UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102711.upa.cvt Date: 1100Z 27 OCT 25 Searching for EP425... Searching the city database file for: EP425 ... Date:1100Z 27 OCT 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 -31 SFC 982 118 7.4 4.2 80 3.2 5.8 195 5 282.0 282.9 279.8 296.6 5.26 2 960 304 5.8 3.8 87 2.0 4.8 208 13 282.2 283.1 279.9 296.7 5.23 3 925 607 3.4 2.3 92 1.1 2.9 230 25 282.8 283.6 279.7 296.4 4.88 4 892 901 1.2 0.8 97 0.4 1.0 243 30 283.5 284.2 279.6 296.2 4.54 5 862 1175 -0.9 -0.9 100 0.0 -0.9 255 34 284.1 284.8 279.4 295.8 4.15 6 850 1287 -1.5 -1.5 100 0.0 -1.5 260 36 284.6 285.3 279.6 296.0 4.03 7 767 2101 -5.3 -5.3 100 0.0 -5.3 255 33 289.0 289.6 280.8 298.7 3.36 8 700 2814 -9.1 -9.1 100 0.0 -9.1 250 31 292.4 292.9 281.5 300.6 2.74 9 649 3396 -12.5 -12.5 100 0.0 -12.5 250 31 295.0 295.4 282.1 301.8 2.25 10 632 3598 -14.3 -14.4 99 0.1 -14.3 250 32 295.2 295.5 281.8 301.2 1.98 11 583 4204 -19.3 -20.5 90 1.2 -19.6 250 32 296.2 296.4 281.4 300.2 1.28 12 542 4743 -22.7 -22.7 100 0.0 -22.7 250 33 298.4 298.6 282.2 302.0 1.14 13 513 5145 -25.7 -25.7 100 0.0 -25.7 250 33 299.5 299.7 282.4 302.5 0.92 14 500 5330 -28.1 -30.7 78 2.6 -28.5 250 33 298.8 298.9 281.6 300.7 0.59 15 413 6672 -39.3 -42.3 73 3.0 -39.5 254 48 301.1 301.2 282.1 301.9 0.22 16 400 6890 -41.3 -43.2 82 1.9 -41.4 255 50 301.3 301.4 282.2 302.0 0.21 17 380 7235 -44.1 -44.7 94 0.6 -44.1 257 53 302.1 302.1 282.5 302.7 0.19 18 371 7395 -45.5 -47.4 81 1.9 -45.6 258 55 302.3 302.3 282.5 302.8 0.14 19 345 7875 -47.5 -54.5 44 7.0 -47.7 261 60 305.9 305.9 283.8 306.2 0.07 20 314 8493 -49.4 -55.7 47 6.3 -49.6 265 66 311.7 311.7 286.0 311.9 0.06 21 300 8790 -50.3 -56.3 49 6.0 -50.5 265 58 314.5 314.5 287.0 314.7 0.06 22 299 8812 -50.5 -57.5 43 7.0 -50.7 265 58 314.5 314.5 287.0 314.7 0.05 23 250 9980 -50.1 -58.1 38 8.0 -50.3 265 46 331.6 331.6 292.2 331.8 0.06 24 221 10787 -49.5 -57.5 39 8.0 -49.8 268 40 344.4 344.4 295.4 344.7 0.07 25 200 11440 -49.9 -60.9 26 11.0 -50.3 270 36 353.8 353.8 297.5 354.0 0.05 26 195 11605 -50.1 -59.1 34 9.0 -50.4 270 36 356.0 356.0 298.0 356.3 0.07 27 166 12653 -50.1 -66.1 14 16.0 -50.6 273 35 372.8 372.8 301.1 372.9 0.03 28 150 13310 -51.7 -74.7 5 23.0 -52.2 275 35 381.0 381.0 302.4 381.0 0.01 29 100 15910 -56.5 -84.5 2 28.0 -56.9 275 33 418.6 418.6 307.6 418.6 0.00 30 87 16792 -58.5 -86.5 2 28.0 -58.9 267 34 431.5 431.5 309.0 431.6 0.00 31 70 18160 -59.3 -86.3 2 27.0 -59.7 255 36 457.5 457.5 311.5 457.5 0.00 32 64 18722 -57.7 -84.7 2 27.0 -58.3 251 34 472.9 472.9 312.9 472.9 0.00 33 50 20260 -62.1 -88.1 2 26.0 -62.6 240 29 497.1 497.1 314.8 497.2 0.00 34 46 20775 -62.3 -88.3 2 26.0 -62.8 508.7 508.7 315.5 508.7 0.00 TRP 299 8812 -50.5 -57.5 43 7.0 -50.7 265 58 314.5 314.5 287.0 314.7 0.05 WND 314 8493 -49.4 -55.7 47 6.3 -49.6 265 66 311.7 311.7 286.0 311.9 0.06 Sounding variables and indices 1000-500 mb thick: 5361.00 m Freezing level: 874.86 mb = 1057.51 m = 3469.47 ft Wetbulb zero: 876.24 mb = 1043.70 m = 3424.17 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 96.94 % Est. max temperature: 10.86 C = 51.54 F Sfc-Lift cond lev (LCL): 935.07 mb = 518.79 m = 1702.05 ft T: 4.10 C 700-500 lapse rate: 7.55 C/km ThetaE index: 0.97 C Layer 925.0- 850.0 mb Conv cond level (CCL): 905.28 mb = 781.25 m = 2563.11 ft Mean mixing ratio: 4.92 g/kg Conv temperature: 8.58 C = 47.44 F Cap Strength: 4.16 C Lifted Index: 3.37 C Risk: None Lifted Index @300 mb: 12.84 C Lifted Index @700 mb: 2.42 C Showalter Index: 3.70 C Risk: None Total Totals Index: 53.