UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042206.upa.cvt Date: 0600Z 22 APR 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:0600Z 22 APR 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 156 SFC 930 757 7.6 4.4 80 3.2 6.0 220 1 286.6 287.6 282.4 302.5 5.64 2 925 807 8.0 4.1 76 3.9 6.0 245 3 287.5 288.5 282.7 303.2 5.55 3 850 1501 3.8 2.0 88 1.8 2.9 255 11 290.1 291.0 283.4 305.1 5.20 4 700 3049 -5.7 -5.8 99 0.1 -5.7 195 15 296.2 296.8 284.1 306.8 3.54 5 500 5620 -20.7 -34.7 27 14.0 -22.8 235 19 307.8 307.9 285.0 309.2 0.40 6 400 7230 -33.3 -41.3 45 8.0 -34.0 240 23 311.7 311.8 286.2 312.6 0.26 7 300 9180 -49.1 -57.1 39 8.0 -49.3 260 33 316.1 316.2 287.5 316.4 0.06 8 250 10350 -59.1 -62.7 63 3.6 -59.2 250 36 318.2 318.2 288.2 318.3 0.03 9 237 10682 -60.1 -67.1 39 7.0 -60.2 245 35 321.6 321.6 289.3 321.7 0.02 10 200 11750 -54.3 -79.3 3 25.0 -54.6 240 11 346.8 346.8 295.9 346.8 0.00 11 150 13610 -51.1 -82.1 1 31.0 -51.7 250 15 382.0 382.0 302.6 382.0 0.00 12 100 16220 -55.7 -85.7 1 30.0 -56.2 300 11 420.1 420.1 307.7 420.1 0.00 TRP 237 10682 -60.1 -67.1 39 7.0 -60.2 245 35 321.6 321.6 289.3 321.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5464.00 m Freezing level: 790.00 mb = 2120.20 m = 6955.95 ft Wetbulb zero: 799.66 mb = 1987.79 m = 6521.54 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 75.50 % Est. max temperature: 13.67 C = 56.60 F Sfc-Lift cond lev (LCL): 885.58 mb = 1164.44 m = 3820.30 ft T: 5.84 C 700-500 lapse rate: 5.83 C/km ThetaE index: 0.00 C Layer 930.0- 0.0 mb Conv cond level (CCL): 814.55 mb = 1840.65 m = 6038.79 ft Mean mixing ratio: 5.33 g/kg Conv temperature: 12.34 C = 54.21 F Cap Strength: 1.37 C Lifted Index: 5.33 C Risk: None Lifted Index @300 mb: 8.54 C Lifted Index @700 mb: 1.37 C Showalter Index: 4.83 C Risk: None Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 22.70 C K Index: 26.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 65.00 Risk: None Energy Index: 0.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.22 J/kg Max Up Vert Vel: 4.52 m/s Conv Inhibition (B-): 11448.29 J/kg Cap Strength: 5.21 C Lift Cond Lev (LCL): 843.63 mb = 1561.00 m = 5121.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 at 12 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 ---------------------------------------------------------- 0 930 757 220 1 0.6 0.8 | 78 11 -10.6 -2.2 1 925 807 245 3 2.7 1.3 | 79 9 -8.5 -1.7 2 850 1501 255 11 10.6 2.8 | 77 1 -0.6 -0.1 3 700 3049 195 15 3.9 14.5 | 148 14 -7.3 11.5 4 500 5620 235 19 15.6 10.9 | 209 9 4.4 7.9 5 400 7230 240 23 19.9 11.5 | 226 12 8.7 8.5 6 300 9180 260 33 32.5 5.7 | 263 21 21.3 2.7 7 250 10350 250 36 33.8 12.3 | 248 24 22.6 9.3 8 237 10682 245 35 31.7 14.8 | 240 24 20.5 11.8 9 200 11750 240 11 9.5 5.5 | 146 3 -1.7 2.5 10 150 13610 250 15 14.1 5.1 | 233 4 2.9 2.1 11 100 16220 300 11 9.5 -5.5 | 11 9 -1.7 -8.5 Wind Parameters Mean winds (0-6000m): 225.1 at 15.5 knts Storm direction: 255.1 at 11.6 knts Shear (0-3000m) pos: 1.6 neg: 2.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 82.0 deg Storm rel helicity (0-3000m) pos: 11.3 neg: -7.6 tot: 3.7 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.65 Bulk Shear: 15.68 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 ------------------------------------------------------------------------------- 500 249 5 80 6| 7.6 0.0 7.6| 1.2 0.0 1.2 2.4 0.09| 7.6 0.7 1000 252 8 82 4| 3.8 1.9 5.7| 1.5 -0.0 1.5 1.5 0.16| 6.2 1.0 1500 244 9 111 3| 2.5 2.3 4.8| 1.6 -0.4 1.2 0.8 0.11| 5.6 0.6 2000 234 10 139 4| 1.9 2.6 4.5| 1.6 -3.6 -1.9 -1.0 0.02| 5.5 0.1 2500 223 11 147 6| 1.5 2.5 4.0| 4.4 -7.6 -3.2 -1.3 0.00| 5.2 0.0 3000 219 12 150 7| 1.6 2.1 3.7| 11.3 -7.6 3.7 1.2 0.08| 4.7 0.4 4000 217 13 157 8| 1.8 1.6 3.4| 24.3 -7.6 16.7 4.2 0.20| 4.1 0.8 5000 221 14 167 8| 1.9 1.3 3.2| 35.9 -7.6 28.3 5.7 0.30| 3.8 1.1 6000 225 15 178 8| 1.8 1.1 2.9| 41.1 -7.6 33.5 5.6 0.33| 3.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20250422.06.gif