UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for LEMD... Searching the city database file for: LEMD ... Date:1200Z 17 JAN 26 Station: LEMD WMO ident: 8221 Latitude: 40.45 Longitude: -3.55 Elevation: 582.00 ------------------------------------------------------------------------------- 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 92 SFC 936 582 2.6 1.6 93 1.0 2.1 215 1 281.0 281.8 278.5 293.7 4.59 2 925 727 1.4 0.8 96 0.6 1.1 250 3 280.7 281.5 278.1 292.9 4.38 3 850 1404 -1.3 -2.0 95 0.7 -1.6 290 3 284.8 285.5 279.4 295.8 3.88 4 700 2930 -9.1 -10.7 88 1.6 -9.6 215 3 292.4 292.8 281.1 299.6 2.41 5 500 5440 -28.5 -29.3 93 0.8 -28.6 145 15 298.3 298.4 281.5 300.5 0.68 6 400 6990 -41.9 -50.9 37 9.0 -42.3 150 19 300.5 300.5 281.7 300.9 0.09 7 300 8900 -51.7 -66.7 15 15.0 -52.0 175 36 312.5 312.5 286.2 312.5 0.02 8 250 10070 -54.1 -76.1 5 22.0 -54.4 190 17 325.6 325.6 290.5 325.7 0.00 9 236 10439 -55.5 -76.5 6 21.0 -55.7 190 23 328.9 328.9 291.4 329.0 0.00 10 200 11500 -54.1 -81.1 2 27.0 -54.4 230 15 347.1 347.1 296.0 347.1 0.00 11 150 13330 -55.7 -82.7 2 27.0 -56.1 225 29 374.1 374.1 301.3 374.1 0.00 12 100 15910 -56.3 -84.3 2 28.0 -56.8 220 35 418.9 418.9 307.6 419.0 0.00 TRP 236 10439 -55.5 -76.5 6 21.0 -55.7 190 23 328.9 328.9 291.4 329.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5348.00 m Freezing level: 886.11 mb = 1078.04 m = 3536.82 ft Wetbulb zero: 894.14 mb = 998.65 m = 3276.36 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 91.54 % Est. max temperature: 9.32 C = 48.77 F Sfc-Lift cond lev (LCL): 921.50 mb = 757.33 m = 2484.64 ft T: 1.28 C 700-500 lapse rate: 7.73 C/km ThetaE index: 0.84 C Layer 925.0- 850.0 mb Conv cond level (CCL): 854.10 mb = 1365.46 m = 4479.80 ft Mean mixing ratio: 4.12 g/kg Conv temperature: 6.07 C = 42.93 F Cap Strength: 3.65 C Lifted Index: 4.41 C Risk: None Lifted Index @300 mb: 12.82 C Lifted Index @700 mb: 3.65 C Showalter Index: 3.41 C Risk: None Total Totals Index: 53.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.20 C Cross Totals Index: 26.50 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 115.00 Risk: None Energy Index: 0.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.50 J/kg Max Up Vert Vel: 6.86 m/s Conv Inhibition (B-): 12941.77 J/kg Cap Strength: 4.37 C Lift Cond Lev (LCL): 875.25 mb = 1169.61 m = 3837.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 189 at 6 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 ---------------------------------------------------------- 0 936 582 215 1 0.6 0.8 | 4 5 -0.4 -5.3 1 925 727 250 3 2.8 1.0 | 340 5 1.9 -5.1 2 850 1404 290 3 2.8 -1.0 | 345 7 1.9 -7.2 3 700 2930 215 3 1.7 2.5 | 348 4 0.8 -3.7 4 500 5440 145 15 -8.6 12.3 | 123 11 -9.5 6.1 5 400 6990 150 19 -9.5 16.5 | 135 15 -10.4 10.3 6 300 8900 175 36 -3.1 35.9 | 172 30 -4.1 29.7 7 250 10070 190 17 3.0 16.7 | 191 11 2.0 10.6 8 236 10439 190 23 4.0 22.7 | 190 17 3.1 16.5 9 200 11500 230 15 11.5 9.6 | 252 11 10.6 3.5 10 150 13330 225 29 20.5 20.5 | 234 24 19.6 14.4 11 100 15910 220 35 22.5 26.8 | 226 30 21.6 20.7 Wind Parameters Mean winds (0-6000m): 158.7 at 8.3 knts Storm direction: 188.7 at 6.2 knts Shear (0-3000m) pos: 0.5 neg: 1.1 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): -75.0 deg Storm rel helicity (0-3000m) pos: 1.7 neg: -5.1 tot: -3.4 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: -0.30 Storm rel vorticity (0-3000m) horiz: 2.0 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.13 Bulk Shear: 11.06 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 ------------------------------------------------------------------------------- 500 258 3 342 6| 2.7 0.0 2.7| 0.3 -3.0 -2.7 -5.4 -0.60| 3.5 -2.1 1000 271 3 342 6| 1.4 0.0 1.4| 1.1 -3.4 -2.3 -2.3 -0.38| 2.4 -0.9 1500 270 3 342 6| 0.9 0.4 1.4| 1.1 -4.1 -3.0 -2.0 -0.37| 2.0 -0.7 2000 264 3 341 6| 0.7 0.6 1.4| 1.3 -4.1 -2.8 -1.4 -0.28| 1.9 -0.5 2500 255 3 340 6| 0.6 0.8 1.4| 1.7 -4.3 -2.7 -1.1 -0.22| 1.8 -0.4 3000 241 3 337 5| 0.5 1.1 1.6| 1.7 -5.1 -3.4 -1.1 -0.30| 2.0 -0.6 4000 203 5 334 2| 0.4 1.6 1.9| 1.7 -7.1 -5.5 -1.4 -0.39| 2.3 -0.9 5000 168 6 94 2| 0.3 1.8 2.1| 2.2 -14.6 -12.4 -2.5 -0.41| 2.6 -1.0 6000 159 8 112 4| 0.2 1.5 1.7| 8.0 -14.6 -6.6 -1.1 -0.30| 2.4 -0.7 Wrote GIF file: /home/apache/climate/data/raob//LEMD/skewt/LEMD.skewt.20260117.12.gif