UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042404.upa.cvt Date: 0400Z 24 APR 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0400Z 24 APR 25 Station: ETWM WMO ident: 10304 Latitude: 52.72 Longitude: 7.32 Elevation: 26.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 26 10.0 8.8 92 1.2 9.3 40 5 282.1 283.3 281.9 301.4 7.02 1 1000 125 9.8 9.1 95 0.7 9.4 45 11 283.0 284.2 282.5 303.0 7.26 2 925 773 8.0 6.5 90 1.5 7.2 85 11 287.5 288.6 283.8 306.0 6.57 3 850 1465 3.2 2.6 96 0.6 2.9 85 13 289.5 290.5 283.4 305.0 5.43 4 700 3013 -5.7 -6.6 93 0.9 -6.1 95 11 296.2 296.8 283.8 306.1 3.33 5 500 5570 -23.3 -24.3 91 1.0 -23.5 215 17 304.6 304.8 284.6 308.1 1.07 6 400 7160 -35.9 -39.6 69 3.7 -36.2 195 21 308.3 308.4 285.1 309.4 0.31 7 300 9090 -52.5 -56.1 65 3.6 -52.6 205 27 311.3 311.4 285.9 311.6 0.06 8 281 9509 -54.9 -58.3 66 3.4 -55.0 195 21 313.8 313.8 286.7 314.0 0.05 9 250 10260 -51.3 -73.3 6 22.0 -51.6 280 13 329.8 329.8 291.7 329.8 0.01 10 200 11710 -50.9 -78.9 2 28.0 -51.3 295 21 352.2 352.2 297.1 352.2 0.00 11 150 13590 -50.9 -83.9 1 33.0 -51.5 325 11 382.4 382.4 302.6 382.4 0.00 12 100 16200 -56.1 -87.1 1 31.0 -56.6 305 15 419.3 419.3 307.6 419.3 0.00 TRP 281 9509 -54.9 -58.3 66 3.4 -55.0 195 21 313.8 313.8 286.7 314.0 0.05 WND Sounding variables and indices 1000-500 mb thick: 5445.00 m Freezing level: 796.07 mb = 2021.58 m = 6632.41 ft Wetbulb zero: 801.63 mb = 1932.13 m = 6338.94 ft Precipitable water: 0.90 inches Sfc-500 mean rel hum: 93.15 % Est. max temperature: 17.06 C = 62.71 F Sfc-Lift cond lev (LCL): 994.87 mb = 167.77 m = 550.43 ft T: 9.68 C 700-500 lapse rate: 6.88 C/km ThetaE index: 0.96 C Layer 850.0- 700.0 mb Conv cond level (CCL): 907.13 mb = 932.66 m = 3059.87 ft Mean mixing ratio: 6.89 g/kg Conv temperature: 15.88 C = 60.58 F Cap Strength: 1.48 C Lifted Index: 2.67 C Risk: None Lifted Index @300 mb: 5.08 C Lifted Index @700 mb: 1.31 C Showalter Index: 2.23 C Risk: Showers probable Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 25.90 C K Index: 28.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 142.20 Risk: None Energy Index: 0.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.16 J/kg Max Up Vert Vel: 6.19 m/s Conv Inhibition (B-): 11215.13 J/kg Cap Strength: 2.56 C Lift Cond Lev (LCL): 945.47 mb = 591.06 m = 1939.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 157 at 10 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 1013 26 40 5 -3.2 -3.8 | 357 13 0.6 -12.9 1 1000 125 45 11 -7.8 -7.8 | 13 17 -3.9 -16.9 2 925 773 85 11 -11.0 -1.0 | 35 12 -7.1 -10.0 3 850 1465 85 13 -13.0 -1.1 | 42 14 -9.1 -10.2 4 700 3013 95 11 -11.0 1.0 | 41 11 -7.1 -8.1 5 500 5570 215 17 9.8 13.9 | 250 14 13.6 4.8 6 400 7160 195 21 5.4 20.3 | 220 15 9.3 11.2 7 300 9090 205 27 11.4 24.5 | 225 22 15.2 15.4 8 281 9509 195 21 5.4 20.3 | 220 15 9.3 11.2 9 250 10260 280 13 12.8 -2.3 | 304 20 16.6 -11.3 10 200 11710 295 21 19.0 -8.9 | 308 29 22.9 -18.0 11 150 13590 325 11 6.3 -9.0 | 331 21 10.1 -18.1 12 100 16200 305 15 12.3 -8.6 | 318 24 16.1 -17.7 Wind Parameters Mean winds (0-6000m): 127.1 at 13.1 knts Storm direction: 157.1 at 9.9 knts Shear (0-3000m) pos: 1.6 neg: 0.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 44.5 deg Storm rel helicity (0-3000m) pos: 44.6 neg: -0.4 tot: 44.3 m^2/s^2 ave: 14.8 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.74 Bulk Shear: 25.94 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 55 10 17 16| 7.3 0.0 7.3| 32.1 0.0 32.1 64.2 0.74| 11.1 8.2 1000 69 11 26 14| 4.6 0.0 4.6| 41.1 0.0 41.1 41.1 0.73| 7.4 5.4 1500 75 11 31 14| 3.5 0.0 3.5| 44.3 0.0 44.3 29.5 0.73| 5.3 3.9 2000 78 12 33 14| 2.5 0.0 2.5| 44.4 0.0 44.4 22.2 0.69| 4.3 3.0 2500 81 12 35 13| 1.9 0.0 1.9| 44.4 -0.1 44.3 17.7 0.65| 3.6 2.4 3000 83 12 36 13| 1.6 0.0 1.6| 44.6 -0.4 44.3 14.8 0.62| 3.2 2.0 4000 92 12 42 12| 2.0 0.0 2.0| 60.4 -0.4 60.1 15.0 0.68| 3.7 2.5 5000 107 12 55 10| 2.1 0.0 2.1| 75.7 -0.4 75.3 15.1 0.74| 4.2 3.1 6000 127 13 80 7| 1.9 0.1 2.0| 90.7 -7.4 83.3 13.9 0.66| 4.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20250424.04.gif