UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for EBBE... Searching the city database file for: EBBE ... Date:2300Z 20 APR 25 Station: EBBE WMO ident: 6458 Latitude: 50.75 Longitude: 4.77 Elevation: 127.00 ------------------------------------------------------------------------------- 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 72 100 4 SFC 996 127 8.6 5.1 79 3.5 6.8 100 4 282.1 283.0 280.1 297.4 5.53 2 994 143 7.8 7.1 95 0.7 7.5 104 4 281.4 282.5 280.8 298.9 6.37 3 990 175 11.4 5.4 67 6.0 8.3 111 4 285.4 286.4 281.9 301.3 5.68 4 989 183 11.4 5.4 67 6.0 8.3 113 4 285.5 286.4 281.9 301.4 5.69 5 962 406 11.2 4.2 62 7.0 7.6 163 4 287.5 288.5 282.5 302.8 5.37 6 925 721 8.6 2.6 66 6.0 5.6 235 5 288.1 289.0 282.3 302.3 4.99 7 922 748 8.4 2.4 66 6.0 5.4 235 5 288.2 289.0 282.3 302.2 4.93 8 913 829 8.2 -2.8 46 11.0 3.3 234 6 288.8 289.4 280.7 298.6 3.40 9 850 1416 4.2 -4.8 52 9.0 0.4 230 14 290.5 291.1 281.2 299.8 3.14 10 842 1493 3.8 -3.2 60 7.0 0.7 230 14 290.9 291.5 281.9 301.4 3.58 11 815 1757 2.4 -10.6 38 13.0 -2.3 229 14 292.2 292.5 280.7 298.4 2.09 12 751 2412 -2.9 -9.9 58 7.0 -5.4 227 13 293.3 293.7 281.5 300.5 2.40 13 724 2701 -4.3 -7.9 76 3.6 -5.7 226 13 294.9 295.4 282.8 303.6 2.91 14 701 2955 -5.7 -11.7 63 6.0 -7.8 225 13 296.1 296.5 282.5 302.8 2.22 15 700 2966 -5.9 -12.9 58 7.0 -8.2 225 13 296.0 296.3 282.3 302.1 2.02 16 697 3000 -5.7 -20.7 30 15.0 -9.7 224 13 296.5 296.7 281.3 299.9 1.05 17 671 3297 -7.1 -23.1 27 16.0 -11.1 213 13 298.2 298.4 281.8 301.1 0.89 18 640 3664 -9.7 -27.7 22 18.0 -13.6 200 12 299.3 299.4 281.9 301.3 0.61 19 614 3983 -12.1 -22.1 43 10.0 -14.5 188 12 300.1 300.3 282.8 303.5 1.06 20 576 4467 -16.3 -31.3 26 15.0 -18.9 170 12 300.7 300.8 282.3 302.4 0.49 21 554 4760 -17.5 -39.5 13 22.0 -20.5 159 12 302.7 302.7 282.8 303.5 0.22 22 537 4993 -18.9 -39.9 14 21.0 -21.6 150 11 303.7 303.8 283.2 304.5 0.22 23 501 5505 -23.3 -34.3 36 11.0 -24.8 131 11 304.5 304.5 283.7 305.9 0.42 24 500 5520 -23.3 -32.3 43 9.0 -24.6 130 11 304.6 304.7 284.0 306.4 0.51 25 499 5535 -23.3 -29.3 58 6.0 -24.3 130 11 304.8 304.9 284.2 307.1 0.68 26 496 5579 -23.3 -37.3 27 14.0 -25.1 130 11 305.3 305.4 284.0 306.4 0.31 27 474 5909 -26.3 -30.7 66 4.4 -27.0 128 11 305.6 305.7 284.4 307.7 0.62 28 423 6720 -33.1 -36.3 73 3.2 -33.4 123 12 307.0 307.1 284.7 308.4 0.41 29 400 7110 -36.5 -42.5 54 6.0 -37.0 120 12 307.6 307.6 284.7 308.4 0.23 30 386 7356 -38.5 -50.5 27 12.0 -39.1 114 13 308.1 308.1 284.7 308.4 0.10 31 364 7757 -41.1 -53.1 26 12.0 -41.6 105 15 309.8 309.8 285.4 310.1 0.08 32 332 8374 -46.5 -49.3 73 2.8 -46.6 91 18 310.7 310.7 285.7 311.2 0.13 33 324 8536 -48.1 -61.1 21 13.0 -48.4 87 19 310.6 310.7 285.6 310.8 0.03 34 323 8556 -48.1 -61.1 21 13.0 -48.4 87 19 310.9 310.9 285.7 311.0 0.03 35 317 8679 -49.1 -56.1 44 7.0 -49.3 84 19 311.2 311.2 285.8 311.4 0.06 36 311 8804 -49.7 -61.7 23 12.0 -50.0 81 20 312.1 312.1 286.1 312.2 0.03 37 308 8868 -49.7 -68.7 9 19.0 -50.0 79 20 312.9 312.9 286.4 313.0 0.01 38 300 9040 -49.3 -75.3 3 26.0 -49.7 75 21 315.9 315.9 287.4 315.9 0.00 39 298 9084 -49.3 -76.3 3 27.0 -49.7 79 21 316.5 316.5 287.6 316.5 0.00 40 288 9306 -49.7 -67.7 10 18.0 -50.0 102 18 319.0 319.0 288.4 319.1 0.01 41 272 9676 -52.1 -68.1 13 16.0 -52.4 140 14 320.8 320.8 289.0 320.8 0.01 42 259 9991 -52.5 -69.5 11 17.0 -52.8 160 6 324.7 324.7 290.2 324.8 0.01 43 251 10194 -50.7 -70.7 8 20.0 -51.0 173 2 330.3 330.3 291.8 330.4 0.01 44 250 10220 -50.7 -71.7 7 21.0 -51.0 175 1 330.7 330.7 291.9 330.7 0.01 45 242 10431 -52.3 -74.3 5 22.0 -52.6 163 2 331.4 331.4 292.1 331.4 0.01 46 220 11055 -47.7 -71.7 5 24.0 -48.3 126 3 347.6 347.6 296.1 347.7 0.01 47 209 11392 -50.1 -73.1 5 23.0 -50.5 107 4 349.0 349.0 296.4 349.1 0.01 48 200 11680 -49.9 -71.9 6 22.0 -50.4 90 5 353.8 353.8 297.4 353.8 0.01 49 191 11981 -50.9 -72.9 6 22.0 -51.4 117 5 356.8 356.8 298.1 356.9 0.01 50 186 12154 -49.3 -73.3 4 24.0 -49.8 133 6 362.1 362.1 299.1 362.2 0.01 51 177 12479 -50.9 -74.9 4 24.0 -51.4 162 6 364.7 364.7 299.6 364.7 0.01 52 151 13517 -50.1 -76.1 3 26.0 -50.7 256 8 383.0 383.0 302.8 383.1 0.01 53 150 13560 -50.3 -75.3 4 25.0 -50.9 260 8 383.4 383.4 302.8 383.4 0.01 54 139 14055 -51.9 -76.9 3 25.0 -52.4 270 7 389.0 389.0 303.6 389.1 0.01 55 137 14150 -49.9 -74.9 4 25.0 -50.6 272 7 394.2 394.2 304.4 394.2 0.01 56 100 16190 -53.9 -79.9 3 26.0 -54.5 315 3 423.6 423.6 308.2 423.6 0.01 57 70 18480 -53.9 -78.9 3 25.0 -54.7 140 9 469.1 469.1 312.5 469.1 0.01 58 50 20630 -55.9 -80.9 3 25.0 -56.8 70 11 511.7 511.7 315.8 511.8 0.01 59 30 23910 -51.7 -79.7 2 28.0 -53.9 125 20 603.7 603.7 320.8 603.9 0.02 60 20 26530 -53.5 -80.5 2 27.0 -56.0 90 35 672.4 672.4 323.5 672.7 0.03 TRP 272 9676 -52.1 -68.1 13 16.0 -52.4 140 14 320.8 320.8 289.0 320.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5448.00 m Freezing level: 786.02 mb = 2053.35 m = 6736.63 ft Wetbulb zero: 835.59 mb = 1554.75 m = 5100.83 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 41.89 % Est. max temperature: 17.25 C = 63.04 F Sfc-Lift cond lev (LCL): 944.23 mb = 555.94 m = 1823.92 ft T: 9.96 C 700-500 lapse rate: 6.81 C/km ThetaE index: 4.11 C Layer 925.0- 850.0 mb Conv cond level (CCL): 786.38 mb = 2043.11 m = 6703.04 ft Mean mixing ratio: 4.90 g/kg Conv temperature: 19.19 C = 66.54 F Cap Strength: 4.78 C Lifted Index: 4.69 C Risk: None Lifted Index @300 mb: 10.39 C Lifted Index @700 mb: 2.75 C Showalter Index: 5.80 C Risk: None Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 18.50 C K Index: 15.70 Risk: < 20 % chance of thunderstorms Sweat Index: 39.00 Risk: None Energy Index: 1.