UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for EN400... Searching the city database file for: EN400 ... Date:1200Z 28 DEC 25 Station: EN400 WMO ident: 1400 Latitude: 56.53 Longitude: 3.22 ------------------------------------------------------------------------------- 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 1037 65 6.6 1.6 70 5.0 4.4 340 19 276.9 277.6 275.7 288.2 4.14 1 1000 362 4.6 0.6 75 4.0 2.8 350 23 277.8 278.4 276.0 288.7 3.99 2 942 845 0.0 0.0 100 0.0 0.0 358 20 277.9 278.5 276.2 289.0 4.06 3 925 991 -0.9 -0.9 100 0.0 -0.9 360 19 278.4 279.0 276.2 289.1 3.87 4 918 1051 -1.3 -1.9 96 0.6 -1.6 356 19 278.6 279.2 275.9 288.6 3.62 5 917 1060 -1.3 -7.3 64 6.0 -3.4 356 19 278.7 279.1 274.3 285.5 2.41 6 916 1069 -1.1 -29.1 10 28.0 -6.7 355 19 279.0 279.0 271.2 280.1 0.38 7 915 1077 0.0 -34.0 6 34.0 -6.3 355 18 280.2 280.2 271.7 280.9 0.24 8 912 1104 3.0 -32.0 6 35.0 -4.3 353 18 283.5 283.6 273.7 284.4 0.29 9 907 1148 4.8 -40.2 2 45.0 -3.5 351 18 285.8 285.8 274.7 286.2 0.13 10 850 1674 3.0 -18.0 20 21.0 -3.3 320 15 289.3 289.5 278.0 292.6 1.09 11 821 1954 1.8 -16.2 25 18.0 -3.8 308 15 290.9 291.1 279.0 294.9 1.31 12 766 2515 3.0 -20.0 17 23.0 -4.0 285 14 298.0 298.2 281.9 301.3 1.02 13 700 3239 -0.9 -21.9 19 21.0 -6.9 255 13 301.5 301.7 283.2 304.6 0.95 14 634 4018 -6.1 -28.1 16 22.0 -11.2 270 16 304.2 304.3 283.9 306.2 0.60 15 555 5040 -14.5 -29.5 27 15.0 -17.5 289 20 306.1 306.2 284.6 308.1 0.60 16 500 5820 -19.9 -35.9 23 16.0 -22.3 305 23 308.8 308.8 285.3 310.0 0.36 17 448 6628 -25.5 -48.5 10 23.0 -27.6 307 26 311.6 311.6 286.0 312.0 0.10 18 400 7440 -32.5 -47.5 21 15.0 -33.6 310 29 312.7 312.8 286.5 313.2 0.13 19 348 8405 -40.7 -53.7 23 13.0 -41.3 308 28 314.4 314.4 286.9 314.6 0.07 20 337 8623 -41.9 -57.9 16 16.0 -42.5 307 28 315.6 315.6 287.3 315.8 0.05 21 300 9400 -48.5 -56.5 39 8.0 -48.7 305 27 317.0 317.0 287.8 317.2 0.06 22 277 9918 -52.5 -57.5 55 5.0 -52.6 307 30 318.5 318.5 288.3 318.8 0.06 23 250 10570 -57.9 -62.2 58 4.3 -58.0 310 35 320.0 320.0 288.8 320.1 0.04 24 221 11335 -64.5 -68.3 59 3.8 -64.6 304 41 321.3 321.3 289.2 321.4 0.02 25 200 11940 -68.3 -73.3 49 5.0 -68.3 300 46 324.6 324.6 290.2 324.6 0.01 26 195 12092 -69.3 -74.2 49 4.9 -69.3 299 45 325.4 325.4 290.4 325.4 0.01 27 166 13046 -72.3 -76.5 53 4.2 -72.3 290 35 335.7 335.7 293.2 335.7 0.01 28 150 13650 -67.1 -82.1 10 15.0 -67.2 290 25 354.5 354.5 297.6 354.5 0.00 29 143 13939 -64.3 -85.3 4 21.0 -64.4 291 25 364.3 364.3 299.5 364.3 0.00 30 125 14762 -62.7 -85.7 3 23.0 -62.9 294 26 381.4 381.4 302.5 381.5 0.00 31 114 15326 -64.5 -86.5 3 22.0 -64.7 297 26 388.3 388.3 303.5 388.3 0.00 32 100 16130 -61.3 -86.3 2 25.0 -61.6 300 27 409.3 409.3 306.4 409.3 0.00 33 82 17354 -64.9 -87.9 3 23.0 -65.1 286 34 425.8 425.8 308.4 425.8 0.00 34 70 18320 -65.3 -88.3 3 23.0 -65.5 275 40 444.7 444.7 310.3 444.7 0.00 35 55 19796 -63.1 -89.1 2 26.0 -63.4 282 34 481.5 481.5 313.5 481.5 0.00 36 50 20380 -64.7 -89.7 2 25.0 -65.0 285 31 491.0 491.0 314.3 491.0 0.00 37 34 22696 -71.5 -92.5 3 21.0 -71.7 530.4 530.4 316.9 530.4 0.00 38 32 23055 -71.0 -92.0 3 21.0 -71.2 290 66 541.1 541.1 317.6 541.1 0.00 39 31 23243 -70.7 -91.7 3 21.0 -70.9 546.7 