UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100804.upa.cvt Date: 0400Z 8 OCT 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0400Z 8 OCT 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 1019 26 12.8 11.2 90 1.6 11.9 280 3 284.4 285.8 284.2 307.1 8.22 1 1000 174 12.2 11.4 95 0.8 11.7 275 13 285.4 286.8 284.9 308.9 8.49 2 925 824 9.0 9.0 100 0.0 9.0 250 13 288.5 289.9 285.5 310.5 7.81 3 850 1523 8.4 6.9 90 1.5 7.6 250 23 294.9 296.3 287.5 316.2 7.36 4 700 3111 1.0 -0.5 90 1.5 0.3 260 21 303.6 304.6 288.6 319.6 5.27 5 500 5740 -14.9 -21.9 55 7.0 -16.7 270 25 314.9 315.1 288.5 319.3 1.32 6 400 7390 -25.9 -32.9 52 7.0 -27.1 265 31 321.3 321.4 289.8 323.5 0.60 7 300 9410 -40.5 -43.9 70 3.4 -40.8 265 56 328.3 328.3 291.5 329.3 0.26 8 250 10620 -50.1 -54.1 63 4.0 -50.3 265 62 331.6 331.6 292.3 332.0 0.10 9 222 11389 -56.1 -60.3 59 4.2 -56.2 270 69 333.8 333.8 292.8 334.0 0.05 10 215 11593 -57.7 -62.0 58 4.3 -57.8 270 68 334.4 334.4 292.9 334.6 0.04 11 200 12050 -58.3 -70.3 20 12.0 -58.5 275 60 340.4 340.4 294.4 340.5 0.01 12 150 13860 -58.5 -80.5 4 22.0 -58.7 280 25 369.3 369.3 300.4 369.3 0.00 13 100 16380 -62.7 -85.7 3 23.0 -62.9 295 21 406.6 406.6 306.1 406.6 0.00 TRP 215 11593 -57.7 -62.0 58 4.3 -57.8 270 68 334.4 334.4 292.9 334.6 0.04 WND 222 11389 -56.1 -60.3 59 4.2 -56.2 270 69 333.8 333.8 292.8 334.0 0.05 Sounding variables and indices 1000-500 mb thick: 5566.00 m Freezing level: 687.42 mb = 3276.35 m = 10749.04 ft Wetbulb zero: 697.01 mb = 3144.46 m = 10316.35 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 83.17 % Est. max temperature: 21.68 C = 71.03 F Sfc-Lift cond lev (LCL): 994.82 mb = 217.30 m = 712.91 ft T: 11.99 C 700-500 lapse rate: 6.05 C/km Conv cond level (CCL): 948.44 mb = 615.38 m = 2018.94 ft Mean mixing ratio: 8.16 g/kg Conv temperature: 15.90 C = 60.62 F Cap Strength: 5.37 C Lifted Index: 7.76 C Risk: None Lifted Index @300 mb: 13.56 C Lifted Index @700 mb: 5.37 C Showalter Index: 3.60 C Risk: None Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.80 C K Index: 28.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 221.55 Risk: None Energy Index: 0.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.97 J/kg Max Up Vert Vel: 5.47 m/s Conv Inhibition (B-): 11449.38 J/kg Cap Strength: 7.75 C Lift Cond Lev (LCL): 960.28 mb = 511.96 m = 1679.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 291 at 16 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 1019 26 280 3 3.0 -0.5 | 114 13 -11.6 5.1 1 1000 174 275 13 13.0 -1.1 | 160 5 -1.6 4.5 2 925 824 250 13 12.2 4.4 | 167 10 -2.4 10.1 3 850 1523 250 23 21.6 7.9 | 207 15 7.0 13.5 4 700 3111 260 21 20.7 3.6 | 213 11 6.1 9.3 5 500 5740 270 25 25.0 -0.0 | 241 12 10.4 5.7 6 400 7390 265 31 30.9 2.7 | 243 18 16.3 8.4 7 300 9410 265 56 55.8 4.9 | 256 43 41.2 10.5 8 250 10620 265 62 61.8 5.4 | 257 48 47.2 11.1 9 222 11389 270 69 69.0 -0.0 | 264 55 54.4 5.7 10 215 11593 270 68 68.0 -0.0 | 264 54 53.4 5.7 11 200 12050 275 60 59.8 -5.2 | 269 45 45.2 0.4 12 150 13860 280 25 24.6 -4.3 | 263 10 10.0 1.3 13 100 16380 295 21 19.0 -8.9 | 306 5 4.4 -3.2 Wind Parameters Mean winds (0-6000m): 261.2 at 20.9 knts Storm direction: 291.2 at 15.7 knts Shear (0-3000m) pos: 1.0 neg: 2.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 99.1 deg Storm rel helicity (0-3000m) pos: 44.5 neg: -0.2 tot: 44.3 m^2/s^2 ave: 14.8 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.20 Bulk Shear: 12.51 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 ------------------------------------------------------------------------------- 500 270 11 151 6| 0.0 10.5 10.5| 12.7 0.0 12.7 25.4 0.53| 13.2 7.0 1000 261 13 164 8| 0.0 6.9 6.9| 20.6 -0.2 20.4 20.4 0.52| 9.4 4.9 1500 256 15 179 9| 2.4 4.6 7.0| 40.0 -0.2 39.8 26.5 0.60| 8.7 5.2 2000 255 17 189 10| 1.7 3.4 5.1| 41.8 -0.2 41.6 20.8 0.59| 6.9 4.0 2500 255 18 194 11| 1.3 2.8 4.0| 43.3 -0.2 43.1 17.2 0.57| 5.8 3.3 3000 255 18 197 11| 1.0 2.3 3.3| 44.5 -0.2 44.3 14.8 0.56| 5.1 2.8 4000 257 19 202 11| 1.0 1.7 2.7| 50.3 -0.2 50.1 12.5 0.58| 4.1 2.4 5000 259 20 208 11| 1.0 1.4 2.4| 56.7 -0.2 56.5 11.3 0.61| 3.5 2.1 6000 261 21 214 11| 0.9 1.3 2.2| 62.0 -0.2 61.8 10.3 0.61| 3.1 1.9 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251008.04.gif