UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103006.upa.cvt Date: 0600Z 30 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:0600Z 30 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 39 1 925 707 290 5 SFC 920 757 7.6 5.1 84 2.5 6.3 290 5 287.5 288.6 283.2 304.4 5.99 3 850 1415 11.0 2.0 54 9.0 6.3 250 31 297.7 298.6 286.4 313.1 5.20 4 700 2993 -1.3 -2.4 92 1.1 -1.8 255 46 301.0 301.9 287.1 314.9 4.58 5 500 5600 -17.3 -19.4 84 2.1 -17.9 260 52 311.9 312.3 287.9 317.4 1.65 6 400 7230 -28.5 -31.7 74 3.2 -29.0 245 60 317.9 318.1 288.8 320.3 0.67 7 300 9220 -45.1 -48.9 66 3.8 -45.3 240 69 321.8 321.8 289.5 322.4 0.15 8 250 10410 -55.9 -59.9 61 4.0 -56.0 235 73 323.0 323.0 289.7 323.1 0.05 9 222 11154 -62.7 -67.1 55 4.4 -62.7 240 79 323.7 323.7 289.9 323.7 0.02 10 206 11617 -61.7 -71.5 26 9.8 -61.8 245 81 332.2 332.2 292.3 332.3 0.01 11 200 11800 -61.3 -73.3 19 12.0 -61.4 240 79 335.7 335.7 293.3 335.7 0.01 12 150 13600 -58.7 -82.7 3 24.0 -58.9 250 50 368.9 368.9 300.4 369.0 0.00 13 100 16130 -62.1 -86.1 3 24.0 -62.3 260 42 407.7 407.7 306.2 407.8 0.00 TRP 222 11154 -62.7 -67.1 55 4.4 -62.7 240 79 323.7 323.7 289.9 323.7 0.02 WND 206 11617 -61.7 -71.5 26 9.8 -61.8 245 81 332.2 332.2 292.3 332.3 0.01 Sounding variables and indices 1000-500 mb thick: 5561.00 m Freezing level: 715.85 mb = 2826.22 m = 9272.26 ft Wetbulb zero: 733.09 mb = 2617.62 m = 8587.88 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 80.71 % Est. max temperature: 19.25 C = 66.65 F Sfc-Lift cond lev (LCL): 885.49 mb = 1074.87 m = 3526.44 ft T: 9.24 C 700-500 lapse rate: 6.14 C/km ThetaE index: 0.00 C Layer 920.0-119422827978414792822210217115648.0 mb Conv cond level (CCL): 717.87 mb = 2788.11 m = 9147.22 ft Mean mixing ratio: 5.45 g/kg Conv temperature: 20.40 C = 68.72 F Cap Strength: 4.49 C Lifted Index: 4.89 C Risk: None Lifted Index @300 mb: 8.43 C Lifted Index @700 mb: 2.72 C Showalter Index: 3.13 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 19.30 C K Index: 29.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 184.71 Risk: None Energy Index: 0.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.47 J/kg Max Up Vert Vel: 8.77 m/s Conv Inhibition (B-): 8913.66 J/kg Cap Strength: 4.75 C Lift Cond Lev (LCL): 786.02 mb = 2051.05 m = 6729.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 33 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 ---------------------------------------------------------- 0 920 757 290 5 4.7 -1.7 | 105 28 -27.3 7.3 1 850 1415 250 31 29.1 10.6 | 172 20 -2.8 19.6 2 700 2993 255 46 44.4 11.9 | 211 24 12.5 20.9 3 500 5600 260 52 51.2 9.0 | 227 26 19.2 18.0 4 400 7230 245 60 54.4 25.4 | 213 41 22.4 34.4 5 300 9220 240 69 59.8 34.5 | 213 52 27.8 43.5 6 250 10410 235 73 59.8 41.9 | 209 58 27.8 50.9 7 222 11154 240 79 68.4 39.5 | 217 61 36.4 48.5 8 206 11617 245 81 73.4 34.2 | 224 60 41.4 43.2 9 200 11800 240 79 68.4 39.5 | 217 61 36.4 48.5 10 150 13600 250 50 47.0 17.1 | 210 30 15.0 26.1 11 100 16130 260 42 41.4 7.3 | 210 19 9.4 16.3 Wind Parameters Mean winds (0-6000m): 255.7 at 44.3 knts Storm direction: 285.7 at 33.2 knts Shear (0-3000m) pos: 2.4 neg: 5.2 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 110.7 deg Storm rel helicity (0-3000m) pos: 188.4 neg: 0.0 tot: 188.4 m^2/s^2 ave: 62.8 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.3 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.33 Bulk Shear: 115.39 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 ------------------------------------------------------------------------------- 500 256 15 125 22| 0.0 21.2 21.2| 64.2 0.0 64.2 128.4 0.64| 22.1 14.2 1000 253 23 147 19| 0.0 15.7 15.7|110.2 0.0 110.2 110.2 0.72| 16.7 12.1 1500 253 27 161 18| 1.7 10.5 12.1|135.9 0.0 135.9 90.6 0.75| 12.8 9.7 2000 253 31 173 18| 2.5 7.9 10.4|162.2 0.0 162.2 81.1 0.77| 10.9 8.4 2500 254 34 182 19| 2.6 6.3 8.9|179.6 0.0 179.6 71.8 0.78| 9.3 7.3 3000 254 36 188 19| 2.4 5.2 7.6|188.4 0.0 188.4 62.8 0.79| 8.0 6.3 4000 255 39 198 20| 2.1 3.9 6.1|206.5 0.0 206.5 51.6 0.80| 6.4 5.1 5000 256 42 205 21| 1.9 3.3 5.2|221.4 -4.1 217.4 43.5 0.77| 5.5 4.2 6000 256 44 209 23| 1.5 3.4 4.9|221.4 -44.9 176.5 29.4 0.57| 5.4 3.1 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251030.06.gif