UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120405.upa.cvt Date: 0500Z 4 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0500Z 4 DEC 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 1006 26 6.0 5.6 97 0.4 5.8 170 3 278.7 279.6 278.7 294.1 5.67 1 1000 71 5.8 5.7 99 0.1 5.8 165 5 279.0 279.9 278.9 294.6 5.74 2 925 706 2.0 0.7 91 1.3 1.4 200 11 281.4 282.1 278.4 293.5 4.35 3 850 1384 -1.9 -1.9 100 0.0 -1.9 225 17 284.2 284.8 279.2 295.2 3.91 4 700 2908 -10.1 -11.3 91 1.2 -10.5 200 13 291.3 291.7 280.5 298.2 2.30 5 500 5410 -29.1 -30.4 88 1.3 -29.3 195 29 297.6 297.7 281.1 299.6 0.61 6 400 6960 -40.3 -61.3 9 21.0 -40.9 200 36 302.6 302.6 282.5 302.7 0.02 7 300 8880 -50.1 -71.1 7 21.0 -50.4 265 25 314.7 314.7 287.0 314.8 0.01 8 250 10050 -56.5 -72.5 12 16.0 -56.7 265 25 322.1 322.1 289.4 322.1 0.01 9 231 10551 -58.7 -72.7 15 14.0 -58.8 265 25 326.1 326.1 290.6 326.1 0.01 10 200 11460 -58.1 -81.1 4 23.0 -58.3 215 17 340.8 340.8 294.5 340.8 0.00 11 150 13260 -58.3 -83.3 3 25.0 -58.5 220 27 369.6 369.6 300.5 369.6 0.00 12 100 15810 -59.5 -85.5 2 26.0 -59.8 200 15 412.8 412.8 306.9 412.8 0.00 TRP 231 10551 -58.7 -72.7 15 14.0 -58.8 265 25 326.1 326.1 290.6 326.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5339.00 m Freezing level: 886.54 mb = 1053.69 m = 3456.95 ft Wetbulb zero: 892.98 mb = 988.51 m = 3243.09 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 92.68 % Est. max temperature: 11.26 C = 52.27 F Sfc-Lift cond lev (LCL): 999.82 mb = 72.46 m = 237.73 ft T: 5.79 C 700-500 lapse rate: 7.59 C/km ThetaE index: 1.16 C Layer 925.0- 850.0 mb Conv cond level (CCL): 936.72 mb = 603.46 m = 1979.84 ft Mean mixing ratio: 4.93 g/kg Conv temperature: 8.30 C = 46.94 F Cap Strength: 2.95 C Lifted Index: 4.16 C Risk: None Lifted Index @300 mb: 14.74 C Lifted Index @700 mb: 2.95 C Showalter Index: 3.28 C Risk: None Total Totals Index: 54.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.20 C Cross Totals Index: 27.20 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 171.00 Risk: None Energy Index: 0.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.61 J/kg Max Up Vert Vel: 4.82 m/s Conv Inhibition (B-): 12428.61 J/kg Cap Strength: 4.08 C Lift Cond Lev (LCL): 945.03 mb = 531.48 m = 1743.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 14 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 1006 26 170 3 -0.5 3.0 | 63 13 -11.2 -5.7 1 1000 71 165 5 -1.3 4.8 | 72 13 -12.0 -3.8 2 925 706 200 11 3.8 10.3 | 104 7 -6.9 1.7 3 850 1384 225 17 12.0 12.0 | 201 4 1.3 3.4 4 700 2908 200 13 4.4 12.2 | 120 7 -6.3 3.6 5 500 5410 195 29 7.5 28.0 | 171 20 -3.2 19.4 6 400 6960 200 36 12.3 33.8 | 184 25 1.6 25.2 7 300 8880 265 25 24.9 2.2 | 294 16 14.2 -6.4 8 250 10050 265 25 24.9 2.2 | 294 16 14.2 -6.4 9 231 10551 265 25 24.9 2.2 | 294 16 14.2 -6.4 10 200 11460 215 17 9.8 13.9 | 170 5 -0.9 5.3 11 150 13260 220 27 17.4 20.7 | 209 14 6.7 12.1 12 100 15810 200 15 5.1 14.1 | 135 8 -5.6 5.5 Wind Parameters Mean winds (0-6000m): 201.1 at 18.3 knts Storm direction: 231.1 at 13.7 knts Shear (0-3000m) pos: 2.6 neg: 1.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 62.4 deg Storm rel helicity (0-3000m) pos: 31.2 neg: -7.9 tot: 23.3 m^2/s^2 ave: 7.8 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.59 Bulk Shear: 19.56 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 ------------------------------------------------------------------------------- 500 181 7 80 11| 6.8 0.0 6.8| 18.2 0.0 18.2 36.4 0.83| 7.5 6.2 1000 196 9 91 8| 6.1 0.0 6.1| 25.8 0.0 25.8 25.8 0.77| 7.0 5.3 1500 208 11 105 5| 5.1 0.0 5.1| 30.0 -0.5 29.5 19.7 0.76| 6.4 4.8 2000 212 13 116 5| 3.9 0.7 4.5| 30.0 -3.1 26.9 13.4 0.55| 5.5 3.0 2500 212 13 122 5| 3.1 1.0 4.1| 30.0 -5.8 24.2 9.7 0.41| 4.9 2.0 3000 211 13 123 5| 2.6 1.1 3.7| 31.2 -7.9 23.3 7.8 0.35| 4.5 1.6 4000 207 14 132 6| 1.9 1.1 3.0| 42.8 -7.9 34.9 8.7 0.43| 4.2 1.8 5000 203 16 144 7| 1.5 1.4 3.0| 53.3 -7.9 45.4 9.1 0.43| 4.0 1.7 6000 201 18 154 9| 1.5 1.4 2.9| 68.0 -7.9 60.2 10.0 0.44| 3.8 1.7 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251204.05.gif