UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122011.upa.cvt Date: 1100Z 20 DEC 25 Searching for EP425... Searching the city database file for: EP425 ... Date:1100Z 20 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 1006 121 4.2 3.6 96 0.6 3.9 335 1 276.9 277.7 276.8 290.3 4.92 1 1000 170 5.2 -4.8 48 10.0 1.3 10 1 278.4 278.8 274.5 285.8 2.67 2 984 302 5.4 5.4 100 0.0 5.4 353 3 279.8 280.8 279.3 295.5 5.72 3 925 807 5.2 5.2 100 0.0 5.2 290 9 284.6 285.7 281.9 301.4 6.00 4 915 896 5.2 5.2 100 0.0 5.2 288 10 285.5 286.6 282.4 302.5 6.06 5 850 1495 2.2 1.6 96 0.6 1.9 275 15 288.5 289.3 282.5 302.9 5.05 6 788 2103 -0.9 -0.9 100 0.0 -0.9 275 13 291.4 292.3 283.2 304.6 4.54 7 700 3042 -5.1 -6.4 91 1.3 -5.6 275 9 296.8 297.4 284.2 307.0 3.38 8 652 3597 -8.3 -8.8 96 0.5 -8.5 279 10 299.3 299.9 284.8 308.5 3.01 9 617 4023 -10.9 -11.2 98 0.3 -11.0 283 11 301.1 301.6 285.0 309.2 2.63 10 603 4199 -11.7 -13.0 90 1.3 -12.1 284 11 302.1 302.6 285.1 309.4 2.33 11 584 4444 -12.9 -15.1 84 2.2 -13.6 286 11 303.5 303.9 285.3 309.9 2.02 12 500 5610 -21.1 -24.1 77 3.0 -21.7 295 13 307.3 307.5 285.7 310.9 1.09 13 400 7210 -34.7 -37.8 73 3.1 -35.0 335 9 309.9 310.0 285.8 311.2 0.37 14 386 7458 -36.7 -38.8 81 2.1 -36.9 326 9 310.4 310.5 285.9 311.7 0.34 15 379 7584 -36.7 -38.7 82 2.0 -36.9 321 9 312.1 312.1 286.5 313.3 0.35 16 369 7769 -36.3 -45.3 39 9.0 -37.0 314 9 315.0 315.0 287.3 315.7 0.18 17 361 7921 -37.3 -48.3 31 11.0 -38.0 308 9 315.6 315.7 287.5 316.1 0.13 18 315 8846 -45.3 -52.3 45 7.0 -45.6 273 9 317.1 317.1 287.9 317.4 0.10 19 300 9170 -47.3 -55.3 39 8.0 -47.6 260 9 318.7 318.7 288.4 319.0 0.07 20 250 10360 -56.3 -65.3 31 9.0 -56.4 250 11 322.4 322.4 289.5 322.5 0.02 21 239 10642 -58.7 -66.7 35 8.0 -58.8 252 12 322.9 322.9 289.7 323.0 0.02 22 233 10801 -59.5 -67.5 35 8.0 -59.6 253 13 324.1 324.1 290.0 324.1 0.02 23 200 11740 -64.1 -73.1 28 9.0 -64.1 260 17 331.2 331.3 292.0 331.3 0.01 24 198 11801 -64.5 -73.5 28 9.0 -64.6 265 17 331.6 331.6 292.2 331.6 0.01 25 150 13500 -63.1 -74.1 21 11.0 -63.2 250 29 361.4 361.4 299.0 361.4 0.01 26 140 13924 -64.1 -76.1 18 12.0 -64.2 257 27 366.8 366.8 300.0 366.9 0.01 27 125 14625 -59.9 -73.9 14 14.0 -60.1 268 24 386.5 386.5 303.3 386.6 0.01 28 101 15949 -62.7 -83.7 4 21.0 -62.9 289 17 405.4 405.4 305.9 405.4 0.00 29 100 16010 -62.9 -84.9 4 22.0 -63.1 290 17 406.2 406.2 306.0 406.2 0.00 30 91 16590 -65.3 -93.3 1 28.0 -65.5 294 22 412.5 412.5 306.8 412.5 0.00 31 70 18190 -65.7 -93.7 1 28.0 -65.9 305 36 443.8 443.8 310.3 443.8 0.00 32 61 19026 -65.1 -93.1 1 28.0 -65.4 303 36 463.0 463.0 312.0 463.0 0.00 33 50 20230 -67.3 -94.3 1 27.0 -67.5 300 36 484.9 484.9 313.8 484.9 0.00 34 41 21415 -71.1 -97.1 1 26.0 -71.3 296 43 503.7 503.7 315.2 503.7 0.00 35 30 23260 -71.9 -97.9 1 26.0 -72.1 290 54 548.6 548.6 318.0 548.6 0.00 36 20 25660 -71.3 -97.3 1 26.0 -71.6 295 68 617.9 617.9 321.4 617.9 0.00 37 19 25962 -72.5 -97.5 1 25.0 -72.8 294 70 623.3 623.3 321.6 623.3 0.00 38 18 26281 -70.1 -96.1 1 26.0 -70.5 293 72 640.6 640.6 322.3 640.6 0.00 39 13 28201 -72.7 -98.7 1 26.0 -73.1 289 86 694.1 694.1 324.3 694.1 0.00 40 10 29750 -69.9 -95.9 1 26.0 -70.6 285 97 758.6 758.6 326.2 758.7 0.00 41 9.0 30380 -68.4 -94.9 1 26.5 -69.4 285 114 787.5 787.5 326.9 787.5 0.00 42 6.4 32447 -63.7 -91.7 1 28.0 -65.9 888.2 888.2 329.2 888.3 0.01 TRP 198 11801 -64.5 -73.5 28 9.0 -64.6 265 17 331.6 331.6 292.2 331.6 0.01 WND 9.0 30380 -68.4 -94.9 1 26.5 -69.4 285 114 787.5 787.5 326.9 787.5 0.00 Sounding variables and indices 1000-500 mb thick: 5440.00 m Freezing level: 806.00 mb = 1926.82 m = 6321.50 ft Wetbulb zero: 808.23 mb = 1899.81 m = 6232.91 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 91.78 % Est. max temperature: 15.51 C = 59.92 F Sfc-Lift cond lev (LCL): 996.71 mb = 196.91 m = 646.03 ft T: 5.24 C 700-500 lapse rate: 6.23 C/km ThetaE index: 4.41 C Layer 1000.0- 984.0 mb Conv cond level (CCL): 869.30 mb = 1312.48 m = 4305.99 ft Mean mixing ratio: 5.51 g/kg Conv temperature: 14.90 C = 58.82 F Cap Strength: 8.47 C Lifted Index: 9.70 C Risk: None Lifted Index @300 mb: 15.20 C Lifted Index @700 mb: 5.87 C Showalter Index: 5.89 C Risk: None Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 22.70 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 62.20 Risk: None Energy Index: 1.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.42 J/kg Max Up Vert Vel: 7.67 m/s Conv Inhibition (B-): 52549.05 J/kg Cap Strength: 9.68 C Lift Cond Lev (LCL): 943.12 mb = 648.53 m = 2127.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 8 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 1006 121 335 1 0.4 -0.9 | 132 7 -5.3 4.8 1 1000 170 10 1 -0.2 -1.0 | 128 8 -5.9 4.7 2 925 807 290 9 8.5 -3.1 | 226 4 2.7 2.6 3 850 1495 275 15 14.9 -1.3 | 245 10 9.2 4.4 4 700 3042 275 9 9.0 -0.8 | 213 6 3.2 4.9 5 500 5610 295 13 11.8 -5.5 | 268 6 6.0 0.2 6 400 7210 335 9 3.8 -8.2 | 38 3 -2.0 -2.5 7 300 9170 260 9 8.9 1.6 | 203 8 3.1 7.2 8 250 10360 250 11 10.3 3.8 | 206 10 4.6 9.4 9 200 11740 260 17 16.7 3.0 | 232 14 11.0 8.6 10 198 11801 265 17 16.9 1.5 | 237 13 11.2 7.2 11 150 13500 250 29 27.3 9.9 | 234 27 21.5 15.6 12 100 16010 290 17 16.0 -5.8 | 271 10 10.2 -0.1 13 70 18190 305 36 29.5 -20.6 | 302 28 23.7 -15.0 14 50 20230 300 36 31.2 -18.0 | 296 28 25.4 -12.3 15 30 23260 290 54 50.7 -18.5 | 286 47 45.0 -12.8 16 20 25660 295 68 61.6 -28.7 | 292 60 55.9 -23.1 17 10 29750 285 97 93.7 -25.1 | 282 90 87.9 -19.4 Wind Parameters Mean winds (0-6000m): 284.5 at 10.8 knts Storm direction: 314.5 at 8.1 knts Shear (0-3000m) pos: 0.3 neg: 1.7 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 82.9 deg Storm rel helicity (0-3000m) pos: 4.1 neg: -11.7 tot: -7.6 m^2/s^2 ave: -2.5 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.31 Bulk Shear: 8.90 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 ------------------------------------------------------------------------------- 500 321 4 130 5| 0.0 5.9 5.9| 0.5 -3.6 -3.1 -6.2 -0.15| 7.4 -1.1 1000 291 6 184 3| 0.0 5.7 5.7| 3.3 -3.6 -0.3 -0.3 0.21| 7.4 1.6 1500 284 9 218 5| 0.0 4.8 4.8| 4.0 -4.3 -0.3 -0.2 0.17| 6.3 1.1 2000 281 10 227 6| 0.0 3.1 3.1| 4.0 -7.0 -3.0 -1.5 0.10| 5.2 0.5 2500 279 10 228 6| 0.0 2.1 2.1| 4.0 -9.6 -5.6 -2.3 0.03| 4.6 0.1 3000 279 10 227 6| 0.3 1.7 2.0| 4.1 -11.7 -7.6 -2.5 -0.02| 4.1 -0.1 4000 279 10 226 6| 0.2 1.3 1.5| 7.2 -11.7 -4.5 -1.1 0.06| 3.3 0.2 5000 281 10 231 6| 0.4 1.0 1.4| 10.5 -11.7 -1.2 -0.2 0.13| 2.9 0.4 6000 285 11 238 6| 0.5 0.9 1.4| 14.9 -11.7 3.1 0.5 0.21| 2.8 0.6 Wrote GIF file: /home/apache/climate/data/raob//EP425/skewt/EP425.skewt.20251220.11.gif