UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:0000Z 26 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 1011 62 5.2 0.8 73 4.4 3.2 20 5 277.5 278.2 275.9 288.5 4.00 1 1000 146 4.6 0.2 73 4.4 2.7 25 7 277.8 278.4 275.9 288.4 3.88 2 925 785 7.0 -1.0 57 8.0 3.4 115 15 286.5 287.1 280.2 297.4 3.84 3 850 1473 2.2 -2.8 69 5.0 0.0 90 11 288.5 289.1 280.9 299.0 3.66 4 700 3009 -7.7 -9.5 87 1.8 -8.4 105 21 294.0 294.4 282.1 301.9 2.66 5 500 5540 -24.9 -34.9 39 10.0 -26.2 145 11 302.7 302.8 283.0 304.0 0.39 6 400 7110 -37.3 -50.3 25 13.0 -38.0 155 15 306.5 306.5 284.1 306.9 0.10 7 300 9030 -53.5 -63.5 28 10.0 -53.7 145 13 309.9 309.9 285.3 310.0 0.02 8 250 10180 -60.5 -65.5 52 5.0 -60.6 125 19 316.1 316.1 287.5 316.2 0.02 9 242 10383 -61.9 -66.8 52 4.9 -62.0 105 17 317.0 317.0 287.8 317.1 0.02 10 200 11590 -54.3 -72.3 9 18.0 -54.6 185 15 346.8 346.8 295.9 346.8 0.01 11 150 13430 -53.7 -76.7 4 23.0 -54.1 185 9 377.5 377.6 301.9 377.6 0.01 12 100 16040 -53.3 -85.3 1 32.0 -53.9 290 5 424.7 424.7 308.3 424.8 0.00 TRP 242 10383 -61.9 -66.8 52 4.9 -62.0 105 17 317.0 317.0 287.8 317.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5394.00 m Freezing level: 816.67 mb = 1814.33 m = 5952.46 ft Wetbulb zero: 849.12 mb = 1481.15 m = 4859.36 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 67.52 % Est. max temperature: 15.91 C = 60.63 F Sfc-Lift cond lev (LCL): 944.75 mb = 611.88 m = 2007.46 ft T: 6.35 C 700-500 lapse rate: 6.80 C/km ThetaE index: 0.06 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 758.30 mb = 2376.11 m = 7795.53 ft Mean mixing ratio: 3.86 g/kg Conv temperature: 19.49 C = 67.08 F Cap Strength: 5.87 C Lifted Index: 9.01 C Risk: None Lifted Index @300 mb: 11.96 C Lifted Index @700 mb: 5.87 C Showalter Index: 4.73 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 22.10 C K Index: 22.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 37.00 Risk: None Energy Index: 1.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.26 J/kg Max Up Vert Vel: 6.21 m/s Conv Inhibition (B-): 14954.75 J/kg Cap Strength: 8.95 C Lift Cond Lev (LCL): 871.20 mb = 1272.53 m = 4174.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 142 at 11 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 62 20 5 -1.7 -4.7 | 339 14 5.1 -13.3 1 1000 146 25 7 -3.0 -6.3 | 346 15 3.9 -15.0 2 925 785 115 15 -13.6 6.3 | 71 7 -6.8 -2.3 3 850 1473 90 11 -11.0 0.0 | 26 10 -4.2 -8.6 4 700 3009 105 21 -20.3 5.4 | 77 14 -13.5 -3.2 5 500 5540 145 11 -6.3 9.0 | 232 1 0.5 0.4 6 400 7110 155 15 -6.3 13.6 | 185 5 0.5 5.0 7 300 9030 145 13 -7.5 10.6 | 162 2 -0.6 2.0 8 250 10180 125 19 -15.6 10.9 | 105 9 -8.8 2.3 9 242 10383 105 17 -16.4 4.4 | 66 10 -9.6 -4.2 10 200 11590 185 15 1.3 14.9 | 232 10 8.1 6.3 11 150 13430 185 9 0.8 9.0 | 267 8 7.6 0.4 12 100 16040 290 5 4.7 -1.7 | 312 15 11.5 -10.3 Wind Parameters Mean winds (0-6000m): 111.7 at 14.6 knts Storm direction: 141.7 at 11.0 knts Shear (0-3000m) pos: 4.1 neg: 0.6 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 98.4 deg Storm rel helicity (0-3000m) pos: 88.1 neg: -12.4 tot: 75.7 m^2/s^2 ave: 25.2 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.04 Bulk Shear: 18.47 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 58 9 3 13| 11.3 0.0 11.3| 43.6 0.0 43.6 87.2 0.91| 13.5 12.2 1000 95 11 31 9| 7.1 0.0 7.1| 58.1 -4.2 54.0 54.0 0.70| 11.6 8.2 1500 97 12 33 9| 4.8 1.2 6.0| 59.4 -12.4 47.0 31.3 0.47| 9.2 4.4 2000 96 12 35 9| 4.4 0.9 5.3| 68.2 -12.4 55.9 27.9 0.53| 7.8 4.1 2500 97 13 40 9| 4.3 0.7 5.0| 77.9 -12.4 65.5 26.2 0.57| 7.0 4.0 3000 99 14 48 10| 4.1 0.6 4.7| 88.1 -12.4 75.7 25.2 0.60| 6.4 3.8 4000 103 15 57 9| 2.8 0.5 3.3| 95.5 -12.4 83.1 20.8 0.57| 5.6 3.2 5000 108 15 62 9| 2.0 0.4 2.4| 97.7 -12.4 85.3 17.1 0.54| 5.1 2.7 6000 112 15 65 8| 1.7 0.3 2.0| 98.0 -12.6 85.5 14.2 0.51| 4.6 2.4 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251226.00.gif