UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121723.upa.cvt Date: 2300Z 17 DEC 25 Searching for EP120... Searching the city database file for: EP120 ... Date:2300Z 17 DEC 25 Station: EP120 WMO ident: 12120 Latitude: 54.75 Longitude: 17.53 ------------------------------------------------------------------------------- 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 -1 -0.3 -2.9 83 2.6 -1.3 235 5 271.4 271.9 270.9 279.6 3.02 1 1000 149 -2.1 -2.6 96 0.5 -2.3 235 9 271.0 271.6 270.9 279.6 3.15 2 981 302 -3.1 -3.4 98 0.3 -3.2 239 9 271.5 272.0 270.9 279.7 3.03 3 925 780 7.8 0.8 61 7.0 4.5 250 11 287.3 288.1 281.3 299.8 4.38 4 912 897 7.2 -0.8 57 8.0 3.5 249 11 287.8 288.5 281.0 299.2 3.95 5 903 978 7.2 -1.8 53 9.0 3.1 249 10 288.7 289.3 281.1 299.4 3.71 6 850 1473 4.0 -4.0 56 8.0 0.6 245 9 290.3 290.9 281.4 300.1 3.34 7 820 1764 2.0 -9.0 44 11.0 -2.1 246 11 291.2 291.6 280.6 298.2 2.36 8 786 2104 -0.5 -10.5 47 10.0 -4.1 247 14 292.1 292.5 280.7 298.6 2.18 9 700 3019 -6.7 -9.1 83 2.4 -7.6 250 21 295.1 295.6 282.7 303.3 2.74 10 695 3075 -7.3 -9.6 84 2.3 -8.1 252 21 295.0 295.5 282.6 303.0 2.65 11 650 3594 -9.7 -17.7 52 8.0 -11.9 268 18 298.0 298.3 282.4 302.6 1.46 12 601 4194 -13.3 -25.3 36 12.0 -15.9 286 16 300.6 300.7 282.7 303.2 0.81 13 580 4464 -15.7 -28.7 32 13.0 -18.1 295 14 300.9 301.0 282.5 302.9 0.62 14 519 5300 -16.5 -55.5 2 39.0 -20.3 321 10 309.6 309.6 285.2 309.8 0.04 15 500 5580 -17.7 -58.7 1 41.0 -21.3 330 9 311.5 311.5 285.9 311.6 0.03 16 460 6197 -21.7 -35.7 27 14.0 -23.8 332 10 314.0 314.1 287.2 315.4 0.40 17 427 6740 -25.1 -44.1 15 19.0 -27.2 334 10 316.4 316.4 287.8 317.1 0.18 18 400 7210 -29.1 -32.2 74 3.1 -29.6 335 11 317.2 317.3 288.5 319.4 0.64 19 368 7801 -32.9 -37.9 61 5.0 -33.4 345 11 319.8 319.8 289.1 321.2 0.40 20 344 8270 -37.3 -41.2 67 3.9 -37.7 353 11 320.0 320.1 289.1 321.1 0.30 21 313 8915 -42.3 -54.3 26 12.0 -42.8 5 11 321.8 321.8 289.4 322.1 0.08 22 300 9200 -44.5 -54.5 32 10.0 -44.9 10 11 322.6 322.7 289.6 322.9 0.08 23 250 10390 -55.3 -61.3 47 6.0 -55.4 335 11 323.9 323.9 290.0 324.0 0.04 24 234 10809 -59.1 -65.1 46 6.0 -59.2 334 15 324.3 324.3 290.1 324.4 0.03 25 200 11780 -65.7 -71.7 43 6.0 -65.7 330 23 328.7 328.7 291.3 328.8 0.01 26 188 12156 -66.9 -71.9 49 5.0 -67.0 320 25 332.6 332.7 292.4 332.7 0.01 27 180 12419 -66.3 -71.2 50 4.9 -66.3 337.8 337.8 293.8 337.9 0.01 28 163 13022 -66.1 -76.1 23 10.0 -66.2 347.8 347.8 296.1 347.9 0.01 29 160 13135 -63.7 -73.7 24 10.0 -63.8 353.8 353.8 297.4 353.8 0.01 30 150 13530 -65.5 -80.5 11 15.0 -65.6 357.2 357.2 298.1 357.3 0.00 31 101 15949 -62.7 -91.7 1 29.0 -62.9 405.4 405.4 305.9 405.4 0.00 32 100 16010 -62.5 -91.5 1 29.0 -62.7 407.0 407.0 306.1 407.0 0.00 TRP 188 12156 -66.9 -71.9 49 5.0 -67.0 320 25 332.6 332.7 292.4 332.