546.8 317.9 546.8 0.00 TRP 166 13046 -72.3 -76.5 53 4.2 -72.3 290 35 335.7 335.7 293.2 335.7 0.01 WND 32 23055 -71.0 -92.0 3 21.0 -71.2 290 66 541.1 541.1 317.6 541.1 0.00 Sounding variables and indices 1000-500 mb thick: 5458.00 m Freezing level: 942.00 mb = 845.20 m = 2772.94 ft Freezing level: 915.00 mb = 1077.44 m = 3534.87 ft Freezing level: 715.23 mb = 3071.85 m = 10078.12 ft Wetbulb zero: 941.64 mb = 848.25 m = 2782.93 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 30.46 % Est. max temperature: 16.86 C = 62.34 F Sfc-Lift cond lev (LCL): 960.40 mb = 688.77 m = 2259.72 ft T: 1.49 C 700-500 lapse rate: 7.36 C/km ThetaE index: 8.94 C Layer 918.0- 915.0 mb Conv cond level (CCL): 940.01 mb = 862.15 m = 2828.55 ft Mean mixing ratio: 4.04 g/kg Conv temperature: 7.67 C = 45.81 F Cap Strength: 16.26 C Lifted Index: 17.29 C Risk: None Lifted Index @300 mb: 20.09 C Lifted Index @700 mb: 15.55 C Showalter Index: 14.36 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 1.90 C K Index: -16.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.46 J/kg Max Up Vert Vel: 2.63 m/s Conv Inhibition (B-): 37974.17 J/kg Cap Strength: 17.18 C Lift Cond Lev (LCL): 944.08 mb = 827.38 m = 2714.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 13 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 1037 65 340 19 6.5 -17.9 | 348 6 1.3 -5.8 1 1000 362 350 23 4.0 -22.7 | 7 11 -1.2 -10.6 2 925 991 360 19 -0.0 -19.0 | 37 9 -5.2 -6.9 3 850 1674 320 15 9.6 -11.5 | 263 4 4.4 0.6 4 700 3239 255 13 12.6 3.4 | 205 17 7.3 15.4 5 500 5820 305 23 18.8 -13.2 | 275 14 13.6 -1.1 6 400 7440 310 29 22.2 -18.6 | 291 18 17.0 -6.6 7 300 9400 305 27 22.1 -15.5 | 281 17 16.9 -3.4 8 250 10570 310 35 26.8 -22.5 | 296 24 21.6 -10.4 9 200 11940 300 46 39.8 -23.0 | 288 36 34.6 -10.9 10 166 13046 290 35 32.9 -12.0 | 270 28 27.7 0.1 11 150 13650 290 25 23.5 -8.6 | 259 19 18.3 3.5 12 100 16130 300 27 23.4 -13.5 | 275 18 18.1 -1.4 13 70 18320 275 40 39.8 -3.5 | 256 36 34.6 8.6 14 50 20380 285 31 29.9 -8.0 | 261 25 24.7 4.0 Wind Parameters Mean winds (0-6000m): 306.6 at 17.5 knts Storm direction: 336.6 at 13.2 knts Shear (0-3000m) pos: 0.9 neg: 4.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -138.1 deg Storm rel helicity (0-3000m) pos: 18.0 neg: -35.7 tot: -17.7 m^2/s^2 ave: -5.9 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 27.20 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 ------------------------------------------------------------------------------- 500 348 22 5 9| 5.6 0.0 5.6| 10.1 0.0 10.1 20.2 0.59| 7.4 4.4 1000 352 21 15 9| 2.6 0.0 2.6| 18.0 -1.5 16.5 16.5 0.56| 6.2 3.5 1500 349 20 13 7| 1.8 3.1 4.9| 18.0 -10.3 7.7 5.1 -0.04| 7.3 -0.3 2000 343 18 359 6| 1.3 3.8 5.2| 18.0 -15.8 2.2 1.1 -0.18| 7.0 -1.3 2500 336 18 334 4| 1.1 4.0 5.1| 18.0 -23.6 -5.6 -2.2 -0.24| 6.7 -1.6 3000 329 17 305 4| 0.9 4.0 4.9| 18.0 -35.7 -17.7 -5.9 -0.29| 6.4 -1.9 4000 315 16 265 6| 0.6 3.1 3.7| 39.7 -40.3 -0.6 -0.1 -0.16| 5.7 -0.9 5000 307 17 256 8| 1.0 2.5 3.5| 68.3 -40.3 28.0 5.6 -0.00| 5.3 -0.0 6000 307 18 260 9| 1.4 2.1 3.5| 93.8 -40.3 53.5 8.9 0.12| 5.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//EN400/skewt/EN400.skewt.20251228.12.gif