UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042311.upa.cvt Date: 1100Z 23 APR 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 23 APR 25 Station: BGEM WMO ident: 4220 Latitude: 68.70 Longitude: -52.85 Elevation: 41.00 ------------------------------------------------------------------------------- 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 1016 41 -5.9 -6.8 93 0.9 -6.2 340 1 266.0 266.4 266.1 272.1 2.26 1 1002 149 -7.3 -7.8 96 0.5 -7.5 350 1 265.7 266.0 265.6 271.4 2.12 2 982 306 -8.5 -8.5 100 0.0 -8.5 5 2 266.0 266.4 265.7 271.5 2.04 3 966 432 -9.3 -9.4 99 0.1 -9.4 17 2 266.5 266.8 265.8 271.7 1.94 4 948 579 -5.3 -7.9 82 2.6 -6.1 30 3 272.0 272.3 269.9 278.1 2.22 5 910 898 -6.5 -9.3 80 2.8 -7.4 60 3 273.9 274.3 270.9 279.7 2.07 6 895 1028 -6.3 -12.3 62 6.0 -8.0 72 4 275.5 275.7 271.2 280.2 1.66 7 889 1081 -5.9 -9.5 76 3.6 -7.0 77 4 276.4 276.7 272.5 282.3 2.09 8 850 1430 -7.7 -12.5 68 4.8 -9.1 110 5 278.1 278.4 272.9 283.0 1.72 9 845 1476 -7.9 -12.4 70 4.5 -9.2 113 5 278.3 278.6 273.1 283.3 1.74 10 830 1615 -8.3 -30.3 15 22.0 -12.1 123 5 279.3 279.4 271.4 280.5 0.37 11 803 1871 -9.3 -18.3 48 9.0 -11.5 141 4 280.9 281.1 273.6 284.3 1.12 12 787 2026 -9.5 -27.5 22 18.0 -12.9 152 4 282.3 282.4 273.4 283.9 0.51 13 780 2095 -9.9 -27.9 21 18.0 -13.2 156 4 282.6 282.7 273.5 284.2 0.49 14 758 2315 -11.1 -30.1 19 19.0 -14.3 172 4 283.7 283.7 274.0 285.0 0.41 15 743 2469 -11.9 -25.9 30 14.0 -14.6 183 4 284.4 284.5 274.8 286.3 0.62 16 700 2922 -14.9 -24.9 42 10.0 -16.8 215 3 286.0 286.1 275.7 288.2 0.72 17 680 3141 -16.3 -24.3 50 8.0 -17.8 214 4 286.8 286.9 276.3 289.2 0.79 18 639 3606 -19.1 -29.1 41 10.0 -20.7 211 5 288.8 288.9 276.9 290.5 0.54 19 610 3950 -20.9 -35.9 25 15.0 -22.8 209 5 290.6 290.6 277.4 291.5 0.29 20 590 4195 -22.7 -31.7 44 9.0 -23.9 207 6 291.2 291.3 278.0 292.7 0.46 21 579 4333 -23.7 -31.7 48 8.0 -24.8 207 6 291.6 291.7 278.2 293.2 0.46 22 515 5179 -28.9 -40.9 31 12.0 -30.0 201 8 295.3 295.3 279.6 296.0 0.21 23 500 5390 -30.7 -42.7 30 12.0 -31.6 200 9 295.6 295.6 279.6 296.2 0.18 24 467 5870 -34.7 -49.7 20 15.0 -35.5 197 12 296.5 296.5 279.9 296.8 0.09 25 400 6930 -43.7 -49.7 51 6.0 -43.9 190 19 298.2 298.2 280.7 298.6 0.10 26 389 7117 -45.3 -51.3 51 6.0 -45.5 298.5 298.5 280.8 298.8 0.09 27 382 7238 -44.7 -60.7 15 16.0 -45.1 300.8 300.8 281.7 300.9 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5225.37 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 48.44 % Est. max temperature: 5.49 C = 41.89 F Sfc-Lift cond lev (LCL): 1001.41 mb = 153.72 m = 504.31 ft T: -7.34 C 700-500 lapse rate: 6.40 C/km ThetaE index: 2.83 C Layer 830.0- 803.0 mb Conv cond level (CCL): 989.50 mb = 246.50 m = 808.71 ft Mean mixing ratio: 2.11 g/kg Conv temperature: -6.03 C = 21.14 F Cap Strength: 17.46 C Lifted Index: 17.50 C Risk: None Lifted Index @700 mb: 11.92 C Showalter Index: 10.88 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 18.20 C K Index: 0.50 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 2.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.01 J/kg Max Up Vert Vel: 9.06 m/s Conv Inhibition (B-): 3520.55 J/kg Cap Strength: 17.50 C Lift Cond Lev (LCL): 944.83 mb = 604.87 m = 1984.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 217 at 4 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 1016 41 340 1 0.3 -0.9 | 27 5 -2.1 -4.2 1 850 1430 110 5 -4.7 1.7 | 78 7 -7.2 -1.5 2 700 2922 215 3 1.7 2.5 | 44 1 -0.7 -0.8 3 500 5390 200 9 3.1 8.5 | 187 5 0.6 5.2 4 400 6930 190 19 3.3 18.7 | 183 16 0.8 15.5 Wind Parameters Mean winds (0-6000m): 187.5 at 5.4 knts Storm direction: 217.5 at 4.1 knts Shear (0-3000m) pos: 0.7 neg: 0.0 tot: 0.7 10-3/s Storm rel Dir Shear (0-3000m): 23.7 deg Storm rel helicity (0-3000m) pos: 15.7 neg: -0.5 tot: 15.1 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 17.84 Bulk Shear: 2.30 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 ------------------------------------------------------------------------------- 500 154 2 61 4| 2.0 0.0 2.0| 1.2 -0.1 1.1 2.2 0.34| 2.1 0.7 1000 108 2 62 5| 2.1 0.0 2.1| 6.3 -0.1 6.2 6.2 0.68| 2.6 1.7 1500 102 3 65 6| 1.9 0.0 1.9| 13.1 -0.1 13.1 8.7 0.79| 3.0 2.4 2000 113 3 72 6| 1.3 0.0 1.3| 15.4 -0.1 15.3 7.6 0.72| 3.0 2.1 2500 122 4 76 6| 0.9 0.0 0.9| 15.6 -0.1 15.5 6.2 0.61| 2.9 1.7 3000 128 4 79 5| 0.7 0.0 0.7| 15.7 -0.5 15.1 5.0 0.47| 2.7 1.3 4000 160 4 94 4| 0.5 0.3 0.8| 15.9 -0.5 15.3 3.8 0.47| 2.4 1.1 5000 180 4 116 3| 0.4 0.5 0.9| 15.9 -0.6 15.3 3.1 0.42| 2.1 0.9 6000 187 5 141 3| 0.3 0.9 1.2| 16.0 -0.9 15.1 2.5 0.33| 2.2 0.7 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20250423.11.gif