UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101506.upa.cvt Date: 0600Z 15 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:0600Z 15 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 202 SFC 936 757 2.6 2.5 99 0.1 2.5 240 1 281.0 281.9 278.9 294.6 4.89 2 925 850 6.4 5.8 96 0.6 6.1 95 3 285.9 286.9 282.7 303.4 6.26 3 850 1542 2.8 1.6 92 1.2 2.2 70 5 289.1 290.0 282.8 303.5 5.05 4 700 3106 -2.1 -10.1 54 8.0 -5.1 325 7 300.2 300.6 284.5 308.0 2.53 5 500 5690 -19.1 -42.1 11 23.0 -22.0 20 27 309.8 309.8 285.5 310.4 0.19 6 400 7320 -30.5 -55.5 7 25.0 -32.1 45 36 315.3 315.4 287.3 315.5 0.05 7 300 9300 -43.3 -54.3 29 11.0 -43.8 55 48 324.3 324.3 290.2 324.6 0.08 8 250 10500 -52.3 -60.3 38 8.0 -52.5 55 50 328.3 328.3 291.3 328.5 0.05 9 200 11920 -61.7 -66.6 52 4.9 -61.7 50 44 335.1 335.1 293.1 335.2 0.02 10 197 12014 -62.3 -67.3 51 5.0 -62.4 50 42 335.5 335.6 293.2 335.6 0.02 11 150 13710 -59.9 -82.9 3 23.0 -60.1 5 25 366.9 366.9 300.0 366.9 0.00 12 100 16250 -61.3 -85.3 3 24.0 -61.6 345 17 409.3 409.3 306.4 409.3 0.00 TRP 197 12014 -62.3 -67.3 51 5.0 -62.4 50 42 335.5 335.6 293.2 335.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5488.00 m Freezing level: 764.29 mb = 2435.71 m = 7991.09 ft Wetbulb zero: 804.36 mb = 1986.57 m = 6517.54 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 54.67 % Est. max temperature: 14.86 C = 58.74 F Sfc-Lift cond lev (LCL): 934.42 mb = 770.29 m = 2527.18 ft T: 3.14 C 700-500 lapse rate: 6.58 C/km ThetaE index: 0.00 C Layer 936.0-11024811681644544.0 mb Conv cond level (CCL): 936.00 mb = 757.00 m = 2483.57 ft Mean mixing ratio: 5.54 g/kg Conv temperature: 4.23 C = 39.61 F Cap Strength: 5.61 C Lifted Index: 7.77 C Risk: None Lifted Index @300 mb: 15.22 C Lifted Index @700 mb: 5.61 C Showalter Index: 7.42 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 20.70 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 56.20 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.05 J/kg Max Up Vert Vel: 6.17 m/s Conv Inhibition (B-): 11825.34 J/kg Cap Strength: 7.70 C Lift Cond Lev (LCL): 872.77 mb = 1325.65 m = 4349.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 49 at 11 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 ---------------------------------------------------------- 0 936 757 240 1 0.9 0.5 | 230 12 9.3 7.9 1 925 850 95 3 -3.0 0.3 | 216 9 5.4 7.6 2 850 1542 70 5 -4.7 -1.7 | 213 7 3.7 5.7 3 700 3106 325 7 4.0 -5.7 | 263 13 12.4 1.6 4 500 5690 20 27 -9.2 -25.4 | 3 18 -0.8 -18.0 5 400 7320 45 36 -25.5 -25.5 | 43 25 -17.0 -18.1 6 300 9300 55 48 -39.3 -27.5 | 57 37 -30.9 -20.2 7 250 10500 55 50 -41.0 -28.7 | 57 39 -32.5 -21.3 8 200 11920 50 44 -33.7 -28.3 | 50 33 -25.3 -20.9 9 197 12014 50 42 -32.2 -27.0 | 50 31 -23.7 -19.6 10 150 13710 5 25 -2.2 -24.9 | 340 19 6.2 -17.5 11 100 16250 345 17 4.4 -16.4 | 305 16 12.8 -9.1 Wind Parameters Mean winds (0-6000m): 18.9 at 14.9 knts Storm direction: 48.9 at 11.2 knts Shear (0-3000m) pos: 0.7 neg: 1.4 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 57.1 deg Storm rel helicity (0-3000m) pos: 28.1 neg: -9.2 tot: 18.9 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.72 Bulk Shear: 26.28 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 88 3 215 9| 0.0 5.3 5.3| 0.0 -8.3 -8.3 -16.7 -0.57| 5.5 -3.2 1000 76 4 215 8| 0.0 3.2 3.2| 1.9 -8.4 -6.5 -6.5 -0.25| 4.0 -1.0 1500 60 5 221 7| 0.0 2.3 2.3| 6.8 -8.4 -1.6 -1.1 0.10| 3.8 0.4 2000 42 5 234 6| 0.0 1.8 1.8| 9.7 -8.4 1.4 0.7 0.18| 3.8 0.7 2500 21 5 250 7| 0.0 1.7 1.7| 13.4 -9.2 4.2 1.7 0.19| 3.8 0.7 3000 4 6 261 8| 0.7 1.4 2.1| 28.1 -9.2 18.9 6.3 0.34| 3.9 1.3 4000 0 9 278 9| 1.7 1.1 2.8| 64.0 -9.2 54.8 13.7 0.53| 4.2 2.2 5000 12 12 305 7| 2.4 0.8 3.2|111.9 -9.2 102.6 20.5 0.64| 4.5 2.9 6000 19 15 332 8| 2.6 0.7 3.3|159.6 -9.2 150.4 25.1 0.69| 4.6 3.2 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251015.06.gif