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.56 J/kg Max Up Vert Vel: 5.58 m/s Conv Inhibition (B-): 42442.62 J/kg Cap Strength: 4.75 C Lift Cond Lev (LCL): 849.04 mb = 1425.22 m = 4675.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 229 at 8 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 ---------------------------------------------------------- 0 996 127 100 4 -3.9 0.7 | 65 11 -10.4 -4.8 1 925 721 235 5 4.1 2.9 | 41 4 -2.3 -2.7 2 850 1416 230 14 10.7 9.0 | 231 6 4.3 3.5 3 700 2966 225 13 9.2 9.2 | 217 5 2.8 3.7 4 500 5520 130 11 -8.4 7.1 | 96 15 -14.9 1.5 5 400 7110 120 12 -10.4 6.0 | 92 17 -16.8 0.5 6 300 9040 75 21 -20.3 -5.4 | 68 29 -26.7 -11.0 7 272 9676 140 14 -9.0 10.7 | 109 16 -15.4 5.2 8 250 10220 175 1 -0.1 1.0 | 55 8 -6.5 -4.5 9 200 11680 90 5 -5.0 0.0 | 64 13 -11.4 -5.5 10 150 13560 260 8 7.9 1.4 | 341 4 1.4 -4.1 11 100 16190 315 3 2.1 -2.1 | 29 9 -4.3 -7.6 12 70 18480 140 9 -5.8 6.9 | 96 12 -12.2 1.4 13 50 20630 70 11 -10.3 -3.8 | 61 19 -16.8 -9.3 14 30 23910 125 20 -16.4 11.5 | 105 24 -22.8 6.0 15 20 26530 90 35 -35.0 0.0 | 82 42 -41.4 -5.5 Wind Parameters Mean winds (0-6000m): 199.3 at 11.3 knts Storm direction: 229.3 at 8.5 knts Shear (0-3000m) pos: 2.3 neg: 0.6 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 135.5 deg Storm rel helicity (0-3000m) pos: 7.5 neg: -7.9 tot: -0.4 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: -0.28 Storm rel vorticity (0-3000m) horiz: 3.9 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.65 Bulk Shear: 9.45 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 ------------------------------------------------------------------------------- 500 159 4 80 8| 7.6 0.0 7.6| 7.5 -1.4 6.0 12.0 0.19| 9.0 1.8 1000 220 6 67 3| 6.8 0.0 6.8| 7.5 -3.9 3.5 3.5 -0.19| 8.3 -1.6 1500 226 8 96 1| 4.6 1.3 5.8| 7.5 -4.8 2.6 1.8 -0.20| 6.9 -1.4 2000 227 9 209 1| 3.4 0.9 4.3| 7.5 -5.4 2.1 1.0 -0.22| 5.3 -1.1 2500 227 10 217 2| 2.7 0.7 3.4| 7.5 -5.9 1.6 0.6 -0.23| 4.3 -1.0 3000 227 11 217 2| 2.3 0.6 2.9| 7.5 -7.9 -0.4 -0.1 -0.28| 3.9 -1.1 4000 220 11 193 3| 1.7 1.2 2.9| 7.5 -19.8 -12.4 -3.1 -0.43| 4.0 -1.7 5000 211 11 171 4| 1.4 1.5 2.9| 7.5 -38.1 -30.6 -6.1 -0.51| 4.0 -2.0 6000 199 11 152 6| 1.1 1.5 2.6| 7.5 -49.1 -41.6 -6.9 -0.53| 3.6 -1.9 Wrote GIF file: /home/apache/climate/data/raob//EBBE/skewt/EBBE.skewt.20250420.23.gif