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 BGBW... Searching the city database file for: BGBW ... Date:2300Z 20 APR 25 Station: BGBW WMO ident: 4270 Latitude: 61.18 Longitude: -45.42 Elevation: 26.00 ------------------------------------------------------------------------------- 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 1010 26 7.4 -6.6 36 14.0 2.1 50 19 279.8 280.1 274.7 286.3 2.30 1 975 311 5.8 -10.2 31 16.0 0.2 58 19 281.0 281.3 274.6 286.2 1.80 2 905 907 0.8 -12.2 37 13.0 -3.4 75 20 281.9 282.2 274.9 286.7 1.65 3 850 1400 -3.3 -13.3 46 10.0 -6.3 90 21 282.7 283.0 275.3 287.4 1.61 4 830 1588 -5.1 -14.1 49 9.0 -7.7 88 21 282.7 283.0 275.2 287.3 1.55 5 807 1808 -5.3 -15.3 45 10.0 -8.2 85 20 284.8 285.0 276.2 289.1 1.44 6 777 2104 -8.1 -16.1 53 8.0 -10.3 81 20 284.9 285.1 276.2 289.0 1.40 7 755 2326 -10.3 -17.3 56 7.0 -12.1 78 20 284.8 285.1 276.0 288.7 1.30 8 719 2701 -11.3 -20.3 47 9.0 -13.4 73 19 287.8 287.9 277.2 291.0 1.06 9 713 2766 -11.9 -19.9 51 8.0 -13.8 72 19 287.8 288.0 277.2 291.2 1.10 10 700 2906 -13.1 -20.1 56 7.0 -14.7 70 19 288.0 288.2 277.3 291.4 1.11 11 638 3604 -19.3 -22.5 76 3.2 -19.9 55 15 288.7 288.8 277.5 291.7 0.98 12 630 3698 -20.1 -22.8 79 2.7 -20.6 53 14 288.8 289.0 277.6 291.8 0.97 13 589 4196 -21.7 -28.7 53 7.0 -22.8 42 11 292.5 292.7 278.9 294.5 0.61 14 500 5380 -31.1 -38.1 50 7.0 -31.7 15 3 295.1 295.2 279.6 296.1 0.29 15 400 6930 -41.1 -49.1 42 8.0 -41.5 130 27 301.6 301.6 282.1 302.0 0.11 16 373 7400 -45.5 -50.2 59 4.7 -45.7 134 27 301.8 301.8 282.3 302.2 0.10 17 353 7765 -47.7 -57.7 31 10.0 -48.0 137 28 303.7 303.7 282.9 303.8 0.04 18 334 8127 -50.3 -55.2 56 4.9 -50.4 139 28 304.9 305.0 283.5 305.2 0.06 19 300 8820 -54.9 -64.9 28 10.0 -55.1 145 29 308.0 308.0 284.6 308.0 0.02 20 285 9146 -57.1 -66.1 31 9.0 -57.2 125 23 309.4 309.4 285.1 309.4 0.02 21 268 9540 -50.9 -69.9 9 19.0 -51.2 134 15 323.9 323.9 289.9 323.9 0.01 22 261 9712 -51.5 -83.5 1 32.0 -51.8 138 11 325.5 325.5 290.4 325.5 0.00 23 250 9990 -52.5 -80.5 2 28.0 -52.8 145 5 328.0 328.0 291.2 328.0 0.00 24 221 10789 -48.9 -81.9 1 33.0 -49.4 137 5 345.3 345.3 295.6 345.3 0.00 25 200 11440 -50.1 -83.1 1 33.0 -50.6 130 5 353.4 353.4 297.4 353.4 0.00 26 178 12200 -50.9 -82.9 1 32.0 -51.4 152 7 364.1 364.1 299.5 364.1 0.00 27 150 13320 -48.7 -81.7 1 33.0 -49.4 185 11 386.2 386.2 303.2 386.2 0.00 28 101 15944 -45.5 -79.5 1 34.0 -47.0 136 5 438.6 438.6 309.7 438.6 0.01 29 100 16010 -45.7 -79.7 1 34.0 -47.1 135 5 439.4 439.4 309.8 439.5 0.01 30 85 17088 -45.7 -79.7 1 34.0 -47.3 133 6 460.3 460.3 311.8 460.4 0.01 31 75 17910 -49.9 -82.9 1 33.0 -51.1 131 7 468.3 468.3 312.5 468.3 0.01 32 70 18360 -49.5 -82.5 1 33.0 -50.8 130 7 478.5 478.5 313.3 478.5 0.01 33 55 19944 -47.9 -80.9 1 33.0 -49.8 177 7 516.3 516.3 316.1 516.4 0.01 34 50 20570 -49.9 -82.9 1 33.0 -51.6 195 7 525.9 525.9 316.6 525.9 0.01 35 42 21702 -51.7 -83.7 1 32.0 -53.4 157 6 548.3 548.3 318.0 548.4 0.01 36 36 22707 -48.3 -81.3 1 33.0 -50.9 124 4 581.8 581.8 319.8 581.9 0.01 37 30 23900 -50.1 -83.1 1 33.0 -52.7 85 3 608.1 608.1 321.0 608.1 0.01 38 20 26540 -51.9 -83.9 1 32.0 -54.8 80 15 677.3 677.3 323.7 677.4 0.02 39 17 27595 -52.7 -84.7 1 32.0 -55.8 92 16 707.0 707.0 324.7 707.1 0.02 40 10 31080 -46.3 -80.3 1 34.0 -53.4 130 19 846.7 846.8 328.3 847.3 0.06 41 4.0 37284 -37.7 -74.7 1 37.0 -53.9 1142.1 1142.4 333.2 1147.4 0.38 TRP 285 9146 -57.1 -66.1 31 9.0 -57.2 125 23 309.4 309.4 285.1 309.