UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121805.upa.cvt Date: 0500Z 18 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0500Z 18 DEC 25 Station: ETWM WMO ident: 10304 Latitude: 52.72 Longitude: 7.32 Elevation: 26.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 26 7.2 4.7 84 2.5 6.0 230 9 279.3 280.2 278.5 293.8 5.28 1 1000 126 7.2 4.6 84 2.6 5.9 205 21 280.4 281.3 279.1 295.0 5.32 2 925 764 6.2 -19.8 13 26.0 -1.3 225 40 285.6 285.8 275.7 288.3 0.86 3 850 1454 2.6 -16.4 23 19.0 -3.3 230 36 288.9 289.1 278.0 292.7 1.25 4 700 3002 -3.1 -34.1 7 31.0 -9.4 235 25 299.1 299.1 281.4 300.1 0.30 5 500 5600 -17.3 -18.9 87 1.6 -17.7 240 25 311.9 312.3 287.9 317.6 1.72 6 400 7240 -29.1 -31.8 77 2.7 -29.5 235 29 317.2 317.3 288.6 319.5 0.67 7 300 9230 -43.9 -58.9 17 15.0 -44.4 270 36 323.5 323.5 289.9 323.7 0.05 8 250 10420 -55.1 -59.8 56 4.7 -55.2 280 40 324.1 324.2 290.1 324.3 0.05 9 200 11810 -65.5 -70.3 51 4.8 -65.5 285 36 329.0 329.0 291.5 329.1 0.01 10 178 12513 -71.3 -74.3 64 3.0 -71.3 255 38 330.7 330.7 291.9 330.7 0.01 11 150 13550 -63.7 -83.7 5 20.0 -63.8 245 33 360.3 360.3 298.8 360.4 0.00 12 100 16040 -62.7 -86.7 3 24.0 -62.9 260 29 406.6 406.6 306.1 406.6 0.00 TRP 178 12513 -71.3 -74.3 64 3.0 -71.3 255 38 330.7 330.7 291.9 330.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5474.00 m Freezing level: 781.58 mb = 2160.11 m = 7086.87 ft Wetbulb zero: 938.71 mb = 643.62 m = 2111.60 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 35.71 % Est. max temperature: 16.21 C = 61.18 F Sfc-Lift cond lev (LCL): 974.96 mb = 333.55 m = 1094.31 ft T: 6.87 C 700-500 lapse rate: 5.47 C/km ThetaE index: 6.69 C Layer 925.0- 850.0 mb Conv cond level (CCL): 600.59 mb = 4184.71 m = 13729.18 ft Mean mixing ratio: 3.08 g/kg Conv temperature: 32.94 C = 91.29 F Cap Strength: 11.35 C Lifted Index: 17.60 C Risk: None Lifted Index @300 mb: 22.53 C Lifted Index @700 mb: 11.35 C Showalter Index: 16.96 C Risk: None Total Totals Index: 20.80 C Risk: None Vertical Totals Index: 19.90 C Cross Totals Index: 0.90 C K Index: -27.50 Risk: None Sweat Index: 143.71 Risk: None Energy Index: 5.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.00 J/kg Max Up Vert Vel: 4.69 m/s Conv Inhibition (B-): 15210.05 J/kg Cap Strength: 17.51 C Lift Cond Lev (LCL): 823.08 mb = 1710.56 m = 5612.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 21 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 1013 26 230 9 6.9 5.8 | 102 14 -14.1 2.9 1 1000 126 205 21 8.9 19.0 | 143 20 -12.1 16.2 2 925 764 225 40 28.3 28.3 | 196 26 7.3 25.4 3 850 1454 230 36 27.6 23.1 | 198 21 6.6 20.3 4 700 3002 235 25 20.5 14.3 | 177 11 -0.5 11.5 5 500 5600 240 25 21.7 12.5 | 184 10 0.6 9.6 6 400 7240 235 29 23.8 16.6 | 191 14 2.7 13.8 7 300 9230 270 36 36.0 -0.0 | 281 15 15.0 -2.9 8 250 10420 280 40 39.4 -6.9 | 298 21 18.4 -9.8 9 200 11810 285 36 34.8 -9.3 | 312 18 13.8 -12.2 10 178 12513 255 38 36.7 9.8 | 246 17 15.7 7.0 11 150 13550 245 33 29.9 13.9 | 219 14 8.9 11.1 12 100 16040 260 29 28.6 5.0 | 254 8 7.5 2.2 Wind Parameters Mean winds (0-6000m): 232.3 at 28.3 knts Storm direction: 262.3 at 21.2 knts Shear (0-3000m) pos: 2.0 neg: 4.1 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 75.6 deg Storm rel helicity (0-3000m) pos: 181.3 neg: -21.7 tot: 159.5 m^2/s^2 ave: 53.2 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.87 Bulk Shear: 12.60 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 ------------------------------------------------------------------------------- 500 213 24 156 19| 0.0 24.9 24.9|124.5 0.0 124.5 249.0 0.94| 27.9 26.2 1000 220 31 178 21| 4.1 12.4 16.6|178.7 0.0 178.7 178.7 0.91| 19.1 17.4 1500 223 33 185 21| 2.7 8.3 11.0|181.3 -0.7 180.5 120.4 0.83| 14.0 11.7 2000 225 33 187 21| 2.1 6.2 8.3|181.3 -7.1 174.1 87.1 0.74| 11.5 8.4 2500 227 33 188 20| 2.0 5.0 7.0|181.3 -14.4 166.9 66.8 0.64| 9.9 6.4 3000 228 32 187 19| 2.0 4.1 6.2|181.3 -21.7 159.5 53.2 0.56| 8.9 4.9 4000 229 30 186 17| 1.6 3.1 4.7|182.6 -21.7 160.9 40.2 0.56| 6.8 3.8 5000 231 29 185 15| 1.4 2.5 3.9|183.8 -21.7 162.1 32.4 0.56| 5.5 3.1 6000 232 28 185 15| 1.2 2.2 3.3|185.9 -21.7 164.2 27.4 0.56| 4.7 2.6 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251218.05.gif