UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120811.upa.cvt Date: 1100Z 8 DEC 25 Searching for EP425... Searching the city database file for: EP425 ... Date:1100Z 8 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 1001 123 10.8 7.7 81 3.1 9.1 245 3 283.9 285.0 282.3 302.1 6.59 1 1000 131 11.2 5.2 67 6.0 8.1 240 7 284.4 285.3 281.3 299.8 5.54 2 980 300 11.4 6.7 73 4.7 8.9 252 13 286.2 287.3 282.9 303.8 6.28 3 925 780 7.8 6.8 93 1.0 7.3 285 29 287.3 288.5 283.8 306.2 6.71 4 912 897 6.8 6.4 97 0.4 6.6 285 27 287.4 288.6 283.8 306.1 6.62 5 850 1472 3.4 1.4 87 2.0 2.4 285 19 289.7 290.6 283.0 304.0 4.98 6 806 1900 -0.5 -0.7 99 0.2 -0.6 282 21 290.0 290.8 282.6 303.0 4.51 7 798 1980 2.6 -5.4 56 8.0 -0.7 282 21 294.1 294.7 282.8 303.7 3.20 8 786 2102 2.4 -11.6 35 14.0 -2.7 281 21 295.2 295.6 281.9 301.3 2.00 9 774 2226 2.2 -18.8 19 21.0 -4.3 280 22 296.3 296.5 281.3 299.8 1.12 10 745 2534 1.6 -23.4 14 25.0 -5.4 278 23 298.9 299.0 281.9 301.4 0.78 11 715 2864 -0.3 -32.3 7 32.0 -7.4 276 24 300.3 300.4 282.0 301.5 0.36 12 700 3033 -1.3 -33.3 7 32.0 -8.2 275 25 301.0 301.1 282.3 302.2 0.33 13 652 3595 -5.1 -33.1 9 28.0 -10.9 278 28 302.9 303.0 283.1 304.2 0.36 14 603 4204 -8.7 -31.7 14 23.0 -13.4 282 32 305.6 305.7 284.2 307.1 0.45 15 553 4870 -12.5 -26.5 30 14.0 -15.7 286 36 308.8 308.9 285.8 311.4 0.79 16 500 5630 -18.5 -29.5 37 11.0 -20.6 290 40 310.5 310.6 286.3 312.8 0.66 17 486 5840 -20.3 -29.3 44 9.0 -22.0 292 42 310.8 310.9 286.5 313.2 0.70 18 450 6405 -23.9 -35.9 32 12.0 -25.6 297 46 313.2 313.3 286.9 314.6 0.40 19 400 7250 -31.3 -41.3 37 10.0 -32.3 305 52 314.3 314.4 287.2 315.2 0.26 20 354 8104 -38.1 -56.1 13 18.0 -38.9 301 56 316.3 316.3 287.6 316.5 0.05 21 300 9220 -47.9 -57.9 31 10.0 -48.2 295 62 317.8 317.8 288.1 318.0 0.05 22 287 9510 -50.3 -60.3 30 10.0 -50.5 291 66 318.5 318.5 288.3 318.6 0.04 23 260 10150 -53.9 -64.9 25 11.0 -54.1 283 74 322.3 322.3 289.5 322.4 0.02 24 250 10400 -56.1 -64.1 36 8.0 -56.2 280 77 322.7 322.7 289.6 322.8 0.03 25 235 10789 -59.7 -65.7 45 6.0 -59.8 281 80 323.0 323.0 289.7 323.1 0.02 26 200 11780 -66.5 -72.5 43 6.0 -66.5 285 89 327.4 327.4 291.0 327.5 0.01 27 192 12027 -67.8 -73.4 45 5.6 -67.8 285 93 329.2 329.2 291.5 329.3 0.01 28 182 12347 -69.5 -74.5 48 5.0 -69.5 290 75 331.5 331.5 292.2 331.6 0.01 29 169 12795 -65.3 -73.3 32 8.0 -65.4 290 62 345.6 345.6 295.7 345.6 0.01 30 159 13165 -66.5 -79.5 14 13.0 -66.6 290 51 