UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:0000Z 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 1005 62 11.8 10.0 89 1.8 10.8 100 7 284.5 285.9 283.7 305.8 7.68 1 1000 103 11.8 10.4 91 1.4 11.0 115 9 285.0 286.3 284.2 306.9 7.93 2 925 754 9.4 8.6 95 0.8 8.9 155 27 288.9 290.3 285.4 310.4 7.60 3 850 1450 4.6 3.4 92 1.2 4.0 160 21 291.0 292.0 284.4 307.5 5.75 4 700 3006 -3.7 -11.7 54 8.0 -6.5 170 11 298.4 298.8 283.5 305.2 2.23 5 500 5570 -20.7 -23.9 75 3.2 -21.4 195 21 307.8 308.0 285.8 311.5 1.11 6 400 7180 -34.1 -37.8 69 3.7 -34.5 200 23 310.7 310.7 286.0 312.0 0.37 7 300 9130 -49.7 -52.7 71 3.0 -49.8 200 38 315.3 315.3 287.3 315.7 0.10 8 250 10290 -58.1 -62.5 57 4.4 -58.2 195 48 319.7 319.7 288.7 319.8 0.03 9 205 11527 -62.7 -68.7 44 6.0 -62.7 190 31 331.1 331.1 292.0 331.2 0.02 10 200 11680 -61.1 -68.1 39 7.0 -61.2 195 33 336.0 336.0 293.3 336.1 0.02 11 150 13510 -53.9 -77.9 4 24.0 -54.3 230 17 377.2 377.2 301.8 377.2 0.01 12 100 16090 -57.1 -87.1 1 30.0 -57.5 235 23 417.4 417.4 307.4 417.4 0.00 TRP 205 11527 -62.7 -68.7 44 6.0 -62.7 190 31 331.1 331.1 292.0 331.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5467.00 m Freezing level: 766.87 mb = 2312.36 m = 7586.40 ft Wetbulb zero: 793.05 mb = 2005.76 m = 6580.50 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 73.73 % Est. max temperature: 18.09 C = 64.56 F Sfc-Lift cond lev (LCL): 978.10 mb = 287.90 m = 944.53 ft T: 11.12 C 700-500 lapse rate: 6.63 C/km ThetaE index: 5.11 C Layer 850.0- 500.0 mb Conv cond level (CCL): 910.94 mb = 880.10 m = 2887.43 ft Mean mixing ratio: 7.68 g/kg Conv temperature: 16.56 C = 61.81 F Cap Strength: 1.06 C Lifted Index: 2.37 C Risk: None Lifted Index @300 mb: 4.83 C Lifted Index @700 mb: 1.03 C Showalter Index: 3.25 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 24.10 C K Index: 20.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 111.80 Risk: None Energy Index: 0.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.18 J/kg Max Up Vert Vel: 5.86 m/s Conv Inhibition (B-): 8389.98 J/kg Cap Strength: 2.21 C Lift Cond Lev (LCL): 938.39 mb = 633.96 m = 2079.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 203 at 13 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 1005 62 100 7 -6.9 1.2 | 48 16 -12.0 -10.8 1 1000 103 115 9 -8.2 3.8 | 58 16 -13.3 -8.3 2 925 754 155 27 -11.4 24.5 | 127 21 -16.6 12.4 3 850 1450 160 21 -7.2 19.7 | 122 15 -12.3 7.7 4 700 3006 170 11 -1.9 10.8 | 80 7 -7.1 -1.2 5 500 5570 195 21 5.4 20.3 | 182 8 0.3 8.2 6 400 7180 200 23 7.9 21.6 | 196 10 2.7 9.6 7 300 9130 200 38 13.0 35.7 | 198 25 7.9 23.6 8 250 10290 195 48 12.4 46.4 | 192 35 7.3 34.3 9 205 11527 190 31 5.4 30.5 | 181 18 0.2 18.5 10 200 11680 195 33 8.5 31.9 | 190 20 3.4 19.8 11 150 13510 230 17 13.0 10.9 | 278 8 7.9 -1.1 12 100 16090 235 23 18.8 13.2 | 265 14 13.7 1.1 Wind Parameters Mean winds (0-6000m): 173.1 at 17.5 knts Storm direction: 203.1 at 13.1 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 33.9 deg Storm rel helicity (0-3000m) pos: 114.9 neg: -22.8 tot: 92.1 m^2/s^2 ave: 30.7 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.05 Bulk Shear: 16.38 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 ------------------------------------------------------------------------------- 500 134 15 83 16| 17.8 0.0 17.8| 78.2 0.0 78.2 156.4 0.98| 18.2 17.9 1000 149 20 108 16| 11.0 0.0 11.0|114.9 -2.3 112.6 112.6 0.87| 14.3 12.3 1500 153 21 113 16| 6.1 0.0 6.1|114.9 -7.5 107.5 71.6 0.71| 11.0 7.8 2000 155 20 114 15| 3.9 0.0 3.9|114.9 -12.3 102.6 51.3 0.60| 9.1 5.5 2500 156 19 114 14| 2.6 0.0 2.6|114.9 -17.9 97.0 38.8 0.49| 8.0 3.9 3000 158 18 111 13| 1.9 0.0 1.9|114.9 -22.8 92.1 30.7 0.40| 7.1 2.8 4000 161 17 110 11| 2.0 0.0 2.0|122.2 -22.8 99.3 24.8 0.45| 5.9 2.7 5000 167 17 116 10| 2.1 0.0 2.1|129.9 -22.8 107.1 21.4 0.50| 5.2 2.6 6000 173 17 126 9| 2.0 0.0 2.0|136.0 -22.8 113.1 18.9 0.53| 4.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251221.00.gif