UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120723.upa.cvt Date: 2300Z 7 DEC 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:2300Z 7 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 1006 52 -1.9 -4.8 81 2.9 -2.9 60 3 270.8 271.2 269.9 278.0 2.65 1 993 155 -1.3 -5.9 71 4.6 -2.9 59 5 272.4 272.8 270.7 279.2 2.47 2 984 228 2.2 -6.8 51 9.0 -1.0 59 6 276.6 277.0 273.0 283.2 2.33 3 975 301 1.8 -8.2 47 10.0 -1.7 58 7 276.9 277.3 272.8 282.9 2.11 4 964 393 1.8 -7.2 51 9.0 -1.4 57 9 277.8 278.2 273.6 284.3 2.31 5 904 904 -3.1 -8.1 68 5.0 -4.8 54 17 278.0 278.3 273.7 284.4 2.29 6 850 1386 -6.5 -10.1 76 3.6 -7.6 50 25 279.3 279.7 274.2 285.3 2.08 7 775 2100 -12.1 -13.6 89 1.5 -12.5 55 24 280.8 281.1 274.5 285.8 1.72 8 744 2412 -12.3 -16.3 72 4.0 -13.3 57 24 283.9 284.1 275.7 288.1 1.44 9 700 2875 -15.7 -20.4 67 4.7 -16.7 60 23 285.1 285.3 275.8 288.3 1.08 10 690 2984 -16.3 -22.3 60 6.0 -17.5 60 23 285.6 285.8 275.9 288.4 0.93 11 635 3603 -21.7 -25.4 72 3.7 -22.3 59 25 286.3 286.5 276.0 288.7 0.76 12 593 4103 -26.1 -27.6 87 1.5 -26.3 58 26 286.9 287.0 276.1 289.0 0.67 13 585 4202 -26.5 -28.1 86 1.6 -26.7 57 26 287.5 287.6 276.4 289.5 0.65 14 574 4339 -27.5 -28.9 88 1.4 -27.7 57 27 287.9 288.0 276.6 289.8 0.61 15 557 4556 -26.7 -44.7 17 18.0 -28.1 57 27 291.3 291.4 277.6 291.8 0.13 16 518 5078 -29.1 -54.1 7 25.0 -30.5 56 28 294.6 294.6 279.0 294.7 0.05 17 507 5231 -30.1 -59.1 4 29.0 -31.4 55 29 295.2 295.2 279.2 295.3 0.03 18 500 5330 -31.1 -59.1 5 28.0 -32.4 55 29 295.1 295.1 279.2 295.2 0.03 19 400 6870 -42.3 -66.3 6 24.0 -42.8 40 19 300.0 300.0 281.4 300.1 0.01 20 383 7162 -42.9 -64.9 7 22.0 -43.4 20 18 303.0 303.0 282.6 303.0 0.02 21 375 7304 -42.5 -57.5 18 15.0 -43.0 11 18 305.3 305.3 283.6 305.5 0.04 22 300 8770 -53.7 -57.6 62 3.9 -53.8 270 15 309.7 309.7 285.2 309.9 0.05 23 273 9370 -58.3 -63.3 53 5.0 -58.3 275 18 311.5 311.5 285.9 311.6 0.03 24 250 9920 -61.1 -64.5 64 3.4 -61.2 280 21 315.2 315.2 287.2 315.3 0.03 25 242 10123 -62.1 -65.7 62 3.6 -62.1 275 19 316.7 316.7 287.7 316.8 0.02 26 217 10802 -61.9 -69.9 34 8.0 -62.0 284 13 327.0 327.0 290.9 327.1 0.01 27 200 11310 -61.5 -73.5 19 12.0 -61.6 290 9 335.4 335.4 293.2 335.4 0.01 28 179 11996 -60.1 -79.1 7 19.0 -60.3 265 10 348.5 348.5 296.3 348.5 0.00 29 150 13090 -61.9 -83.9 4 22.0 -62.0 225 11 363.4 363.4 299.4 363.5 0.00 30 101 15558 -59.3 -89.3 1 30.0 -59.6 254 21 412.0 412.0 306.7 412.0 0.00 31 100 15620 -59.1 -89.1 1 30.0 -59.5 255 21 413.5 413.5 306.9 413.5 0.00 32 96 15875 -58.5 -88.5 1 30.0 -58.9 254 22 419.6 419.6 307.7 419.6 0.00 33 70 17840 -60.9 -89.9 1 29.0 -61.3 245 31 454.1 454.1 311.3 454.1 0.00 34 50 19920 -62.3 -91.3 1 29.0 -62.7 265 40 496.7 496.7 314.7 496.7 0.00 35 30 23040 -66.5 -94.5 1 28.0 -66.9 280 50 563.4 563.4 318.8 563.4 0.00 36 23 24644 -66.9 -93.9 1 27.0 -67.4 287 62 606.7 606.7 320.9 606.7 0.00 37 20 25480 -70.5 -96.5 1 26.0 -70.9 290 69 620.4 620.4 321.5 620.4 0.00 38 18 26105 -71.5 -97.5 1 26.0 -71.8 290 71 636.2 636.2 322.2 636.2 0.00 39 10 29550 -75.3 -100.3 1 25.0 -75.6 290 83 738.5 738.5 325.6 738.5 0.00 40 7.0 31638 -71.3 -97.7 1 26.4 -72.1 295 108 834.5 834.5 328.1 