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5431.00 m Freezing level: Surface below freezing Freezing level: 965.07 mb = 438.09 m = 1437.27 ft Freezing level: 792.80 mb = 2035.72 m = 6678.78 ft Wetbulb zero: Below ground Precipitable water: 0.49 inches Sfc-500 mean rel hum: 50.33 % Est. max temperature: 18.14 C = 64.65 F Sfc-Lift cond lev (LCL): 978.36 mb = 324.12 m = 1063.39 ft T: -2.60 C 700-500 lapse rate: 4.30 C/km ThetaE index: 1.86 C Layer 820.0- 786.0 mb Conv cond level (CCL): 1000.00 mb = 149.00 m = 488.84 ft Mean mixing ratio: 3.51 g/kg Conv temperature: 0.32 C = 32.57 F Cap Strength: 19.93 C Lifted Index: 21.13 C Risk: None Lifted Index @300 mb: 25.56 C Lifted Index @700 mb: 11.21 C Showalter Index: 11.17 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 13.70 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 27.00 Risk: None Energy Index: 2.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 61.97 J/kg Max Up Vert Vel: 11.13 m/s Conv Inhibition (B-): 16492.44 J/kg Cap Strength: 20.68 C Lift Cond Lev (LCL): 926.80 mb = 764.20 m = 2507.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 10 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 -1 235 5 4.1 2.9 | 141 8 -5.2 6.5 1 1000 149 235 9 7.4 5.2 | 168 9 -1.9 8.8 2 925 780 250 11 10.3 3.8 | 188 8 1.0 7.4 3 850 1473 245 9 8.2 3.8 | 171 8 -1.2 7.5 4 700 3019 250 21 19.7 7.2 | 224 15 10.4 10.9 5 500 5580 330 9 4.5 -7.8 | 49 6 -4.8 -4.1 6 400 7210 335 11 4.6 -10.0 | 37 8 -4.7 -6.3 7 300 9200 10 11 -1.9 -10.8 | 57 13 -11.2 -7.2 8 250 10390 335 11 4.6 -10.0 | 37 8 -4.7 -6.3 9 200 11780 330 23 11.5 -19.9 | 352 16 2.2 -16.2 Wind Parameters Mean winds (0-6000m): 261.5 at 13.3 knts Storm direction: 291.5 at 10.0 knts Shear (0-3000m) pos: 3.0 neg: 0.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 82.1 deg Storm rel helicity (0-3000m) pos: 39.3 neg: -3.8 tot: 35.5 m^2/s^2 ave: 11.8 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 11.75 Bulk Shear: 5.27 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 ------------------------------------------------------------------------------- 500 238 9 167 8| 5.4 0.0 5.4| 12.4 0.0 12.4 24.7 0.96| 5.9 5.6 1000 244 10 176 8| 2.9 0.0 2.9| 15.0 -1.3 13.8 13.8 0.78| 4.0 3.2 1500 245 10 176 8| 1.9 0.4 2.4| 15.0 -3.8 11.2 7.5 0.53| 3.1 1.7 2000 245 10 179 8| 2.4 0.3 2.8| 22.7 -3.8 18.9 9.5 0.64| 3.4 2.1 2500 246 11 185 8| 2.8 0.3 3.0| 30.8 -3.8 26.9 10.8 0.66| 3.5 2.3 3000 247 12 194 9| 3.0 0.2 3.2| 39.3 -3.8 35.5 11.8 0.66| 3.6 2.3 4000 252 14 206 9| 1.9 0.2 2.0| 60.7 -3.8 56.8 14.2 0.66| 4.1 2.7 5000 258 14 213 8| 1.3 0.1 1.4| 70.4 -3.8 66.6 13.3 0.71| 4.2 3.0 6000 262 13 215 7| 1.0 0.1 1.1| 75.4 -4.6 70.8 11.8 0.71| 3.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//EP120/skewt/EP120.skewt.20251217.23.gif