UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for LEMD... Searching the city database file for: LEMD ... Date:0000Z 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 141 SFC 944 582 13.6 8.6 72 5.0 10.7 225 3 291.5 292.8 286.3 312.8 7.44 2 925 801 12.2 8.1 76 4.1 9.9 230 13 291.8 293.1 286.3 312.8 7.34 3 850 1505 8.0 3.3 72 4.7 5.5 245 9 294.5 295.6 285.7 311.2 5.71 4 700 3078 0.6 -2.7 79 3.3 -1.0 230 17 303.1 304.0 287.7 316.8 4.48 5 500 5700 -16.7 -29.7 32 13.0 -19.3 255 33 312.7 312.8 287.1 314.9 0.65 6 400 7330 -28.9 -45.9 18 17.0 -30.4 275 25 317.4 317.5 288.1 318.0 0.16 7 300 9320 -44.7 -53.7 36 9.0 -45.1 265 46 322.4 322.4 289.6 322.7 0.09 8 250 10520 -52.5 -64.5 22 12.0 -52.7 260 58 328.0 328.0 291.2 328.1 0.03 9 233 10972 -54.9 -66.9 21 12.0 -55.1 260 56 331.0 331.1 292.0 331.1 0.02 10 200 11950 -53.5 -77.5 4 24.0 -53.8 260 71 348.0 348.0 296.2 348.1 0.00 11 150 13810 -56.7 -81.5 3 24.8 -56.9 255 73 372.5 372.5 301.0 372.5 0.00 12 100 16350 -61.1 -87.1 2 26.0 -61.4 270 29 409.7 409.7 306.5 409.7 0.00 TRP 233 10972 -54.9 -66.9 21 12.0 -55.1 260 56 331.0 331.1 292.0 331.1 0.02 WND 150 13810 -56.7 -81.5 3 24.8 -56.9 255 73 372.5 372.5 301.0 372.5 0.00 Sounding variables and indices 1000-500 mb thick: 5559.00 m Freezing level: 693.06 mb = 3168.94 m = 10396.65 ft Wetbulb zero: 722.52 mb = 2821.49 m = 9256.76 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 64.37 % Est. max temperature: 19.53 C = 67.16 F Sfc-Lift cond lev (LCL): 875.57 mb = 1258.25 m = 4128.06 ft T: 9.47 C 700-500 lapse rate: 6.60 C/km ThetaE index: 1.60 C Layer 850.0- 700.0 mb Conv cond level (CCL): 762.11 mb = 2389.27 m = 7838.72 ft Mean mixing ratio: 6.63 g/kg Conv temperature: 21.32 C = 70.38 F Cap Strength: 3.69 C Lifted Index: 4.32 C Risk: None Lifted Index @300 mb: 7.55 C Lifted Index @700 mb: 3.69 C Showalter Index: 4.90 C Risk: None Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 20.00 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 90.60 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.78 J/kg Max Up Vert Vel: 4.42 m/s Conv Inhibition (B-): 9517.91 J/kg Cap Strength: 4.24 C Lift Cond Lev (LCL): 835.56 mb = 1643.85 m = 5393.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 16 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 ---------------------------------------------------------- 0 944 582 225 3 2.1 2.1 | 107 14 -13.3 4.0 1 925 801 230 13 10.0 8.4 | 152 12 -5.5 10.2 2 850 1505 245 9 8.2 3.8 | 128 9 -7.3 5.7 3 700 3078 230 17 13.0 10.9 | 169 13 -2.4 12.8 4 500 5700 255 33 31.9 8.5 | 238 19 16.4 10.4 5 400 7330 275 25 24.9 -2.2 | 272 9 9.5 -0.3 6 300 9320 265 46 45.8 4.0 | 259 31 30.4 5.9 7 250 10520 260 58 57.1 10.1 | 254 43 41.7 12.0 8 233 10972 260 56 55.1 9.7 | 254 41 39.7 11.6 9 200 11950 260 71 69.9 12.3 | 255 56 54.5 14.2 10 150 13810 255 73 70.5 18.9 | 249 59 55.1 20.8 11 100 16350 270 29 29.0 -0.0 | 262 14 13.6 1.9 Wind Parameters Mean winds (0-6000m): 247.0 at 20.7 knts Storm direction: 277.0 at 15.6 knts Shear (0-3000m) pos: 1.7 neg: 1.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 77.3 deg Storm rel helicity (0-3000m) pos: 60.7 neg: -9.5 tot: 51.2 m^2/s^2 ave: 17.1 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 15.68 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 ------------------------------------------------------------------------------- 500 232 11 140 11| 8.7 0.0 8.7| 29.7 -3.1 26.6 53.2 0.73| 11.6 8.4 1000 236 10 138 10| 3.4 0.0 3.4| 30.3 -9.5 20.8 20.8 0.41| 7.3 3.0 1500 238 10 138 10| 2.3 0.9 3.2| 36.8 -9.5 27.3 18.2 0.51| 5.8 2.9 2000 237 11 143 10| 1.7 1.4 3.1| 43.1 -9.5 33.6 16.8 0.55| 5.1 2.8 2500 235 12 148 10| 1.4 1.7 3.1| 48.9 -9.5 39.3 15.7 0.57| 4.6 2.6 3000 235 13 153 11| 1.7 1.4 3.1| 60.7 -9.5 51.2 17.1 0.62| 4.5 2.8 4000 237 16 167 11| 2.2 1.1 3.3| 87.0 -9.5 77.5 19.4 0.69| 4.3 3.0 5000 242 19 185 11| 2.5 0.8 3.3|118.8 -9.5 109.3 21.9 0.73| 4.2 3.1 6000 247 21 200 11| 2.0 0.7 2.7|142.6 -9.5 133.1 22.2 0.72| 4.2 3.0 Wrote GIF file: /home/apache/climate/data/raob//LEMD/skewt/LEMD.skewt.20250418.00.gif