UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122111.upa.cvt Date: 1100Z 21 DEC 25 Searching for EG808... Searching the city database file for: EG808 ... Date:1100Z 21 DEC 25 Station: EG808 WMO ident: 3808 Latitude: 50.37 Longitude: -5.53 ------------------------------------------------------------------------------- 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 26 130 3 SFC 993 84 7.4 6.7 95 0.7 7.1 130 3 281.1 282.2 280.5 298.1 6.20 2 979 201 7.4 5.8 90 1.6 6.6 129 8 282.3 283.3 280.7 298.6 5.91 3 975 235 8.0 4.5 79 3.5 6.2 129 9 283.2 284.1 280.6 298.3 5.41 4 974 243 8.0 4.5 79 3.5 6.2 129 10 283.3 284.2 280.6 298.4 5.42 5 925 667 4.8 4.5 98 0.3 4.6 125 27 284.2 285.2 281.4 300.1 5.71 6 921 702 4.6 4.6 100 0.0 4.6 124 27 284.4 285.4 281.5 300.5 5.78 7 896 926 3.2 3.2 100 0.0 3.2 121 26 285.2 286.1 281.4 300.3 5.38 8 887 1008 2.6 1.4 92 1.2 2.0 120 26 285.4 286.2 280.8 298.8 4.77 9 879 1082 2.0 1.4 96 0.6 1.7 119 25 285.5 286.3 280.9 299.1 4.82 10 877 1100 2.0 0.6 90 1.4 1.4 119 25 285.7 286.5 280.7 298.6 4.55 11 874 1128 1.6 1.4 99 0.2 1.5 118 25 285.5 286.4 281.0 299.2 4.84 12 871 1155 1.6 0.7 94 0.9 1.2 118 25 285.8 286.6 280.8 298.9 4.62 13 860 1258 1.2 -0.1 91 1.3 0.6 116 24 286.4 287.2 280.9 299.0 4.41 14 851 1343 0.4 0.2 99 0.2 0.3 115 24 286.5 287.3 281.1 299.4 4.56 15 850 1352 0.4 -0.1 96 0.5 0.2 115 24 286.6 287.3 281.0 299.3 4.47 16 847 1380 0.4 -0.8 92 1.2 -0.2 115 24 286.9 287.6 280.9 299.0 4.26 17 834 1504 -0.7 -0.7 100 0.0 -0.7 117 24 287.0 287.7 281.1 299.4 4.36 18 829 1552 -1.1 -1.2 99 0.1 -1.2 118 25 287.0 287.8 280.9 299.1 4.22 19 826 1581 -1.1 -2.1 93 1.0 -1.5 119 25 287.3 288.0 280.8 298.7 3.97 20 823 1610 -1.3 -1.6 98 0.3 -1.4 119 25 287.4 288.1 281.0 299.2 4.13 21 820 1639 -1.3 -3.2 87 1.9 -2.1 120 25 287.7 288.4 280.6 298.3 3.68 22 812 1717 -2.1 -2.5 97 0.4 -2.3 121 25 287.7 288.4 280.8 298.9 3.92 23 799 1846 -2.9 -4.9 86 2.0 -3.7 123 26 288.2 288.7 280.4 297.8 3.32 24 789 1945 -3.5 -4.4 93 0.9 -3.8 125 26 288.6 289.2 280.7 298.7 3.49 25 783 2006 -3.9 -5.5 89 1.6 -4.6 126 26 288.8 289.3 280.6 298.2 3.24 26 773 2107 -4.7 -5.5 94 0.8 -5.0 127 26 289.0 289.5 280.7 298.5 3.28 27 754 2303 -5.7 -7.4 88 1.7 -6.3 130 27 289.9 290.5 280.7 298.5 2.90 28 749 2355 -6.3 -7.4 92 1.1 -6.7 131 27 289.8 290.4 280.6 298.4 2.92 29 735 2502 -6.7 -8.3 88 1.6 -7.3 134 28 291.0 291.5 281.0 299.2 2.78 30 702 2860 -8.9 -9.5 95 0.6 -9.1 140 29 292.4 292.9 281.4 300.3 2.65 31 700 2882 -9.1 -9.9 94 0.8 -9.4 140 29 292.4 292.9 281.4 300.1 2.57 32 