UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025111008.upa.cvt Date: 0800Z 10 NOV 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:0800Z 10 NOV 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 148 SFC 930 757 1.2 1.1 99 0.1 1.1 260 1 280.1 280.9 277.9 292.4 4.45 2 925 793 2.8 2.2 96 0.6 2.5 215 1 282.2 283.0 279.4 295.7 4.85 3 850 1480 2.4 -0.5 81 2.9 1.1 240 3 288.7 289.4 281.8 301.1 4.34 4 700 3029 -5.3 -9.4 73 4.1 -6.8 295 7 296.6 297.1 283.3 304.7 2.68 5 500 5600 -19.5 -39.5 15 20.0 -22.2 330 15 309.3 309.3 285.4 310.1 0.25 6 400 7220 -32.7 -39.7 50 7.0 -33.4 335 25 312.5 312.5 286.6 313.6 0.30 7 300 9170 -49.9 -59.9 30 10.0 -50.1 335 31 315.0 315.0 287.1 315.2 0.04 8 250 10340 -56.9 -66.9 27 10.0 -57.1 320 27 321.5 321.5 289.2 321.5 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5452.00 m Freezing level: 803.25 mb = 1962.81 m = 6439.57 ft Wetbulb zero: 829.63 mb = 1673.57 m = 5490.64 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 60.86 % Est. max temperature: 13.03 C = 55.46 F Sfc-Lift cond lev (LCL): 928.40 mb = 768.49 m = 2521.25 ft T: 1.71 C 700-500 lapse rate: 5.52 C/km ThetaE index: 0.00 C Layer 930.0-26038240.0 mb Conv cond level (CCL): 930.00 mb = 757.00 m = 2483.57 ft Mean mixing ratio: 4.52 g/kg Conv temperature: 1.28 C = 34.31 F Cap Strength: 4.82 C Lifted Index: 10.30 C Risk: None Lifted Index @300 mb: 11.60 C Lifted Index @700 mb: 4.82 C Showalter Index: 8.66 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.00 C K Index: 17.30 Risk: < 20 % chance of thunderstorms Sweat Index: 21.00 Risk: None Energy Index: 1.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.58 J/kg Max Up Vert Vel: 6.72 m/s Conv Inhibition (B-): 3203.04 J/kg Cap Strength: 10.21 C Lift Cond Lev (LCL): 852.35 mb = 1457.54 m = 4781.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 8 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 ---------------------------------------------------------- 0 930 757 260 1 1.0 0.2 | 169 8 -1.5 7.6 1 925 793 215 1 0.6 0.8 | 167 8 -1.9 8.2 2 850 1480 240 3 2.6 1.5 | 181 9 0.2 8.9 3 783 2134 255 15 14.5 3.9 | 227 17 12.0 11.3 4 700 3029 295 7 6.3 -3.0 | 221 6 3.9 4.5 5 595 4267 330 7 3.5 -6.1 | 218 2 1.1 1.3 6 500 5600 330 15 7.5 -13.0 | 318 8 5.1 -5.6 7 400 7220 335 25 10.6 -22.7 | 332 17 8.1 -15.2 8 300 9170 335 31 13.1 -28.1 | 333 23 10.7 -20.7 9 250 10340 320 27 17.4 -20.7 | 312 20 14.9 -13.3 Wind Parameters Mean winds (0-6000m): 311.7 at 10.4 knts Storm direction: 341.7 at 7.8 knts Shear (0-3000m) pos: 1.2 neg: 0.3 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 56.4 deg Storm rel helicity (0-3000m) pos: 41.7 neg: -2.9 tot: 38.8 m^2/s^2 ave: 12.9 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.59 Bulk Shear: 14.23 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 ------------------------------------------------------------------------------- 500 227 2 172 9| 0.0 1.6 1.6| 2.8 -0.2 2.5 5.1 0.53| 2.1 1.1 1000 240 3 180 9| 3.0 0.8 3.8| 16.0 -0.2 15.8 15.8 0.77| 4.1 3.1 1500 251 6 199 10| 4.1 0.5 4.6| 38.4 -0.2 38.2 25.4 0.74| 5.6 4.1 2000 257 7 208 10| 2.1 0.4 2.5| 41.2 -0.6 40.6 20.3 0.56| 5.9 3.3 2500 263 8 211 10| 1.3 0.3 1.7| 41.5 -2.9 38.6 15.4 0.44| 5.5 2.4 3000 270 7 214 9| 1.2 0.3 1.5| 41.7 -2.9 38.8 12.9 0.42| 4.8 2.0 4000 285 7 221 7| 1.4 0.2 1.6| 42.9 -3.1 39.9 10.0 0.43| 4.2 1.8 5000 300 9 238 6| 1.4 0.3 1.7| 45.7 -3.1 42.7 8.5 0.41| 4.0 1.7 6000 312 10 265 5| 1.7 0.2 1.9| 51.0 -3.1 47.9 8.0 0.39| 3.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251110.08.gif