UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102906.upa.cvt Date: 0600Z 29 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:0600Z 29 OCT 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 118 SFC 927 757 3.4 2.2 92 1.2 2.8 280 3 282.6 283.4 279.6 296.1 4.84 2 925 770 4.2 2.4 88 1.8 3.4 200 3 283.6 284.5 280.1 297.4 4.92 3 850 1466 9.4 -5.6 34 15.0 2.8 250 23 296.0 296.5 283.4 304.9 2.96 4 700 3041 -0.7 -17.7 26 17.0 -6.1 255 29 301.7 302.0 283.8 306.0 1.36 5 500 5660 -17.1 -31.1 29 14.0 -19.7 275 40 312.2 312.3 286.8 314.2 0.57 6 400 7290 -30.5 -35.5 62 5.0 -31.1 275 46 315.3 315.4 287.8 317.0 0.46 7 300 9270 -44.9 -57.9 22 13.0 -45.3 285 48 322.1 322.1 289.5 322.3 0.05 8 250 10460 -53.9 -60.9 42 7.0 -54.1 290 56 325.9 325.9 290.6 326.1 0.04 9 207 11649 -62.9 -67.9 50 5.1 -62.9 290 64 329.9 329.9 291.7 330.0 0.02 10 200 11860 -64.5 -69.2 52 4.7 -64.6 295 60 330.6 330.6 291.9 330.7 0.02 11 150 13630 -62.7 -82.7 5 20.0 -62.9 285 56 362.1 362.1 299.1 362.1 0.00 12 100 16110 -65.9 -85.9 5 20.0 -66.0 280 46 400.4 400.4 305.3 400.4 0.00 TRP 200 11860 -64.5 -69.2 52 4.7 -64.6 295 60 330.6 330.6 291.9 330.7 0.02 WND 207 11649 -62.9 -67.9 50 5.1 -62.9 290 64 329.9 329.9 291.7 330.0 0.02 Sounding variables and indices 1000-500 mb thick: 5542.00 m Freezing level: 710.40 mb = 2931.84 m = 9618.79 ft Wetbulb zero: 802.61 mb = 1931.36 m = 6336.41 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 33.14 % Est. max temperature: 19.12 C = 66.41 F Sfc-Lift cond lev (LCL): 909.87 mb = 905.72 m = 2971.48 ft T: 5.21 C 700-500 lapse rate: 6.26 C/km ThetaE index: 0.00 C Layer 927.0- -0.0 mb Conv cond level (CCL): 615.23 mb = 4045.70 m = 13273.12 ft Mean mixing ratio: 3.68 g/kg Conv temperature: 26.12 C = 79.02 F Cap Strength: 7.60 C Lifted Index: 10.48 C Risk: None Lifted Index @300 mb: 14.32 C Lifted Index @700 mb: 7.60 C Showalter Index: 8.51 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 11.50 C K Index: 3.90 Risk: None Sweat Index: 163.83 Risk: None Energy Index: 1.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.84 J/kg Max Up Vert Vel: 8.93 m/s Conv Inhibition (B-): 11250.69 J/kg Cap Strength: 10.34 C Lift Cond Lev (LCL): 755.88 mb = 2418.00 m = 7932.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 23 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 ---------------------------------------------------------- 0 927 757 280 3 3.0 -0.5 | 117 21 -18.3 9.3 1 925 770 200 3 1.0 2.8 | 122 24 -20.3 12.7 2 850 1466 250 23 21.6 7.9 | 181 18 0.3 17.7 3 700 3041 255 29 28.0 7.5 | 201 19 6.7 17.4 4 500 5660 275 40 39.8 -3.5 | 251 20 18.6 6.4 5 400 7290 275 46 45.8 -4.0 | 257 25 24.5 5.9 6 300 9270 285 48 46.4 -12.4 | 276 25 25.1 -2.6 7 250 10460 290 56 52.6 -19.2 | 287 33 31.3 -9.3 8 207 11649 290 64 60.1 -21.9 | 287 41 38.8 -12.0 9 200 11860 295 60 54.4 -25.4 | 295 37 33.1 -15.5 10 150 13630 285 56 54.1 -14.5 | 278 33 32.8 -4.6 11 100 16110 280 46 45.3 -8.0 | 266 24 24.0 1.9 Wind Parameters Mean winds (0-6000m): 264.9 at 31.3 knts Storm direction: 294.9 at 23.5 knts Shear (0-3000m) pos: 3.1 neg: 2.6 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 97.1 deg Storm rel helicity (0-3000m) pos: 188.0 neg: 0.0 tot: 188.0 m^2/s^2 ave: 62.7 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.53 Bulk Shear: 75.83 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 ------------------------------------------------------------------------------- 500 230 10 139 21| 0.0 15.5 15.5|100.1 0.0 100.1 200.3 0.91| 18.9 17.3 1000 247 16 157 17| 4.7 7.7 12.4|142.8 0.0 142.8 142.8 0.92| 14.1 13.0 1500 249 19 167 17| 3.8 5.2 8.9|152.3 0.0 152.3 101.6 0.92| 10.1 9.3 2000 251 21 175 17| 3.4 3.9 7.2|162.0 0.0 162.0 81.0 0.93| 8.1 7.5 2500 252 22 180 17| 3.2 3.1 6.3|173.7 0.0 173.7 69.5 0.93| 7.0 6.5 3000 253 24 185 17| 3.1 2.6 5.7|188.0 0.0 188.0 62.7 0.94| 6.3 5.9 4000 257 26 196 16| 3.1 1.9 5.0|218.0 0.0 218.0 54.5 0.95| 5.5 5.2 5000 262 29 208 16| 3.0 1.5 4.6|248.2 0.0 248.2 49.6 0.95| 5.1 4.8 6000 265 31 218 16| 2.5 1.5 4.0|256.0 0.0 256.0 42.7 0.91| 4.6 4.1 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251029.06.gif