UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:1100Z 9 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 1009 26 11.4 10.9 97 0.5 11.1 160 5 283.8 285.2 283.9 306.2 8.13 1 1000 90 11.0 10.7 98 0.3 10.8 155 13 284.1 285.6 284.0 306.5 8.10 2 925 742 10.6 5.6 71 5.0 7.9 210 27 290.1 291.2 284.5 307.8 6.17 3 850 1440 4.6 4.5 99 0.1 4.5 215 35 291.0 292.1 284.8 308.8 6.22 4 700 2999 -1.3 -2.4 92 1.1 -1.8 265 35 301.0 301.9 287.1 314.9 4.58 5 500 5620 -14.7 -15.7 92 1.0 -15.0 280 50 315.1 315.5 289.5 322.5 2.25 6 400 7280 -26.5 -27.9 88 1.4 -26.8 280 56 320.5 320.7 289.9 323.9 0.96 7 300 9280 -43.3 -50.3 46 7.0 -43.6 280 44 324.3 324.4 290.2 324.8 0.13 8 250 10480 -54.3 -64.3 28 10.0 -54.5 290 48 325.3 325.3 290.4 325.4 0.03 9 212 11513 -61.7 -67.6 45 5.9 -61.7 295 64 329.5 329.5 291.6 329.6 0.02 10 200 11870 -64.3 -68.7 55 4.4 -64.3 300 56 330.9 330.9 292.0 331.0 0.02 11 178 12574 -67.7 -70.9 64 3.2 -67.7 305 48 336.6 336.6 293.5 336.6 0.02 12 150 13610 -63.9 -82.9 6 19.0 -64.0 320 52 360.0 360.0 298.7 360.0 0.00 13 100 16100 -62.3 -86.3 3 24.0 -62.5 315 40 407.4 407.4 306.2 407.4 0.00 TRP 178 12574 -67.7 -70.9 64 3.2 -67.7 305 48 336.6 336.6 293.5 336.6 0.02 WND 212 11513 -61.7 -67.6 45 5.9 -61.7 295 64 329.5 329.5 291.6 329.6 0.02 Sounding variables and indices 1000-500 mb thick: 5530.00 m Freezing level: 733.05 mb = 2655.49 m = 8712.14 ft Wetbulb zero: 742.59 mb = 2524.77 m = 8283.28 ft Precipitable water: 1.11 inches Sfc-500 mean rel hum: 91.53 % Est. max temperature: 18.47 C = 65.24 F Sfc-Lift cond lev (LCL): 1001.51 mb = 79.20 m = 259.83 ft T: 11.07 C 700-500 lapse rate: 5.11 C/km ThetaE index: 0.00 C Layer 1009.0- 299.0 mb Conv cond level (CCL): 875.93 mb = 1191.97 m = 3910.60 ft Mean mixing ratio: 7.06 g/kg Conv temperature: 18.29 C = 64.91 F Cap Strength: 4.19 C Lifted Index: 9.39 C Risk: None Lifted Index @300 mb: 12.29 C Lifted Index @700 mb: 4.19 C Showalter Index: 8.37 C Risk: None Total Totals Index: 38.50 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 19.20 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 312.29 Risk: Showers and thunderstorms possible Energy Index: 2.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.71 J/kg Max Up Vert Vel: 5.24 m/s Conv Inhibition (B-): 9205.02 J/kg Cap Strength: 9.02 C Lift Cond Lev (LCL): 919.74 mb = 789.05 m = 2588.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 28 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 26 160 5 -1.7 4.7 | 115 31 -28.3 13.0 1 1000 90 155 13 -5.5 11.8 | 122 38 -32.1 20.1 2 925 742 210 27 13.5 23.4 | 158 34 -13.1 31.7 3 850 1440 215 35 20.1 28.7 | 170 38 -6.5 36.9 4 700 2999 265 35 34.9 3.1 | 216 14 8.3 11.3 5 500 5620 280 50 49.2 -8.7 | 271 23 22.7 -0.4 6 400 7280 280 56 55.1 -9.7 | 273 29 28.6 -1.4 7 300 9280 280 44 43.3 -7.6 | 268 17 16.8 0.6 8 250 10480 290 48 45.1 -16.4 | 294 20 18.5 -8.1 9 212 11513 295 64 58.0 -27.0 | 301 37 31.4 -18.8 10 200 11870 300 56 48.5 -28.0 | 312 30 21.9 -19.7 11 178 12574 305 48 39.3 -27.5 | 326 23 12.8 -19.3 12 150 13610 320 52 33.4 -39.8 | 348 32 6.9 -31.6 13 100 16100 315 40 28.3 -28.3 | 355 20 1.7 -20.0 Wind Parameters Mean winds (0-6000m): 257.3 at 37.1 knts Storm direction: 287.3 at 27.8 knts Shear (0-3000m) pos: 6.3 neg: 0.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 102.3 deg Storm rel helicity (0-3000m) pos: 476.2 neg: 0.0 tot: 476.2 m^2/s^2 ave: 158.7 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 12.1 stream: 9.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.07 Bulk Shear: 191.63 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 ------------------------------------------------------------------------------- 500 177 16 132 37| 18.8 0.0 18.8|185.3 0.0 185.3 370.7 0.84| 23.1 19.5 1000 199 22 146 35| 14.1 0.0 14.1|295.8 0.0 295.8 295.8 0.88| 17.9 15.8 1500 206 25 154 35| 11.2 0.0 11.2|352.0 0.0 352.0 234.6 0.88| 14.2 12.5 2000 212 28 160 34| 8.7 0.0 8.7|408.4 0.0 408.4 204.2 0.84| 13.2 11.1 2500 219 29 165 32| 7.3 0.0 7.3|448.7 0.0 448.7 179.5 0.80| 12.6 10.1 3000 227 30 171 29| 6.3 0.0 6.3|476.2 0.0 476.2 158.7 0.78| 12.1 9.4 4000 239 32 182 25| 5.5 0.0 5.5|502.0 0.0 502.0 125.5 0.80| 9.9 7.9 5000 249 35 196 21| 5.0 0.0 5.0|531.3 0.0 531.3 106.3 0.80| 8.7 7.0 6000 257 37 210 19| 4.6 0.0 4.6|552.4 0.0 552.4 92.1 0.79| 7.8 6.1 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251209.11.gif