UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:1100Z 9 DEC 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 998 52 -1.5 65 5 271.8 1 986 148 -0.9 -8.9 55 8.0 -3.5 65 7 273.4 273.7 270.4 278.8 1.97 2 967 303 -1.5 -9.5 54 8.0 -4.0 65 11 274.3 274.6 270.9 279.6 1.92 3 897 896 -6.1 -12.1 62 6.0 -7.8 65 25 275.5 275.8 271.3 280.2 1.68 4 855 1270 -8.5 -13.5 67 5.0 -9.9 65 34 276.8 277.0 271.9 281.3 1.58 5 850 1315 -8.5 -13.2 69 4.7 -9.8 65 35 277.2 277.5 272.2 281.9 1.62 6 801 1772 -12.7 -13.4 94 0.7 -12.9 76 31 277.5 277.8 272.5 282.4 1.70 7 794 1839 -12.5 -12.5 100 0.0 -12.5 77 30 278.4 278.7 273.3 283.7 1.84 8 767 2103 -12.9 -12.9 100 0.0 -12.9 84 28 280.8 281.1 274.6 286.1 1.84 9 700 2795 -16.1 -17.2 91 1.1 -16.4 100 21 284.7 284.9 276.1 288.9 1.42 10 628 3601 -22.3 -23.5 90 1.2 -22.5 139 21 286.5 286.7 276.3 289.3 0.91 11 589 4068 -26.3 -27.9 86 1.6 -26.5 162 21 287.2 287.3 276.3 289.2 0.65 12 579 4192 -26.7 -29.4 78 2.7 -27.1 168 21 288.1 288.2 276.6 290.0 0.58 13 552 4536 -27.3 -29.3 83 2.0 -27.6 185 21 291.4 291.5 278.3 293.3 0.61 14 500 5240 -32.5 -34.9 79 2.4 -32.7 220 21 293.4 293.5 279.0 294.7 0.39 15 413 6556 -43.9 -46.8 73 2.9 -44.0 216 28 295.2 295.2 279.4 295.7 0.14 16 400 6770 -45.3 -48.2 72 2.9 -45.4 215 29 296.1 296.1 279.8 296.5 0.12 17 342 7799 -52.3 -55.2 71 2.9 -52.4 196 22 300.2 300.2 281.5 300.4 0.06 18 334 7952 -52.3 -57.2 55 4.9 -52.4 193 21 302.2 302.2 282.3 302.4 0.05 19 300 8640 -56.1 -60.4 58 4.3 -56.2 180 17 306.3 306.3 284.0 306.4 0.04 20 276 9172 -57.7 -61.3 63 3.6 -57.8 185 13 311.3 311.4 285.8 311.5 0.04 21 250 9800 -57.9 -62.3 57 4.4 -58.0 145 11 320.0 320.0 288.8 320.1 0.04 22 222 10543 -58.3 -62.3 60 4.0 -58.4 161 10 330.4 330.4 291.9 330.6 0.04 23 213 10802 -57.3 -61.6 58 4.3 -57.4 167 10 335.9 335.9 293.3 336.1 0.05 24 200 11200 -55.1 -59.8 56 4.7 -55.2 175 9 345.5 345.5 295.7 345.8 0.06 25 191 11495 -56.1 -60.2 60 4.1 -56.2 177 10 348.5 348.5 296.4 348.7 0.06 26 150 13030 -58.1 -70.1 20 12.0 -58.3 190 17 370.0 370.0 300.6 370.1 0.02 27 139 13510 -57.9 -75.9 8 18.0 -58.2 195 19 378.5 378.5 302.0 378.5 0.01 28 132 13834 -59.5 -82.5 4 23.0 -59.7 198 20 381.3 381.3 302.5 381.3 0.00 29 101 15517 -57.3 -83.3 2 26.0 -57.7 214 25 415.8 415.8 307.2 415.8 0.00 30 100 15580 -57.5 -83.5 2 26.0 -57.9 215 25 416.6 416.6 307.3 416.6 0.00 31 70 17810 -61.3 -86.3 2 25.0 -61.7 240 23 453.2 453.2 311.1 453.3 0.00 32 50 19900 -60.9 -85.9 2 25.0 -61.4 245 35 500.0 500.0 314.9 500.0 0.00 33 30 23050 -62.9 -85.9 3 23.0 -63.6 250 44 573.2 573.2 319.3 573.2 0.01 34 20 25510 -68.3 -90.3 3 22.0 -68.8 255 75 627.1 627.1 321.8 627.1 0.01 35 18 26140 -69.3 -90.3 3 21.0 -69.8 257 77 643.1 643.1 322.4 643.2 0.01 36 14 27642 -68.3 -89.3 3 21.0 -68.9 263 80 694.5 694.5 324.3 694.5 0.01 37 12 28557 -72.3 -93.3 3 21.0 -72.8 266 82 711.6 711.6 324.8 711.6 0.01 38 10 29630 -71.9 -92.9 3 21.0 -72.5 270 85 751.2 751.2 326.0 751.2 0.01 39 7.0 31741 -70.2 -92.0 3 21.9 -71.2 270 104 838.9 838.9 328.1 839.0 0.01 40 6.6 32092 -69.9 -91.9 3 22.0 -70.9 854.4 854.4 328.5 854.5 0.01 TRP 276 9172 -57.7 -61.3 63 3.6 -57.8 185 13 311.3 311.4 285.8 311.5 0.04 WND 7.0 31741 -70.2 -92.0 3 21.9 -71.2 270 104 838.9 838.9 328.1 839.0 0.01 Sounding variables and indices 1000-500 mb thick: 5188.