UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121211.upa.cvt Date: 1100Z 12 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:1100Z 12 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 1019 26 5.6 3.6 87 2.0 4.6 150 3 277.3 278.1 276.9 290.5 4.86 1 1000 170 5.4 3.7 89 1.7 4.6 185 15 278.5 279.4 277.7 292.2 4.99 2 925 810 4.4 2.8 89 1.6 3.7 205 15 283.8 284.7 280.4 298.0 5.06 3 850 1503 5.2 0.2 70 5.0 2.8 185 19 291.6 292.4 283.3 304.8 4.56 4 700 3060 -4.5 -6.9 83 2.4 -5.5 210 21 297.5 298.1 284.3 307.3 3.25 5 500 5640 -19.5 -25.5 59 6.0 -20.8 180 42 309.3 309.4 286.2 312.5 0.96 6 400 7270 -28.9 -37.9 42 9.0 -30.0 255 29 317.4 317.5 288.3 318.7 0.36 7 300 9260 -45.3 -52.3 45 7.0 -45.6 245 25 321.5 321.5 289.3 321.9 0.10 8 250 10450 -55.9 -60.6 56 4.7 -56.0 255 36 323.0 323.0 289.7 323.1 0.04 9 217 11335 -62.5 -67.1 54 4.6 -62.6 235 36 326.1 326.1 290.6 326.2 0.02 10 200 11840 -60.3 -73.3 17 13.0 -60.4 255 35 337.3 337.3 293.6 337.3 0.01 11 150 13630 -59.5 -83.5 3 24.0 -59.7 230 19 367.6 367.6 300.1 367.6 0.00 12 100 16150 -62.7 -85.7 3 23.0 -62.9 250 15 406.6 406.6 306.1 406.6 0.00 TRP 217 11335 -62.5 -67.1 54 4.6 -62.6 235 36 326.1 326.1 290.6 326.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5470.00 m Freezing level: 769.59 mb = 2337.68 m = 7669.46 ft Wetbulb zero: 798.76 mb = 2001.62 m = 6566.91 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 76.06 % Est. max temperature: 17.95 C = 64.31 F Sfc-Lift cond lev (LCL): 988.11 mb = 268.19 m = 879.89 ft T: 5.25 C 700-500 lapse rate: 5.81 C/km ThetaE index: 0.00 C Layer 1019.0- 0.0 mb Conv cond level (CCL): 766.21 mb = 2335.24 m = 7661.44 ft Mean mixing ratio: 5.01 g/kg Conv temperature: 23.23 C = 73.81 F Cap Strength: 8.14 C Lifted Index: 13.32 C Risk: None Lifted Index @300 mb: 19.13 C Lifted Index @700 mb: 8.14 C Showalter Index: 6.14 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 19.70 C K Index: 22.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 82.40 Risk: None Energy Index: 1.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.65 J/kg Max Up Vert Vel: 6.11 m/s Conv Inhibition (B-): 14811.72 J/kg Cap Strength: 13.22 C Lift Cond Lev (LCL): 942.51 mb = 656.06 m = 2152.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 222 at 19 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 1019 26 150 3 -1.5 2.6 | 51 18 -14.2 -11.5 1 1000 170 185 15 1.3 14.9 | 94 11 -11.4 0.8 2 925 810 205 15 6.3 13.6 | 85 6 -6.3 -0.5 3 850 1503 185 19 1.7 18.9 | 114 12 -11.0 4.8 4 700 3060 210 21 10.5 18.2 | 152 5 -2.2 4.1 5 500 5640 180 42 0.0 42.0 | 156 31 -12.7 27.9 6 400 7270 255 29 28.0 7.5 | 293 17 15.3 -6.6 7 300 9260 245 25 22.7 10.6 | 289 11 10.0 -3.5 8 250 10450 255 36 34.8 9.3 | 282 23 22.1 -4.8 9 217 11335 235 36 29.5 20.6 | 249 18 16.8 6.5 10 200 11840 255 35 33.8 9.1 | 283 22 21.1 -5.0 11 150 13630 230 19 14.6 12.2 | 315 3 1.9 -1.9 12 100 16150 250 15 14.1 5.1 | 351 9 1.4 -9.0 Wind Parameters Mean winds (0-6000m): 191.9 at 25.3 knts Storm direction: 221.9 at 19.0 knts Shear (0-3000m) pos: 3.3 neg: 0.8 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 99.4 deg Storm rel helicity (0-3000m) pos: 61.3 neg: -2.2 tot: 59.1 m^2/s^2 ave: 19.7 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.95 Bulk Shear: 19.59 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 ------------------------------------------------------------------------------- 500 188 13 84 11| 13.5 0.0 13.5| 42.4 -0.9 41.6 83.2 0.68| 16.4 11.2 1000 195 14 88 9| 7.4 0.0 7.4| 45.3 -2.2 43.1 43.1 0.58| 10.3 6.0 1500 193 15 95 9| 5.0 1.7 6.7| 51.0 -2.2 48.7 32.5 0.56| 8.6 4.8 2000 192 16 101 9| 4.1 1.3 5.4| 55.1 -2.2 52.9 26.4 0.56| 7.2 4.0 2500 193 17 106 9| 3.7 1.0 4.7| 58.5 -2.2 56.3 22.5 0.55| 6.3 3.5 3000 196 18 110 8| 3.3 0.8 4.2| 61.3 -2.2 59.1 19.7 0.56| 5.8 3.2 4000 198 19 123 8| 2.5 1.7 4.2| 64.3 -2.3 62.0 15.5 0.48| 5.5 2.6 5000 196 22 138 10| 2.0 2.5 4.5| 64.3 -11.9 52.4 10.5 0.35| 5.5 1.9 6000 192 25 145 13| 2.3 2.5 4.9|137.1 -28.0 109.1 18.2 0.37| 6.3 2.3 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251212.11.gif