UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122023.upa.cvt Date: 2300Z 20 DEC 25 Searching for EG808... Searching the city database file for: EG808 ... Date:2300Z 20 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 15 180 6 SFC 991 90 7.4 5.3 87 2.1 6.3 180 6 281.3 282.2 279.9 296.8 5.63 2 987 123 8.2 4.3 76 3.9 6.3 181 7 282.4 283.3 280.0 297.0 5.27 3 969 275 7.6 3.5 75 4.1 5.6 185 12 283.3 284.2 280.2 297.5 5.07 4 932 595 4.6 2.8 88 1.8 3.7 193 22 283.4 284.3 280.2 297.4 5.02 5 925 656 4.2 1.9 85 2.3 3.1 195 24 283.6 284.4 280.0 296.9 4.74 6 915 744 3.4 1.5 87 1.9 2.5 194 24 283.7 284.5 279.9 296.7 4.66 7 910 789 3.4 0.3 80 3.1 2.0 193 25 284.1 284.9 279.6 296.2 4.29 8 909 798 3.0 0.6 84 2.4 1.9 193 25 283.8 284.5 279.6 296.1 4.39 9 906 825 3.2 -1.0 74 4.2 1.4 193 25 284.3 284.9 279.3 295.4 3.92 10 899 887 2.4 -1.8 74 4.2 0.6 192 25 284.1 284.7 278.9 294.6 3.72 11 890 969 1.6 -1.9 78 3.5 0.1 190 25 284.1 284.7 278.9 294.6 3.73 12 881 1051 0.8 -0.9 88 1.7 0.1 189 26 284.1 284.8 279.3 295.5 4.06 13 872 1133 0.6 -3.3 75 3.9 -1.0 188 26 284.7 285.3 278.9 294.5 3.43 14 860 1244 0.0 -5.0 69 5.0 -2.0 186 27 285.2 285.7 278.6 294.0 3.06 15 851 1329 -0.9 -2.5 89 1.6 -1.6 185 27 285.1 285.8 279.4 295.7 3.74 16 850 1338 -0.9 -2.4 90 1.5 -1.5 185 27 285.2 285.9 279.5 295.9 3.77 17 840 1432 -1.9 -2.5 96 0.6 -2.1 185 27 285.1 285.8 279.5 295.9 3.78 18 838 1451 -1.3 -4.0 82 2.7 -2.4 185 28 285.9 286.5 279.4 295.7 3.39 19 834 1489 -1.3 -5.4 74 4.1 -2.9 185 28 286.3 286.9 279.1 295.2 3.06 20 832 1508 -1.1 -7.1 64 6.0 -3.3 185 28 286.7 287.2 278.9 294.6 2.69 21 830 1528 -1.1 -5.6 71 4.5 -2.9 185 28 286.9 287.5 279.4 295.7 3.03 22 829 1537 -1.1 -6.0 69 4.9 -3.0 185 28 287.0 287.6 279.4 295.6 2.94 23 824 1585 -1.5 -6.0 71 4.5 -3.3 185 28 287.1 287.6 279.4 295.7 2.96 24 820 1624 -1.7 -6.7 69 5.0 -3.6 185 28 287.3 287.8 279.3 295.5 2.82 25 815 1673 -1.9 -9.9 54 8.0 -4.7 185 29 287.6 288.0 278.7 294.1 2.21 26 803 1790 -3.1 -11.1 54 8.0 -5.8 185 29 287.5 287.9 278.4 293.6 2.04 27 788 1939 -3.9 -14.9 42 11.0 -7.2 185 30 288.2 288.5 278.0 292.8 1.52 28 786 1959 -4.1 -15.1 42 11.0 -7.4 185 30 288.2 288.5 278.0 292.8 1.50 29 783 1989 -4.3 -13.3 49 9.0 -7.1 185 30 288.3 288.6 278.4 293.6 1.75 30 774 2080 -4.9 -16.9 38 12.0 -8.3 185 30 288.6 288.9 278.0 292.6 1.31 31 770 2121 -5.1 -15.1 45 10.0 -8.1 185 31 288.9 289.1 278.4 293.5 1.53 32 756 2265 -6.1 -15.1 49 9.0 -8.8 185 31 289.3 289.6 278.6 294.0 1.56 33 750 2327 -6.5 -18.5 38 12.0 -9.7 185 32 289.5 289.7 278.2 293.1 1.18 34 737 