UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122611.upa.cvt Date: 1100Z 26 DEC 25 Searching for EP425... Searching the city database file for: EP425 ... Date:1100Z 26 DEC 25 Station: EP425 WMO ident: 12425 Latitude: 51.13 Longitude: 16.98 ------------------------------------------------------------------------------- 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 1018 120 -2.9 -4.6 88 1.7 -3.5 320 5 268.9 269.3 268.7 276.0 2.66 1 1000 261 -4.5 -6.0 89 1.5 -5.0 320 1 268.6 269.0 268.2 275.2 2.44 2 995 301 -4.9 -5.5 96 0.6 -5.1 321 2 268.6 269.1 268.3 275.5 2.55 3 925 882 1.0 -15.0 29 16.0 -3.7 340 15 280.3 280.6 273.5 284.1 1.29 4 923 899 1.2 -14.8 29 16.0 -3.6 341 15 280.7 280.9 273.8 284.6 1.31 5 896 1139 2.4 -15.6 25 18.0 -3.1 351 14 284.3 284.6 275.7 288.1 1.26 6 883 1257 3.4 -32.6 5 36.0 -4.3 356 14 286.6 286.6 275.3 287.5 0.28 7 870 1377 3.0 -6.0 52 9.0 -0.6 2 14 287.4 287.9 279.3 295.5 2.80 8 865 1424 3.6 -7.4 44 11.0 -0.7 4 13 288.5 288.9 279.5 295.9 2.53 9 850 1565 2.2 -2.8 69 5.0 0.0 10 13 288.5 289.1 280.9 299.0 3.66 10 825 1806 1.0 0.4 96 0.6 0.7 14 15 289.7 290.5 282.7 303.4 4.77 11 795 2102 -1.3 -1.3 100 0.0 -1.3 19 16 290.3 291.1 282.5 302.9 4.37 12 740 2674 -1.1 -4.9 75 3.8 -2.7 28 20 296.5 297.2 284.2 307.2 3.59 13 700 3115 -3.7 -6.2 83 2.5 -4.7 35 23 298.4 299.0 284.8 308.8 3.43 14 658 3603 -5.3 -10.0 69 4.7 -7.1 40 25 301.9 302.4 285.4 310.3 2.72 15 631 3932 -5.7 -21.7 27 16.0 -10.2 43 27 305.1 305.3 284.8 308.6 1.07 16 610 4196 -7.7 -23.7 26 16.0 -11.8 45 28 305.8 305.9 284.9 308.8 0.93 17 500 5710 -19.7 -28.7 45 9.0 -21.4 60 35 309.0 309.2 285.8 311.4 0.72 18 407 7198 -30.5 -47.5 17 17.0 -31.9 60 43 313.8 313.8 286.8 314.3 0.13 19 400 7320 -31.7 -49.7 15 18.0 -33.0 60 44 313.8 313.8 286.8 314.2 0.10 20 391 7480 -33.1 -52.1 13 19.0 -34.3 61 45 314.0 314.0 286.8 314.3 0.08 21 342 8404 -41.9 -48.9 46 7.0 -42.3 65 51 314.3 314.3 287.0 314.8 0.13 22 300 9280 -47.9 -57.9 31 10.0 -48.2 70 56 317.8 317.8 288.1 318.0 0.05 23 279 9756 -51.3 -62.3 26 11.0 -51.5 70 56 319.6 319.6 288.6 319.7 0.03 24 250 10460 -57.3 -66.3 31 9.0 -57.4 70 56 320.9 320.9 289.0 321.0 0.02 25 237 10798 -58.9 -70.9 20 12.0 -59.0 70 61 323.4 323.4 289.8 323.4 0.01 26 229 11013 -60.2 -71.8 20 11.6 -60.3 70 64 324.6 324.6 290.2 324.6 0.01 27 200 11850 -65.5 -75.5 24 10.0 -65.5 65 56 329.0 329.0 291.5 329.1 0.01 28 186 12286 -67.7 -75.7 31 8.0 -67.7 60 48 332.4 332.4 292.4 332.4 0.01 29 170 12829 -64.1 -72.1 33 8.0 -64.2 64 40 347.0 347.0 296.0 347.1 0.01 30 160 13197 -65.9 -79.9 12 14.0 -66.0 67 35 350.0 350.0 296.7 350.1 0.00 31 150 13590 -62.9 -79.9 8 17.0 -63.0 70 29 361.7 361.7 299.0 361.7 0.00 32 146 13756 -63.9 -82.9 6 19.0 -64.0 67 28 362.8 362.8 299.2 362.8 0.00 33 140 14015 -60.9 -80.9 5 20.0 -61.1 61 26 372.4 372.4 301.0 372.5 0.00 34 101 16039 -62.5 -91.5 1 29.0 -62.7 21 13 405.8 405.8 306.0 405.8 0.00 35 100 16100 -62.5 -91.5 1 29.0 -62.7 20 13 407.0 407.0 306.1 407.0 0.00 36 75 17868 -64.3 -92.3 1 28.0 -64.6 356 21 438.1 438.1 309.7 438.1 0.00 37 70 18290 -63.9 -91.9 1 28.0 -64.1 350 23 447.7 447.7 310.6 447.7 0.00 38 60 19243 -60.9 -89.9 1 29.0 -61.3 350 22 474.6 474.6 313.0 474.6 0.00 39 50 20370 -63.5 -91.5 1 28.0 -63.8 350 21 493.8 493.8 314.5 493.9 0.00 40 34 22737 -63.1 -92.1 1 29.0 -63.7 346 30 552.5 552.5 318.2 552.5 0.00 41 30 23500 -66.3 -94.3 1 28.0 -66.7 345 33 563.9 563.9 318.9 563.9 0.00 42 26 24363 -69.3 -96.3 1 27.0 -69.6 341 32 578.9 578.9 319.6 578.9 0.00 43 20 25930 -70.3 -96.3 1 26.0 -70.6 335 31 621.0 621.0 321.5 621.0 0.00 44 10 30010 -73.9 -98.9 1 25.0 -74.3 320 69 743.7 743.7 325.7 743.7 0.00 45 5.2 33861 -70.3 -96.3 1 26.0 -71.5 912.8 912.9 329.7 912.9 0.01 TRP 186 12286 -67.7 -75.7 31 8.0 -67.7 60 48 332.4 332.4 292.4 332.4 0.01 WND 229 11013 -60.2 -71.8 20 11.6 -60.3 70 64 324.6 324.6 290.2 324.6 0.01 Sounding variables and indices 1000-500 mb thick: 5449.00 m Freezing level: Surface below freezing Freezing level: 936.86 mb = 783.45 m = 2570.34 ft Freezing level: 811.96 mb = 1934.48 m = 6346.64 ft Wetbulb zero: Below ground Precipitable water: 0.51 inches Sfc-500 mean rel hum: 57.46 % Est. max temperature: 16.13 C = 61.04 F Sfc-Lift cond lev (LCL): 991.00 mb = 332.63 m = 1091.30 ft T: -4.57 C 700-500 lapse rate: 6.17 C/km ThetaE index: 0.81 C Layer 1000.0- 995.0 mb Conv cond level (CCL): 527.93 mb = 5296.28 m = 17376.04 ft Mean mixing ratio: 2.01 g/kg Conv temperature: 36.61 C = 97.91 F Cap Strength: 24.16 C Lifted Index: 24.78 C Risk: None Lifted Index @300 mb: 27.34 C Lifted Index @700 mb: 19.48 C Showalter Index: 9.93 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 16.90 C K Index: 16.60 Risk: < 20 % chance of thunderstorms Sweat Index: 61.00 Risk: None Energy Index: 2.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.54 J/kg Max Up Vert Vel: 8.07 m/s Conv Inhibition (B-): 72938.93 J/kg Cap Strength: 24.74 C Lift Cond Lev (LCL): 867.95 mb = 1395.92 m = 4579.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 70 at 17 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 1018 120 320 5 3.2 -3.8 | 265 19 18.9 1.8 1 1000 261 320 1 0.6 -0.8 | 253 17 16.4 4.9 2 925 882 340 15 5.1 -14.1 | 292 23 20.9 -8.5 3 850 1565 10 13 -2.3 -12.8 | 298 15 13.5 -7.2 4 700 3115 35 23 -13.2 -18.8 | 349 13 2.5 -13.2 5 500 5710 60 35 -30.3 -17.5 | 51 19 -14.6 -11.9 6 400 7320 60 44 -38.1 -22.0 | 54 28 -22.4 -16.4 7 300 9280 70 56 -52.6 -19.2 | 70 39 -36.9 -13.5 8 250 10460 70 56 -52.6 -19.2 | 70 39 -36.9 -13.5 9 229 11013 70 64 -60.1 -21.9 | 70 47 -44.4 -16.3 10 200 11850 65 56 -50.8 -23.7 | 63 39 -35.0 -18.0 11 186 12286 60 48 -41.6 -24.0 | 55 32 -25.8 -18.4 12 150 13590 70 29 -27.3 -9.9 | 70 12 -11.5 -4.3 13 100 16100 20 13 -4.4 -12.2 | 300 13 11.3 -6.6 14 70 18290 350 23 4.0 -22.7 | 311 26 19.7 -17.0 15 50 20370 350 21 3.6 -20.7 | 308 25 19.4 -15.0 16 30 23500 345 33 8.5 -31.9 | 317 36 24.3 -26.2 17 20 25930 335 31 13.1 -28.1 | 308 37 28.8 -22.5 18 10 30010 320 69 44.4 -52.9 | 308 76 60.1 -47.2 Wind Parameters Mean winds (0-6000m): 40.3 at 22.3 knts Storm direction: 70.3 at 16.7 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 84.7 deg Storm rel helicity (0-3000m) pos: 122.6 neg: -11.8 tot: 110.8 m^2/s^2 ave: 36.9 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.54 Bulk Shear: 60.11 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 ------------------------------------------------------------------------------- 500 328 4 264 18| 4.4 0.0 4.4| 32.4 -11.8 20.6 41.2 0.41| 10.2 4.2 1000 340 9 278 19| 5.3 0.0 5.3| 70.8 -11.8 59.0 59.0 0.59| 9.5 5.6 1500 349 10 284 18| 3.7 0.0 3.7| 76.9 -11.8 65.1 43.4 0.52| 8.1 4.2 2000 357 12 290 17| 3.8 0.0 3.8| 91.7 -11.8 79.9 40.0 0.58| 7.0 4.1 2500 5 13 296 16| 3.8 0.0 3.8|106.9 -11.8 95.1 38.0 0.64| 6.5 4.1 3000 13 14 304 15| 3.8 0.0 3.8|122.6 -11.8 110.8 36.9 0.68| 6.2 4.2 4000 23 17 318 13| 3.6 0.0 3.6|145.3 -11.8 133.5 33.4 0.73| 5.4 3.9 5000 32 20 334 12| 3.4 0.0 3.4|171.8 -11.8 160.0 32.0 0.76| 5.0 3.8 6000 40 22 353 11| 3.3 0.0 3.3|191.6 -11.8 179.9 30.0 0.74| 4.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//EP425/skewt/EP425.skewt.20251226.11.gif