UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121611.upa.cvt Date: 1100Z 16 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 16 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 981 41 -11.3 -13.2 86 1.9 -11.8 115 7 263.3 263.5 262.6 267.1 1.41 1 978 65 -7.7 -14.7 57 7.0 -9.4 116 7 267.1 267.3 265.0 270.6 1.25 2 969 137 -7.9 -12.7 68 4.8 -9.1 118 7 267.6 267.9 265.8 271.7 1.48 3 949 299 -8.7 -12.1 76 3.4 -9.6 122 7 268.4 268.7 266.5 272.8 1.59 4 906 657 -11.7 -14.7 78 3.0 -12.4 132 6 268.9 269.2 266.5 272.7 1.35 5 878 897 -13.7 -20.7 55 7.0 -15.0 138 5 269.3 269.4 265.8 271.7 0.84 6 850 1143 -15.7 -19.1 75 3.4 -16.4 145 5 269.7 269.9 266.4 272.5 0.99 7 820 1413 -17.9 -20.1 83 2.2 -18.3 129 5 270.2 270.3 266.6 272.8 0.94 8 747 2101 -23.5 -29.5 58 6.0 -24.2 88 4 271.4 271.4 266.5 272.7 0.44 9 700 2572 -27.7 -30.5 77 2.8 -28.0 60 3 271.8 271.9 266.8 273.1 0.43 10 695 2624 -28.1 -30.6 79 2.5 -28.3 63 4 271.9 272.0 266.8 273.2 0.43 11 671 2877 -26.7 -44.7 17 18.0 -27.9 75 7 276.2 276.3 269.0 276.6 0.11 12 669 2899 -26.7 -47.7 12 21.0 -28.0 76 7 276.5 276.5 269.1 276.7 0.08 13 656 3041 -25.9 -51.9 7 26.0 -27.4 83 9 278.9 278.9 270.6 279.1 0.05 14 648 3130 -26.1 -46.1 13 20.0 -27.5 88 10 279.7 279.7 271.1 280.0 0.09 15 607 3600 -29.3 -44.3 22 15.0 -30.3 111 17 281.3 281.3 272.1 281.7 0.12 16 557 4210 -33.7 -45.7 29 12.0 -34.4 141 25 283.1 283.1 273.2 283.5 0.11 17 539 4439 -35.5 -44.5 39 9.0 -36.0 153 28 283.6 283.6 273.5 284.0 0.14 18 500 4960 -38.1 -50.1 27 12.0 -38.6 180 35 286.6 286.6 275.0 286.9 0.08 19 406 6362 -47.3 -57.3 31 10.0 -47.5 185 43 292.3 292.3 277.9 292.4 0.04 20 400 6460 -48.3 -57.3 35 9.0 -48.5 185 44 292.2 292.2 277.8 292.4 0.04 21 368 7005 -52.1 -59.1 43 7.0 -52.2 183 47 294.2 294.2 278.8 294.3 0.04 22 337 7571 -55.3 -59.3 61 4.0 -55.4 181 50 297.3 297.3 280.2 297.5 0.04 23 317 7960 -56.9 -64.9 36 8.0 -57.0 180 52 300.4 300.4 281.5 300.4 0.02 24 300 8310 -56.3 -69.3 18 13.0 -56.4 170 48 306.0 306.0 283.8 306.0 0.01 25 250 9470 -54.7 -75.7 6 21.0 -54.9 170 36 324.7 324.7 290.2 324.8 0.01 26 234 9891 -55.1 -78.1 4 23.0 -55.4 171 35 330.3 330.3 291.8 330.4 0.00 27 203 10795 -55.1 -81.1 3 26.0 -55.4 175 31 344.0 344.0 295.3 344.1 0.00 28 200 10890 -55.5 -82.5 2 27.0 -55.8 175 31 344.9 344.9 295.5 344.9 0.00 29 178 11633 -54.3 -85.3 1 31.0 -54.6 173 27 358.5 358.5 298.4 358.5 0.00 30 150 12720 -57.3 -87.3 1 30.0 -57.6 170 21 371.4 371.4 300.8 371.4 0.00 31 134 13436 -55.7 -86.7 1 31.0 -56.1 176 22 386.4 386.4 303.2 386.4 0.00 