UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121108.upa.cvt Date: 0800Z 11 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0800Z 11 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 1020 26 7.6 7.2 97 0.4 7.4 260 5 279.2 280.2 279.6 296.2 6.25 1 1000 179 6.6 6.2 97 0.4 6.4 230 19 279.8 280.8 279.6 296.0 5.95 2 925 819 5.0 -2.0 60 7.0 2.0 270 25 284.4 285.0 278.9 294.6 3.56 3 850 1510 5.0 -17.0 19 22.0 -2.0 275 27 291.4 291.6 279.1 295.0 1.19 4 700 3062 -4.1 -12.1 54 8.0 -6.9 280 33 297.9 298.3 283.2 304.6 2.16 5 500 5630 -20.9 -23.5 80 2.6 -21.5 295 31 307.6 307.8 285.8 311.3 1.15 6 400 7240 -32.5 -35.6 74 3.1 -32.9 330 38 312.7 312.8 286.9 314.4 0.46 7 300 9210 -47.5 -52.1 59 4.6 -47.7 340 54 318.4 318.4 288.3 318.8 0.10 8 250 10380 -57.9 -60.5 72 2.6 -57.9 350 50 320.0 320.0 288.8 320.2 0.04 9 235 10771 -59.9 -65.9 45 6.0 -60.0 345 52 322.7 322.7 289.6 322.8 0.02 10 200 11790 -57.1 -77.1 6 20.0 -57.3 290 38 342.3 342.3 294.9 342.4 0.01 11 150 13630 -55.9 -83.9 2 28.0 -56.2 280 35 373.8 373.8 301.2 373.8 0.00 12 100 16200 -59.5 -85.5 2 26.0 -59.8 275 27 412.8 412.8 306.9 412.8 0.00 TRP 235 10771 -59.9 -65.9 45 6.0 -60.0 345 52 322.7 322.7 289.6 322.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5451.00 m Freezing level: 767.58 mb = 2362.75 m = 7751.70 ft Wetbulb zero: 887.96 mb = 1152.98 m = 3782.69 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 57.29 % Est. max temperature: 17.95 C = 64.30 F Sfc-Lift cond lev (LCL): 1013.80 mb = 73.13 m = 239.93 ft T: 7.29 C 700-500 lapse rate: 6.54 C/km ThetaE index: 1.60 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 759.62 mb = 2408.63 m = 7902.23 ft Mean mixing ratio: 4.94 g/kg Conv temperature: 23.73 C = 74.72 F Cap Strength: 8.04 C Lifted Index: 11.31 C Risk: None Lifted Index @300 mb: 16.35 C Lifted Index @700 mb: 8.04 C Showalter Index: 11.60 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 3.90 C K Index: 0.90 Risk: None Sweat Index: 85.00 Risk: None Energy Index: 3.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.12 J/kg Max Up Vert Vel: 4.92 m/s Conv Inhibition (B-): 14037.87 J/kg Cap Strength: 11.14 C Lift Cond Lev (LCL): 926.62 mb = 804.65 m = 2639.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 22 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 1020 26 260 5 4.9 0.9 | 143 19 -11.6 15.3 1 1000 179 230 19 14.6 12.2 | 176 27 -2.0 26.7 2 925 819 270 25 25.0 -0.0 | 210 17 8.5 14.5 3 850 1510 275 27 26.9 -2.4 | 221 16 10.4 12.1 4 700 3062 280 33 32.5 -5.7 | 241 18 16.0 8.7 5 500 5630 295 31 28.1 -13.1 | 263 12 11.6 1.4 6 400 7240 330 38 19.0 -32.9 | 352 19 2.5 -18.4 7 300 9210 340 54 18.5 -50.7 | 357 36 2.0 -36.3 8 250 10380 350 50 8.7 -49.2 | 13 36 -7.8 -34.8 9 235 10771 345 52 13.5 -50.2 | 5 36 -3.1 -35.8 10 200 11790 290 38 35.7 -13.0 | 266 19 19.2 1.5 11 150 13630 280 35 34.5 -6.1 | 245 20 18.0 8.4 12 100 16200 275 27 26.9 -2.4 | 221 16 10.4 12.1 Wind Parameters Mean winds (0-6000m): 281.3 at 29.3 knts Storm direction: 311.3 at 22.0 knts Shear (0-3000m) pos: 2.9 neg: 3.0 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 97.9 deg Storm rel helicity (0-3000m) pos: 181.6 neg: 0.0 tot: 181.6 m^2/s^2 ave: 60.5 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 5.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.24 Bulk Shear: 50.81 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 ------------------------------------------------------------------------------- 500 240 18 178 23| 0.0 17.8 17.8|110.7 0.0 110.7 221.4 0.84| 23.4 19.6 1000 256 21 191 20| 4.6 8.9 13.5|145.9 0.0 145.9 145.9 0.82| 16.3 13.4 1500 263 23 199 18| 3.8 5.9 9.7|155.0 0.0 155.0 103.3 0.83| 11.6 9.7 2000 267 24 205 18| 3.3 4.5 7.8|163.6 0.0 163.6 81.8 0.84| 9.3 7.8 2500 269 25 211 17| 3.1 3.6 6.6|172.5 0.0 172.5 69.0 0.84| 7.8 6.6 3000 272 26 216 17| 2.9 3.0 5.9|181.6 0.0 181.6 60.5 0.85| 6.9 5.9 4000 275 28 223 17| 2.4 2.2 4.6|191.5 0.0 191.5 47.9 0.83| 5.6 4.7 5000 278 29 229 16| 2.1 1.8 3.9|199.8 0.0 199.8 40.0 0.82| 4.8 4.0 6000 281 29 234 15| 2.2 1.5 3.7|219.4 0.0 219.4 36.6 0.83| 4.6 3.9 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251211.08.gif