2463 -7.3 -22.3 29 15.0 -10.9 185 32 290.1 290.2 278.0 292.8 0.87 35 734 2495 -7.5 -20.5 35 13.0 -10.8 185 32 290.2 290.4 278.3 293.4 1.02 36 731 2527 -7.7 -16.7 48 9.0 -10.2 185 32 290.3 290.6 278.9 294.6 1.41 37 724 2602 -8.3 -16.3 52 8.0 -10.5 185 33 290.5 290.7 279.1 295.0 1.48 38 720 2645 -8.7 -15.7 57 7.0 -10.7 185 33 290.5 290.8 279.2 295.2 1.56 39 718 2666 -8.9 -15.9 57 7.0 -10.9 185 33 290.5 290.8 279.1 295.2 1.54 40 716 2688 -9.1 -18.1 48 9.0 -11.5 185 33 290.5 290.8 278.8 294.4 1.28 41 710 2753 -9.7 -17.7 52 8.0 -11.8 185 33 290.6 290.8 278.9 294.6 1.34 42 700 2862 -10.5 -19.5 48 9.0 -12.8 185 34 290.9 291.1 278.8 294.4 1.16 43 694 2928 -11.1 -19.1 52 8.0 -13.1 185 34 290.9 291.1 278.9 294.6 1.22 44 686 3017 -11.5 -23.5 36 12.0 -14.2 185 35 291.4 291.6 278.6 294.1 0.84 45 676 3129 -12.1 -23.1 39 11.0 -14.5 186 36 292.0 292.1 279.0 294.7 0.88 46 674 3152 -11.9 -26.9 28 15.0 -14.9 186 36 292.5 292.6 278.9 294.5 0.63 47 670 3198 -11.5 -33.5 14 22.0 -15.2 186 36 293.4 293.5 278.9 294.5 0.34 48 669 3209 -11.5 -33.5 14 22.0 -15.2 186 36 293.5 293.6 278.9 294.6 0.34 49 662 3290 -12.1 -35.1 13 23.0 -15.7 186 36 293.7 293.8 279.0 294.7 0.29 50 635 3606 -14.9 -26.9 35 12.0 -17.2 186 38 294.1 294.2 279.6 296.2 0.67 51 625 3726 -16.1 -29.1 32 13.0 -18.4 187 39 294.0 294.1 279.4 295.8 0.55 52 622 3762 -16.3 -30.3 29 14.0 -18.7 187 39 294.2 294.3 279.4 295.8 0.49 53 500 5360 -30.3 -39.3 41 9.0 -31.1 190 49 296.1 296.1 280.0 297.0 0.25 54 400 6910 -39.5 -44.4 60 4.9 -39.8 165 67 303.7 303.7 283.1 304.3 0.18 55 303 8747 -54.9 -59.1 60 4.1 -55.0 175 91 307.0 307.1 284.2 307.2 0.04 56 301 8789 -55.3 -59.4 60 4.1 -55.4 175 90 307.1 307.1 284.3 307.3 0.04 57 300 8810 -55.3 -59.8 57 4.5 -55.4 175 88 307.4 307.4 284.4 307.6 0.04 58 250 9990 -50.7 -78.7 2 28.0 -51.1 180 44 330.7 330.7 291.9 330.7 0.00 59 200 11440 -51.3 -80.3 2 29.0 -51.7 185 51 351.5 351.5 297.0 351.5 0.00 60 150 13310 -52.3 -82.3 2 30.0 -52.8 190 36 380.0 380.0 302.2 380.0 0.00 61 100 15910 -57.7 -85.7 2 28.0 -58.1 200 43 416.2 416.2 307.3 416.3 0.00 62 77 17542 -62.5 -87.5 2 25.0 -62.8 222 41 438.6 438.6 309.7 438.6 0.00 63 70 18130 -63.1 -88.1 2 25.0 -63.4 230 40 449.4 449.4 310.8 449.4 0.00 64 69 18218 -63.3 -88.3 2 25.0 -63.6 231 40 450.8 450.8 310.9 450.8 0.00 65 65 18585 -63.1 -88.1 2 25.0 -63.4 234 42 459.0 459.0 311.7 459.0 0.00 66 63 18778 -60.9 -87.9 2 27.0 -61.3 236 43 468.0 468.0 312.5 468.0 0.00 67 58 19289 -63.3 -88.3 2 25.0 -63.6 241 44 473.8 473.8 313.0 473.8 0.00 68 55 19617 -59.7 -87.7 1 28.0 -60.2 