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5273.55 m Freezing level: 894.27 mb = 1002.96 m = 3290.52 ft Wetbulb zero: 971.17 mb = 342.60 m = 1124.01 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 51.32 % Est. max temperature: 10.20 C = 50.36 F Sfc-Lift cond lev (LCL): 813.95 mb = 1740.80 m = 5711.22 ft T: -5.24 C 700-500 lapse rate: 7.28 C/km ThetaE index: 0.33 C Layer 777.0- 719.0 mb Conv cond level (CCL): 687.77 mb = 3038.73 m = 9969.45 ft Mean mixing ratio: 1.84 g/kg Conv temperature: 15.80 C = 60.43 F Cap Strength: 6.93 C Lifted Index: 7.90 C Risk: None Lifted Index @300 mb: 15.33 C Lifted Index @700 mb: 4.99 C Showalter Index: 7.08 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.80 C Cross Totals Index: 17.80 C K Index: 7.50 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 1.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.85 J/kg Max Up Vert Vel: 3.70 m/s Conv Inhibition (B-): 70010.47 J/kg Cap Strength: 7.85 C Lift Cond Lev (LCL): 763.10 mb = 2243.40 m = 7360.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 101 at 11 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 1010 26 50 19 -14.6 -12.2 | 14 15 -3.6 -14.3 1 850 1400 90 21 -21.0 0.0 | 78 10 -10.1 -2.1 2 700 2906 70 19 -17.9 -6.5 | 39 11 -6.9 -8.6 3 500 5380 15 3 -0.8 -2.9 | 296 11 10.2 -5.0 4 400 6930 130 27 -20.7 17.4 | 147 18 -9.7 15.3 5 300 8820 145 29 -16.6 23.8 | 165 22 -5.7 21.7 6 285 9146 125 23 -18.8 13.2 | 145 14 -7.9 11.1 7 250 9990 145 5 -2.9 4.1 | 256 8 8.1 2.0 8 200 11440 130 5 -3.8 3.2 | 261 7 7.1 1.1 9 150 13320 185 11 1.0 11.0 | 233 15 11.9 8.9 10 100 16010 135 5 -3.5 3.5 | 259 8 7.4 1.4 11 70 18360 130 7 -5.4 4.5 | 247 6 5.6 2.4 12 50 20570 195 7 1.8 6.8 | 250 14 12.7 4.7 13 30 23900 85 3 -3.0 -0.3 | 287 8 7.9 -2.4 14 20 26540 80 15 -14.8 -2.6 | 39 6 -3.8 -4.7 15 10 31080 130 19 -14.6 12.2 | 160 11 -3.6 10.1 Wind Parameters Mean winds (0-6000m): 70.9 at 14.8 knts Storm direction: 100.9 at 11.1 knts Shear (0-3000m) pos: 2.3 neg: 1.3 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 18.6 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -22.9 tot: 18.9 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.38 Bulk Shear: 4.96 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 57 19 22 14| 5.1 0.0 5.1| 16.2 0.0 16.2 32.4 0.90| 5.1 4.6 1000 65 20 33 13| 5.2 0.0 5.2| 31.2 0.0 31.2 31.2 0.92| 5.2 4.8 1500 73 20 45 12| 4.5 0.0 4.5| 41.8 -1.4 40.4 27.0 0.87| 5.0 4.3 2000 76 20 51 11| 3.4 0.6 4.0| 41.8 -8.1 33.7 16.9 0.60| 4.4 2.6 2500 77 20 52 11| 2.7 1.0 3.7| 41.8 -14.6 27.2 10.9 0.40| 4.0 1.6 3000 76 20 50 11| 2.3 1.3 3.6| 41.8 -22.9 18.9 6.3 0.22| 3.8 0.8 4000 73 19 42 10| 1.7 1.9 3.6| 41.8 -47.3 -5.5 -1.4 -0.12| 4.0 -0.5 5000 71 17 33 9| 1.4 2.0 3.3| 41.8 -68.5 -26.7 -5.3 -0.29| 3.9 -1.1 6000 71 15 24 8| 1.6 1.7 3.3| 71.3 -74.5 -3.2 -0.5 -0.03| 4.5 -0.1 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250420.23.gif