UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042811.upa.cvt Date: 1100Z 28 APR 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:1100Z 28 APR 25 Station: BGAM WMO ident: 4360 Latitude: 65.60 Longitude: -37.63 Elevation: 52.00 ------------------------------------------------------------------------------- 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 1008 52 0.6 -0.4 93 1.0 0.2 175 3 273.1 273.7 272.9 283.1 3.68 1 977 301 -1.5 -2.3 94 0.8 -1.8 160 6 273.5 274.0 272.6 282.4 3.30 2 905 905 -5.1 -5.1 100 0.0 -5.1 124 14 275.8 276.3 273.3 283.8 2.89 3 890 1036 -5.9 -5.9 100 0.0 -5.9 117 16 276.3 276.8 273.4 284.0 2.76 4 850 1395 -5.9 -5.9 100 0.0 -5.9 95 21 280.0 280.5 275.7 288.1 2.89 5 816 1715 -5.7 -5.7 100 0.0 -5.7 107 19 283.5 284.0 277.7 292.2 3.06 6 777 2096 -8.9 -9.6 95 0.7 -9.1 120 17 284.0 284.4 277.1 290.9 2.37 7 719 2692 -13.1 -13.1 100 0.0 -13.1 142 14 285.8 286.1 277.4 291.5 1.94 8 700 2896 -13.9 -16.3 82 2.4 -14.5 150 13 287.1 287.4 277.5 291.7 1.53 9 660 3341 -17.1 -23.1 60 6.0 -18.3 162 12 288.4 288.5 277.2 291.1 0.90 10 638 3595 -18.7 -23.7 65 5.0 -19.7 169 11 289.4 289.5 277.7 292.1 0.88 11 588 4200 -22.7 -28.7 58 6.0 -23.6 186 10 291.5 291.6 278.4 293.5 0.61 12 545 4753 -27.3 -31.0 71 3.7 -27.8 202 9 292.5 292.6 278.7 294.2 0.53 13 525 5022 -29.5 -37.5 46 8.0 -30.3 210 8 293.0 293.0 278.6 293.9 0.29 14 517 5132 -29.9 -38.9 41 9.0 -30.7 213 8 293.8 293.8 278.9 294.6 0.25 15 500 5370 -30.5 -34.2 70 3.7 -30.9 220 7 295.9 295.9 280.1 297.2 0.42 16 470 5804 -33.3 -34.8 86 1.5 -33.4 230 11 297.7 297.7 280.9 299.1 0.42 17 425 6499 -38.7 -43.7 59 5.0 -39.0 245 17 299.5 299.5 281.4 300.1 0.19 18 406 6810 -41.5 -44.2 75 2.7 -41.6 253 20 299.8 299.8 281.5 300.4 0.19 19 400 6910 -42.3 -46.0 67 3.7 -42.5 255 21 300.0 300.0 281.5 300.6 0.15 20 368 7467 -47.1 -51.3 62 4.2 -47.2 256 25 300.9 300.9 281.8 301.2 0.09 21 300 8800 -53.5 -58.4 55 4.9 -53.6 260 36 309.9 309.9 285.4 310.1 0.05 22 287 9084 -54.5 -59.0 57 4.5 -54.6 260 36 312.5 312.5 286.2 312.6 0.05 23 256 9818 -53.3 -69.3 13 16.0 -53.5 227 22 324.6 324.6 290.2 324.7 0.01 24 250 9970 -54.1 -66.1 22 12.0 -54.3 220 19 325.6 325.6 290.5 325.7 0.02 25 220 10802 -50.7 -68.7 10 18.0 -51.1 223 21 343.0 343.0 295.1 343.1 0.02 26 200 11430 -47.9 -61.9 18 14.0 -48.4 225 23 356.9 356.9 298.1 357.1 0.05 27 150 13330 -47.3 -72.3 4 25.0 -48.1 200 19 388.6 388.6 303.6 388.6 0.01 28 101 15944 -47.5 -80.5 1 33.0 -48.7 205 11 434.7 434.7 309.3 434.7 0.01 29 100 16010 -47.5 -80.5 1 33.0 -48.7 205 11 435.9 436.0 309.4 436.0 0.01 TRP 287 9084 -54.5 -59.0 57 4.5 -54.6 260 36 312.5 312.5 286.2 312.6 0.05 WND Sounding