UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042623.upa.cvt Date: 2300Z 26 APR 25 Searching for EHDB... Searching the city database file for: EHDB ... Date:2300Z 26 APR 25 Station: EHDB WMO ident: 6260 Latitude: 52.10 Longitude: 5.18 Elevation: 4.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1023 4 6.8 6.5 98 0.3 6.6 10 1 278.1 279.1 278.7 294.2 5.93 1 1021 20 10.4 7.0 79 3.4 8.6 18 2 281.9 282.9 280.8 298.8 6.16 2 1020 28 10.8 6.6 75 4.2 8.6 22 3 282.3 283.4 280.8 298.9 5.99 3 1014 78 12.8 4.8 58 8.0 8.7 45 6 284.8 285.7 281.2 299.7 5.32 4 1000 195 14.4 4.4 51 10.0 9.2 100 15 287.5 288.5 282.4 302.4 5.24 5 925 849 9.6 1.6 57 8.0 5.7 90 9 289.1 289.9 282.4 302.4 4.64 6 850 1543 3.4 -0.3 77 3.7 1.7 0 0 289.7 290.5 282.3 302.4 4.40 7 827 1764 1.6 -0.4 87 2.0 0.7 3 0 290.1 290.9 282.6 303.0 4.49 8 814 1892 1.2 -4.8 64 6.0 -1.3 4 0 291.0 291.6 281.6 300.6 3.28 9 804 1991 2.4 -20.6 16 23.0 -4.3 6 0 293.3 293.5 279.6 296.2 0.92 10 711 2976 -1.7 -31.7 8 30.0 -8.3 18 1 299.3 299.3 281.5 300.5 0.38 11 700 3100 -2.5 -31.5 9 29.0 -8.8 20 1 299.7 299.8 281.8 301.0 0.39 12 678 3352 -4.7 -31.7 10 27.0 -10.4 29 2 300.0 300.1 281.9 301.3 0.40 13 664 3515 -6.3 -19.3 35 13.0 -10.0 36 2 300.0 300.2 283.0 304.0 1.25 14 649 3694 -7.1 -17.1 45 10.0 -10.1 42 2 301.1 301.3 283.8 305.9 1.54 15 639 3814 -7.1 -26.1 20 19.0 -11.6 47 3 302.4 302.5 283.3 304.8 0.71 16 621 4037 -8.1 -29.1 17 21.0 -12.7 56 3 303.7 303.8 283.7 305.6 0.55 17 608 4200 -9.3 -32.3 14 23.0 -13.9 62 4 304.2 304.3 283.7 305.6 0.42 18 542 5077 -15.5 -41.5 9 26.0 -19.1 96 6 307.0 307.0 284.4 307.6 0.19 19 500 5680 -20.3 -46.3 8 26.0 -23.1 120 7 308.3 308.3 284.8 308.7 0.12 20 400 7290 -33.5 -47.5 23 14.0 -34.5 105 13 311.4 311.5 286.0 311.9 0.13 21 350 8211 -40.9 -54.9 21 14.0 -41.5 100 14 313.6 313.6 286.7 313.8 0.06 22 300 9240 -48.5 -63.5 16 15.0 -48.8 95 15 317.0 317.0 287.8 317.1 0.02 23 265 10048 -54.5 -65.5 25 11.0 -54.6 92 14 319.7 319.7 288.6 319.8 0.02 24 250 10420 -56.9 -67.9 24 11.0 -57.1 90 13 321.5 321.5 289.2 321.5 0.02 25 216 11327 -62.9 -70.9 33 8.0 -63.0 70 11 325.9 325.9 290.6 325.9 0.01 26 200 11800 -61.7 -73.7 19 12.0 -61.8 35 7 335.1 335.1 293.1 335.1 0.01 27 188 12182 -62.1 -74.1 19 12.0 -62.2 18 6 340.4 340.4 294.4 340.4 0.01 28 164 13036 -56.9 -81.9 3 25.0 -57.2 340 4 362.7 362.7 299.2 362.7 0.00 29 150 13600 -56.9 -83.9 2 27.0 -57.2 315 3 372.0 372.0 300.9 372.1 0.00 30 126 14702 -58.3 -85.3 2 27.0 -58.6 311 8 388.5 388.5 303.6 388.5 0.00 31 106 15798 -55.1 -85.1 1 30.0 -55.6 306 13 414.3 414.3 307.0 414.3 0.00 32 100 16170 -55.7 -85.7 1 30.0 -56.2 305 15 420.1 420.1 307.7 420.1 0.00 TRP 216 11327 -62.9 -70.9 33 8.0 -63.0 70 11 325.9 325.9 290.6 325.