UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102110.upa.cvt Date: 1000Z 21 OCT 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:1000Z 21 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 ------------------------------------------------------------------------------- 0 1000 -74 SFC 989 26 12.8 12.3 97 0.5 12.5 240 7 286.9 288.4 286.1 312.2 9.12 2 925 579 9.2 9.1 99 0.1 9.2 235 31 288.7 290.1 285.6 310.9 7.86 3 850 1275 4.6 4.0 96 0.6 4.3 250 36 291.0 292.0 284.6 308.2 6.00 4 700 2835 -4.1 -4.5 97 0.4 -4.3 250 33 297.9 298.7 285.2 309.7 3.91 5 500 5410 -21.3 -23.9 79 2.6 -21.8 250 27 307.1 307.3 285.6 310.7 1.11 6 400 7010 -34.7 -40.7 54 6.0 -35.2 240 27 309.9 309.9 285.7 310.9 0.27 7 322 8481 -47.3 -51.5 62 4.2 -47.4 260 33 312.3 312.3 286.3 312.7 0.10 8 300 8950 -45.9 -62.9 13 17.0 -46.3 275 36 320.7 320.7 289.0 320.8 0.03 9 250 10160 -48.7 -70.7 6 22.0 -49.1 275 36 333.7 333.7 292.7 333.7 0.01 10 200 11620 -51.5 -78.5 3 27.0 -51.9 265 31 351.2 351.2 296.9 351.2 0.00 11 150 13480 -53.3 -81.3 2 28.0 -53.7 260 27 378.2 378.2 301.9 378.3 0.00 12 100 16060 -57.5 -84.5 2 27.0 -57.9 275 23 416.6 416.6 307.3 416.6 0.00 TRP 322 8481 -47.3 -51.5 62 4.2 -47.4 260 33 312.3 312.3 286.3 312.7 0.10 WND Sounding variables and indices 1000-500 mb thick: 5484.00 m Freezing level: 770.69 mb = 2099.83 m = 6889.11 ft Wetbulb zero: 774.65 mb = 2020.79 m = 6629.82 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 92.71 % Est. max temperature: 17.37 C = 63.26 F Sfc-Lift cond lev (LCL): 981.73 mb = 87.02 m = 285.49 ft T: 12.40 C 700-500 lapse rate: 6.68 C/km ThetaE index: 4.07 C Layer 925.0- 700.0 mb Conv cond level (CCL): 932.38 mb = 513.36 m = 1684.22 ft Mean mixing ratio: 8.08 g/kg Conv temperature: 14.44 C = 57.99 F Cap Strength: 0.09 C Lifted Index: 0.36 C Risk: Showers probable Lifted Index @300 mb: 7.05 C Lifted Index @700 mb: -0.49 C Showalter Index: 2.18 C Risk: Showers probable Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 25.30 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 191.00 Risk: None Energy Index: 0.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 99.66 J/kg Max Up Vert Vel: 14.12 m/s Conv Inhibition (B-): 0.09 J/kg Cap Strength: 0.29 C Lift Cond Lev (LCL): 934.76 mb = 492.21 m = 1614.83 ft Lev Free Conv (LFC): 919.76 mb = 625.73 m = 2052.89 ft Equ Level (EL): 519.76 mb = 5113.33 m = 16775.80 ft B at Equ Level: 99.11 J/kg Max Parcel Lev (MPL): 309.76 mb = 8737.93 m = 28667.41 ft Wind level data Storm motion: 278 at 23 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 ---------------------------------------------------------- 0 989 26 240 7 6.1 3.5 | 112 18 -16.4 6.7 1 925 579 235 31 25.4 17.8 | 188 21 2.9 21.0 2 850 1275 250 36 33.8 12.3 | 216 19 11.4 15.6 3 700 2835 250 33 31.0 11.3 | 210 17 8.6 14.5 4 500 5410 250 27 25.4 9.2 | 193 13 2.9 12.5 5 400 7010 240 27 23.4 13.5 | 183 17 0.9 16.7 6 322 8481 260 33 32.5 5.7 | 228 13 10.0 9.0 7 300 8950 275 36 35.9 -3.1 | 270 13 13.4 0.1 8 250 10160 275 36 35.9 -3.1 | 270 13 13.4 0.1 9 200 11620 265 31 30.9 2.7 | 235 10 8.4 5.9 10 150 13480 260 27 26.6 4.7 | 208 9 4.1 7.9 11 100 16060 275 23 22.9 -2.0 | 200 1 0.5 1.2 Wind Parameters Mean winds (0-6000m): 248.2 at 30.3 knts Storm direction: 278.2 at 22.7 knts Shear (0-3000m) pos: 1.8 neg: 3.2 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 97.2 deg Storm rel helicity (0-3000m) pos: 144.1 neg: -9.5 tot: 134.6 m^2/s^2 ave: 44.9 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 5.0 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 4.21 Bulk Shear: 23.68 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 ------------------------------------------------------------------------------- 500 236 18 150 15| 0.0 22.4 22.4| 83.6 0.0 83.6 167.2 0.91| 22.5 20.5 1000 238 25 176 16| 3.8 11.2 15.0|125.2 0.0 125.2 125.2 0.92| 15.5 14.2 1500 243 28 190 17| 3.6 7.5 11.1|144.1 -1.1 143.0 95.3 0.91| 11.8 10.7 2000 245 30 197 17| 2.7 5.4 8.1|144.1 -3.8 140.2 70.1 0.87| 9.1 7.8 2500 246 31 200 17| 2.2 4.1 6.3|144.1 -6.5 137.5 55.0 0.83| 7.4 6.2 3000 247 31 202 17| 1.8 3.2 5.1|144.1 -9.5 134.6 44.9 0.79| 6.4 5.0 4000 248 31 203 17| 1.4 2.1 3.5|144.1 -16.1 127.9 32.0 0.70| 5.1 3.6 5000 248 31 203 16| 1.1 1.5 2.6|144.1 -22.7 121.3 24.3 0.62| 4.3 2.7 6000 248 30 201 16| 0.9 1.2 2.2|144.1 -28.8 115.3 19.2 0.54| 3.8 2.1 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251021.10.gif