349.7 349.7 296.5 349.7 0.00 31 150 13520 -64.7 -79.7 11 15.0 -64.8 290 40 358.6 358.6 298.4 358.6 0.00 32 101 15930 -65.3 -93.3 1 28.0 -65.4 285 21 400.4 400.4 305.3 400.4 0.00 33 100 15990 -65.7 -93.7 1 28.0 -65.8 285 21 400.8 400.8 305.3 400.8 0.00 34 92 16492 -67.1 -94.1 1 27.0 -67.2 287 24 407.7 407.7 306.2 407.7 0.00 35 82 17189 -64.3 -92.3 1 28.0 -64.5 291 29 427.1 427.1 308.5 427.1 0.00 36 70 18150 -65.5 -93.5 1 28.0 -65.7 295 35 444.3 444.3 310.3 444.3 0.00 37 64 18693 -67.3 -94.3 1 27.0 -67.5 294 34 451.8 451.8 311.0 451.8 0.00 38 54 19723 -65.5 -93.5 1 28.0 -65.8 291 33 478.5 478.5 313.3 478.5 0.00 39 50 20190 -67.3 -94.3 1 27.0 -67.5 290 33 484.9 484.9 313.8 484.9 0.00 40 35 22314 -71.1 -97.1 1 26.0 -71.3 293 49 527.1 527.1 316.8 527.1 0.00 41 30 23230 -68.7 -95.7 1 27.0 -69.0 295 56 557.4 557.4 318.5 557.4 0.00 42 24 24571 -66.3 -94.3 1 28.0 -66.8 292 55 601.1 601.1 320.6 601.1 0.00 43 20 25670 -67.9 -94.9 1 27.0 -68.4 290 54 628.3 628.3 321.8 628.3 0.00 44 12 28731 -69.1 -96.1 1 27.0 -69.8 283 87 722.9 722.9 325.1 722.9 0.00 45 10 29840 -61.7 -90.7 1 29.0 -63.6 280 99 789.2 789.2 327.0 789.3 0.01 46 7.5 31629 -59.9 -89.9 1 30.0 -62.8 864.2 864.2 328.7 864.3 0.02 TRP 182 12347 -69.5 -74.5 48 5.0 -69.5 290 75 331.5 331.5 292.2 331.6 0.01 WND 192 12027 -67.8 -73.4 45 5.6 -67.8 285 93 329.2 329.2 291.5 329.3 0.01 Sounding variables and indices 1000-500 mb thick: 5499.00 m Freezing level: 811.64 mb = 1844.83 m = 6052.53 ft Freezing level: 804.71 mb = 1912.59 m = 6274.81 ft Freezing level: 719.74 mb = 2811.75 m = 9224.80 ft Wetbulb zero: 814.68 mb = 1813.45 m = 5949.56 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 41.52 % Est. max temperature: 16.60 C = 61.88 F Sfc-Lift cond lev (LCL): 955.08 mb = 513.99 m = 1686.31 ft T: 9.79 C 700-500 lapse rate: 6.62 C/km ThetaE index: 3.84 C Layer 786.0- 745.0 mb Conv cond level (CCL): 888.51 mb = 1109.88 m = 3641.31 ft Mean mixing ratio: 6.40 g/kg Conv temperature: 15.20 C = 59.36 F Cap Strength: 7.34 C Lifted Index: 7.32 C Risk: None Lifted Index @300 mb: 9.56 C Lifted Index @700 mb: 5.59 C Showalter Index: 7.73 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.90 C K Index: -8.70 Risk: None Sweat Index: 94.80 Risk: None Energy Index: 1.