UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120511.upa.cvt Date: 1100Z 5 DEC 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:1100Z 5 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 1008 52 -5.5 -10.4 68 4.9 -6.9 65 5 267.0 267.3 265.8 271.7 1.71 1 976 305 -3.7 -20.7 25 17.0 -7.5 63 11 271.3 271.5 267.0 273.5 0.75 2 904 904 -7.9 -27.9 18 20.0 -11.4 59 24 273.0 273.1 267.5 274.3 0.43 3 850 1378 -11.1 -28.1 23 17.0 -13.9 55 35 274.5 274.6 268.5 275.9 0.44 4 845 1423 -11.5 -28.5 23 17.0 -14.3 55 35 274.6 274.6 268.5 275.9 0.43 5 773 2101 -14.9 -30.9 24 16.0 -17.2 60 29 278.0 278.0 270.6 279.1 0.38 6 700 2847 -17.7 -45.7 7 28.0 -20.3 65 23 282.9 282.9 273.0 283.2 0.09 7 675 3119 -18.1 -49.1 5 31.0 -20.8 67 24 285.4 285.4 274.3 285.6 0.06 8 633 3595 -21.5 -44.5 11 23.0 -23.6 69 25 286.8 286.8 275.2 287.2 0.12 9 583 4197 -24.7 -44.7 14 20.0 -26.3 73 26 289.9 289.9 276.8 290.3 0.12 10 525 4953 -28.9 -55.9 6 27.0 -30.3 78 28 293.7 293.7 278.5 293.8 0.04 11 500 5300 -31.1 -56.1 7 25.0 -32.3 80 29 295.1 295.1 279.2 295.3 0.04 12 438 6223 -37.7 -50.7 24 13.0 -38.3 80 22 298.2 298.2 280.7 298.4 0.08 13 400 6840 -42.9 -51.9 37 9.0 -43.2 80 17 299.2 299.2 281.1 299.5 0.08 14 395 6925 -43.7 -51.7 41 8.0 -44.0 82 17 299.3 299.3 281.1 299.6 0.08 15 334 8032 -51.9 -63.9 22 12.0 -52.1 114 14 302.8 302.8 282.5 302.8 0.02 16 300 8720 -57.3 -66.3 31 9.0 -57.4 135 13 304.6 304.6 283.2 304.6 0.02 17 259 9634 -64.7 -67.3 70 2.6 -64.7 155 13 306.8 306.8 284.1 306.8 0.02 18 250 9850 -64.7 -68.9 56 4.2 -64.7 170 15 309.9 309.9 285.3 309.9 0.01 19 244 9999 -64.3 -70.3 44 6.0 -64.3 175 15 312.6 312.6 286.3 312.7 0.01 20 214 10809 -62.5 -72.5 25 10.0 -62.6 201 16 327.4 327.4 291.0 327.4 0.01 21 200 11230 -60.7 -76.7 10 16.0 -60.8 215 17 336.6 336.6 293.5 336.7 0.01 22 150 13010 -60.9 -86.9 2 26.0 -61.1 235 23 365.2 365.2 299.7 365.2 0.00 23 101 15478 -61.3 -90.3 1 29.0 -61.6 255 25 408.1 408.1 306.3 408.1 0.00 24 100 15540 -61.1 -90.1 1 29.0 -61.4 255 25 409.7 409.7 306.5 409.7 0.00 25 90 16193 -60.9 -89.9 1 29.0 -61.2 256 28 422.6 422.6 308.0 422.6 0.00 26 70 17740 -64.5 -92.5 1 28.0 -64.7 260 35 446.4 446.4 310.5 446.4 0.00 27 63 18387 -61.5 -90.5 1 29.0 -61.9 273 32 466.7 466.7 312.4 466.7 0.00 28 50 19810 -63.3 -91.3 1 28.0 -63.7 300 25 494.3 494.3 314.5 494.3 0.00 29 30 22960 -61.5 -90.5 1 29.0 -62.3 320 35 577.0 577.0 319.5 577.0 0.00 30 23 24599 -63.9 -91.9 1 28.0 -64.6 333 46 615.5 615.5 321.3 615.5 0.00 31 20 25460 -62.1 -91.1 1 29.0 -63.1 340 52 646.1 646.1 322.5 646.1 0.00 32 10 29750 -61.3 -90.3 1 29.0 -63.3 340 85 790.7 790.7 327.0 790.8 0.01 33 6.0 32962 -55.7 -86.5 1 30.9 -60.5 355 130 939.4 939.4 330.2 939.8 0.04 34 5.8 33178 -55.3 -86.3 1 31.0 -60.4 950.2 950.2 330.4 950.6 0.04 TRP 259 9634 -64.7 -67.3 70 2.6 -64.7 155 13 306.8 306.8 284.1 306.8 0.02 WND 6.0 32962 -55.7 -86.5 1 30.9 -60.5 355 130 939.4 939.4 