UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120808.upa.cvt Date: 0800Z 8 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0800Z 8 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 1007 26 9.2 8.4 95 0.8 8.8 240 5 281.8 283.0 281.6 300.7 6.88 1 1000 79 9.2 7.9 92 1.3 8.5 210 13 282.4 283.5 281.7 300.8 6.69 2 925 724 6.8 4.6 86 2.2 5.7 250 31 286.3 287.3 282.4 302.4 5.75 3 850 1414 4.4 -4.6 52 9.0 0.6 260 38 290.8 291.3 281.4 300.1 3.19 4 700 2972 -3.5 -28.5 12 25.0 -9.2 260 50 298.6 298.7 281.5 300.3 0.52 5 500 5550 -19.3 -24.3 65 5.0 -20.4 265 68 309.5 309.7 286.4 313.1 1.07 6 400 7170 -32.5 -34.4 83 1.9 -32.7 260 71 312.7 312.8 286.9 314.6 0.52 7 300 9130 -48.7 -52.6 64 3.9 -48.8 270 85 316.7 316.7 287.8 317.1 0.10 8 250 10300 -58.7 -66.7 35 8.0 -58.8 270 91 318.8 318.8 288.3 318.9 0.02 9 226 10929 -63.1 -68.7 47 5.6 -63.1 265 103 321.4 321.4 289.2 321.4 0.02 10 218 11150 -64.7 -69.4 52 4.7 -64.7 265 95 322.3 322.3 289.5 322.3 0.02 11 200 11680 -62.3 -75.3 16 13.0 -62.4 265 77 334.1 334.1 292.8 334.1 0.01 12 150 13470 -62.1 -84.1 4 22.0 -62.3 250 62 363.1 363.1 299.3 363.1 0.00 13 100 15960 -64.1 -86.1 3 22.0 -64.3 280 36 403.9 403.9 305.7 403.9 0.00 TRP 218 11150 -64.7 -69.4 52 4.7 -64.7 265 95 322.3 322.3 289.5 322.3 0.02 WND 226 10929 -63.1 -68.7 47 5.6 -63.1 265 103 321.4 321.4 289.2 321.4 0.02 Sounding variables and indices 1000-500 mb thick: 5471.00 m Freezing level: 766.46 mb = 2281.75 m = 7485.96 ft Wetbulb zero: 840.77 mb = 1501.61 m = 4926.49 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 46.54 % Est. max temperature: 17.75 C = 63.94 F Sfc-Lift cond lev (LCL): 994.91 mb = 121.19 m = 397.61 ft T: 9.04 C 700-500 lapse rate: 6.13 C/km ThetaE index: 2.32 C Layer 850.0- 700.0 mb Conv cond level (CCL): 844.43 mb = 1466.72 m = 4812.03 ft Mean mixing ratio: 6.10 g/kg Conv temperature: 18.45 C = 65.21 F Cap Strength: 4.98 C Lifted Index: 8.51 C Risk: None Lifted Index @300 mb: 10.81 C Lifted Index @700 mb: 4.98 C Showalter Index: 9.57 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 14.70 C K Index: -5.90 Risk: None Sweat Index: 144.00 Risk: None Energy Index: 2.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.79 J/kg Max Up Vert Vel: 5.25 m/s Conv Inhibition (B-): 10132.17 J/kg Cap Strength: 8.30 C Lift Cond Lev (LCL): 928.43 mb = 693.36 m = 2274.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 291 at 37 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 1007 26 240 5 4.3 2.5 | 117 34 -30.0 15.5 1 1000 79 210 13 6.5 11.3 | 131 37 -27.8 24.2 2 925 724 250 31 29.1 10.6 | 168 24 -5.2 23.6 3 850 1414 260 38 37.4 6.6 | 189 20 3.1 19.6 4 700 2972 260 50 49.2 8.7 | 215 26 14.9 21.6 5 500 5550 265 68 67.7 5.9 | 241 38 33.4 18.9 6 400 7170 260 71 69.9 12.3 | 235 44 35.6 25.3 7 300 9130 270 85 85.0 -0.0 | 256 52 50.7 13.0 8 250 10300 270 91 91.0 -0.0 | 257 58 56.7 13.0 9 226 10929 265 103 102.6 9.0 | 252 72 68.3 21.9 10 218 11150 265 95 94.6 8.3 | 251 64 60.3 21.2 11 200 11680 265 77 76.7 6.7 | 245 47 42.4 19.7 12 150 13470 250 62 58.3 21.2 | 215 42 23.9 34.2 13 100 15960 280 36 35.5 -6.3 | 189 7 1.1 6.7 Wind Parameters Mean winds (0-6000m): 260.7 at 48.9 knts Storm direction: 290.7 at 36.7 knts Shear (0-3000m) pos: 3.7 neg: 4.8 tot: 8.4 10-3/s Storm rel Dir Shear (0-3000m): 98.0 deg Storm rel helicity (0-3000m) pos: 350.4 neg: 0.0 tot: 350.4 m^2/s^2 ave: 116.8 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 8.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.08 Bulk Shear: 163.64 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 ------------------------------------------------------------------------------- 500 228 18 140 33| 0.0 21.1 21.1|197.5 0.0 197.5 394.9 0.91| 25.0 22.6 1000 244 24 152 27| 6.2 10.5 16.8|262.4 0.0 262.4 262.4 0.87| 18.7 16.3 1500 250 28 161 24| 6.2 7.0 13.2|292.9 0.0 292.9 195.2 0.87| 14.6 12.8 2000 253 31 169 22| 4.7 6.2 10.8|311.9 0.0 311.9 156.0 0.88| 11.9 10.5 2500 255 34 176 22| 3.7 5.7 9.4|331.0 0.0 331.0 132.4 0.87| 10.3 9.0 3000 256 37 183 22| 3.7 4.8 8.4|350.4 0.0 350.4 116.8 0.86| 9.3 8.0 4000 258 41 194 22| 3.7 3.6 7.2|394.5 0.0 394.5 98.6 0.86| 7.9 6.8 5000 259 45 205 23| 3.7 2.9 6.5|441.5 0.0 441.5 88.3 0.84| 7.1 6.0 6000 261 49 214 25| 3.4 2.5 5.9|466.3 -11.5 454.8 75.8 0.80| 6.4 5.1 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251208.08.gif