834.5 0.00 41 6.1 32455 -69.7 -96.7 1 27.0 -70.9 874.7 874.7 328.9 874.7 0.01 TRP 242 10123 -62.1 -65.7 62 3.6 -62.1 275 19 316.7 316.7 287.7 316.8 0.02 WND 7.0 31638 -71.3 -97.7 1 26.4 -72.1 295 108 834.5 834.5 328.1 834.5 0.00 Sounding variables and indices 1000-500 mb thick: 5230.61 m Freezing level: Surface below freezing Freezing level: 989.66 mb = 182.04 m = 597.24 ft Freezing level: 941.96 mb = 580.26 m = 1903.71 ft Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 61.79 % Est. max temperature: 6.51 C = 43.72 F Sfc-Lift cond lev (LCL): 961.17 mb = 415.88 m = 1364.43 ft T: 1.58 C 700-500 lapse rate: 6.27 C/km ThetaE index: 0.26 C Layer 975.0- 964.0 mb Conv cond level (CCL): 811.18 mb = 1747.35 m = 5732.69 ft Mean mixing ratio: 2.32 g/kg Conv temperature: 7.42 C = 45.36 F Cap Strength: 10.43 C Lifted Index: 10.34 C Risk: None Lifted Index @300 mb: 18.76 C Lifted Index @700 mb: 4.61 C Showalter Index: 8.72 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 21.00 C K Index: 9.80 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 2.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.51 J/kg Max Up Vert Vel: 7.00 m/s Conv Inhibition (B-): 57388.48 J/kg Cap Strength: 10.41 C Lift Cond Lev (LCL): 854.02 mb = 1349.05 m = 4425.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 85 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 1006 52 60 3 -2.6 -1.5 | 270 15 14.6 -0.0 1 850 1386 50 25 -19.2 -16.1 | 8 15 -1.9 -14.6 2 700 2875 60 23 -19.9 -11.5 | 15 10 -2.7 -10.0 3 500 5330 55 29 -23.8 -16.6 | 23 16 -6.5 -15.1 4 400 6870 40 19 -12.2 -14.6 | 339 14 5.0 -13.1 5 300 8770 270 15 15.0 -0.0 | 267 32 32.2 1.5 6 250 9920 280 21 20.7 -3.6 | 273 38 37.9 -2.2 7 242 10123 275 19 18.9 -1.7 | 270 36 36.2 -0.2 8 200 11310 290 9 8.5 -3.1 | 274 26 25.7 -1.6 9 150 13090 225 11 7.8 7.8 | 250 27 25.0 9.3 10 100 15620 255 21 20.3 5.4 | 260 38 37.5 6.9 11 70 17840 245 31 28.1 13.1 | 252 48 45.3 14.6 12 50 19920 265 40 39.8 3.5 | 265 57 57.1 5.0 13 30 23040 280 50 49.2 -8.7 | 276 67 66.5 -7.2 14 20 25480 290 69 64.8 -23.6 | 285 85 82.1 -22.1 15 10 29550 290 83 78.0 -28.4 | 286 99 95.2 -26.9 Wind Parameters Mean winds (0-6000m): 55.0 at 23.1 knts Storm direction: 85.0 at 17.3 knts Shear (0-3000m) pos: 0.7 neg: 3.7 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 106.1 deg Storm rel helicity (0-3000m) pos: 55.0 neg: 0.0 tot: 55.0 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.67 Bulk Shear: 36.61 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 47 7 283 13| 0.0 8.5 8.5| 18.0 0.0 18.0 36.0 0.73| 8.5 6.2 1000 51 11 302 10| 0.0 8.5 8.5| 37.0 0.0 37.0 37.0 0.84| 8.5 7.2 1500 51 15 326 10| 0.0 7.5 7.5| 49.8 0.0 49.8 33.2 0.79| 7.7 6.1 2000 52 17 339 10| 0.4 5.6 6.0| 51.8 0.0 51.8 25.9 0.77| 6.2 4.7 2500 53 19 347 10| 0.6 4.5 5.1| 53.5 0.0 53.5 21.4 0.74| 5.3 3.9 3000 54 20 352 10| 0.7 3.7 4.4| 55.0 0.0 55.0 18.3 0.72| 4.6 3.3 4000 55 21 359 10| 0.5 3.1 3.6| 57.8 0.0 57.8 14.5 0.69| 3.8 2.6 5000 56 22 6 11| 0.4 2.8 3.2| 60.1 0.0 60.1 12.0 0.65| 3.3 2.2 6000 55 23 8 12| 0.3 2.0 2.3| 60.5 -22.3 38.2 6.4 0.41| 3.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251207.23.gif