UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122612.upa.cvt Date: 1200Z 26 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:1200Z 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 1012 62 10.0 4.0 66 6.0 7.1 25 13 282.2 283.1 279.6 296.2 5.03 1 1000 156 8.8 1.8 61 7.0 5.5 40 15 282.0 282.7 278.7 294.1 4.35 2 925 802 8.0 -1.0 53 9.0 3.9 110 42 287.5 288.2 280.7 298.5 3.84 3 850 1494 3.0 0.0 81 3.0 1.6 125 33 289.3 290.1 282.3 302.2 4.50 4 700 3036 -6.5 -10.3 74 3.8 -7.8 135 29 295.3 295.7 282.5 302.8 2.49 5 500 5580 -23.5 -31.5 48 8.0 -24.7 120 33 304.4 304.5 283.9 306.2 0.55 6 400 7160 -37.5 -43.5 53 6.0 -37.9 145 21 306.3 306.3 284.2 307.0 0.20 7 300 9080 -54.9 -64.9 28 10.0 -55.1 190 19 308.0 308.0 284.6 308.0 0.02 8 260 9978 -61.1 -66.1 51 5.0 -61.2 120 25 311.7 311.7 285.9 311.8 0.02 9 250 10220 -61.5 -68.5 39 7.0 -61.6 130 36 314.6 314.6 287.0 314.7 0.02 10 200 11630 -54.1 -83.1 2 29.0 -54.4 125 23 347.1 347.1 296.0 347.1 0.00 11 150 13470 -55.7 -86.7 1 31.0 -56.1 140 13 374.1 374.1 301.3 374.1 0.00 12 100 16070 -55.1 -86.1 1 31.0 -55.6 285 11 421.3 421.3 307.9 421.3 0.00 TRP 260 9978 -61.1 -66.1 51 5.0 -61.2 120 25 311.7 311.7 285.9 311.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5424.00 m Freezing level: 802.63 mb = 1980.95 m = 6499.09 ft Wetbulb zero: 824.53 mb = 1735.61 m = 5694.21 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 65.90 % Est. max temperature: 16.83 C = 62.30 F Sfc-Lift cond lev (LCL): 923.72 mb = 813.36 m = 2668.47 ft T: 7.92 C 700-500 lapse rate: 6.68 C/km ThetaE index: 2.07 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 755.81 mb = 2426.76 m = 7961.71 ft Mean mixing ratio: 4.14 g/kg Conv temperature: 20.79 C = 69.43 F Cap Strength: 4.96 C Lifted Index: 7.95 C Risk: None Lifted Index @300 mb: 8.19 C Lifted Index @700 mb: 4.96 C Showalter Index: 3.90 C Risk: None Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 23.50 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 119.00 Risk: None Energy Index: 0.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.72 J/kg Max Up Vert Vel: 4.84 m/s Conv Inhibition (B-): 13415.83 J/kg Cap Strength: 7.91 C Lift Cond Lev (LCL): 851.41 mb = 1480.48 m = 4857.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 153 at 23 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 25 13 -5.5 -11.8 | 351 33 5.2 -32.6 1 1000 156 40 15 -9.6 -11.5 | 358 32 1.0 -32.3 2 925 802 110 42 -39.5 14.4 | 77 30 -28.8 -6.5 3 850 1494 125 33 -27.0 18.9 | 83 16 -16.4 -1.9 4 700 3036 135 29 -20.5 20.5 | 88 10 -9.9 -0.3 5 500 5580 120 33 -28.6 16.5 | 76 18 -17.9 -4.3 6 400 7160 145 21 -12.0 17.2 | 21 4 -1.4 -3.6 7 300 9080 190 19 3.3 18.7 | 279 14 13.9 -2.1 8 260 9978 120 25 -21.7 12.5 | 53 14 -11.0 -8.3 9 250 10220 130 36 -27.6 23.1 | 98 17 -16.9 2.3 10 200 11630 125 23 -18.8 13.2 | 47 11 -8.2 -7.7 11 150 13470 140 13 -8.4 10.0 | 348 11 2.3 -10.9 12 100 16070 285 11 10.6 -2.8 | 318 32 21.3 -23.7 Wind Parameters Mean winds (0-6000m): 122.9 at 31.2 knts Storm direction: 152.9 at 23.4 knts Shear (0-3000m) pos: 6.1 neg: 0.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 96.9 deg Storm rel helicity (0-3000m) pos: 425.4 neg: 0.0 tot: 425.4 m^2/s^2 ave: 141.8 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 11.6 stream: 8.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.12 Bulk Shear: 94.61 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 66 22 17 31| 28.4 0.0 28.4|249.8 0.0 249.8 499.7 0.99| 29.8 29.7 1000 98 30 49 25| 21.0 0.0 21.0|415.1 0.0 415.1 415.1 0.93| 27.3 25.5 1500 107 32 60 23| 12.8 0.0 12.8|421.8 0.0 421.8 281.2 0.82| 21.1 17.4 2000 112 32 65 21| 9.5 0.0 9.5|423.6 0.0 423.6 211.8 0.80| 16.4 13.2 2500 116 32 69 19| 7.5 0.0 7.5|424.8 0.0 424.8 169.9 0.78| 13.6 10.6 3000 119 31 72 18| 6.1 0.0 6.1|425.4 0.0 425.4 141.8 0.76| 11.6 8.9 4000 122 31 74 16| 4.6 0.4 5.0|425.4 -3.0 422.4 105.6 0.71| 9.2 6.5 5000 123 31 76 16| 3.7 0.7 4.4|425.4 -7.6 417.8 83.6 0.66| 7.7 5.1 6000 123 31 76 16| 3.0 0.8 3.8|426.3 -10.9 415.4 69.2 0.60| 7.1 4.2 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251226.12.gif