UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:0000Z 20 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 1012 62 12.0 11.2 95 0.8 11.6 135 9 284.2 285.6 284.2 307.0 8.27 1 1000 159 11.8 9.9 88 1.9 10.7 135 13 285.0 286.3 283.9 306.2 7.67 2 925 810 10.0 9.5 97 0.5 9.7 165 33 289.5 291.0 286.2 312.3 8.08 3 850 1508 4.8 3.2 89 1.6 4.0 180 33 291.2 292.2 284.4 307.5 5.67 4 700 3068 -2.5 -6.3 75 3.8 -4.1 185 23 299.7 300.3 285.4 310.1 3.41 5 500 5640 -20.5 -22.8 82 2.3 -21.0 190 23 308.0 308.3 286.1 312.1 1.22 6 400 7250 -32.9 -36.2 72 3.3 -33.3 210 29 312.2 312.3 286.6 313.8 0.43 7 300 9210 -47.5 -57.5 31 10.0 -47.8 260 5 318.4 318.4 288.3 318.6 0.05 8 250 10390 -55.7 -63.7 36 8.0 -55.8 305 11 323.3 323.3 289.8 323.4 0.03 9 200 11790 -62.3 -73.3 22 11.0 -62.4 215 13 334.1 334.1 292.8 334.1 0.01 10 192 12042 -63.3 -73.3 25 10.0 -63.4 200 17 336.4 336.4 293.4 336.5 0.01 11 150 13580 -58.9 -78.9 6 20.0 -59.1 275 17 368.6 368.6 300.3 368.6 0.01 12 100 16120 -60.1 -89.1 1 29.0 -60.4 285 21 411.6 411.6 306.7 411.6 0.00 TRP 192 12042 -63.3 -73.3 25 10.0 -63.4 200 17 336.4 336.4 293.4 336.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5481.00 m Freezing level: 751.37 mb = 2533.75 m = 8312.74 ft Wetbulb zero: 775.72 mb = 2242.74 m = 7357.97 ft Precipitable water: 0.98 inches Sfc-500 mean rel hum: 82.99 % Est. max temperature: 18.75 C = 65.75 F Sfc-Lift cond lev (LCL): 1000.01 mb = 158.95 m = 521.48 ft T: 11.80 C 700-500 lapse rate: 7.00 C/km ThetaE index: 4.88 C Layer 850.0- 700.0 mb Conv cond level (CCL): 908.15 mb = 961.72 m = 3155.21 ft Mean mixing ratio: 7.88 g/kg Conv temperature: 17.74 C = 63.93 F Cap Strength: 1.93 C Lifted Index: 2.21 C Risk: None Lifted Index @300 mb: 6.65 C Lifted Index @700 mb: 1.93 C Showalter Index: 3.45 C Risk: None Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 23.70 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 127.40 Risk: None Energy Index: 0.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.65 J/kg Max Up Vert Vel: 6.27 m/s Conv Inhibition (B-): 8561.56 J/kg Cap Strength: 2.19 C Lift Cond Lev (LCL): 944.41 mb = 636.63 m = 2088.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 211 at 19 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 1012 62 135 9 -6.4 6.4 | 59 19 -16.1 -9.9 1 1000 159 135 13 -9.2 9.2 | 70 20 -19.0 -7.0 2 925 810 165 33 -8.5 31.9 | 131 24 -18.3 15.6 3 850 1508 180 33 0.0 33.0 | 150 19 -9.8 16.8 4 700 3068 185 23 2.0 22.9 | 131 10 -7.8 6.7 5 500 5640 190 23 4.0 22.7 | 138 9 -5.8 6.4 6 400 7250 210 29 14.5 25.1 | 208 10 4.7 8.9 7 300 9210 260 5 4.9 0.9 | 17 16 -4.8 -15.4 8 250 10390 305 11 9.0 -6.3 | 2 23 -0.8 -22.5 9 200 11790 215 13 7.5 10.6 | 22 6 -2.3 -5.6 10 192 12042 200 17 5.8 16.0 | 86 4 -4.0 -0.3 11 150 13580 275 17 16.9 -1.5 | 338 19 7.2 -17.7 12 100 16120 285 21 20.3 -5.4 | 334 24 10.5 -21.7 Wind Parameters Mean winds (0-6000m): 181.0 at 25.3 knts Storm direction: 211.0 at 18.9 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 72.3 deg Storm rel helicity (0-3000m) pos: 193.6 neg: -15.9 tot: 177.7 m^2/s^2 ave: 59.2 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.67 Bulk Shear: 29.42 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 ------------------------------------------------------------------------------- 500 146 18 85 20| 17.6 0.0 17.6| 95.8 0.0 95.8 191.7 0.98| 18.4 18.1 1000 159 24 110 19| 13.5 0.0 13.5|168.3 0.0 168.3 168.3 0.97| 15.7 15.2 1500 166 27 122 19| 9.3 0.0 9.3|193.6 0.0 193.6 129.0 0.94| 12.4 11.7 2000 170 28 128 19| 6.2 0.0 6.2|193.6 -4.7 188.9 94.4 0.84| 10.1 8.5 2500 173 28 131 18| 4.4 0.0 4.4|193.6 -10.0 183.5 73.4 0.74| 8.8 6.5 3000 174 28 132 17| 3.2 0.0 3.2|193.6 -15.9 177.7 59.2 0.65| 7.9 5.1 4000 177 26 132 15| 2.4 0.0 2.4|194.7 -15.9 178.8 44.7 0.64| 6.0 3.9 5000 179 26 133 14| 2.0 0.0 2.0|195.8 -15.9 180.0 36.0 0.64| 4.9 3.2 6000 181 25 134 13| 1.8 0.0 1.8|202.3 -15.9 186.5 31.1 0.66| 4.3 2.9 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251220.00.gif