UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042423.upa.cvt Date: 2300Z 24 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 24 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 1001 26 10.8 -4.2 35 15.0 4.5 60 9 283.9 284.4 277.6 291.9 2.79 1 966 317 9.4 -7.6 29 17.0 2.7 61 12 285.4 285.7 277.6 291.9 2.23 2 898 907 3.8 -8.2 41 12.0 -0.7 63 20 285.6 286.0 277.8 292.3 2.29 3 850 1343 -0.5 -8.5 55 8.0 -3.4 65 25 285.6 286.0 277.9 292.5 2.36 4 772 2103 -6.9 -10.9 73 4.0 -8.2 70 28 286.7 287.1 278.2 293.0 2.15 5 732 2517 -9.3 -11.7 83 2.4 -10.1 73 30 288.5 288.8 279.0 294.8 2.13 6 700 2862 -9.7 -13.1 76 3.4 -10.8 75 31 291.7 292.1 280.3 297.7 1.99 7 673 3164 -11.3 -14.1 80 2.8 -12.1 69 28 293.3 293.6 280.9 299.0 1.91 8 636 3596 -13.9 -16.6 80 2.7 -14.6 59 25 295.1 295.4 281.4 300.1 1.64 9 587 4199 -18.1 -19.5 89 1.4 -18.4 46 19 297.0 297.3 281.9 301.4 1.39 10 540 4817 -22.5 -23.6 91 1.1 -22.7 33 14 299.0 299.1 282.3 302.3 1.05 11 500 5380 -24.3 -28.9 66 4.6 -25.1 20 9 303.4 303.5 283.7 305.7 0.70 12 492 5498 -25.1 -30.1 63 5.0 -25.9 24 9 303.8 304.0 283.8 306.0 0.64 13 462 5953 -28.7 -35.7 51 7.0 -29.5 41 9 304.9 304.9 283.9 306.2 0.39 14 400 6970 -37.7 -42.7 59 5.0 -38.1 80 9 306.0 306.0 284.1 306.8 0.22 15 300 8880 -54.7 -58.1 66 3.4 -54.8 75 27 308.2 308.3 284.7 308.4 0.05 16 294 9009 -55.5 -59.2 63 3.7 -55.6 80 27 308.9 308.9 284.9 309.1 0.04 17 278 9366 -52.7 -66.7 17 14.0 -52.9 87 25 317.9 317.9 288.1 318.0 0.02 18 250 10050 -52.3 -69.3 11 17.0 -52.6 100 21 328.3 328.3 291.2 328.4 0.01 19 239 10343 -50.3 -75.3 4 25.0 -50.7 104 19 335.6 335.6 293.2 335.6 0.01 20 234 10481 -49.1 -72.1 5 23.0 -49.6 106 17 339.4 339.4 294.2 339.5 0.01 21 223 10797 -50.3 -76.3 3 26.0 -50.7 110 15 342.3 342.3 294.8 342.3 0.01 22 200 11510 -49.1 -80.1 1 31.0 -49.6 120 9 355.0 355.0 297.7 355.0 0.00 23 175 12385 -49.5 -82.5 1 33.0 -50.1 143 10 368.2 368.2 300.2 368.2 0.00 24 150 13400 -47.1 -81.1 1 34.0 -48.0 170 11 388.9 388.9 303.6 388.9 0.00 25 101 16005 -49.1 -82.1 1 33.0 -50.1 165 13 431.6 431.6 309.0 431.7 0.00 26 100 16070 -49.5 -82.5 1 33.0 -50.5 165 13 432.1 432.1 309.0 432.1 0.00 27 77 17779 -51.1 -83.1 1 32.0 -52.1 158 14 462.3 462.3 312.0 462.3 0.01 28 70 18400 -50.9 -82.9 1 32.0 -52.1 155 15 475.5 475.5 313.1 475.5 0.01 29 50 20590 -49.9 -82.9 1 33.0 -51.6 150 5 525.9 525.9 316.6 525.9 0.01 30 30 23930 -49.7 -82.7 1 33.0 -52.4 145 9 609.1 609.2 321.0 609.2 0.01 31 20 26570 -50.1 -83.1 1 33.0 -53.5 205 7 682.8 682.8 323.9 683.0 0.02 32 13 29380 -50.9 -82.9 1 32.0 -55.2 121 11 769.6 769.6 326.5 769.9 0.03 33 10 31100 -47.7 -80.7 1 33.0 -54.1 70 13 841.5 841.5 328.2 842.1 0.06 34 4.7 36188 -38.5 -74.5 1 36.0 -53.3 1086.9 1087.1 332.5 1091.4 0.34 TRP 294 9009 -55.5 -59.2 63 3.7 -55.6 80 27 308.9 308.9 284.9 309.