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 81.88 % Est. max temperature: 3.94 C = 39.10 F 700-500 lapse rate: 6.71 C/km Conv cond level (CCL): 715.70 mb = 2626.93 m = 8618.42 ft Mean mixing ratio: 1.62 g/kg Conv temperature: 10.40 C = 50.72 F Cap Strength: 11.12 C Lifted Index: 12.19 C Risk: None Lifted Index @300 mb: 19.35 C Lifted Index @700 mb: 7.32 C Showalter Index: 9.96 C Risk: None Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 24.00 C Cross Totals Index: 19.30 C K Index: 9.70 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 2.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.69 J/kg Max Up Vert Vel: 4.40 m/s Conv Inhibition (B-): 62447.65 J/kg Cap Strength: 12.17 C Lift Cond Lev (LCL): 822.67 mb = 1566.28 m = 5138.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 141 at 17 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 ---------------------------------------------------------- 0 998 52 65 5 -4.5 -2.1 | 338 17 6.2 -15.4 1 850 1315 65 35 -31.7 -14.8 | 37 35 -21.0 -28.1 2 700 2795 100 21 -20.7 3.6 | 46 14 -9.9 -9.6 3 500 5240 220 21 13.5 16.1 | 263 24 24.3 2.8 4 400 6770 215 29 16.6 23.8 | 249 29 27.4 10.5 5 300 8640 180 17 0.0 17.0 | 251 11 10.8 3.7 6 276 9172 185 13 1.1 13.0 | 272 12 11.9 -0.3 7 250 9800 145 11 -6.3 9.0 | 314 6 4.5 -4.3 8 200 11200 175 9 -0.8 9.0 | 293 11 10.0 -4.3 9 150 13030 190 17 3.0 16.7 | 256 14 13.7 3.5 10 100 15580 215 25 14.3 20.5 | 254 26 25.1 7.2 11 70 17810 240 23 19.9 11.5 | 273 31 30.7 -1.8 12 50 19900 245 35 31.7 14.8 | 268 43 42.5 1.5 13 30 23050 250 44 41.3 15.0 | 268 52 52.1 1.8 14 20 25510 255 75 72.4 19.4 | 266 83 83.2 6.1 15 10 29630 270 85 85.0 -0.0 | 278 97 95.8 -13.3 Wind Parameters Mean winds (0-6000m): 111.0 at 22.8 knts Storm direction: 141.0 at 17.1 knts Shear (0-3000m) pos: 3.7 neg: 4.1 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 80.9 deg Storm rel helicity (0-3000m) pos: 179.1 neg: -1.0 tot: 178.0 m^2/s^2 ave: 59.3 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.24 Bulk Shear: 39.76 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 65 10 355 18| 0.0 12.2 12.2| 52.1 0.0 52.1 104.2 0.92| 12.2 11.2 1000 65 17 12 21| 0.0 12.2 12.2|104.2 0.0 104.2 104.2 0.79| 12.2 9.7 1500 66 22 23 24| 1.7 8.1 9.9|147.1 0.0 147.1 98.1 0.72| 11.4 8.2 2000 69 24 28 25| 2.2 6.1 8.3|166.2 0.0 166.2 83.1 0.64| 10.5 6.8 2500 72 25 31 24| 2.9 4.9 7.8|170.8 0.0 170.8 68.3 0.57| 9.9 5.6 3000 75 24 33 23| 3.7 4.1 7.7|179.1 -1.0 178.0 59.3 0.53| 9.6 5.1 4000 87 23 41 19| 4.8 3.1 7.9|200.2 -1.0 199.2 49.8 0.59| 9.5 5.6 5000 95 23 47 16| 4.9 2.4 7.3|244.5 -1.0 243.5 48.7 0.60| 9.5 5.6 6000 111 23 64 12| 4.3 1.9 6.2|258.8 -25.0 233.8 39.0 0.54| 8.5 4.6 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251209.11.gif