660 3335 -11.9 -12.2 98 0.3 -12.0 141 30 294.2 294.6 281.8 301.1 2.27 33 648 3476 -12.7 -13.1 97 0.4 -12.8 141 30 294.9 295.2 281.9 301.4 2.15 34 612 3909 -16.1 -17.7 87 1.6 -16.5 142 31 295.8 296.1 281.6 300.6 1.55 35 609 3946 -16.3 -17.3 92 1.0 -16.6 142 31 296.0 296.3 281.7 301.0 1.61 36 565 4507 -20.3 -22.2 85 1.9 -20.7 143 32 297.7 297.9 281.9 301.3 1.14 37 558 4599 -21.1 -22.7 87 1.6 -21.4 143 32 297.8 298.0 281.9 301.3 1.11 38 531 4964 -23.7 -25.7 84 2.0 -24.1 144 32 299.0 299.1 282.1 301.8 0.89 39 528 5005 -24.1 -26.7 79 2.6 -24.5 144 32 299.0 299.1 282.0 301.6 0.81 40 527 5019 -24.1 -26.0 84 1.9 -24.4 144 32 299.1 299.3 282.1 301.9 0.87 41 524 5060 -24.7 -27.8 75 3.1 -25.2 144 32 298.9 299.0 281.9 301.3 0.74 42 517 5158 -25.5 -27.4 84 1.9 -25.8 145 33 299.1 299.2 282.0 301.6 0.78 43 512 5229 -26.1 -28.7 79 2.6 -26.5 145 33 299.2 299.3 282.0 301.5 0.70 44 508 5285 -26.5 -28.7 82 2.2 -26.8 145 33 299.4 299.5 282.0 301.7 0.70 45 505 5328 -26.9 -29.8 76 2.9 -27.3 145 33 299.4 299.5 282.0 301.5 0.64 46 500 5400 -27.3 -30.0 78 2.7 -27.7 145 33 299.8 299.9 282.1 301.8 0.63 47 491 5530 -28.3 -30.7 80 2.4 -28.6 147 34 300.1 300.2 282.2 302.1 0.60 48 487 5589 -28.9 -30.6 85 1.7 -29.1 147 34 300.1 300.2 282.2 302.1 0.61 49 483 5648 -29.3 -31.6 80 2.3 -29.6 148 34 300.3 300.4 282.3 302.1 0.56 50 475 5767 -30.3 -32.1 84 1.8 -30.5 150 35 300.5 300.6 282.3 302.3 0.55 51 472 5812 -30.7 -33.0 80 2.3 -31.0 150 35 300.5 300.6 282.3 302.2 0.50 52 464 5933 -31.7 -33.3 86 1.6 -31.9 152 36 300.7 300.8 282.4 302.4 0.50 53 459 6009 -32.3 -35.8 71 3.5 -32.7 153 36 300.9 301.0 282.3 302.3 0.39 54 458 6024 -32.7 -35.6 75 2.9 -33.0 153 37 300.6 300.7 282.2 302.0 0.40 55 400 6960 -41.1 -43.9 74 2.8 -41.3 165 42 301.6 301.6 282.3 302.3 0.19 56 304 8756 -57.3 -60.4 68 3.1 -57.3 165 58 303.4 303.4 282.8 303.6 0.04 57 300 8840 -57.1 -60.8 63 3.7 -57.2 170 56 304.9 304.9 283.4 305.0 0.04 58 250 10010 -54.1 -77.1 4 23.0 -54.4 175 51 325.6 325.6 290.5 325.7 0.00 59 200 11440 -53.9 -80.9 2 27.0 -54.2 165 27 347.4 347.4 296.1 347.4 0.00 60 150 13290 -54.7 -82.7 2 28.0 -55.1 175 21 375.8 375.8 301.6 375.8 0.00 61 100 15860 -58.5 -85.5 2 27.0 -58.9 240 14 414.7 414.7 307.1 414.7 0.00 62 78 17403 -63.1 -87.1 3 24.0 -63.4 237 26 435.7 435.7 309.4 435.7 0.00 63 70 18070 -61.5 -87.5 2 26.0 -61.9 235 31 452.8 452.8 311.1 452.8 0.00 64 68 18250 -60.9 -86.9 2 26.0 -61.3 238 32 457.9 457.9 311.6 457.9 0.00 65 65 18530 -62.1 -87.1 2 25.0 -62.4 243 34 461.2 461.2 311.9 461.2 0.00 66 51 20037 -60.3 -87.3 2 27.0 -60.9 268 42 498.5 498.6 314.8 498.6 0.00 67 50 20160 -60.9 -87.9 2 27.0 -61.4 270 43 500.0 500.0 314.9 500.0 0.00 68 35 22357 -64.1 -89.1 2 25.0 -64.6 277 48 545.3 545.3 317.8 545.3 0.00 69 32 22906 -63.7 -89.7 2 26.0 -64.3 279 49 560.5 560.5 318.6 560.6 0.00 70 30 23300 -65.3 -90.3 2 25.0 -65.8 280 50 566.6 566.6 319.0 566.6 0.00 71 29 23506 -65.9 -89.9 2 24.0 -66.4 280 51 570.5 570.5 319.2 570.5 0.00 72 27 23941 -63.5 -89.5 2 26.0 -64.1 280 54 589.0 589.0 320.1 589.0 0.00 73 25 24411 -64.5 -90.5 2 26.0 -65.1 280 57 599.2 599.3 320.6 599.3 0.00 74 25 24411 -63.3 -89.3 2 26.0 -64.0 280 57 602.7 602.7 320.7 602.7 0.01 75 22 25190 -66.1 -90.1 2 24.0 -66.7 280 61 616.8 616.8 321.3 616.8 0.01 76 20 25770 -64.3 -90.3 2 26.0 -65.1 280 65 639.4 639.4 322.3 639.4 0.01 77 16 27123 -67.5 -91.5 2 24.0 -68.1 275 74 671.0 671.0 323.4 671.1 0.01 78 13 28377 -66.1 -92.1 1 26.0 -67.0 271 82 716.9 717.0 325.0 717.0 0.01 79 12 28864 -64.1 -91.1 1 27.0 -65.4 269 86 740.6 740.6 325.7 740.7 0.01 80 10 29970 -67.7 -91.7 2 24.0 -68.7 265 93 766.8 766.8 326.4 766.9 0.01 81 9.6 30215 -68.9 -91.9 2 23.0 -69.8 771.3 771.3 326.5 771.4 0.01 82 7.8 31466 -66.1 -92.1 1 26.0 -67.5 829.7 829.7 328.0 829.8 0.01 83 7.1 32035 -66.9 -91.9 2 25.0 -68.3 849.1 849.1 328.4 849.1 0.01 84 6.4 32666 -64.1 -91.1 1 27.0 -66.2 886.5 886.5 329.1 886.6 0.01 85 5.9 33161 -66.5 -91.5 2 25.0 -68.2 897.0 897.0 329.4 897.1 0.01 86 5.7 33372 -62.9 -90.9 1 28.0 -65.5 921.6 921.6 329.8 921.8 0.02 87 5.5 33592 -63.7 -89.7 2 26.0 -66.2 927.5 927.6 329.9 927.8 0.02 TRP 304 8756 -57.3 -60.4 68 3.1 -57.3 165 58 303.4 303.4 282.8 303.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5374.00 m Freezing level: 842.27 mb = 1425.42 m = 4676.52 ft Wetbulb zero: 848.33 mb = 1367.77 m = 4487.38 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 90.60 % Est. max temperature: 13.16 C = 55.70 F Sfc-Lift cond lev (LCL): 982.48 mb = 171.69 m = 563.28 ft T: 7.40 C 700-500 lapse rate: 7.23 C/km ThetaE index: 1.65 C Layer 896.0- 879.0 mb Conv cond level (CCL): 912.02 mb = 782.17 m = 2566.13 ft Mean mixing ratio: 5.63 g/kg Conv temperature: 10.93 C = 51.67 F Cap Strength: 2.01 C Lifted Index: 2.04 C Risk: None Lifted Index @300 mb: 3.93 C Lifted Index @700 mb: 0.67 C Showalter Index: 2.15 C Risk: Showers probable Total Totals Index: 54.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 27.20 C K Index: 26.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 199.00 Risk: None Energy Index: 0.