UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120905.upa.cvt Date: 0500Z 9 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0500Z 9 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 1010 26 11.8 11.3 97 0.5 11.5 230 5 284.1 285.6 284.2 307.2 8.35 1 1000 102 11.4 10.6 95 0.8 10.9 205 11 284.5 285.9 284.1 306.8 8.04 2 925 751 8.2 6.5 89 1.7 7.3 245 23 287.7 288.8 283.9 306.2 6.57 3 850 1446 4.4 3.8 96 0.6 4.1 250 27 290.8 291.8 284.4 307.7 5.92 4 700 3005 -3.5 -3.5 100 0.0 -3.5 255 35 298.6 299.4 285.8 311.2 4.22 5 500 5600 -17.5 -19.5 84 2.0 -18.0 260 44 311.7 312.0 287.8 317.1 1.63 6 400 7230 -29.1 -32.3 74 3.2 -29.6 280 54 317.2 317.3 288.5 319.4 0.64 7 300 9220 -45.7 -48.5 73 2.8 -45.9 290 73 320.9 321.0 289.2 321.5 0.16 8 250 10410 -56.3 -60.3 61 4.0 -56.4 295 83 322.4 322.4 289.5 322.5 0.05 9 201 11760 -67.1 -71.3 54 4.3 -67.1 310 99 326.1 326.1 290.6 326.2 0.01 10 200 11790 -67.3 -71.6 54 4.3 -67.3 315 99 326.2 326.2 290.6 326.2 0.01 11 191 12069 -68.3 -71.0 68 2.7 -68.3 310 85 328.9 328.9 291.4 329.0 0.01 12 150 13540 -64.7 -82.7 7 18.0 -64.8 300 56 358.6 358.6 298.4 358.6 0.00 13 100 16030 -60.9 -85.9 2 25.0 -61.2 300 46 410.1 410.1 306.5 410.1 0.00 TRP 191 12069 -68.3 -71.0 68 2.7 -68.3 310 85 328.9 328.9 291.4 329.0 0.01 WND 201 11760 -67.1 -71.3 54 4.3 -67.1 310 99 326.1 326.1 290.6 326.2 0.01 Sounding variables and indices 1000-500 mb thick: 5498.00 m Freezing level: 766.46 mb = 2314.30 m = 7592.77 ft Wetbulb zero: 769.11 mb = 2249.01 m = 7378.55 ft Precipitable water: 1.04 inches Sfc-500 mean rel hum: 93.82 % Est. max temperature: 18.01 C = 64.42 F Sfc-Lift cond lev (LCL): 1002.52 mb = 82.74 m = 271.47 ft T: 11.50 C 700-500 lapse rate: 5.39 C/km ThetaE index: 0.95 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 917.38 mb = 818.97 m = 2686.87 ft Mean mixing ratio: 7.27 g/kg Conv temperature: 15.67 C = 60.20 F Cap Strength: 2.34 C Lifted Index: 7.03 C Risk: None Lifted Index @300 mb: 10.38 C Lifted Index @700 mb: 2.34 C Showalter Index: 6.27 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.30 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 190.31 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.45 J/kg Max Up Vert Vel: 5.19 m/s Conv Inhibition (B-): 9521.28 J/kg Cap Strength: 6.99 C Lift Cond Lev (LCL): 941.67 mb = 602.36 m = 1976.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 25 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 1010 26 230 5 3.8 3.2 | 115 23 -20.4 9.6 1 1000 102 205 11 4.6 10.0 | 130 26 -19.5 16.4 2 925 751 245 23 20.8 9.7 | 168 16 -3.4 16.1 3 850 1446 250 27 25.4 9.2 | 184 16 1.2 15.7 4 700 3005 255 35 33.8 9.1 | 212 18 9.6 15.5 5 500 5600 260 44 43.3 7.6 | 234 24 19.1 14.1 6 400 7230 280 54 53.2 -9.4 | 276 29 29.0 -3.0 7 300 9220 290 73 68.6 -25.0 | 293 48 44.4 -18.5 8 250 10410 295 83 75.2 -35.1 | 299 59 51.0 -28.7 9 201 11760 310 99 75.8 -63.6 | 318 77 51.6 -57.2 10 200 11790 315 99 70.0 -70.0 | 324 78 45.8 -63.6 11 191 12069 310 85 65.1 -54.6 | 320 63 40.9 -48.2 12 150 13540 300 56 48.5 -28.0 | 312 33 24.3 -21.6 13 100 16030 300 46 39.8 -23.0 | 317 23 15.6 -16.6 Wind Parameters Mean winds (0-6000m): 254.9 at 33.4 knts Storm direction: 284.9 at 25.0 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 173.9 neg: 0.0 tot: 173.9 m^2/s^2 ave: 58.0 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.19 Bulk Shear: 71.82 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 ------------------------------------------------------------------------------- 500 221 14 138 23| 14.2 0.0 14.2| 93.9 0.0 93.9 187.9 0.89| 17.5 15.6 1000 237 18 151 19| 10.2 0.0 10.2|126.5 0.0 126.5 126.5 0.87| 13.0 11.4 1500 242 21 160 17| 7.8 0.0 7.8|139.8 0.0 139.8 93.2 0.88| 9.8 8.7 2000 245 23 167 16| 6.5 0.0 6.5|150.9 0.0 150.9 75.5 0.89| 8.0 7.2 2500 247 24 174 16| 5.8 0.0 5.8|162.3 0.0 162.3 64.9 0.90| 7.0 6.3 3000 249 26 180 16| 5.2 0.0 5.2|173.9 0.0 173.9 58.0 0.90| 6.3 5.6 4000 251 29 190 16| 4.4 0.0 4.4|189.9 0.0 189.9 47.5 0.89| 5.2 4.6 5000 253 31 200 16| 3.9 0.0 3.9|206.7 0.0 206.7 41.3 0.89| 4.5 4.0 6000 255 33 208 17| 3.7 0.0 3.7|247.6 0.0 247.6 41.3 0.89| 4.4 3.9 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251209.05.gif