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5485.00 m Freezing level: 749.56 mb = 2567.89 m = 8424.75 ft Wetbulb zero: 822.53 mb = 1808.03 m = 5931.79 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 30.51 % Est. max temperature: 18.28 C = 64.90 F Sfc-Lift cond lev (LCL): 1018.29 mb = 42.44 m = 139.23 ft T: 11.37 C 700-500 lapse rate: 6.90 C/km ThetaE index: 6.86 C Layer 814.0- 711.0 mb Conv cond level (CCL): 741.15 mb = 2643.48 m = 8672.74 ft Mean mixing ratio: 5.05 g/kg Conv temperature: 26.03 C = 78.86 F Cap Strength: 7.27 C Lifted Index: 7.34 C Risk: None Lifted Index @300 mb: 10.78 C Lifted Index @700 mb: 5.83 C Showalter Index: 6.98 C Risk: None Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 20.00 C K Index: -5.60 Risk: None Sweat Index: 7.00 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.25 J/kg Max Up Vert Vel: 6.04 m/s Conv Inhibition (B-): 11719.43 J/kg Cap Strength: 7.31 C Lift Cond Lev (LCL): 852.97 mb = 1514.37 m = 4968.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 132 at 3 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 1023 4 10 1 -0.2 -1.0 | 325 4 2.2 -3.1 1 1000 195 100 15 -14.8 2.6 | 92 12 -12.4 0.4 2 925 849 90 9 -9.0 0.0 | 72 7 -6.6 -2.2 3 850 1543 0 0 -0.0 -0.0 | 312 3 2.4 -2.2 4 700 3100 20 1 -0.3 -0.9 | 326 4 2.1 -3.1 5 500 5680 120 7 -6.1 3.5 | 110 4 -3.7 1.3 6 400 7290 105 13 -12.6 3.4 | 97 10 -10.2 1.2 7 300 9240 95 15 -14.9 1.3 | 86 13 -12.5 -0.8 8 250 10420 90 13 -13.0 0.0 | 79 11 -10.6 -2.2 9 216 11327 70 11 -10.3 -3.8 | 53 10 -7.9 -5.9 10 200 11800 35 7 -4.0 -5.7 | 12 8 -1.6 -7.9 11 150 13600 315 3 2.1 -2.1 | 313 6 4.5 -4.3 12 100 16170 305 15 12.3 -8.6 | 306 18 14.7 -10.8 Wind Parameters Mean winds (0-6000m): 102.0 at 4.3 knts Storm direction: 132.0 at 3.2 knts Shear (0-3000m) pos: 2.1 neg: 2.1 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 0.8 deg Storm rel helicity (0-3000m) pos: 30.7 neg: -24.4 tot: 6.3 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.70 Bulk Shear: 6.76 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 97 11 86 9| 12.5 0.0 12.5| 30.0 -4.5 25.5 51.0 0.71| 23.1 16.4 1000 95 11 81 8| 6.2 3.4 9.6| 30.0 -14.1 15.9 15.9 0.37| 15.0 5.6 1500 94 8 75 6| 4.2 4.2 8.3| 30.0 -24.1 5.9 3.9 0.09| 12.7 1.2 2000 94 6 67 4| 3.1 3.1 6.3| 30.2 -24.4 5.8 2.9 0.09| 9.7 0.8 2500 93 5 55 3| 2.5 2.5 5.0| 30.4 -24.4 6.0 2.4 0.09| 7.8 0.7 3000 92 4 43 3| 2.1 2.1 4.2| 30.7 -24.4 6.3 2.1 0.10| 6.6 0.7 4000 86 4 29 3| 1.9 1.6 3.4| 33.3 -24.4 8.9 2.2 0.16| 5.3 0.8 5000 89 4 33 3| 1.8 1.3 3.1| 36.9 -24.4 12.5 2.5 0.22| 4.6 1.0 6000 102 4 55 2| 1.7 1.0 2.8| 40.0 -24.6 15.4 2.6 0.27| 4.2 1.1 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20250426.23.gif