UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121711.upa.cvt Date: 1100Z 17 DEC 25 Searching for ETWM... Searching the city database file for: ETWM ... Date:1100Z 17 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 1014 26 7.2 5.4 88 1.8 6.3 250 5 279.2 280.2 278.8 294.4 5.54 1 1000 136 6.2 5.2 93 1.0 5.7 220 11 279.4 280.3 278.9 294.5 5.54 2 925 778 6.2 6.2 100 0.0 6.2 255 17 285.6 286.8 282.8 303.6 6.43 3 850 1468 2.2 1.1 92 1.1 1.7 245 19 288.5 289.3 282.3 302.4 4.87 4 700 3013 -6.3 -11.0 69 4.7 -7.9 245 21 295.5 295.9 282.4 302.7 2.36 5 500 5570 -19.3 -58.3 2 39.0 -22.5 290 13 309.5 309.5 285.2 309.6 0.03 6 400 7210 -27.5 -52.5 7 25.0 -29.5 355 23 319.2 319.3 288.6 319.5 0.07 7 300 9210 -44.1 -49.1 57 5.0 -44.3 355 35 323.2 323.2 289.9 323.8 0.15 8 250 10400 -54.1 -58.5 58 4.4 -54.2 355 42 325.6 325.6 290.5 325.9 0.06 9 200 11800 -64.9 -69.8 51 4.9 -65.0 10 29 330.0 330.0 291.7 330.0 0.02 10 187 12207 -67.9 -71.2 63 3.3 -67.9 350 31 331.5 331.5 292.2 331.6 0.01 11 150 13550 -62.5 -83.5 4 21.0 -62.6 320 15 362.4 362.4 299.2 362.4 0.00 12 100 16050 -63.1 -86.1 3 23.0 -63.3 260 25 405.8 405.8 306.0 405.8 0.00 TRP 187 12207 -67.9 -71.2 63 3.3 -67.9 350 31 331.5 331.5 292.2 331.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5434.00 m Freezing level: 811.18 mb = 1867.88 m = 6128.15 ft Wetbulb zero: 824.08 mb = 1714.42 m = 5624.66 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 63.05 % Est. max temperature: 15.91 C = 60.64 F Sfc-Lift cond lev (LCL): 986.43 mb = 248.50 m = 815.29 ft T: 6.20 C 700-500 lapse rate: 5.08 C/km ThetaE index: 1.27 C Layer 850.0- 700.0 mb Conv cond level (CCL): 1000.00 mb = 136.00 m = 446.19 ft Mean mixing ratio: 5.97 g/kg Conv temperature: 7.36 C = 45.24 F Cap Strength: 3.76 C Lifted Index: 10.39 C Risk: None Lifted Index @300 mb: 17.29 C Lifted Index @700 mb: 3.76 C Showalter Index: 8.04 C Risk: None Total Totals Index: 41.90 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 20.40 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 64.20 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.85 J/kg Max Up Vert Vel: 7.60 m/s Conv Inhibition (B-): 12156.08 J/kg Cap Strength: 10.21 C Lift Cond Lev (LCL): 954.49 mb = 519.57 m = 1704.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 13 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 1014 26 250 5 4.7 1.7 | 124 9 -7.7 5.2 1 1000 136 220 11 7.1 8.4 | 156 13 -5.4 11.9 2 925 778 255 17 16.4 4.4 | 207 9 4.0 7.9 3 850 1468 245 19 17.2 8.0 | 203 12 4.8 11.5 4 700 3013 245 21 19.0 8.9 | 208 14 6.6 12.3 5 500 5570 290 13 12.2 -4.4 | 12 1 -0.2 -1.0 6 400 7210 355 23 2.0 -22.9 | 28 22 -10.4 -19.5 7 300 9210 355 35 3.1 -34.9 | 17 33 -9.4 -31.4 8 250 10400 355 42 3.7 -41.8 | 13 39 -8.8 -38.4 9 200 11800 10 29 -5.0 -28.6 | 35 31 -17.5 -25.1 10 187 12207 350 31 5.4 -30.5 | 15 28 -7.1 -27.1 11 150 13550 320 15 9.6 -11.5 | 19 9 -2.8 -8.0 12 100 16050 260 25 24.6 4.3 | 237 14 12.2 7.8 Wind Parameters Mean winds (0-6000m): 255.5 at 17.2 knts Storm direction: 285.5 at 12.9 knts Shear (0-3000m) pos: 0.8 neg: 2.2 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 84.6 deg Storm rel helicity (0-3000m) pos: 48.0 neg: -2.1 tot: 45.9 m^2/s^2 ave: 15.3 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.38 Bulk Shear: 8.53 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 ------------------------------------------------------------------------------- 500 232 12 163 11| 0.0 10.0 10.0| 33.1 0.0 33.1 66.3 0.90| 13.1 11.8 1000 244 14 182 10| 2.2 5.0 7.2| 43.6 -0.5 43.1 43.1 0.85| 9.3 7.9 1500 246 16 190 10| 1.4 4.0 5.4| 43.6 -2.1 41.5 27.7 0.72| 7.1 5.1 2000 245 17 194 11| 1.1 3.1 4.2| 45.0 -2.1 42.9 21.5 0.72| 5.5 3.9 2500 245 17 197 11| 0.9 2.6 3.5| 46.4 -2.1 44.4 17.8 0.72| 4.5 3.2 3000 245 18 199 12| 0.8 2.2 3.0| 48.0 -2.1 45.9 15.3 0.72| 3.9 2.8 4000 247 18 203 11| 1.1 1.7 2.7| 55.8 -2.1 53.8 13.4 0.64| 3.8 2.4 5000 251 18 205 10| 1.3 1.3 2.6| 58.4 -2.1 56.3 11.3 0.59| 3.6 2.1 6000 256 17 209 9| 1.7 1.1 2.8| 59.2 -2.2 57.0 9.5 0.53| 3.7 2.0 Wrote GIF file: /home/apache/climate/data/raob//ETWM/skewt/ETWM.skewt.20251217.11.gif