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.38 J/kg Max Up Vert Vel: 4.77 m/s Conv Inhibition (B-): 8.17 J/kg Cap Strength: 1.91 C Lift Cond Lev (LCL): 924.24 mb = 673.71 m = 2210.31 ft Lev Free Conv (LFC): 809.24 mb = 1744.48 m = 5723.28 ft Equ Level (EL): 759.24 mb = 2248.20 m = 7375.91 ft B at Equ Level: 11.35 J/kg Max Parcel Lev (MPL): 689.24 mb = 3001.31 m = 9846.69 ft Wind level data Storm motion: 167 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 ---------------------------------------------------------- 0 993 84 130 3 -2.3 1.9 | 353 19 2.3 -18.8 1 925 667 125 27 -22.1 15.5 | 73 18 -17.5 -5.2 2 850 1352 115 24 -21.8 10.1 | 58 20 -17.1 -10.6 3 700 2882 140 29 -18.6 22.2 | 96 14 -14.0 1.5 4 500 5400 145 33 -18.9 27.0 | 114 16 -14.3 6.3 5 400 6960 165 42 -10.9 40.6 | 162 21 -6.3 19.9 6 304 8756 165 58 -15.0 56.0 | 164 37 -10.4 35.3 7 300 8840 170 56 -9.7 55.1 | 172 35 -5.1 34.4 8 250 10010 175 51 -4.4 50.8 | 180 30 0.2 30.1 9 200 11440 165 27 -7.0 26.1 | 156 6 -2.4 5.4 10 150 13290 175 21 -1.8 20.9 | 266 3 2.8 0.2 11 100 15860 240 14 12.1 7.0 | 309 22 16.7 -13.7 12 70 18070 235 31 25.4 17.8 | 276 30 30.0 -2.9 13 50 20160 270 43 43.0 -0.0 | 294 52 47.6 -20.7 14 30 23300 280 50 49.2 -8.7 | 299 61 53.8 -29.4 15 20 25770 280 65 64.0 -11.3 | 295 76 68.6 -32.0 16 10 29970 265 93 92.6 8.1 | 277 98 97.3 -12.6 Wind Parameters Mean winds (0-6000m): 137.5 at 28.3 knts Storm direction: 167.5 at 21.2 knts Shear (0-3000m) pos: 1.9 neg: 3.7 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 104.6 deg Storm rel helicity (0-3000m) pos: 135.2 neg: -23.8 tot: 111.4 m^2/s^2 ave: 37.1 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.35 Bulk Shear: 32.14 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 ------------------------------------------------------------------------------- 500 126 13 25 14| 0.0 21.2 21.2| 73.8 0.0 73.8 147.6 0.91| 21.3 19.3 1000 124 20 50 15| 0.0 11.4 11.4| 85.4 -14.9 70.5 70.5 0.67| 14.0 9.4 1500 121 21 54 17| 0.0 7.5 7.5| 92.2 -23.8 68.4 45.6 0.59| 10.5 6.1 2000 122 22 58 17| 1.0 5.6 6.6|108.8 -23.8 84.9 42.5 0.62| 8.9 5.5 2500 124 23 63 17| 1.7 4.5 6.2|124.6 -23.8 100.8 40.3 0.65| 8.0 5.2 3000 127 24 68 16| 1.9 3.7 5.6|135.2 -23.8 111.4 37.1 0.67| 7.2 4.8 4000 131 26 76 15| 1.7 2.8 4.5|142.2 -23.8 118.4 29.6 0.68| 5.6 3.8 5000 134 27 83 15| 1.5 2.2 3.8|149.4 -23.8 125.6 25.1 0.69| 4.7 3.2 6000 137 28 91 15| 1.9 1.9 3.7|179.6 -23.8 155.8 26.0 0.73| 4.5 3.3 Wrote GIF file: /home/apache/climate/data/raob//EG808/skewt/EG808.skewt.20251221.11.gif