UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041704.upa.cvt Date: 0400Z 17 APR 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0400Z 17 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 1009 26 7.8 6.9 94 0.9 7.3 300 1 280.2 281.3 280.1 297.2 6.19 1 1000 92 7.6 7.1 97 0.5 7.3 270 1 280.8 281.8 280.5 298.1 6.33 2 925 733 5.4 -4.6 48 10.0 1.3 340 17 284.8 285.3 278.3 293.3 2.93 3 850 1420 1.6 0.1 90 1.5 0.9 360 15 287.8 288.6 281.7 300.8 4.53 4 700 2982 -1.9 -2.7 94 0.8 -2.3 160 33 300.4 301.2 286.7 313.9 4.48 5 500 5570 -18.1 -24.1 59 6.0 -19.5 175 46 311.0 311.2 286.9 314.6 1.09 6 400 7210 -29.9 -39.9 37 10.0 -31.0 175 46 316.1 316.2 287.8 317.2 0.30 7 300 9180 -47.9 -54.9 44 7.0 -48.1 185 56 317.8 317.9 288.1 318.1 0.07 8 250 10360 -56.9 -63.9 41 7.0 -57.0 190 46 321.5 321.5 289.2 321.6 0.03 9 218 11212 -63.3 -67.8 54 4.5 -63.3 185 50 324.4 324.4 290.1 324.5 0.02 10 200 11750 -55.5 -79.5 3 24.0 -55.8 195 40 344.9 344.9 295.5 344.9 0.00 11 150 13610 -49.5 -79.5 2 30.0 -50.2 190 33 384.8 384.8 303.0 384.8 0.00 12 100 16230 -53.3 -84.3 1 31.0 -53.9 185 27 424.7 424.7 308.3 424.8 0.00 TRP 218 11212 -63.3 -67.8 54 4.5 -63.3 185 50 324.4 324.4 290.1 324.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5478.00 m Freezing level: 781.43 mb = 2134.06 m = 7001.41 ft Wetbulb zero: 807.40 mb = 1833.69 m = 6015.99 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 79.83 % Est. max temperature: 15.04 C = 59.07 F Sfc-Lift cond lev (LCL): 995.31 mb = 130.67 m = 428.71 ft T: 7.47 C 700-500 lapse rate: 6.26 C/km ThetaE index: 4.83 C Layer 925.0- 850.0 mb Conv cond level (CCL): 685.55 mb = 3142.47 m = 10309.83 ft Mean mixing ratio: 4.51 g/kg Conv temperature: 28.68 C = 83.63 F Cap Strength: 10.15 C Lifted Index: 13.99 C Risk: None Lifted Index @300 mb: 15.83 C Lifted Index @700 mb: 10.15 C Showalter Index: 10.30 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 18.20 C K Index: 19.00 Risk: < 20 % chance of thunderstorms Sweat Index: 77.20 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.59 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 16152.03 J/kg Cap Strength: 13.94 C Lift Cond Lev (LCL): 891.34 mb = 1034.20 m = 3393.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 197 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 1009 26 300 1 0.9 -0.5 | 15 23 -5.8 -21.8 1 1000 92 270 1 1.0 -0.0 | 15 22 -5.7 -21.3 2 925 733 340 17 5.8 -16.0 | 1 37 -0.9 -37.3 3 850 1420 360 15 -0.0 -15.0 | 10 37 -6.7 -36.3 4 700 2982 160 33 -11.3 31.0 | 118 20 -18.0 9.7 5 500 5570 175 46 -4.0 45.8 | 156 27 -10.7 24.5 6 400 7210 175 46 -4.0 45.8 | 156 27 -10.7 24.5 7 300 9180 185 56 4.9 55.8 | 177 34 -1.8 34.4 8 250 10360 190 46 8.0 45.3 | 183 24 1.3 24.0 9 218 11212 185 50 4.4 49.8 | 175 29 -2.3 28.5 10 200 11750 195 40 10.4 38.6 | 192 18 3.6 17.3 11 150 13610 190 33 5.7 32.5 | 175 11 -1.0 11.2 12 100 16230 185 27 2.4 26.9 | 142 7 -4.4 5.6 Wind Parameters Mean winds (0-6000m): 167.4 at 29.8 knts Storm direction: 197.4 at 22.4 knts Shear (0-3000m) pos: 5.8 neg: 0.0 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 104.0 deg Storm rel helicity (0-3000m) pos: 669.2 neg: -44.5 tot: 624.7 m^2/s^2 ave: 208.2 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 16.4 stream: 11.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.07 Bulk Shear: 158.58 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 ------------------------------------------------------------------------------- 500 313 6 6 25| 11.2 0.0 11.2| 0.0 -44.5 -44.5 -89.0 -0.58| 12.8 -7.4 1000 340 11 6 31| 8.0 0.0 8.0| 46.8 -44.5 2.3 2.3 -0.10| 11.6 -1.1 1500 347 12 7 34| 5.5 0.0 5.5|107.0 -44.5 62.6 41.7 0.13| 10.0 1.3 2000 3 14 12 36| 5.8 0.0 5.8|295.9 -44.5 251.4 125.7 0.46| 12.1 5.5 2500 28 16 22 38| 5.9 0.0 5.9|513.8 -44.5 469.3 187.7 0.62| 14.4 8.9 3000 70 19 41 37| 5.8 0.0 5.8|669.2 -44.5 624.7 208.2 0.68| 16.4 11.1 4000 154 23 87 17| 5.0 0.0 5.0|702.5 -44.5 658.0 164.5 0.70| 13.1 9.1 5000 163 27 105 15| 4.5 0.0 4.5|739.7 -44.5 695.2 139.0 0.71| 11.1 7.9 6000 167 30 121 15| 4.0 0.0 4.0|762.1 -44.5 717.6 119.6 0.71| 9.6 6.9 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20250417.04.gif