UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120218.upa.cvt Date: 1800Z 2 DEC 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1800Z 2 DEC 25 Station: ETHA WMO ident: 10954 Latitude: 47.83 Longitude: 10.87 Elevation: 757.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 115 SFC 926 757 1.8 0.3 90 1.5 1.1 80 3 281.1 281.8 278.0 292.8 4.22 2 925 761 3.0 1.5 90 1.5 2.3 135 3 282.4 283.2 279.2 295.2 4.61 3 850 1448 2.6 -7.4 48 10.0 -1.3 110 9 288.9 289.3 279.7 296.4 2.58 4 700 2993 -6.3 -15.3 49 9.0 -9.1 195 3 295.5 295.8 281.6 300.6 1.66 5 500 5550 -20.5 -47.5 7 27.0 -23.3 85 19 308.0 308.1 284.7 308.4 0.10 6 400 7160 -33.7 -52.7 13 19.0 -34.8 70 25 311.2 311.2 285.8 311.5 0.07 7 300 9120 -48.1 -61.1 21 13.0 -48.4 45 21 317.6 317.6 288.0 317.7 0.03 8 250 10300 -56.7 -69.7 18 13.0 -56.9 125 3 321.8 321.8 289.3 321.8 0.01 9 210 11382 -63.7 -72.7 28 9.0 -63.8 310 15 327.3 327.3 290.9 327.3 0.01 10 200 11680 -62.9 -73.9 21 11.0 -63.0 305 7 333.2 333.2 292.6 333.2 0.01 11 150 13460 -60.1 -83.1 3 23.0 -60.3 195 13 366.5 366.5 299.9 366.5 0.00 12 100 15990 -61.7 -86.7 2 25.0 -61.9 255 13 408.5 408.5 306.3 408.5 0.00 TRP 210 11382 -63.7 -72.7 28 9.0 -63.8 310 15 327.3 327.3 290.9 327.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5435.00 m Freezing level: 806.18 mb = 1899.35 m = 6231.38 ft Wetbulb zero: 876.63 mb = 1197.32 m = 3928.18 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 40.04 % Est. max temperature: 12.50 C = 54.51 F Sfc-Lift cond lev (LCL): 904.58 mb = 942.35 m = 3091.66 ft T: 2.89 C 700-500 lapse rate: 5.55 C/km ThetaE index: 0.00 C Layer 926.0- -0.0 mb Conv cond level (CCL): 691.99 mb = 3080.44 m = 10106.30 ft Mean mixing ratio: 3.33 g/kg Conv temperature: 16.36 C = 61.44 F Cap Strength: 5.46 C Lifted Index: 11.24 C Risk: None Lifted Index @300 mb: 15.28 C Lifted Index @700 mb: 5.46 C Showalter Index: 11.00 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 13.10 C K Index: 6.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.83 J/kg Max Up Vert Vel: 6.76 m/s Conv Inhibition (B-): 12982.27 J/kg Cap Strength: 11.14 C Lift Cond Lev (LCL): 793.01 mb = 2000.24 m = 6562.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 123 at 9 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 ---------------------------------------------------------- 0 926 757 80 3 -3.0 -0.5 | 320 7 4.2 -5.1 1 925 761 135 3 -2.1 2.1 | 296 6 5.0 -2.5 2 850 1448 110 9 -8.5 3.1 | 41 2 -1.3 -1.5 3 700 2993 195 3 0.8 2.9 | 282 8 7.9 -1.7 4 500 5550 85 19 -18.9 -1.7 | 62 13 -11.8 -6.2 5 400 7160 70 25 -23.5 -8.6 | 51 21 -16.3 -13.1 6 300 9120 45 21 -14.8 -14.8 | 22 21 -7.7 -19.4 7 250 10300 125 3 -2.5 1.7 | 301 6 4.7 -2.9 8 210 11382 310 15 11.5 -9.6 | 307 23 18.7 -14.2 9 200 11680 305 7 5.7 -4.0 | 304 15 12.9 -8.6 10 150 13460 195 13 3.4 12.6 | 233 13 10.5 8.0 11 100 15990 255 13 12.6 3.4 | 274 20 19.7 -1.2 Wind Parameters Mean winds (0-6000m): 92.6 at 11.3 knts Storm direction: 122.6 at 8.5 knts Shear (0-3000m) pos: 1.0 neg: 0.7 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -81.1 deg Storm rel helicity (0-3000m) pos: 5.9 neg: -12.9 tot: -7.0 m^2/s^2 ave: -2.3 10^-3 m/s^2 rel: -0.14 Storm rel vorticity (0-3000m) horiz: 4.3 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.22 Bulk Shear: 7.09 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 ------------------------------------------------------------------------------- 500 122 5 303 3| 5.4 0.0 5.4| 0.8 -3.5 -2.7 -5.4 -0.16| 7.1 -1.1 1000 117 7 323 2| 3.2 0.0 3.2| 1.4 -3.7 -2.3 -2.3 -0.09| 6.0 -0.5 1500 123 7 303 2| 2.0 0.0 2.0| 1.8 -3.8 -2.0 -1.3 -0.05| 5.3 -0.3 2000 125 6 296 2| 1.4 0.0 1.4| 4.3 -3.8 0.5 0.2 0.04| 4.8 0.2 2500 128 6 292 3| 1.3 0.0 1.3| 5.9 -7.0 -1.1 -0.5 -0.00| 4.4 -0.0 3000 135 6 279 3| 1.0 0.7 1.7| 5.9 -12.9 -7.0 -2.3 -0.14| 4.3 -0.6 4000 127 7 280 2| 0.8 1.6 2.4| 5.9 -24.1 -18.2 -4.6 -0.37| 4.6 -1.7 5000 101 9 33 3| 0.6 2.2 2.8| 5.9 -44.3 -38.4 -7.7 -0.45| 4.9 -2.2 6000 93 11 46 6| 0.5 2.2 2.7| 5.9 -53.0 -47.1 -7.9 -0.44| 4.5 -2.0 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251202.18.gif