variables and indices 1000-500 mb thick: 5254.48 m Freezing level: 999.14 mb = 123.14 m = 404.01 ft Wetbulb zero: 1004.96 mb = 76.10 m = 249.67 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 80.36 % Est. max temperature: 6.70 C = 44.07 F Sfc-Lift cond lev (LCL): 992.28 mb = 177.33 m = 581.77 ft T: -0.46 C 700-500 lapse rate: 6.71 C/km ThetaE index: 1.30 C Layer 777.0- 719.0 mb Conv cond level (CCL): 944.09 mb = 571.28 m = 1874.25 ft Mean mixing ratio: 3.22 g/kg Conv temperature: 1.99 C = 35.58 F Cap Strength: 9.57 C Lifted Index: 11.08 C Risk: None Lifted Index @300 mb: 19.14 C Lifted Index @700 mb: 6.59 C Showalter Index: 7.16 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 24.60 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 53.00 Risk: None Energy Index: 1.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.47 J/kg Max Up Vert Vel: 4.58 m/s Conv Inhibition (B-): 17723.72 J/kg Cap Strength: 10.33 C Lift Cond Lev (LCL): 948.53 mb = 534.28 m = 1752.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 171 at 9 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 1008 52 175 3 -0.3 3.0 | 349 6 1.1 -6.0 1 850 1395 95 21 -20.9 1.8 | 70 21 -19.5 -7.2 2 700 2896 150 13 -6.5 11.3 | 114 6 -5.1 2.3 3 500 5370 220 7 4.5 5.4 | 302 7 5.9 -3.6 4 400 6910 255 21 20.3 5.4 | 279 22 21.7 -3.6 5 300 8800 260 36 35.5 6.3 | 274 37 36.9 -2.8 6 287 9084 260 36 35.5 6.3 | 274 37 36.9 -2.8 7 250 9970 220 19 12.2 14.6 | 248 15 13.6 5.5 8 200 11430 225 23 16.3 16.3 | 248 19 17.7 7.3 9 150 13330 200 19 6.5 17.9 | 222 12 7.9 8.8 10 100 16010 205 11 4.6 10.0 | 261 6 6.1 1.0 Wind Parameters Mean winds (0-6000m): 141.1 at 12.2 knts Storm direction: 171.1 at 9.1 knts Shear (0-3000m) pos: 2.8 neg: 3.4 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 131.2 deg Storm rel helicity (0-3000m) pos: 40.7 neg: -16.4 tot: 24.4 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.58 Bulk Shear: 18.16 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 69 6 20 12| 0.0 7.5 7.5| 4.7 0.0 4.7 9.5 0.69| 7.8 5.4 1000 102 9 48 11| 0.0 7.8 7.8| 6.1 -2.8 3.4 3.4 0.31| 8.8 2.7 1500 102 13 60 13| 0.0 6.7 6.7| 11.0 -16.4 -5.4 -3.6 0.12| 8.9 1.1 2000 104 14 66 14| 1.7 5.0 6.7| 28.5 -16.4 12.1 6.1 0.22| 8.3 1.8 2500 108 15 71 13| 2.5 4.0 6.5| 37.2 -16.4 20.9 8.3 0.26| 7.9 2.1 3000 112 15 74 13| 2.8 3.4 6.1| 40.7 -16.4 24.4 8.1 0.28| 7.4 2.1 4000 123 14 82 10| 2.7 2.5 5.3| 44.1 -16.4 27.8 6.9 0.35| 6.3 2.2 5000 131 13 86 8| 2.5 2.0 4.5| 47.6 -16.4 31.3 6.3 0.38| 5.6 2.1 6000 141 12 94 6| 2.7 1.7 4.3| 49.1 -24.7 24.4 4.1 0.29| 5.3 1.5 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20250428.11.gif