UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120805.upa.cvt Date: 0500Z 8 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:0500Z 8 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 1005 26 10.2 7.8 85 2.4 8.9 260 5 282.9 284.1 281.8 301.2 6.61 1 1000 64 10.2 7.8 85 2.4 8.9 230 9 283.4 284.5 282.1 301.7 6.64 2 925 709 5.8 5.2 96 0.6 5.5 260 35 285.2 286.3 282.2 302.0 6.00 3 850 1399 3.8 -3.2 60 7.0 0.8 265 35 290.1 290.8 281.5 300.5 3.55 4 700 2956 -3.3 -30.3 10 27.0 -9.2 265 48 298.8 298.9 281.4 300.3 0.44 5 500 5540 -19.5 -29.5 41 10.0 -21.4 260 66 309.3 309.4 285.9 311.5 0.66 6 400 7150 -31.3 -39.3 45 8.0 -32.1 265 91 314.3 314.4 287.2 315.4 0.32 7 300 9120 -48.3 -57.3 35 9.0 -48.6 270 93 317.3 317.3 287.9 317.5 0.06 8 250 10290 -57.3 -64.3 41 7.0 -57.4 265 110 320.9 320.9 289.0 321.0 0.03 9 242 10496 -58.0 -65.6 37 7.6 -58.1 270 112 322.8 322.8 289.6 322.9 0.02 10 200 11690 -62.3 -73.3 22 11.0 -62.4 255 81 334.1 334.1 292.8 334.1 0.01 11 190 12007 -64.1 -75.1 21 11.0 -64.2 260 81 336.1 336.1 293.4 336.2 0.01 12 150 13470 -62.1 -84.1 4 22.0 -62.3 265 56 363.1 363.1 299.3 363.1 0.00 13 100 15950 -64.9 -86.9 3 22.0 -65.1 285 42 402.3 402.3 305.5 402.3 0.00 TRP 190 12007 -64.1 -75.1 21 11.0 -64.2 260 81 336.1 336.1 293.4 336.2 0.01 WND 242 10496 -58.0 -65.6 37 7.6 -58.1 270 112 322.8 322.8 289.6 322.9 0.02 Sounding variables and indices 1000-500 mb thick: 5476.00 m Freezing level: 769.72 mb = 2232.32 m = 7323.81 ft Wetbulb zero: 838.30 mb = 1510.15 m = 4954.49 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 42.28 % Est. max temperature: 17.05 C = 62.69 F Sfc-Lift cond lev (LCL): 969.08 mb = 323.87 m = 1062.56 ft T: 8.43 C 700-500 lapse rate: 6.27 C/km ThetaE index: 1.72 C Layer 850.0- 500.0 mb Conv cond level (CCL): 909.77 mb = 844.51 m = 2770.68 ft Mean mixing ratio: 6.19 g/kg Conv temperature: 13.45 C = 56.21 F Cap Strength: 5.12 C Lifted Index: 8.20 C Risk: None Lifted Index @300 mb: 11.09 C Lifted Index @700 mb: 5.12 C Showalter Index: 9.13 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 16.30 C K Index: -6.90 Risk: None Sweat Index: 136.00 Risk: None Energy Index: 2.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.36 J/kg Max Up Vert Vel: 4.33 m/s Conv Inhibition (B-): 11085.16 J/kg Cap Strength: 8.16 C Lift Cond Lev (LCL): 932.12 mb = 645.52 m = 2117.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 36 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 1005 26 260 5 4.9 0.9 | 117 32 -28.2 14.4 1 1000 64 230 9 6.9 5.8 | 126 33 -26.2 19.3 2 925 709 260 35 34.5 6.1 | 184 20 1.3 19.6 3 850 1399 265 35 34.9 3.1 | 186 17 1.7 16.6 4 700 2956 265 48 47.8 4.2 | 220 23 14.7 17.7 5 500 5540 260 66 65.0 11.5 | 232 41 31.9 25.0 6 400 7150 265 91 90.7 7.9 | 250 61 57.5 21.5 7 300 9120 270 93 93.0 -0.0 | 257 61 59.9 13.5 8 250 10290 265 110 109.6 9.6 | 253 80 76.4 23.1 9 242 10496 270 112 112.0 -0.0 | 260 80 78.9 13.5 10 200 11690 255 81 78.2 21.0 | 233 57 45.1 34.5 11 190 12007 260 81 79.8 14.1 | 239 54 46.6 27.6 12 150 13470 265 56 55.8 4.9 | 231 29 22.7 18.4 13 100 15950 285 42 40.6 -10.9 | 250 8 7.4 2.7 Wind Parameters Mean winds (0-6000m): 262.2 at 47.7 knts Storm direction: 292.2 at 35.8 knts Shear (0-3000m) pos: 1.9 neg: 6.0 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 103.2 deg Storm rel helicity (0-3000m) pos: 278.4 neg: 0.0 tot: 278.4 m^2/s^2 ave: 92.8 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 7.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 130.54 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 ------------------------------------------------------------------------------- 500 246 17 140 27| 0.0 23.3 23.3|172.8 0.0 172.8 345.6 0.92| 25.5 23.4 1000 257 25 157 21| 4.8 11.7 16.5|218.9 0.0 218.9 218.9 0.89| 18.0 15.9 1500 260 29 165 19| 3.9 7.8 11.6|225.1 0.0 225.1 150.0 0.86| 12.9 11.1 2000 261 31 172 18| 2.9 6.9 9.8|243.2 0.0 243.2 121.6 0.87| 10.7 9.3 2500 262 33 180 18| 2.3 6.3 8.7|261.2 0.0 261.2 104.5 0.87| 9.4 8.2 3000 263 36 187 18| 1.9 6.0 7.9|278.4 0.0 278.4 92.8 0.86| 8.6 7.3 4000 263 40 199 19| 1.4 5.4 6.8|300.2 0.0 300.2 75.1 0.80| 7.3 5.9 5000 263 44 208 22| 1.2 5.1 6.2|318.7 0.0 318.7 63.7 0.75| 6.6 4.9 6000 262 48 215 24| 1.6 4.5 6.1|382.9 0.0 382.9 63.8 0.71| 6.5 4.6 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251208.05.gif