UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for LEMD... Searching the city database file for: LEMD ... Date:1200Z 19 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 72 SFC 935 582 13.0 2.0 47 11.0 7.4 285 13 291.7 292.5 283.5 305.4 4.73 2 925 725 9.4 -1.6 46 11.0 4.4 260 21 288.9 289.6 281.1 299.5 3.67 3 850 1416 2.6 -2.3 70 4.9 0.5 265 23 288.9 289.5 281.3 299.8 3.80 4 700 2948 -9.5 -11.9 83 2.4 -10.3 285 31 292.0 292.4 280.7 298.5 2.19 5 500 5450 -28.3 -41.3 28 13.0 -29.5 290 33 298.5 298.6 281.0 299.2 0.21 6 420 6674 -39.3 -46.3 47 7.0 -39.7 275 33 299.7 299.7 281.4 300.2 0.14 7 400 7010 -36.9 -61.9 6 25.0 -37.8 265 56 307.0 307.0 284.2 307.1 0.02 8 343 8068 -39.6 -68.8 3 29.3 -40.4 260 75 317.2 317.2 287.8 317.2 0.01 9 300 8980 -41.9 -74.9 2 33.0 -42.7 255 73 326.3 326.3 290.7 326.3 0.00 10 250 10210 -43.9 -78.9 1 35.0 -44.6 260 48 340.8 340.8 294.5 340.8 0.00 11 200 11700 -45.1 -81.1 1 36.0 -45.9 245 36 361.4 361.4 299.0 361.4 0.00 12 150 13600 -48.7 -83.7 1 35.0 -49.4 255 38 386.2 386.2 303.2 386.2 0.00 13 100 16230 -54.3 -86.3 1 32.0 -54.9 260 15 422.8 422.8 308.0 422.8 0.00 TRP 420 6674 -39.3 -46.3 47 7.0 -39.7 275 33 299.7 299.7 281.4 300.2 0.14 WND 343 8068 -39.6 -68.8 3 29.3 -40.4 260 75 317.2 317.2 287.8 317.2 0.01 Sounding variables and indices 1000-500 mb thick: 5378.00 m Freezing level: 817.77 mb = 1745.19 m = 5725.62 ft Wetbulb zero: 843.59 mb = 1475.70 m = 4841.48 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 61.98 % Est. max temperature: 11.53 C = 52.75 F Sfc-Lift cond lev (LCL): 791.43 mb = 1979.32 m = 6493.74 ft T: -1.85 C 700-500 lapse rate: 7.51 C/km ThetaE index: 5.85 C Layer 925.0- 850.0 mb Conv cond level (CCL): 767.53 mb = 2221.31 m = 7287.67 ft Mean mixing ratio: 3.77 g/kg Conv temperature: 11.88 C = 53.39 F Cap Strength: 1.09 C Lifted Index: 0.68 C Risk: Showers probable Lifted Index @300 mb: 18.78 C Lifted Index @700 mb: -0.03 C Showalter Index: 0.74 C Risk: Thunderstorms probable Total Totals Index: 56.90 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.90 C Cross Totals Index: 26.00 C K Index: 26.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 237.00 Risk: None Energy Index: -0.16 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.30 J/kg Max Up Vert Vel: 4.07 m/s Conv Inhibition (B-): 32.61 J/kg Cap Strength: 2.60 C Lift Cond Lev (LCL): 784.51 mb = 2048.65 m = 6721.20 ft Lev Free Conv (LFC): 699.51 mb = 2953.21 m = 9688.90 ft Equ Level (EL): 589.51 mb = 4225.42 m = 13862.77 ft B at Equ Level: 8.25 J/kg Max Parcel Lev (MPL): 519.51 mb = 5165.38 m = 16946.56 ft Wind level data Storm motion: 312 at 22 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 ---------------------------------------------------------- 0 935 582 285 13 12.6 -3.4 | 161 12 -4.0 11.5 1 925 725 260 21 20.7 3.6 | 193 19 4.1 18.5 2 850 1416 265 23 22.9 2.0 | 201 18 6.4 16.9 3 700 2948 285 31 29.9 -8.0 | 243 15 13.4 6.9 4 500 5450 290 33 31.0 -11.3 | 256 15 14.5 3.6 5 420 6674 275 33 32.9 -2.9 | 234 20 16.3 12.0 6 400 7010 265 56 55.8 4.9 | 243 44 39.2 19.8 7 343 8068 260 75 73.9 13.0 | 244 64 57.3 27.9 8 300 8980 255 73 70.5 18.9 | 238 64 54.0 33.8 9 250 10210 260 48 47.3 8.3 | 233 39 30.7 23.2 10 200 11700 245 36 32.6 15.2 | 208 34 16.1 30.1 11 150 13600 255 38 36.7 9.8 | 219 32 20.2 24.7 12 100 16230 260 15 14.8 2.6 | 174 18 -1.8 17.5 Wind Parameters Mean winds (0-6000m): 282.0 at 29.7 knts Storm direction: 312.0 at 22.3 knts Shear (0-3000m) pos: 2.5 neg: 1.9 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 85.2 deg Storm rel helicity (0-3000m) pos: 97.6 neg: 0.0 tot: 97.6 m^2/s^2 ave: 32.5 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.41 Bulk Shear: 20.03 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 ------------------------------------------------------------------------------- 500 263 21 193 18| 0.0 11.5 11.5| 36.4 0.0 36.4 72.8 0.77| 12.5 9.6 1000 264 22 196 18| 1.3 5.7 7.1| 48.1 0.0 48.1 48.1 0.80| 7.6 6.1 1500 266 23 201 18| 2.2 3.8 6.0| 64.8 0.0 64.8 43.2 0.83| 6.4 5.3 2000 270 24 207 17| 2.7 2.9 5.6| 81.6 0.0 81.6 40.8 0.86| 5.9 5.0 2500 274 25 214 16| 2.8 2.3 5.1| 94.9 0.0 94.9 38.0 0.87| 5.4 4.7 3000 276 26 219 16| 2.5 1.9 4.4| 97.6 0.0 97.6 32.5 0.88| 4.6 4.0 4000 279 28 227 15| 2.0 1.4 3.5|103.0 0.0 103.0 25.7 0.88| 3.6 3.2 5000 282 29 233 15| 1.7 1.2 2.9|107.4 -2.7 104.7 20.9 0.84| 3.1 2.6 6000 282 30 235 15| 1.4 1.5 2.9|107.4 -28.3 79.1 13.2 0.53| 3.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//LEMD/skewt/LEMD.skewt.20250419.12.gif