UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for EP425... Searching the city database file for: EP425 ... Date:2300Z 4 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 ------------------------------------------------------------------------------- 0 1000 94 80 1 SFC 997 118 2.4 2.4 100 0.0 2.4 80 1 275.8 276.6 275.7 288.1 4.56 2 975 300 3.4 2.1 91 1.3 2.8 102 6 278.6 279.3 277.2 291.1 4.56 3 925 731 5.0 3.1 87 1.9 4.1 155 17 284.4 285.3 280.8 298.9 5.17 4 906 900 4.0 1.8 86 2.2 2.9 162 17 285.1 285.9 280.7 298.6 4.81 5 874 1192 2.2 1.6 96 0.6 1.9 175 18 286.2 287.0 281.4 300.1 4.91 6 850 1417 1.2 0.8 97 0.4 1.0 185 19 287.4 288.2 281.7 301.0 4.77 7 780 2105 -1.7 -2.1 97 0.4 -1.9 181 20 291.4 292.2 282.8 303.7 4.20 8 717 2771 -5.1 -5.6 96 0.5 -5.3 176 21 294.8 295.4 283.5 305.2 3.51 9 700 2959 -6.7 -9.0 84 2.3 -7.5 175 21 295.1 295.6 282.7 303.4 2.76 10 644 3604 -11.1 -24.1 33 13.0 -14.0 177 23 297.2 297.3 281.3 299.9 0.85 11 595 4208 -13.7 -21.7 51 8.0 -15.6 180 26 301.0 301.2 283.2 304.6 1.13 12 533 5036 -18.3 -19.5 90 1.2 -18.6 183 29 305.1 305.4 285.3 310.0 1.53 13 528 5106 -18.5 -19.8 89 1.3 -18.8 183 29 305.7 306.0 285.5 310.5 1.51 14 500 5510 -21.5 -22.9 88 1.4 -21.8 185 31 306.8 307.1 285.6 310.8 1.21 15 489 5674 -22.5 -23.4 92 0.9 -22.7 185 31 307.6 307.8 285.8 311.5 1.19 16 400 7120 -33.3 -35.8 78 2.5 -33.6 185 35 311.7 311.8 286.5 313.3 0.45 17 374 7588 -36.9 -39.5 77 2.6 -37.1 187 36 313.0 313.1 286.8 314.2 0.33 18 300 9070 -50.1 -54.3 61 4.2 -50.2 195 40 314.7 314.8 287.1 315.0 0.08 19 250 10230 -59.9 -64.0 59 4.1 -60.0 205 48 317.0 317.0 287.8 317.1 0.03 20 230 10745 -64.3 -68.5 56 4.2 -64.3 199 42 318.0 318.0 288.1 318.0 0.02 21 228 10798 -64.5 -68.7 56 4.2 -64.6 199 41 318.5 318.5 288.2 318.5 0.02 22 200 11590 -69.1 -73.3 54 4.2 -69.1 190 31 323.3 323.3 289.8 323.4 0.01 23 187 11991 -70.3 -74.2 56 3.9 -70.3 327.7 327.7 291.0 327.7 0.01 24 176 12355 -65.7 -69.7 57 4.0 -65.7 341.0 341.0 294.6 341.0 0.02 25 160 12936 -63.9 -69.9 44 6.0 -64.0 353.4 353.4 297.4 353.5 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5416.00 m Freezing level: 821.03 mb = 1701.61 m = 5582.63 ft Wetbulb zero: 825.23 mb = 1653.66 m = 5425.34 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 79.54 % Est. max temperature: 14.17 C = 57.51 F Sfc-Lift cond lev (LCL): 996.85 mb = 119.65 m = 392.54 ft T: 2.41 C 700-500 lapse rate: 5.80 C/km ThetaE index: 5.33 C Layer 700.0- 595.0 mb Conv cond level (CCL): 997.00 mb = 118.44 m = 388.57 ft Mean mixing ratio: 4.82 g/kg Conv temperature: 3.17 C = 37.71 F Cap Strength: 10.66 C Lifted Index: 11.06 C Risk: None Lifted Index @300 mb: 14.10 C Lifted Index @700 mb: 5.76 C Showalter Index: 6.78 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.30 C K Index: 21.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 78.60 Risk: None Energy Index: 1.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.89 J/kg Max Up Vert Vel: 7.73 m/s Conv Inhibition (B-): 6287.91 J/kg Cap Strength: 11.01 C Lift Cond Lev (LCL): 923.55 mb = 743.82 m = 2440.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 209 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 ---------------------------------------------------------- 0 997 118 80 1 -1.0 -0.2 | 32 18 -9.3 -14.9 1 925 731 155 17 -7.2 15.4 | 93 15 -15.5 0.7 2 850 1417 185 19 1.7 18.9 | 122 8 -6.6 4.2 3 700 2959 175 21 -1.8 20.9 | 121 12 -10.1 6.2 4 500 5510 185 31 2.7 30.9 | 161 17 -5.6 16.2 5 400 7120 185 35 3.1 34.9 | 165 21 -5.2 20.1 6 300 9070 195 40 10.4 38.6 | 185 24 2.1 23.9 7 250 10230 205 48 20.3 43.5 | 203 31 12.0 28.8 8 200 11590 190 31 5.4 30.5 | 170 16 -2.9 15.8 Wind Parameters Mean winds (0-6000m): 179.4 at 22.5 knts Storm direction: 209.4 at 16.9 knts Shear (0-3000m) pos: 3.3 neg: 0.6 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 92.6 deg Storm rel helicity (0-3000m) pos: 112.9 neg: -0.6 tot: 112.3 m^2/s^2 ave: 37.4 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.87 Bulk Shear: 34.53 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 ------------------------------------------------------------------------------- 500 153 7 55 14| 14.0 0.0 14.0| 74.2 0.0 74.2 148.3 0.96| 16.1 15.4 1000 158 12 76 13| 9.4 0.0 9.4|104.3 0.0 104.3 104.3 0.88| 13.2 11.6 1500 168 14 87 11| 6.7 0.0 6.7|110.9 0.0 110.9 73.9 0.82| 10.5 8.6 2000 173 16 95 10| 5.0 0.3 5.4|110.9 -0.0 110.9 55.4 0.79| 8.2 6.5 2500 174 17 101 10| 4.0 0.5 4.6|110.9 -0.3 110.6 44.2 0.76| 6.8 5.2 3000 175 17 105 10| 3.3 0.6 4.0|112.9 -0.6 112.3 37.4 0.74| 5.9 4.4 4000 176 19 113 11| 3.0 0.5 3.5|126.0 -0.6 125.5 31.4 0.76| 5.0 3.8 5000 177 21 123 11| 2.9 0.4 3.2|140.5 -0.6 139.9 28.0 0.77| 4.4 3.4 6000 179 23 132 12| 2.5 0.4 2.9|149.4 -0.6 148.8 24.8 0.76| 4.0 3.0 Wrote GIF file: /home/apache/climate/data/raob//EP425/skewt/EP425.skewt.20251204.23.gif