UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101418.upa.cvt Date: 1800Z 14 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1800Z 14 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 189 SFC 935 757 10.6 6.9 78 3.7 8.6 40 5 289.3 290.4 284.7 308.2 6.68 2 925 844 10.2 6.2 76 4.0 8.0 20 7 289.7 290.9 284.6 308.0 6.43 3 850 1540 4.0 3.2 95 0.8 3.6 90 5 290.3 291.3 284.0 306.6 5.67 4 700 3110 -2.1 -9.1 59 7.0 -4.8 355 1 300.2 300.7 284.8 308.6 2.74 5 500 5700 -19.7 -20.7 92 1.0 -20.0 345 15 309.0 309.3 286.7 313.8 1.47 6 400 7320 -29.9 -33.5 71 3.6 -30.4 350 19 316.1 316.2 288.1 318.1 0.57 7 300 9310 -44.7 -57.7 22 13.0 -45.2 325 21 322.4 322.4 289.5 322.6 0.05 8 250 10510 -52.7 -64.7 22 12.0 -52.9 315 21 327.7 327.7 291.1 327.8 0.03 9 200 11920 -59.1 -70.1 23 11.0 -59.2 330 27 339.2 339.2 294.1 339.2 0.02 10 198 11983 -59.3 -71.3 20 12.0 -59.5 325 27 339.8 339.8 294.3 339.9 0.01 11 150 13730 -58.1 -83.1 3 25.0 -58.3 325 29 370.0 370.0 300.5 370.0 0.00 12 100 16250 -61.3 -85.3 3 24.0 -61.6 335 13 409.3 409.3 306.4 409.3 0.00 TRP 198 11983 -59.3 -71.3 20 12.0 -59.5 325 27 339.8 339.8 294.3 339.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5511.00 m Freezing level: 751.64 mb = 2569.51 m = 8430.04 ft Wetbulb zero: 786.11 mb = 2171.89 m = 7125.54 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 77.04 % Est. max temperature: 15.59 C = 60.05 F Sfc-Lift cond lev (LCL): 883.99 mb = 1217.31 m = 3993.76 ft T: 6.87 C 700-500 lapse rate: 6.80 C/km ThetaE index: 1.63 C Layer 925.0- 700.0 mb Conv cond level (CCL): 850.29 mb = 1537.16 m = 5043.12 ft Mean mixing ratio: 6.01 g/kg Conv temperature: 11.65 C = 52.97 F Cap Strength: 3.39 C Lifted Index: 4.36 C Risk: None Lifted Index @300 mb: 10.89 C Lifted Index @700 mb: 3.39 C Showalter Index: 4.80 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 22.90 C K Index: 19.90 Risk: < 20 % chance of thunderstorms Sweat Index: 63.40 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.60 J/kg Max Up Vert Vel: 2.68 m/s Conv Inhibition (B-): 10412.45 J/kg Cap Strength: 4.33 C Lift Cond Lev (LCL): 853.10 mb = 1510.08 m = 4954.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 26 at 6 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 ---------------------------------------------------------- 0 935 757 40 5 -3.2 -3.8 | 159 2 -0.6 1.6 1 925 844 20 7 -2.4 -6.6 | 349 1 0.2 -1.2 2 850 1540 90 5 -5.0 0.0 | 156 6 -2.4 5.4 3 700 3110 355 1 0.1 -1.0 | 212 5 2.7 4.4 4 500 5700 345 15 3.9 -14.5 | 324 11 6.5 -9.1 5 400 7320 350 19 3.3 -18.7 | 336 15 5.9 -13.3 6 300 9310 325 21 12.0 -17.2 | 309 19 14.7 -11.8 7 250 10510 315 21 14.8 -14.8 | 298 20 17.5 -9.5 8 200 11920 330 27 13.5 -23.4 | 318 24 16.1 -18.0 9 198 11983 325 27 15.5 -22.1 | 313 25 18.1 -16.7 10 150 13730 325 29 16.6 -23.8 | 314 27 19.3 -18.4 11 100 16250 335 13 5.5 -11.8 | 308 10 8.1 -6.4 Wind Parameters Mean winds (0-6000m): 356.0 at 8.0 knts Storm direction: 26.0 at 6.0 knts Shear (0-3000m) pos: 0.5 neg: 1.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 9.8 neg: -0.2 tot: 9.7 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.99 Bulk Shear: 3.65 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 37 6 106 1| 2.2 0.0 2.2| 1.3 -0.1 1.2 2.3 -0.07| 9.0 -0.6 1000 53 6 135 3| 1.6 0.0 1.6| 3.6 -0.1 3.5 3.5 0.10| 6.5 0.7 1500 57 5 148 3| 1.0 0.8 1.8| 5.3 -0.1 5.2 3.5 0.20| 5.2 1.0 2000 58 4 159 3| 0.8 1.0 1.8| 6.7 -0.1 6.5 3.3 0.26| 4.3 1.1 2500 61 4 168 4| 0.6 0.9 1.6| 7.5 -0.2 7.3 2.9 0.28| 3.8 1.0 3000 51 4 175 3| 0.5 1.0 1.5| 9.8 -0.2 9.7 3.2 0.35| 3.6 1.3 4000 22 5 218 1| 0.4 1.4 1.8| 14.4 -0.2 14.3 3.6 0.44| 3.4 1.5 5000 2 6 290 3| 0.3 1.6 1.9| 18.2 -0.2 18.0 3.6 0.42| 3.3 1.4 6000 356 8 309 4| 0.1 1.4 1.5| 23.4 -0.2 23.2 3.9 0.43| 3.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251014.18.gif