UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120923.upa.cvt Date: 2300Z 9 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:2300Z 9 DEC 25 Station: BGEM WMO ident: 4220 Latitude: 68.70 Longitude: -52.85 Elevation: 41.00 ------------------------------------------------------------------------------- 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 986 41 -0.7 -6.7 64 6.0 -2.7 30 23 273.6 273.9 271.1 280.0 2.34 1 955 296 -1.5 -13.5 39 12.0 -5.0 40 25 275.3 275.5 270.7 279.3 1.41 2 914 644 -3.7 -16.7 36 13.0 -7.1 53 28 276.5 276.7 271.0 279.8 1.13 3 893 828 -1.7 -17.7 28 16.0 -6.0 60 30 280.4 280.6 273.2 283.5 1.06 4 885 900 -2.1 -19.1 26 17.0 -6.5 63 30 280.7 280.9 273.2 283.5 0.95 5 850 1220 -2.9 -20.9 24 18.0 -7.4 75 33 283.1 283.3 274.4 285.7 0.85 6 839 1323 -2.9 -21.9 22 19.0 -7.5 77 32 284.2 284.3 274.9 286.6 0.79 7 760 2096 -9.5 -24.5 28 15.0 -12.6 92 25 285.2 285.3 275.3 287.3 0.69 8 700 2724 -15.5 -25.5 42 10.0 -17.3 105 19 285.3 285.4 275.3 287.4 0.69 9 690 2832 -16.5 -25.5 46 9.0 -18.1 102 20 285.4 285.5 275.4 287.5 0.70 10 668 3075 -17.5 -33.5 23 16.0 -19.7 95 21 286.9 287.0 275.6 288.0 0.34 11 661 3155 -15.7 -46.7 5 31.0 -18.9 93 21 289.8 289.8 276.7 290.1 0.09 12 658 3189 -15.9 -47.9 5 32.0 -19.1 92 22 290.0 290.0 276.7 290.2 0.08 13 652 3258 -16.1 -48.1 5 32.0 -19.3 90 22 290.5 290.5 277.0 290.8 0.08 14 623 3598 -18.9 -40.9 12 22.0 -21.4 81 24 291.1 291.1 277.5 291.7 0.17 15 574 4203 -23.1 -51.1 6 28.0 -25.2 64 27 293.1 293.1 278.3 293.3 0.06 16 541 4635 -25.7 -64.7 1 39.0 -27.6 51 30 295.0 295.0 279.1 295.0 0.01 17 500 5200 -30.7 -57.7 5 27.0 -32.0 35 33 295.6 295.6 279.4 295.7 0.03 18 488 5372 -32.1 -57.1 7 25.0 -33.3 36 33 296.0 296.0 279.6 296.1 0.03 19 408 6615 -39.5 -60.5 9 21.0 -40.2 44 31 301.9 301.9 282.2 302.0 0.03 20 400 6750 -40.7 -60.7 10 20.0 -41.3 45 31 302.1 302.1 282.3 302.2 0.03 21 300 8650 -55.1 -72.1 10 17.0 -55.3 10 17 307.7 307.7 284.4 307.7 0.01 22 292 8822 -56.7 -70.7 16 14.0 -56.8 13 17 307.8 307.8 284.5 307.8 0.01 23 250 9800 -59.9 -69.9 26 10.0 -60.0 30 19 317.0 317.0 287.8 317.1 0.01 24 247 9875 -60.5 -70.5 26 10.0 -60.6 30 19 317.2 317.2 287.8 317.3 0.01 25 213 10798 -59.3 -75.3 11 16.0 -59.5 19 9 332.8 332.8 292.5 332.8 0.01 26 200 11190 -60.5 -79.5 7 19.0 -60.6 15 5 337.0 337.0 293.6 337.0 0.00 27 192 11446 -59.1 -83.1 3 24.0 -59.3 26 6 343.2 343.2 295.1 343.2 0.00 28 182 11783 -57.3 -83.3 2 26.0 -57.5 40 6 351.4 351.4 296.9 351.4 0.00 29 160 12595 -60.1 -89.1 1 29.0 -60.3 73 8 359.8 359.8 298.7 359.8 0.00 30 150 13000 -58.3 -88.3 1 30.0 -58.6 90 9 369.6 369.6 300.5 369.6 0.00 31 109 14994 -61.1 -90.1 1 29.0 -61.3 145 20 399.7 399.7 305.2 399.7 0.00 32 101 15468 -60.1 -89.1 1 29.0 -60.4 158 23 410.4 410.4 306.6 410.4 0.00 33 100 15530 -60.3 -89.3 1 29.0 -60.6 160 23 411.2 411.2 306.7 411.2 0.00 34 70 17750 -61.5 -90.5 1 29.0 -61.9 200 21 452.8 452.8 311.1 452.8 0.00 35 61 18604 -60.5 -89.5 1 29.0 -61.0 208 23 473.2 473.2 312.9 473.2 0.00 36 53 19472 -63.7 -91.7 1 28.0 -64.0 217 26 485.2 485.2 313.8 485.2 0.00 37 50 19830 -63.3 -91.3 1 28.0 -63.7 220 27 494.3 494.3 314.5 494.3 0.00 38 43 20754 -62.7 -91.7 1 29.0 -63.2 223 33 517.6 517.6 316.1 517.6 0.00 39 30 22940 -67.7 -94.7 1 27.0 -68.1 230 48 560.1 560.1 318.6 560.1 0.00 40 20 25360 -70.7 -96.7 1 26.0 -71.1 230 60 619.8 619.8 321.5 619.8 0.00 41 13 27891 -73.9 -98.9 1 25.0 -74.2 252 72 689.9 689.9 324.1 689.9 0.00 42 11 28873 -70.7 -97.0 1 26.3 -71.3 260 77 735.3 735.3 325.5 735.3 0.00 43 10 29440 -68.9 -95.9 1 27.0 -69.8 265 64 762.4 762.4 326.3 762.4 0.00 44 5.6 32943 -64.9 -92.9 1 28.0 -67.1 917.5 917.5 329.8 917.6 0.01 TRP 247 9875 -60.5 -70.5 26 10.0 -60.6 30 19 317.2 317.2 287.8 317.3 0.01 WND 11 28873 -70.7 -97.0 1 26.3 -71.3 260 77 735.3 735.3 325.5 735.3 0.00 Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 21.38 % Est. max temperature: 9.91 C = 49.84 F Sfc-Lift cond lev (LCL): 897.45 mb = 788.78 m = 2587.83 ft T: -2.13 C 700-500 lapse rate: 6.14 C/km ThetaE index: 0.75 C Layer 955.0- 914.0 mb Conv cond level (CCL): 624.70 mb = 3578.05 m = 11738.87 ft Mean mixing ratio: 1.39 g/kg Conv temperature: 16.74 C = 62.13 F Cap Strength: 12.95 C Lifted Index: 12.96 C Risk: None Lifted Index @300 mb: 19.41 C Lifted Index @700 mb: 6.92 C Showalter Index: 8.80 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 27.80 C Cross Totals Index: 9.80 C K Index: -3.10 Risk: None Sweat Index: 99.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.32 J/kg Max Up Vert Vel: 6.83 m/s Conv Inhibition (B-): 77070.68 J/kg Cap Strength: 12.99 C Lift Cond Lev (LCL): 775.81 mb = 1935.24 m = 6349.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 91 at 20 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 ---------------------------------------------------------- 0 986 41 30 23 -11.5 -19.9 | 336 22 9.0 -20.4 1 850 1220 75 33 -31.9 -8.5 | 52 15 -11.4 -9.0 2 700 2724 105 19 -18.4 4.9 | 205 5 2.1 4.5 3 500 5200 35 33 -18.9 -27.0 | 357 28 1.5 -27.5 4 400 6750 45 31 -21.9 -21.9 | 4 22 -1.4 -22.4 5 300 8650 10 17 -3.0 -16.7 | 314 25 17.5 -17.2 6 250 9800 30 19 -9.5 -16.5 | 327 20 11.0 -16.9 7 247 9875 30 19 -9.5 -16.5 | 327 20 11.0 -16.9 8 200 11190 15 5 -1.3 -4.8 | 285 20 19.2 -5.3 9 150 13000 90 9 -9.0 0.0 | 272 11 11.5 -0.4 10 100 15530 160 23 -7.9 21.6 | 211 25 12.6 21.2 11 70 17750 200 21 7.2 19.7 | 235 34 27.7 19.3 12 50 19830 220 27 17.4 20.7 | 242 43 37.8 20.2 13 30 22940 230 48 36.8 30.9 | 242 65 57.2 30.4 14 20 25360 230 60 46.0 38.6 | 240 77 66.4 38.1 15 11 28873 260 77 75.8 13.4 | 262 97 96.3 12.9 16 10 29440 265 64 63.8 5.6 | 267 84 84.2 5.1 Wind Parameters Mean winds (0-6000m): 61.2 at 27.3 knts Storm direction: 91.2 at 20.5 knts Shear (0-3000m) pos: 4.4 neg: 0.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): -162.8 deg Storm rel helicity (0-3000m) pos: 126.4 neg: -1.2 tot: 125.1 m^2/s^2 ave: 41.7 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 5.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.55 Bulk Shear: 9.15 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 44 25 350 19| 9.6 0.0 9.6| 45.5 0.0 45.5 91.0 0.91| 9.7 8.7 1000 53 27 4 17| 10.0 0.0 10.0| 89.3 0.0 89.3 89.3 0.93| 10.3 9.6 1500 62 29 19 15| 8.2 0.0 8.2|112.3 0.0 112.3 74.8 0.87| 9.8 8.5 2000 68 28 27 13| 6.4 0.0 6.4|119.5 0.0 119.5 59.7 0.81| 9.1 7.4 2500 72 27 32 11| 5.3 0.0 5.3|124.6 0.0 124.6 49.8 0.82| 8.5 7.0 3000 75 26 34 9| 4.4 0.3 4.7|126.4 -1.2 125.1 41.7 0.73| 8.0 5.9 4000 76 26 33 8| 3.3 1.9 5.2|126.4 -7.9 118.5 29.6 0.46| 7.7 3.6 5000 69 26 21 11| 2.6 3.0 5.6|126.4 -40.5 85.8 17.2 0.28| 7.8 2.2 6000 61 27 14 14| 2.4 2.6 4.9|137.5 -49.8 87.7 14.6 0.27| 7.0 1.9 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251209.23.gif