 m = 2410.03 ft Lev Free Conv (LFC): 887.46 mb = 1052.51 m = 3453.08 ft Equ Level (EL): 727.46 mb = 2655.41 m = 8711.86 ft B at Equ Level: 23.09 J/kg Max Parcel Lev (MPL): 617.46 mb = 3924.53 m = 12875.61 ft Wind level data Storm motion: 194 at 30 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 1000 62 110 15 -14.1 5.1 | 42 33 -21.7 -24.2 1 1000 60 115 15 -13.6 6.3 | 43 31 -21.2 -23.0 2 925 712 130 42 -32.2 27.0 | 87 40 -39.8 -2.4 3 850 1407 150 44 -22.0 38.1 | 106 31 -29.6 8.8 4 700 2964 165 44 -11.4 42.5 | 125 23 -19.0 13.1 5 500 5540 190 38 6.6 37.4 | 173 8 -1.0 8.1 6 400 7150 185 36 3.1 35.9 | 146 8 -4.5 6.5 7 300 9090 185 48 4.2 47.8 | 170 19 -3.4 18.5 8 250 10250 180 52 0.0 52.0 | 161 24 -7.6 22.6 9 239 10530 185 58 5.1 57.8 | 175 29 -2.5 28.4 10 235 10635 185 58 5.1 57.8 | 175 29 -2.5 28.4 11 200 11640 190 38 6.6 37.4 | 173 8 -1.0 8.1 12 150 13470 205 40 16.9 36.3 | 233 12 9.3 6.9 13 100 16060 215 33 18.9 27.0 | 282 12 11.3 -2.3 Wind Parameters Mean winds (0-6000m): 164.5 at 40.4 knts Storm direction: 194.5 at 30.3 knts Shear (0-3000m) pos: 6.2 neg: 0.0 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 83.0 deg Storm rel helicity (0-3000m) pos: 421.6 neg: 0.0 tot: 421.6 m^2/s^2 ave: 140.5 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 8.2 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.25 Bulk Shear: 92.23 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 ------------------------------------------------------------------------------- 500 125 25 62 32| 21.8 0.0 21.8|183.1 0.0 183.1 366.2 0.96| 22.0 21.1 1000 130 33 77 34| 15.4 0.0 15.4|305.1 0.0 305.1 305.1 0.93| 18.1 16.8 1500 137 37 86 33| 11.4 0.0 11.4|365.4 0.0 365.4 243.6 0.90| 15.1 13.6 2000 142 39 92 32| 8.8 0.0 8.8|385.9 0.0 385.9 192.9 0.89| 12.2 10.9 2500 146 40 97 30| 7.3 0.0 7.3|404.9 0.0 404.9 162.0 0.88| 10.6 9.3 3000 149 40 101 29| 6.2 0.0 6.2|421.6 0.0 421.6 140.5 0.87| 9.4 8.2 4000 155 41 107 26| 4.7 0.0 4.7|442.6 0.0 442.6 110.6 0.83| 8.1 6.7 5000 160 41 113 24| 3.8 0.0 3.8|457.8 0.0 457.8 91.6 0.80| 7.2 5.8 6000 164 40 118 21| 3.2 0.1 3.3|463.6 -2.5 461.1 76.8 0.77| 6.4 4.9 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251221.12.gif