UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:0000Z 27 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 1016 62 2.6 1.0 89 1.6 1.9 355 5 274.5 275.2 274.3 285.5 4.04 1 1000 188 6.2 0.2 65 6.0 3.5 30 7 279.4 280.0 276.7 290.1 3.88 2 925 833 8.0 -5.0 39 13.0 2.6 110 33 287.5 288.0 279.4 295.8 2.84 3 850 1525 3.4 -1.6 70 5.0 1.1 120 27 289.7 290.4 281.9 301.3 4.00 4 700 3067 -7.5 -11.4 74 3.9 -8.8 110 29 294.2 294.6 281.8 301.1 2.28 5 500 5600 -24.5 -36.5 32 12.0 -26.0 130 19 303.2 303.2 283.1 304.3 0.34 6 400 7190 -37.5 -47.5 35 10.0 -38.1 160 5 306.3 306.3 284.1 306.7 0.13 7 300 9100 -54.5 -65.5 25 11.0 -54.6 145 7 308.5 308.5 284.8 308.6 0.02 8 263 9931 -59.9 -68.9 30 9.0 -60.0 130 23 312.5 312.5 286.2 312.5 0.01 9 250 10250 -56.1 -75.1 8 19.0 -56.3 135 27 322.7 322.7 289.6 322.7 0.01 10 200 11670 -54.5 -85.5 1 31.0 -54.8 115 25 346.5 346.5 295.8 346.5 0.00 11 150 13510 -54.9 -85.9 1 31.0 -55.3 130 13 375.5 375.5 301.5 375.5 0.00 12 100 16090 -55.3 -86.3 1 31.0 -55.8 245 17 420.9 420.9 307.8 420.9 0.00 TRP 263 9931 -59.9 -68.9 30 9.0 -60.0 130 23 312.5 312.5 286.2 312.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5412.00 m Freezing level: 803.21 mb = 2005.99 m = 6581.26 ft Wetbulb zero: 832.94 mb = 1686.05 m = 5531.58 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 58.66 % Est. max temperature: 17.39 C = 63.30 F Sfc-Lift cond lev (LCL): 991.03 mb = 262.57 m = 861.45 ft T: 6.41 C 700-500 lapse rate: 6.71 C/km ThetaE index: 0.20 C Layer 700.0- 500.0 mb Conv cond level (CCL): 719.48 mb = 2848.97 m = 9346.92 ft Mean mixing ratio: 3.41 g/kg Conv temperature: 21.76 C = 71.17 F Cap Strength: 6.77 C Lifted Index: 9.87 C Risk: None Lifted Index @300 mb: 11.46 C Lifted Index @700 mb: 6.48 C Showalter Index: 3.55 C Risk: None Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.90 C Cross Totals Index: 22.90 C K Index: 22.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 109.00 Risk: None Energy Index: 0.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.31 J/kg Max Up Vert Vel: 7.25 m/s Conv Inhibition (B-): 15020.86 J/kg Cap Strength: 9.83 C Lift Cond Lev (LCL): 842.18 mb = 1598.37 m = 5243.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 146 at 18 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 1016 62 355 5 0.4 -5.0 | 332 23 10.7 -20.1 1 1000 188 30 7 -3.5 -6.1 | 342 22 6.8 -21.1 2 925 833 110 33 -31.0 11.3 | 80 21 -20.7 -3.8 3 850 1525 120 27 -23.4 13.5 | 83 13 -13.1 -1.6 4 700 3067 110 29 -27.3 9.9 | 73 18 -17.0 -5.2 5 500 5600 130 19 -14.6 12.2 | 56 5 -4.3 -2.9 6 400 7190 160 5 -1.7 4.7 | 320 13 8.6 -10.4 7 300 9100 145 7 -4.0 5.7 | 326 11 6.3 -9.3 8 263 9931 130 23 -17.6 14.8 | 88 7 -7.3 -0.3 9 250 10250 135 27 -19.1 19.1 | 115 10 -8.8 4.0 10 200 11670 115 25 -22.7 10.6 | 70 13 -12.4 -4.5 11 150 13510 130 13 -10.0 8.4 | 357 7 0.3 -6.7 12 100 16090 245 17 15.4 7.2 | 287 27 25.7 -7.9 Wind Parameters Mean winds (0-6000m): 115.7 at 24.3 knts Storm direction: 145.7 at 18.3 knts Shear (0-3000m) pos: 5.2 neg: 0.9 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 101.2 deg Storm rel helicity (0-3000m) pos: 257.5 neg: -10.9 tot: 246.6 m^2/s^2 ave: 82.2 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 7.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.49 Bulk Shear: 54.06 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 60 12 1 21| 22.5 0.0 22.5|141.9 0.0 141.9 283.8 0.99| 24.0 23.8 1000 101 21 43 15| 17.3 0.0 17.3|255.3 0.0 255.3 255.3 0.95| 23.3 22.2 1500 108 24 57 14| 10.3 0.0 10.3|257.5 -0.1 257.4 171.6 0.86| 17.3 14.9 2000 111 25 63 14| 7.8 0.4 8.2|257.5 -3.3 254.2 127.1 0.82| 13.4 11.0 2500 112 25 67 14| 6.2 0.7 6.9|257.5 -6.9 250.6 100.3 0.78| 11.1 8.6 3000 112 26 68 15| 5.2 0.9 6.1|257.5 -10.9 246.6 82.2 0.74| 9.5 7.0 4000 112 26 70 15| 3.6 0.7 4.2|258.9 -11.0 247.9 62.0 0.68| 7.8 5.3 5000 114 26 70 14| 2.6 0.5 3.1|258.9 -13.2 245.7 49.1 0.61| 6.8 4.1 6000 116 24 69 12| 1.8 0.4 2.2|258.9 -19.7 239.2 39.9 0.47| 6.3 3.0 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251227.00.gif