330.2 939.8 0.04 Sounding variables and indices 1000-500 mb thick: 5185.50 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 16.09 % Est. max temperature: 1.77 C = 35.18 F Sfc-Lift cond lev (LCL): 932.52 mb = 661.00 m = 2168.60 ft T: -6.20 C 700-500 lapse rate: 5.46 C/km ThetaE index: 0.00 C Layer 1008.0-1526726.6 mb Conv cond level (CCL): 559.32 mb = 4496.10 m = 14750.81 ft Mean mixing ratio: 0.79 g/kg Conv temperature: 18.92 C = 66.05 F Cap Strength: 17.08 C Lifted Index: 17.98 C Risk: None Lifted Index @300 mb: 22.02 C Lifted Index @700 mb: 9.97 C Showalter Index: 16.11 C Risk: None Total Totals Index: 23.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 3.00 C K Index: -36.10 Risk: None Sweat Index: 99.00 Risk: None Energy Index: 4.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.82 J/kg Max Up Vert Vel: 6.13 m/s Conv Inhibition (B-): 63980.82 J/kg Cap Strength: 17.85 C Lift Cond Lev (LCL): 753.10 mb = 2297.17 m = 7536.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 97 at 19 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 65 5 -4.5 -2.1 | 288 15 14.4 -4.6 1 850 1378 55 35 -28.7 -20.1 | 23 25 -9.7 -22.5 2 700 2847 65 23 -20.8 -9.7 | 9 12 -1.9 -12.2 3 500 5300 80 29 -28.6 -5.0 | 52 12 -9.6 -7.5 4 400 6840 80 17 -16.7 -3.0 | 338 6 2.2 -5.4 5 300 8720 135 13 -9.2 9.2 | 235 12 9.7 6.7 6 259 9634 155 13 -5.5 11.8 | 235 16 13.4 9.3 7 250 9850 170 15 -2.6 14.8 | 233 20 16.3 12.3 8 200 11230 215 17 9.8 13.9 | 248 31 28.7 11.5 9 150 13010 235 23 18.8 13.2 | 254 39 37.8 10.7 10 100 15540 255 25 24.1 6.5 | 265 43 43.1 4.0 11 70 17740 260 35 34.5 6.1 | 266 54 53.4 3.6 12 50 19810 300 25 21.7 -12.5 | 290 43 40.6 -15.0 13 30 22960 320 35 22.5 -26.8 | 305 51 41.4 -29.3 14 20 25460 340 52 17.8 -48.9 | 324 63 36.7 -51.3 15 10 29750 340 85 29.1 -79.9 | 330 95 48.0 -82.3 Wind Parameters Mean winds (0-6000m): 67.4 at 25.5 knts Storm direction: 97.4 at 19.1 knts Shear (0-3000m) pos: 1.9 neg: 4.9 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 84.6 deg Storm rel helicity (0-3000m) pos: 85.7 neg: -17.2 tot: 68.5 m^2/s^2 ave: 22.8 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.55 Bulk Shear: 34.48 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 53 10 307 14| 0.0 11.7 11.7| 33.0 0.0 33.0 66.0 0.90| 11.7 10.5 1000 56 16 334 13| 0.0 11.7 11.7| 65.4 0.0 65.4 65.4 0.84| 11.7 9.9 1500 56 22 356 15| 0.0 9.8 9.8| 83.5 -0.6 82.8 55.2 0.73| 10.6 7.7 2000 57 24 4 16| 1.2 7.4 8.5| 83.5 -5.4 78.0 39.0 0.61| 9.1 5.5 2500 57 25 7 16| 1.8 5.9 7.7| 83.5 -12.4 71.1 28.4 0.50| 8.2 4.1 3000 58 25 8 16| 1.9 4.9 6.8| 85.7 -17.2 68.5 22.8 0.45| 7.4 3.3 4000 61 25 11 15| 1.5 3.7 5.1| 97.0 -17.2 79.9 20.0 0.49| 6.0 2.9 5000 65 25 16 14| 1.3 2.9 4.3|108.9 -17.2 91.8 18.4 0.53| 5.2 2.7 6000 67 25 20 13| 1.2 2.2 3.4|111.4 -25.4 86.0 14.3 0.42| 4.9 2.1 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251205.11.gif