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5345.83 m Freezing level: 855.58 mb = 1292.27 m = 4239.68 ft Wetbulb zero: 911.56 mb = 785.67 m = 2577.64 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 69.20 % Est. max temperature: 12.55 C = 54.60 F Sfc-Lift cond lev (LCL): 795.89 mb = 1862.52 m = 6110.56 ft T: -4.87 C 700-500 lapse rate: 5.80 C/km ThetaE index: 0.01 C Layer 966.0- 898.0 mb Conv cond level (CCL): 667.51 mb = 3226.97 m = 10587.04 ft Mean mixing ratio: 2.34 g/kg Conv temperature: 20.45 C = 68.81 F Cap Strength: 7.42 C Lifted Index: 10.43 C Risk: None Lifted Index @300 mb: 11.55 C Lifted Index @700 mb: 4.58 C Showalter Index: 10.07 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 15.80 C K Index: 11.90 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 2.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.76 J/kg Max Up Vert Vel: 3.39 m/s Conv Inhibition (B-): 68026.63 J/kg Cap Strength: 10.16 C Lift Cond Lev (LCL): 753.14 mb = 2295.34 m = 7530.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 95 at 15 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 1001 26 60 9 -7.8 -4.5 | 308 9 7.3 -5.7 1 850 1343 65 25 -22.7 -10.6 | 33 14 -7.6 -11.8 2 700 2862 75 31 -29.9 -8.0 | 58 17 -14.9 -9.2 3 500 5380 20 9 -3.1 -8.5 | 309 15 12.0 -9.7 4 400 6970 80 9 -8.9 -1.6 | 294 7 6.2 -2.8 5 300 8880 75 27 -26.1 -7.0 | 53 14 -11.0 -8.2 6 294 9009 80 27 -26.6 -4.7 | 63 13 -11.5 -5.9 7 250 10050 100 21 -20.7 3.6 | 114 6 -5.6 2.4 8 200 11510 120 9 -7.8 4.5 | 246 8 7.3 3.3 9 150 13400 170 11 -1.9 10.8 | 234 16 13.2 9.6 10 100 16070 165 13 -3.4 12.6 | 226 16 11.7 11.3 11 70 18400 155 15 -6.3 13.6 | 215 15 8.7 12.4 12 50 20590 150 5 -2.5 4.3 | 256 13 12.6 3.1 13 30 23930 145 9 -5.2 7.4 | 238 12 9.9 6.2 14 20 26570 205 7 3.0 6.3 | 254 19 18.0 5.1 15 10 31100 70 13 -12.2 -4.4 | 333 6 2.9 -5.7 Wind Parameters Mean winds (0-6000m): 64.6 at 20.2 knts Storm direction: 94.6 at 15.1 knts Shear (0-3000m) pos: 3.6 neg: 0.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 102.5 deg Storm rel helicity (0-3000m) pos: 63.9 neg: -9.4 tot: 54.4 m^2/s^2 ave: 18.1 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.59 Bulk Shear: 9.69 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 63 12 324 8| 6.3 0.0 6.3| 13.4 0.0 13.4 26.9 0.98| 6.3 6.1 1000 63 15 347 8| 6.3 0.0 6.3| 27.1 0.0 27.1 27.1 0.93| 6.3 5.8 1500 64 18 7 9| 5.8 0.0 5.8| 39.2 0.0 39.2 26.1 0.88| 5.8 5.1 2000 65 20 18 10| 4.9 0.0 4.9| 48.1 0.0 48.1 24.1 0.88| 5.0 4.4 2500 67 22 27 11| 4.3 0.0 4.3| 57.7 0.0 57.7 23.1 0.88| 4.5 4.0 3000 69 23 34 12| 3.6 0.1 3.7| 63.9 -9.4 54.4 18.1 0.72| 4.4 3.2 4000 67 24 33 12| 2.7 1.7 4.4| 63.9 -61.7 2.2 0.5 0.15| 5.0 0.8 5000 66 22 27 12| 2.2 2.3 4.5| 63.9-104.1 -40.2 -8.0 -0.10| 5.1 -0.5 6000 65 20 18 10| 2.0 2.1 4.1| 65.6-117.5 -51.9 -8.6 -0.14| 4.8 -0.7 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250424.23.gif