UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for LEMD... Searching the city database file for: LEMD ... Date:0000Z 18 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 87 SFC 936 582 4.0 3.0 93 1.0 3.5 150 3 282.4 283.3 279.8 296.5 5.07 2 925 727 3.2 2.7 97 0.5 2.9 195 5 282.6 283.4 279.8 296.6 5.02 3 850 1407 -1.5 -1.5 100 0.0 -1.5 270 3 284.6 285.3 279.6 296.0 4.03 4 700 2926 -11.3 -12.0 95 0.7 -11.5 200 7 290.0 290.4 279.7 296.4 2.17 5 500 5420 -30.3 -37.3 50 7.0 -31.0 145 9 296.1 296.2 280.1 297.1 0.31 6 400 6960 -42.1 -55.1 23 13.0 -42.5 145 23 300.3 300.3 281.5 300.5 0.05 7 300 8870 -49.7 -69.7 8 20.0 -50.0 130 27 315.3 315.3 287.2 315.3 0.01 8 273 9483 -52.9 -71.9 8 19.0 -53.1 145 19 319.3 319.3 288.5 319.3 0.01 9 250 10050 -53.1 -76.1 4 23.0 -53.4 150 11 327.1 327.1 290.9 327.1 0.00 10 200 11480 -53.9 -80.9 2 27.0 -54.2 15 9 347.4 347.4 296.1 347.4 0.00 11 150 13320 -56.1 -83.1 2 27.0 -56.4 245 5 373.4 373.4 301.2 373.4 0.00 12 100 15870 -58.5 -84.5 2 26.0 -58.9 245 11 414.7 414.7 307.1 414.7 0.00 TRP 273 9483 -52.9 -71.9 8 19.0 -53.1 145 19 319.3 319.3 288.5 319.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5333.00 m Freezing level: 873.94 mb = 1189.98 m = 3904.08 ft Wetbulb zero: 875.32 mb = 1170.90 m = 3841.49 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 84.06 % Est. max temperature: 8.26 C = 46.87 F Sfc-Lift cond lev (LCL): 921.58 mb = 756.80 m = 2482.91 ft T: 2.99 C 700-500 lapse rate: 7.62 C/km ThetaE index: 0.58 C Layer 850.0- 700.0 mb Conv cond level (CCL): 880.47 mb = 1123.78 m = 3686.90 ft Mean mixing ratio: 4.49 g/kg Conv temperature: 5.28 C = 41.51 F Cap Strength: 0.34 C Lifted Index: 1.32 C Risk: Showers probable Lifted Index @300 mb: 13.56 C Lifted Index @700 mb: 0.34 C Showalter Index: 1.50 C Risk: Showers probable Total Totals Index: 57.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.80 C Cross Totals Index: 28.80 C K Index: 26.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 187.00 Risk: None Energy Index: 0.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.51 J/kg Max Up Vert Vel: 5.57 m/s Conv Inhibition (B-): 0.11 J/kg Cap Strength: 1.28 C Lift Cond Lev (LCL): 881.72 mb = 1112.37 m = 3649.47 ft Lev Free Conv (LFC): 866.72 mb = 1250.36 m = 4102.19 ft Equ Level (EL): 756.72 mb = 2316.45 m = 7599.82 ft B at Equ Level: 15.36 J/kg Max Parcel Lev (MPL): 616.72 mb = 3864.89 m = 12679.92 ft Wind level data Storm motion: 198 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 ---------------------------------------------------------- 0 936 582 150 3 -1.5 2.6 | 47 5 -3.4 -3.2 1 925 727 195 5 1.3 4.8 | 31 1 -0.6 -0.9 2 850 1407 270 3 3.0 -0.0 | 349 6 1.1 -5.8 3 700 2926 200 7 2.4 6.6 | 213 1 0.5 0.8 4 500 5420 145 9 -5.2 7.4 | 103 7 -7.0 1.6 5 400 6960 145 23 -13.2 18.8 | 131 20 -15.1 13.1 6 300 8870 130 27 -20.7 17.4 | 117 25 -22.5 11.6 7 273 9483 145 19 -10.9 15.6 | 128 16 -12.8 9.8 8 250 10050 150 11 -5.5 9.5 | 117 8 -7.4 3.8 9 200 11480 15 9 -2.3 -8.7 | 16 15 -4.2 -14.5 10 150 13320 245 5 4.5 2.1 | 324 5 2.7 -3.6 11 100 15870 245 11 10.0 4.6 | 278 8 8.1 -1.1 Wind Parameters Mean winds (0-6000m): 167.9 at 8.1 knts Storm direction: 197.9 at 6.1 knts Shear (0-3000m) pos: 0.9 neg: 1.3 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 99.9 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -5.6 tot: -4.3 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 3.1 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.10 Bulk Shear: 3.79 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 ------------------------------------------------------------------------------- 500 206 4 359 2| 4.9 0.0 4.9| 0.3 -0.9 -0.7 -1.3 -0.28| 7.0 -2.0 1000 224 4 344 3| 2.8 0.0 2.8| 1.3 -1.6 -0.3 -0.3 -0.17| 4.9 -0.8 1500 233 4 339 4| 1.8 0.7 2.6| 1.3 -3.4 -2.1 -1.4 -0.26| 4.0 -1.0 2000 227 4 335 3| 1.4 1.1 2.5| 1.3 -4.6 -3.3 -1.6 -0.32| 3.7 -1.2 2500 216 5 332 2| 1.1 1.3 2.4| 1.3 -5.2 -3.9 -1.6 -0.40| 3.4 -1.4 3000 210 5 329 1| 0.9 1.3 2.2| 1.3 -5.6 -4.3 -1.4 -0.43| 3.1 -1.3 4000 196 6 70 0| 0.7 1.2 1.9| 1.3 -7.1 -5.8 -1.4 -0.44| 2.7 -1.2 5000 182 7 116 2| 0.6 1.3 1.8| 3.0 -9.4 -6.4 -1.3 -0.39| 2.6 -1.0 6000 168 8 121 4| 0.5 1.8 2.3| 14.6 -9.4 5.3 0.9 -0.18| 3.0 -0.5 Wrote GIF file: /home/apache/climate/data/raob//LEMD/skewt/LEMD.skewt.20260118.00.gif