UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120815.upa.cvt Date: 1500Z 8 DEC 25 Searching for ETGI... Searching the city database file for: ETGI ... Date:1500Z 8 DEC 25 Station: ETGI WMO ident: 10618 Latitude: 49.70 Longitude: 7.33 Elevation: 377.00 ------------------------------------------------------------------------------- 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 137 SFC 972 377 12.0 11.2 95 0.8 11.5 220 11 287.5 289.0 285.9 311.6 8.62 2 925 790 9.2 9.2 100 0.0 9.2 230 25 288.7 290.1 285.7 311.0 7.91 3 866 1335 7.0 6.0 93 1.0 6.5 255 31 291.9 293.1 285.8 311.4 6.78 4 850 1488 6.4 5.4 93 1.0 5.9 255 31 292.9 294.0 286.0 311.9 6.63 5 700 3058 -2.1 -3.2 92 1.1 -2.6 265 36 300.2 300.9 286.4 313.2 4.31 6 500 5650 -18.9 -23.5 67 4.6 -20.0 250 35 310.0 310.2 286.6 313.8 1.15 7 400 7270 -30.3 -46.3 19 16.0 -31.7 265 44 315.6 315.6 287.5 316.2 0.15 8 300 9240 -48.1 -60.1 24 12.0 -48.4 280 60 317.6 317.6 288.0 317.7 0.04 9 250 10420 -57.9 -62.9 53 5.0 -58.0 265 64 320.0 320.0 288.8 320.1 0.03 10 200 11790 -68.1 -73.1 49 5.0 -68.1 260 85 324.9 324.9 290.3 325.0 0.01 11 190 12100 -67.4 -74.6 36 7.1 -67.5 255 91 330.8 330.8 291.9 330.8 0.01 12 150 13540 -64.3 -81.3 8 17.0 -64.4 260 48 359.3 359.3 298.5 359.3 0.00 13 100 16020 -66.3 -84.3 6 18.0 -66.4 270 46 399.6 399.6 305.2 399.6 0.00 TRP 866 1335 7.0 6.0 93 1.0 6.5 255 31 291.9 293.1 285.8 311.4 6.78 WND 190 12100 -67.4 -74.6 36 7.1 -67.5 255 91 330.8 330.8 291.9 330.8 0.01 Sounding variables and indices 1000-500 mb thick: 5513.00 m Freezing level: 737.06 mb = 2670.12 m = 8760.12 ft Wetbulb zero: 746.20 mb = 2541.15 m = 8337.00 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 86.82 % Est. max temperature: 18.59 C = 65.46 F Sfc-Lift cond lev (LCL): 960.48 mb = 476.35 m = 1562.82 ft T: 11.33 C 700-500 lapse rate: 6.48 C/km ThetaE index: 0.57 C Layer 925.0- 866.0 mb Conv cond level (CCL): 914.40 mb = 885.26 m = 2904.37 ft Mean mixing ratio: 7.80 g/kg Conv temperature: 13.78 C = 56.81 F Cap Strength: 1.40 C Lifted Index: 2.64 C Risk: None Lifted Index @300 mb: 4.73 C Lifted Index @700 mb: 1.40 C Showalter Index: 2.20 C Risk: Showers probable Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 24.30 C K Index: 29.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 173.80 Risk: None Energy Index: 0.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.45 J/kg Max Up Vert Vel: 5.74 m/s Conv Inhibition (B-): 6811.71 J/kg Cap Strength: 2.58 C Lift Cond Lev (LCL): 915.26 mb = 877.50 m = 2878.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 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 ---------------------------------------------------------- 0 972 377 220 11 7.1 8.4 | 132 23 -17.0 15.2 1 925 790 230 25 19.2 16.1 | 168 23 -4.9 22.8 2 866 1335 255 31 29.9 8.0 | 202 16 5.9 14.8 3 850 1488 255 31 29.9 8.0 | 202 16 5.9 14.8 4 700 3058 265 36 35.9 3.1 | 230 15 11.8 9.9 5 500 5650 250 35 32.9 12.0 | 205 21 8.9 18.7 6 400 7270 265 44 43.8 3.8 | 242 22 19.8 10.6 7 300 9240 280 60 59.1 -10.4 | 276 35 35.1 -3.7 8 250 10420 265 64 63.8 5.6 | 253 42 39.7 12.3 9 200 11790 260 85 83.7 14.8 | 250 63 59.7 21.5 10 190 12100 255 91 87.9 23.6 | 245 71 63.9 30.3 11 150 13540 260 48 47.3 8.3 | 237 28 23.2 15.1 12 100 16020 270 46 46.0 -0.0 | 253 23 22.0 6.7 Wind Parameters Mean winds (0-6000m): 255.7 at 33.3 knts Storm direction: 285.7 at 25.0 knts Shear (0-3000m) pos: 4.9 neg: 0.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 94.7 deg Storm rel helicity (0-3000m) pos: 175.5 neg: -4.0 tot: 171.5 m^2/s^2 ave: 57.2 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.36 Bulk Shear: 45.17 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 19 154 22| 16.0 0.0 16.0| 95.6 0.0 95.6 191.2 0.98| 16.7 16.4 1000 239 24 170 19| 11.8 0.0 11.8|144.3 0.0 144.3 144.3 0.92| 14.3 13.2 1500 246 26 180 18| 8.4 0.0 8.4|151.9 0.0 151.9 101.3 0.93| 10.2 9.4 2000 250 28 188 17| 6.8 0.0 6.8|161.8 0.0 161.8 80.9 0.93| 8.3 7.7 2500 253 29 195 16| 5.9 0.0 5.9|172.0 0.0 172.0 68.8 0.94| 7.1 6.7 3000 255 31 201 16| 4.9 0.1 5.0|175.5 -4.0 171.5 57.2 0.88| 6.3 5.5 4000 257 32 206 16| 3.7 0.5 4.2|175.5 -17.6 157.9 39.5 0.73| 5.2 3.8 5000 256 33 208 16| 2.9 0.8 3.7|175.5 -32.1 143.4 28.7 0.60| 4.5 2.7 6000 256 33 209 17| 2.9 0.6 3.5|207.0 -35.1 171.9 28.6 0.63| 4.3 2.7 Wrote GIF file: /home/apache/climate/data/raob//ETGI/skewt/ETGI.skewt.20251208.15.gif