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.99 J/kg Max Up Vert Vel: 4.47 m/s Conv Inhibition (B-): 22.63 J/kg Cap Strength: 7.37 C Lift Cond Lev (LCL): 910.56 mb = 909.52 m = 2983.94 ft Lev Free Conv (LFC): 825.56 mb = 1706.74 m = 5599.47 ft Equ Level (EL): 805.56 mb = 1904.05 m = 6246.81 ft B at Equ Level: 7.76 J/kg Max Parcel Lev (MPL): 795.56 mb = 2004.53 m = 6576.48 ft Wind level data Storm motion: 314 at 21 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 1001 123 245 3 2.7 1.3 | 142 20 -12.5 15.9 1 1000 131 240 7 6.1 3.5 | 153 20 -9.1 18.1 2 925 780 285 29 28.0 -7.5 | 241 15 12.8 7.1 3 850 1472 285 19 18.4 -4.9 | 198 10 3.2 9.7 4 700 3033 275 25 24.9 -2.2 | 218 16 9.7 12.4 5 500 5630 290 40 37.6 -13.7 | 268 22 22.4 0.9 6 400 7250 305 52 42.6 -29.8 | 299 31 27.4 -15.2 7 300 9220 295 62 56.2 -26.2 | 286 43 41.0 -11.6 8 250 10400 280 77 75.8 -13.4 | 269 61 60.6 1.2 9 200 11780 285 89 86.0 -23.0 | 277 71 70.8 -8.4 10 192 12027 285 93 89.8 -24.1 | 277 75 74.6 -9.5 11 182 12347 290 75 70.5 -25.7 | 281 56 55.3 -11.1 12 150 13520 290 40 37.6 -13.7 | 268 22 22.4 0.9 13 100 15990 285 21 20.3 -5.4 | 209 10 5.1 9.2 14 70 18150 295 35 31.7 -14.8 | 271 17 16.5 -0.2 15 50 20190 290 33 31.0 -11.3 | 258 16 15.8 3.3 16 30 23230 295 56 50.8 -23.7 | 284 37 35.6 -9.1 17 20 25670 290 54 50.7 -18.5 | 276 36 35.5 -3.9 18 10 29840 280 99 97.5 -17.2 | 272 82 82.3 -2.6 Wind Parameters Mean winds (0-6000m): 283.8 at 28.1 knts Storm direction: 313.8 at 21.1 knts Shear (0-3000m) pos: 3.7 neg: 0.7 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 78.2 deg Storm rel helicity (0-3000m) pos: 149.0 neg: -24.8 tot: 124.3 m^2/s^2 ave: 41.4 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.36 Bulk Shear: 27.36 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 ------------------------------------------------------------------------------- 500 266 15 180 16| 21.7 0.0 21.7|106.9 0.0 106.9 213.8 0.97| 23.7 23.1 1000 280 21 206 12| 11.2 0.0 11.2|133.4 -11.7 121.7 121.7 0.75| 17.7 13.3 1500 282 21 207 12| 7.5 1.5 9.0|134.4 -24.8 109.6 73.1 0.54| 13.6 7.4 2000 282 21 206 11| 5.6 0.8 6.4|139.2 -24.8 114.4 57.2 0.55| 10.8 6.0 2500 281 21 208 12| 4.5 0.6 5.1|143.6 -24.8 118.8 47.5 0.55| 9.1 5.0 3000 280 22 210 12| 3.7 0.7 4.5|149.0 -24.8 124.3 41.4 0.55| 8.0 4.4 4000 280 23 216 13| 3.6 0.6 4.2|176.3 -24.8 151.5 37.9 0.60| 6.8 4.1 5000 281 26 226 14| 3.5 0.4 4.0|206.8 -24.8 182.0 36.4 0.64| 6.2 3.9 6000 284 28 237 14| 3.6 0.4 4.0|251.0 -24.8 226.2 37.7 0.67| 5.9 3.9 Wrote GIF file: /home/apache/climate/data/raob//EP425/skewt/EP425.skewt.20251208.11.gif