UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102918.upa.cvt Date: 1800Z 29 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1800Z 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 49 1 925 716 30 1 SFC 921 757 8.2 4.4 77 3.8 6.2 30 1 288.1 289.0 283.1 304.2 5.69 3 850 1422 10.8 -6.2 30 17.0 3.4 165 1 297.5 298.0 283.8 306.0 2.83 4 700 3007 -0.3 -13.3 37 13.0 -5.0 240 17 302.2 302.5 284.7 308.3 1.96 5 500 5630 -15.7 -26.7 38 11.0 -18.2 225 36 313.9 314.1 287.7 316.8 0.86 6 400 7270 -26.7 -30.6 70 3.9 -27.3 230 40 320.3 320.4 289.6 322.9 0.75 7 300 9280 -42.7 -45.7 72 3.0 -42.9 255 46 325.2 325.2 290.6 326.0 0.21 8 250 10490 -53.3 -57.6 59 4.3 -53.4 250 36 326.8 326.8 290.9 327.1 0.06 9 200 11880 -65.5 -69.7 56 4.2 -65.5 235 44 329.0 329.0 291.5 329.1 0.02 10 196 12004 -66.5 -69.9 62 3.4 -66.5 235 50 329.3 329.3 291.6 329.4 0.02 11 186 12324 -65.8 -72.2 40 6.5 -65.8 240 62 335.5 335.5 293.2 335.6 0.01 12 150 13650 -62.7 -81.7 6 19.0 -62.9 255 50 362.1 362.1 299.1 362.1 0.00 13 100 16140 -64.9 -86.9 3 22.0 -65.1 265 44 402.3 402.3 305.5 402.3 0.00 TRP 196 12004 -66.5 -69.9 62 3.4 -66.5 235 50 329.3 329.3 291.6 329.4 0.02 WND 186 12324 -65.8 -72.2 40 6.5 -65.8 240 62 335.5 335.5 293.2 335.6 0.01 Sounding variables and indices 1000-500 mb thick: 5581.00 m Freezing level: 704.05 mb = 2964.16 m = 9724.82 ft Wetbulb zero: 789.43 mb = 2025.47 m = 6645.15 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 38.25 % Est. max temperature: 19.74 C = 67.54 F Sfc-Lift cond lev (LCL): 869.08 mb = 1238.03 m = 4061.73 ft T: 10.08 C 700-500 lapse rate: 5.87 C/km ThetaE index: 0.00 C Layer 921.0--18801214401986945146159104.0 mb Conv cond level (CCL): 608.20 mb = 4102.84 m = 13460.58 ft Mean mixing ratio: 3.80 g/kg Conv temperature: 26.83 C = 80.30 F Cap Strength: 6.33 C Lifted Index: 9.48 C Risk: None Lifted Index @300 mb: 14.06 C Lifted Index @700 mb: 6.07 C Showalter Index: 9.18 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 9.50 C K Index: 7.30 Risk: None Sweat Index: 38.00 Risk: None Energy Index: 2.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.75 J/kg Max Up Vert Vel: 8.46 m/s Conv Inhibition (B-): 10201.89 J/kg Cap Strength: 9.27 C Lift Cond Lev (LCL): 728.01 mb = 2686.69 m = 8814.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 at 16 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 ---------------------------------------------------------- 0 921 757 30 1 -0.5 -0.9 | 77 17 -16.3 -3.8 1 850 1422 165 1 -0.3 1.0 | 83 16 -16.1 -2.0 2 700 3007 240 17 14.7 8.5 | 169 6 -1.1 5.5 3 500 5630 225 36 25.5 25.5 | 203 24 9.6 22.5 4 400 7270 230 40 30.6 25.7 | 213 27 14.8 22.8 5 300 9280 255 46 44.4 11.9 | 253 30 28.6 8.9 6 250 10490 250 36 33.8 12.3 | 243 20 18.0 9.4 7 200 11880 235 44 36.0 25.2 | 222 30 20.2 22.3 8 196 12004 235 50 41.0 28.7 | 224 36 25.1 25.7 9 186 12324 240 62 53.7 31.0 | 233 47 37.9 28.0 10 150 13650 255 50 48.3 12.9 | 253 34 32.5 10.0 11 100 16140 265 44 43.8 3.8 | 268 28 28.0 0.9 Wind Parameters Mean winds (0-6000m): 229.4 at 21.4 knts Storm direction: 259.4 at 16.1 knts Shear (0-3000m) pos: 3.4 neg: 0.6 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 118.9 deg Storm rel helicity (0-3000m) pos: 69.9 neg: 0.0 tot: 69.9 m^2/s^2 ave: 23.3 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.54 Bulk Shear: 66.59 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 58 1 78 17| 1.6 0.0 1.6| 7.0 0.0 7.0 14.1 0.89| 1.8 1.6 1000 162 2 85 16| 2.7 0.0 2.7| 22.7 0.0 22.7 22.7 0.92| 2.9 2.7 1500 197 3 91 15| 3.6 0.0 3.6| 42.7 0.0 42.7 28.4 0.90| 3.9 3.6 2000 224 5 95 12| 4.0 0.0 4.0| 57.6 0.0 57.6 28.8 0.84| 4.8 4.0 2500 237 8 98 9| 4.1 0.0 4.1| 65.6 0.0 65.6 26.2 0.82| 5.0 4.1 3000 237 10 107 8| 3.4 0.6 4.0| 69.9 0.0 69.9 23.3 0.78| 4.8 3.8 4000 234 14 139 7| 2.5 1.5 4.0| 75.5 0.0 75.5 18.9 0.66| 4.6 3.1 5000 231 18 168 9| 2.0 1.9 3.9| 78.0 -0.7 77.3 15.5 0.56| 4.4 2.5 6000 229 21 182 11| 1.9 1.6 3.5| 96.2 -0.7 95.5 15.9 0.58| 4.0 2.3 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251029.18.gif