244 46 489.3 489.3 314.2 489.3 0.00 69 50 20210 -61.5 -88.5 2 27.0 -62.0 250 48 498.6 498.6 314.8 498.6 0.00 70 39 21744 -63.1 -90.1 1 27.0 -63.6 257 52 531.2 531.2 317.0 531.2 0.00 71 36 22232 -66.3 -91.3 2 25.0 -66.7 260 53 535.2 535.2 317.2 535.3 0.00 72 36 22232 -64.5 -90.5 2 26.0 -65.0 260 53 539.9 539.9 317.5 539.9 0.00 73 30 23340 -66.9 -90.9 2 24.0 -67.3 265 56 562.3 562.3 318.8 562.3 0.00 74 23 24928 -69.9 -91.9 3 22.0 -70.2 272 70 597.8 597.8 320.5 597.8 0.00 75 21 25469 -68.7 -91.7 2 23.0 -69.1 274 74 617.2 617.2 321.4 617.2 0.00 76 20 25760 -69.5 -92.5 2 23.0 -69.9 275 77 623.4 623.4 321.6 623.5 0.00 77 19 26066 -69.7 -92.7 2 23.0 -70.1 276 80 632.0 632.0 322.0 632.0 0.00 78 17 26733 -67.5 -91.5 2 24.0 -68.1 277 85 659.5 659.5 323.0 659.5 0.01 79 14 27896 -69.9 -92.9 2 23.0 -70.4 280 94 689.0 689.0 324.1 689.1 0.00 80 13 28339 -68.1 -93.1 2 25.0 -68.8 281 98 710.0 710.0 324.7 710.1 0.00 81 12 28817 -70.3 -94.3 2 24.0 -70.9 282 102 718.7 718.7 325.0 718.7 0.00 82 12 28817 -68.5 -93.5 2 25.0 -69.2 282 102 725.0 725.0 325.2 725.1 0.00 83 10 29910 -68.7 -93.7 2 25.0 -69.5 285 111 763.1 763.1 326.3 763.1 0.01 84 8.8 30678 -67.5 -93.5 1 26.0 -68.6 796.2 796.2 327.1 796.2 0.01 85 8.5 30888 -64.3 -92.3 1 28.0 -66.0 816.6 816.6 327.7 816.7 0.01 86 8.1 31184 -63.3 -91.3 1 28.0 -65.3 831.9 831.9 328.0 832.0 0.01 87 7.8 31415 -64.7 -91.7 1 27.0 -66.4 835.3 835.3 328.1 835.4 0.01 88 7.6 31574 -63.5 -90.5 1 27.0 -65.5 846.4 846.4 328.3 846.5 0.01 89 7.0 32076 -66.3 -92.3 1 26.0 -67.8 855.0 855.0 328.5 855.1 0.01 90 6.6 32434 -63.9 -91.9 1 28.0 -66.0 879.6 879.6 329.0 879.7 0.01 TRP 301 8789 -55.3 -59.4 60 4.1 -55.4 175 90 307.1 307.1 284.3 307.3 0.04 WND 303 8747 -54.9 -59.1 60 4.1 -55.0 175 91 307.0 307.1 284.2 307.2 0.04 Sounding variables and indices 1000-500 mb thick: 5345.00 m Freezing level: 860.00 mb = 1244.38 m = 4082.57 ft Wetbulb zero: 880.35 mb = 1056.53 m = 3466.27 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 49.27 % Est. max temperature: 11.24 C = 52.23 F Sfc-Lift cond lev (LCL): 959.66 mb = 354.47 m = 1162.93 ft T: 6.85 C 700-500 lapse rate: 7.93 C/km ThetaE index: 2.95 C Layer 820.0- 783.0 mb Conv cond level (CCL): 887.75 mb = 989.12 m = 3245.09 ft Mean mixing ratio: 4.77 g/kg Conv temperature: 10.18 C = 50.32 F Cap Strength: 2.37 C Lifted Index: 0.97 C Risk: Showers probable Lifted Index @300 mb: 7.61 C Lifted Index @700 mb: 0.85 C Showalter Index: 1.56 C Risk: Showers probable Total Totals Index: 57.30 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.40 C Cross Totals Index: 27.90 C K Index: 18.00 Risk: < 20 % chance of thunderstorms Sweat Index: 269.00 Risk: None Energy Index: 0.