UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for LEMD... Searching the city database file for: LEMD ... Date:1200Z 18 APR 25 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 113 SFC 941 582 15.8 8.8 63 7.0 11.7 250 1 294.0 295.4 287.3 315.8 7.57 2 925 775 13.2 8.2 72 5.0 10.3 195 5 292.8 294.1 286.8 314.0 7.39 3 850 1478 7.2 4.5 83 2.7 5.8 210 21 293.7 294.8 285.9 311.7 6.22 4 700 3046 -1.3 -6.3 69 5.0 -3.4 230 36 301.0 301.7 285.8 311.4 3.41 5 500 5650 -17.9 -28.9 38 11.0 -20.1 240 40 311.2 311.3 286.6 313.6 0.70 6 400 7280 -29.1 -46.1 18 17.0 -30.6 225 58 317.2 317.2 288.0 317.7 0.15 7 300 9270 -44.3 -55.3 28 11.0 -44.7 230 60 322.9 322.9 289.8 323.2 0.07 8 250 10470 -52.9 -64.9 22 12.0 -53.1 230 56 327.4 327.4 291.0 327.5 0.02 9 218 11350 -56.7 -67.7 24 11.0 -56.9 235 50 334.6 334.6 293.0 334.7 0.02 10 200 11900 -55.1 -74.1 8 19.0 -55.4 225 50 345.5 345.5 295.6 345.5 0.01 11 150 13740 -54.7 -83.7 2 29.0 -55.1 240 54 375.8 375.8 301.6 375.8 0.00 12 131 14608 -56.1 -84.4 2 28.3 -56.5 235 64 388.2 388.2 303.5 388.2 0.00 13 100 16320 -58.9 -85.9 2 27.0 -59.2 255 17 413.9 413.9 307.0 413.9 0.00 TRP 218 11350 -56.7 -67.7 24 11.0 -56.9 235 50 334.6 334.6 293.0 334.7 0.02 WND 131 14608 -56.1 -84.4 2 28.3 -56.5 235 64 388.2 388.2 303.5 388.2 0.00 Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 722.94 mb = 2806.19 m = 9206.54 ft Wetbulb zero: 755.75 mb = 2427.17 m = 7963.05 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 63.74 % Est. max temperature: 18.16 C = 64.70 F Sfc-Lift cond lev (LCL): 847.29 mb = 1503.80 m = 4933.67 ft T: 7.06 C 700-500 lapse rate: 6.37 C/km ThetaE index: 4.39 C Layer 925.0- 500.0 mb Conv cond level (CCL): 811.91 mb = 1848.22 m = 6063.63 ft Mean mixing ratio: 6.84 g/kg Conv temperature: 17.19 C = 62.94 F Cap Strength: 1.35 C Lifted Index: 2.53 C Risk: None Lifted Index @300 mb: 7.30 C Lifted Index @700 mb: 1.35 C Showalter Index: 3.35 C Risk: None Total Totals Index: 47.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 22.40 C K Index: 24.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 223.50 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.15 J/kg Max Up Vert Vel: 2.07 m/s Conv Inhibition (B-): 8847.39 J/kg Cap Strength: 2.40 C Lift Cond Lev (LCL): 837.04 mb = 1602.13 m = 5256.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 261 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 ---------------------------------------------------------- 0 941 582 250 1 0.9 0.3 | 82 24 -23.6 -3.4 1 925 775 195 5 1.3 4.8 | 93 23 -23.2 1.0 2 850 1478 210 21 10.5 18.2 | 136 20 -14.0 14.4 3 700 3046 230 36 27.6 23.1 | 189 20 3.0 19.3 4 500 5650 240 40 34.6 20.0 | 212 19 10.1 16.2 5 400 7280 225 58 41.0 41.0 | 204 41 16.5 37.2 6 300 9270 230 60 46.0 38.6 | 212 41 21.4 34.8 7 250 10470 230 56 42.9 36.0 | 210 37 18.4 32.2 8 218 11350 235 50 41.0 28.7 | 213 30 16.4 24.9 9 200 11900 225 50 35.4 35.4 | 199 33 10.8 31.6 10 150 13740 240 54 46.8 27.0 | 224 32 22.2 23.2 11 131 14608 235 64 52.4 36.7 | 220 43 27.9 32.9 12 100 16320 255 17 16.4 4.4 | 94 8 -8.1 0.6 Wind Parameters Mean winds (0-6000m): 231.2 at 33.1 knts Storm direction: 261.2 at 24.8 knts Shear (0-3000m) pos: 4.7 neg: 1.9 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 111.8 deg Storm rel helicity (0-3000m) pos: 216.7 neg: 0.0 tot: 216.7 m^2/s^2 ave: 72.2 10^-3 m/s^2 rel: 0.98 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 6.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 100.53 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 ------------------------------------------------------------------------------- 500 200 7 96 22| 0.0 11.7 11.7| 66.7 0.0 66.7 133.4 0.94| 12.3 11.5 1000 208 12 111 20| 5.3 5.8 11.2|122.9 0.0 122.9 122.9 0.96| 11.5 11.1 1500 211 16 123 19| 5.4 3.9 9.2|151.0 0.0 151.0 100.7 0.97| 9.6 9.3 2000 216 20 133 18| 5.4 2.9 8.3|180.2 0.0 180.2 90.1 0.97| 8.7 8.4 2500 220 23 144 17| 5.4 2.3 7.7|209.3 0.0 209.3 83.7 0.98| 8.1 7.9 3000 223 25 152 16| 4.7 1.9 6.6|216.7 0.0 216.7 72.2 0.98| 7.0 6.8 4000 227 28 165 16| 3.8 1.5 5.2|231.7 0.0 231.7 57.9 0.98| 5.6 5.5 5000 230 31 176 16| 3.2 1.2 4.4|247.0 0.0 247.0 49.4 0.98| 4.8 4.7 6000 231 33 184 17| 2.7 2.0 4.7|248.0 -11.9 236.1 39.4 0.75| 5.1 3.8 Wrote GIF file: /home/apache/climate/data/raob//LEMD/skewt/LEMD.skewt.20250418.12.gif