UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for LFME... Searching the city database file for: LFME ... Date:0000Z 24 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 1002 62 8.0 5.1 82 2.9 6.5 360 19 281.0 281.9 279.6 296.1 5.49 1 1000 73 7.8 4.9 82 2.9 6.3 360 19 281.0 281.9 279.5 295.9 5.43 2 925 718 7.8 2.8 71 5.0 5.4 350 5 287.3 288.2 282.0 301.6 5.06 3 850 1407 2.4 1.3 92 1.1 1.9 90 3 288.7 289.5 282.5 302.8 4.95 4 700 2958 -5.5 -8.3 81 2.8 -6.5 70 25 296.4 296.9 283.5 305.2 2.92 5 500 5510 -23.3 -25.4 83 2.1 -23.7 80 31 304.6 304.8 284.5 307.8 0.97 6 400 7100 -36.1 -39.3 72 3.2 -36.4 75 42 308.1 308.1 285.0 309.2 0.32 7 300 9020 -52.9 -57.2 59 4.3 -53.0 85 48 310.8 310.8 285.7 311.0 0.06 8 250 10170 -60.3 -65.0 54 4.7 -60.3 85 54 316.4 316.4 287.6 316.5 0.02 9 234 10580 -62.5 -67.5 51 5.0 -62.6 80 52 319.1 319.1 288.5 319.2 0.02 10 200 11550 -62.1 -69.1 39 7.0 -62.1 80 36 334.4 334.4 292.9 334.5 0.02 11 150 13350 -58.1 -78.1 6 20.0 -58.3 40 15 370.0 370.0 300.5 370.0 0.01 12 100 15920 -56.3 -87.3 1 31.0 -56.8 360 17 418.9 418.9 307.6 419.0 0.00 TRP 234 10580 -62.5 -67.5 51 5.0 -62.6 80 52 319.1 319.1 288.5 319.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5437.00 m Freezing level: 804.43 mb = 1878.19 m = 6161.97 ft Wetbulb zero: 816.32 mb = 1730.02 m = 5675.84 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 82.42 % Est. max temperature: 15.64 C = 60.15 F Sfc-Lift cond lev (LCL): 958.58 mb = 422.95 m = 1387.61 ft T: 7.80 C 700-500 lapse rate: 6.97 C/km ThetaE index: 0.22 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 836.82 mb = 1531.87 m = 5025.77 ft Mean mixing ratio: 5.20 g/kg Conv temperature: 16.30 C = 61.34 F Cap Strength: 4.24 C Lifted Index: 6.04 C Risk: None Lifted Index @300 mb: 8.13 C Lifted Index @700 mb: 4.24 C Showalter Index: 3.75 C Risk: None Total Totals Index: 50.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 24.60 C K Index: 24.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 78.60 Risk: None Energy Index: 1.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.94 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 11349.99 J/kg Cap Strength: 5.99 C Lift Cond Lev (LCL): 893.43 mb = 1000.92 m = 3283.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 101 at 15 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 1002 62 360 19 -0.0 -19.0 | 325 27 15.2 -22.0 1 1000 73 360 19 -0.0 -19.0 | 325 27 15.2 -22.0 2 925 718 350 5 0.9 -4.9 | 296 18 16.0 -7.9 3 850 1407 90 3 -3.0 0.0 | 284 13 12.2 -3.0 4 700 2958 70 25 -23.5 -8.6 | 36 14 -8.3 -11.5 5 500 5510 80 31 -30.5 -5.4 | 61 17 -15.4 -8.4 6 400 7100 75 42 -40.6 -10.9 | 61 29 -25.4 -13.9 7 300 9020 85 48 -47.8 -4.2 | 78 33 -32.6 -7.2 8 250 10170 85 54 -53.8 -4.7 | 79 39 -38.6 -7.7 9 234 10580 80 52 -51.2 -9.0 | 72 38 -36.0 -12.0 10 200 11550 80 36 -35.5 -6.3 | 66 22 -20.3 -9.2 11 150 13350 40 15 -9.6 -11.5 | 339 15 5.5 -14.5 12 100 15920 360 17 -0.0 -17.0 | 323 25 15.2 -20.0 Wind Parameters Mean winds (0-6000m): 71.1 at 20.6 knts Storm direction: 101.1 at 15.5 knts Shear (0-3000m) pos: 1.8 neg: 3.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 71.6 deg Storm rel helicity (0-3000m) pos: 30.0 neg: -73.7 tot: -43.7 m^2/s^2 ave: -14.6 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.32 Bulk Shear: 60.01 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 ------------------------------------------------------------------------------- 500 358 14 317 23| 0.0 11.1 11.1| 0.0 -50.6 -50.6 -101.3 -0.77| 11.1 -8.5 1000 0 10 310 20| 3.3 5.5 8.8| 0.9 -65.4 -64.5 -64.5 -0.62| 9.2 -5.7 1500 6 8 306 18| 3.5 3.7 7.2| 2.5 -73.7 -71.3 -47.5 -0.57| 7.8 -4.5 2000 27 8 311 15| 2.6 2.8 5.4| 12.1 -73.7 -61.6 -30.8 -0.27| 7.7 -2.1 2500 46 9 319 13| 2.1 2.8 4.9| 22.5 -73.7 -51.2 -20.5 -0.05| 7.7 -0.4 3000 54 12 330 11| 1.8 3.0 4.8| 30.0 -73.7 -43.7 -14.6 0.01| 7.5 0.1 4000 63 15 351 10| 1.7 2.3 3.9| 40.8 -73.7 -33.0 -8.2 0.07| 6.0 0.4 5000 68 18 10 10| 1.6 1.8 3.4| 52.5 -73.7 -21.2 -4.2 0.12| 5.1 0.6 6000 71 21 24 11| 1.5 1.8 3.3| 59.1 -73.7 -14.7 -2.4 0.14| 4.7 0.6 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20251224.00.gif