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 26.60 C K Index: 25.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 189.00 Risk: None Energy Index: 0.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.55 J/kg Max Up Vert Vel: 4.37 m/s Conv Inhibition (B-): 1.92 J/kg Cap Strength: 4.09 C Lift Cond Lev (LCL): 911.33 mb = 727.41 m = 2386.47 ft Lev Free Conv (LFC): 886.33 mb = 951.88 m = 3122.94 ft Equ Level (EL): 826.33 mb = 1510.66 m = 4956.16 ft B at Equ Level: 9.05 J/kg Max Parcel Lev (MPL): 776.33 mb = 2004.87 m = 6577.57 ft Wind level data Storm motion: 281 at 24 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 ---------------------------------------------------------- 0 982 118 195 5 1.3 4.8 | 113 24 -22.0 9.2 1 925 607 230 25 19.2 16.1 | 168 21 -4.2 20.4 2 850 1287 260 36 35.5 6.3 | 229 16 12.1 10.6 3 700 2814 250 31 29.1 10.6 | 201 16 5.8 14.9 4 500 5330 250 33 31.0 11.3 | 206 17 7.7 15.6 5 400 6890 255 50 48.3 12.9 | 235 30 25.0 17.3 6 314 8493 265 66 65.7 5.8 | 257 44 42.4 10.1 7 300 8790 265 58 57.8 5.1 | 255 36 34.5 9.4 8 299 8812 265 58 57.8 5.1 | 255 36 34.5 9.4 9 250 9980 265 46 45.8 4.0 | 250 24 22.5 8.3 10 200 11440 270 36 36.0 -0.0 | 251 13 12.7 4.3 11 150 13310 275 35 34.9 -3.1 | 264 12 11.5 1.3 12 100 15910 275 33 32.9 -2.9 | 261 10 9.6 1.5 13 70 18160 255 36 34.8 9.3 | 220 18 11.4 13.7 14 50 20260 240 29 25.1 14.5 | 185 19 1.8 18.8 Wind Parameters Mean winds (0-6000m): 250.5 at 31.6 knts Storm direction: 280.5 at 23.7 knts Shear (0-3000m) pos: 5.6 neg: 1.0 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 89.3 deg Storm rel helicity (0-3000m) pos: 218.8 neg: -31.6 tot: 187.2 m^2/s^2 ave: 62.4 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 5.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 48.45 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 ------------------------------------------------------------------------------- 500 225 15 140 20| 21.9 0.0 21.9|132.0 0.0 132.0 264.1 0.99| 23.1 22.9 1000 237 22 164 17| 15.9 0.0 15.9|196.3 0.0 196.3 196.3 0.98| 18.7 18.3 1500 247 27 184 15| 11.3 0.0 11.3|218.0 -6.6 211.4 141.0 0.91| 14.8 13.4 2000 250 28 193 15| 8.5 0.7 9.1|218.0 -17.3 200.8 100.4 0.80| 11.7 9.4 2500 251 29 197 15| 6.8 1.0 7.8|218.0 -27.6 190.4 76.2 0.71| 9.9 7.0 3000 251 30 198 15| 5.6 1.0 6.6|218.8 -31.6 187.2 62.4 0.67| 8.4 5.7 4000 251 30 199 15| 4.2 0.7 4.9|221.3 -31.6 189.7 47.4 0.68| 6.4 4.3 5000 250 31 201 16| 3.4 0.5 3.9|223.8 -31.6 192.2 38.4 0.68| 5.2 3.5 6000 251 32 204 16| 3.6 0.4 4.0|258.0 -31.6 226.4 37.7 0.68| 5.1 3.5 Wrote GIF file: /home/apache/climate/data/raob//EP425/skewt/EP425.skewt.20251027.11.gif