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.66 J/kg Max Up Vert Vel: 3.36 m/s Conv Inhibition (B-): 51227.14 J/kg Cap Strength: 2.37 C Lift Cond Lev (LCL): 896.33 mb = 911.50 m = 2990.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 217 at 27 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 ---------------------------------------------------------- 0 991 90 180 6 0.0 6.0 | 46 23 -16.3 -15.7 1 925 656 195 24 6.2 23.2 | 98 10 -10.1 1.5 2 850 1338 185 27 2.4 26.9 | 110 15 -13.9 5.2 3 700 2862 185 34 3.0 33.9 | 132 18 -13.3 12.1 4 500 5360 190 49 8.5 48.3 | 164 28 -7.8 26.5 5 400 6910 165 67 -17.3 64.7 | 142 55 -33.6 43.0 6 303 8747 175 91 -7.9 90.7 | 161 73 -24.2 68.9 7 301 8789 175 90 -7.8 89.7 | 160 72 -24.1 67.9 8 300 8810 175 88 -7.7 87.7 | 160 70 -23.9 65.9 9 250 9990 180 44 0.0 44.0 | 144 28 -16.3 22.3 10 200 11440 185 51 4.4 50.8 | 158 31 -11.8 29.1 11 150 13310 190 36 6.3 35.5 | 144 17 -10.0 13.7 12 100 15910 200 43 14.7 40.4 | 175 19 -1.6 18.7 13 70 18130 230 40 30.6 25.7 | 255 15 14.4 4.0 14 50 20210 250 48 45.1 16.4 | 280 29 28.8 -5.3 15 30 23340 265 56 55.8 4.9 | 293 43 39.5 -16.9 16 20 25760 275 77 76.7 -6.7 | 295 67 60.4 -28.4 17 10 29910 285 111 107.2 -28.7 | 299 104 91.0 -50.5 Wind Parameters Mean winds (0-6000m): 186.8 at 36.2 knts Storm direction: 216.8 at 27.1 knts Shear (0-3000m) pos: 3.2 neg: 2.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 90.3 deg Storm rel helicity (0-3000m) pos: 96.2 neg: 0.0 tot: 96.2 m^2/s^2 ave: 32.1 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 66.16 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 ------------------------------------------------------------------------------- 500 192 14 59 16| 16.6 0.0 16.6| 50.0 0.0 50.0 100.1 0.71| 16.7 11.9 1000 192 19 77 13| 8.3 2.3 10.6| 61.1 0.0 61.1 61.1 0.71| 11.2 7.9 1500 189 22 89 13| 5.5 2.5 8.0| 68.1 0.0 68.1 45.4 0.69| 8.5 5.9 2000 188 24 98 13| 4.1 2.4 6.5| 76.8 0.0 76.8 38.4 0.71| 7.0 5.0 2500 187 25 105 14| 3.3 2.4 5.7| 85.5 0.0 85.5 34.2 0.72| 6.0 4.4 3000 187 27 110 14| 3.2 2.0 5.2| 96.2 0.0 96.2 32.1 0.73| 5.5 4.0 4000 187 30 121 15| 3.2 1.5 4.7|123.3 0.0 123.3 30.8 0.75| 4.9 3.7 5000 187 33 132 16| 3.2 1.2 4.4|152.2 0.0 152.2 30.4 0.75| 4.6 3.4 6000 187 36 140 19| 2.7 2.1 4.8|158.9 -54.0 104.9 17.5 0.47| 5.1 2.4 Wrote GIF file: /home/apache/climate/data/raob//EG808/skewt/EG808.skewt.20251220.23.gif