UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1200Z 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 160 SFC 931 757 12.6 3.6 54 9.0 7.9 190 1 291.7 292.6 284.2 307.0 5.32 2 925 817 11.2 4.2 62 7.0 7.5 190 1 290.8 291.8 284.1 306.8 5.59 3 850 1515 4.2 2.2 87 2.0 3.2 290 5 290.5 291.5 283.7 305.7 5.28 4 700 3064 -6.3 -6.3 100 0.0 -6.3 195 17 295.5 296.1 283.7 305.7 3.41 5 500 5640 -20.7 -42.7 12 22.0 -23.3 235 17 307.8 307.8 284.7 308.4 0.18 6 400 7250 -33.3 -40.3 49 7.0 -34.0 250 21 311.7 311.8 286.3 312.7 0.28 7 300 9200 -49.5 -57.5 39 8.0 -49.7 245 36 315.6 315.6 287.3 315.8 0.05 8 250 10370 -58.7 -65.7 40 7.0 -58.8 250 42 318.8 318.8 288.4 318.9 0.02 9 237 10703 -60.7 -65.7 52 5.0 -60.7 245 42 320.7 320.7 289.0 320.8 0.02 10 200 11770 -55.5 -77.5 5 22.0 -55.8 250 27 344.9 344.9 295.5 344.9 0.00 11 150 13630 -52.3 -82.3 2 30.0 -52.8 235 7 380.0 380.0 302.2 380.0 0.00 12 100 16250 -53.7 -84.7 1 31.0 -54.3 200 13 424.0 424.0 308.2 424.0 0.00 TRP 237 10703 -60.7 -65.7 52 5.0 -60.7 245 42 320.7 320.7 289.0 320.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5480.00 m Freezing level: 790.00 mb = 2134.60 m = 7003.20 ft Wetbulb zero: 799.69 mb = 2001.79 m = 6567.46 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 70.22 % Est. max temperature: 13.68 C = 56.62 F Sfc-Lift cond lev (LCL): 812.43 mb = 1875.70 m = 6153.81 ft T: 1.75 C 700-500 lapse rate: 5.59 C/km ThetaE index: 1.34 C Layer 925.0- 500.0 mb Conv cond level (CCL): 813.67 mb = 1863.48 m = 6113.70 ft Mean mixing ratio: 5.38 g/kg Conv temperature: 12.64 C = 54.76 F Cap Strength: 0.57 C Lifted Index: 4.07 C Risk: None Lifted Index @300 mb: 6.85 C Lifted Index @700 mb: -0.26 C Showalter Index: 4.36 C Risk: None Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 22.90 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 53.40 Risk: None Energy Index: 0.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.18 J/kg Max Up Vert Vel: 3.22 m/s Conv Inhibition (B-): 9.87 J/kg Cap Strength: 3.87 C Lift Cond Lev (LCL): 825.30 mb = 1750.28 m = 5742.33 ft Lev Free Conv (LFC): 740.30 mb = 2617.44 m = 8587.29 ft Equ Level (EL): 670.30 mb = 3395.94 m = 11141.39 ft B at Equ Level: 4.64 J/kg Max Parcel Lev (MPL): 640.30 mb = 3746.49 m = 12291.49 ft Wind level data Storm motion: 253 at 11 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 ---------------------------------------------------------- 0 931 757 190 1 0.2 1.0 | 78 10 -9.9 -2.2 1 925 817 190 1 0.2 1.0 | 78 10 -9.9 -2.2 2 850 1515 290 5 4.7 -1.7 | 48 7 -5.4 -4.9 3 700 3064 195 17 4.4 16.4 | 157 14 -5.7 13.2 4 500 5640 235 17 13.9 9.8 | 210 8 3.8 6.6 5 400 7250 250 21 19.7 7.2 | 247 10 9.7 4.0 6 300 9200 245 36 32.6 15.2 | 242 26 22.5 12.0 7 250 10370 250 42 39.5 14.4 | 249 31 29.4 11.2 8 237 10703 245 42 38.1 17.7 | 242 32 28.0 14.6 9 200 11770 250 27 25.4 9.2 | 248 16 15.3 6.1 10 150 13630 235 7 5.7 4.0 | 101 4 -4.3 0.8 11 100 16250 200 13 4.4 12.2 | 148 11 -5.6 9.0 Wind Parameters Mean winds (0-6000m): 222.5 at 14.1 knts Storm direction: 252.5 at 10.6 knts Shear (0-3000m) pos: 1.6 neg: 2.9 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 90.0 deg Storm rel helicity (0-3000m) pos: 10.6 neg: -17.5 tot: -6.9 m^2/s^2 ave: -2.3 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 19.22 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 ------------------------------------------------------------------------------- 500 238 2 76 9| 3.3 0.0 3.3| 1.1 -2.1 -1.0 -1.9 -0.17| 3.7 -0.6 1000 279 4 60 8| 3.5 0.0 3.5| 1.1 -8.6 -7.5 -7.5 -0.49| 4.5 -2.2 1500 263 5 62 5| 2.4 2.0 4.4| 1.7 -8.8 -7.1 -4.7 -0.12| 5.2 -0.6 2000 237 7 101 4| 1.8 3.3 5.1| 2.0 -10.6 -8.6 -4.3 -0.10| 5.9 -0.6 2500 214 9 130 7| 1.4 3.5 4.9| 4.3 -17.5 -13.2 -5.3 -0.14| 6.0 -0.8 3000 210 10 139 8| 1.6 2.9 4.5| 10.6 -17.5 -6.9 -2.3 -0.07| 5.4 -0.4 4000 211 12 152 8| 1.7 2.2 3.9| 21.3 -17.5 3.9 1.0 0.04| 4.7 0.2 5000 216 13 163 8| 1.8 1.7 3.6| 30.2 -17.5 12.7 2.5 0.13| 4.2 0.6 6000 223 14 176 7| 1.9 1.4 3.3| 38.1 -17.5 20.6 3.4 0.20| 3.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20250422.12.gif