32 110 14678 -61.1 -90.1 1 29.0 -61.3 185 23 398.7 398.7 305.0 398.7 0.00 33 101 15208 -61.5 -90.5 1 29.0 -61.7 190 23 407.7 407.7 306.2 407.7 0.00 34 100 15270 -61.5 -90.5 1 29.0 -61.7 190 23 408.9 408.9 306.4 408.9 0.00 35 70 17460 -66.5 -94.5 1 28.0 -66.7 175 7 442.1 442.1 310.1 442.1 0.00 36 50 19470 -71.9 -97.9 1 26.0 -72.0 160 23 474.1 474.1 313.0 474.1 0.00 37 44 20217 -74.9 -99.9 1 25.0 -75.0 131 18 484.4 484.4 313.8 484.4 0.00 38 30 22430 -76.7 -101.7 1 25.0 -76.8 45 3 535.5 535.5 317.2 535.5 0.00 39 20 24750 -80.3 -104.3 1 24.0 -80.4 45 17 590.4 590.4 320.2 590.4 0.00 TRP 317 7960 -56.9 -64.9 36 8.0 -57.0 180 52 300.4 300.4 281.5 300.4 0.02 WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 49.63 % Est. max temperature: -4.64 C = 23.65 F Sfc-Lift cond lev (LCL): 951.37 mb = 279.59 m = 917.28 ft T: -8.60 C 700-500 lapse rate: 4.36 C/km ThetaE index: 1.14 C Layer 906.0- 850.0 mb Conv cond level (CCL): 858.20 mb = 1070.12 m = 3510.85 ft Mean mixing ratio: 1.38 g/kg Conv temperature: -5.05 C = 22.91 F Cap Strength: 9.83 C Lifted Index: 11.95 C Risk: None Lifted Index @300 mb: 23.90 C Lifted Index @700 mb: 0.93 C Showalter Index: 11.74 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 19.00 C K Index: 0.50 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.11 J/kg Max Up Vert Vel: 4.03 m/s Conv Inhibition (B-): 47901.29 J/kg Cap Strength: 11.78 C Lift Cond Lev (LCL): 873.08 mb = 939.74 m = 3083.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 203 at 13 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 ---------------------------------------------------------- 0 981 41 115 7 -6.3 3.0 | 53 14 -11.4 -8.6 1 850 1143 145 5 -2.9 4.1 | 46 11 -7.9 -7.5 2 700 2572 60 3 -2.6 -1.5 | 30 15 -7.6 -13.1 3 500 4960 180 35 0.0 35.0 | 168 24 -5.0 23.4 4 400 6460 185 44 3.8 43.8 | 178 32 -1.2 32.2 5 317 7960 180 52 0.0 52.0 | 173 41 -5.0 40.4 6 300 8310 170 48 -8.3 47.3 | 159 38 -13.4 35.7 7 250 9470 170 36 -6.3 35.5 | 155 26 -11.3 23.9 8 200 10890 175 31 -2.7 30.9 | 158 21 -7.7 19.3 9 150 12720 170 21 -3.6 20.7 | 136 13 -8.7 9.1 10 100 15270 190 23 4.0 22.7 | 175 11 -1.0 11.1 11 70 17460 175 7 -0.6 7.0 | 51 7 -5.6 -4.6 12 50 19470 160 23 -7.9 21.6 | 128 16 -12.9 10.0 13 30 22430 45 3 -2.1 -2.1 | 28 15 -7.1 -13.7 14 20 24750 45 17 -12.0 -12.0 | 36 29 -17.0 -23.6 Wind Parameters Mean winds (0-6000m): 173.4 at 16.9 knts Storm direction: 203.4 at 12.6 knts Shear (0-3000m) pos: 0.6 neg: 1.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): -4.3 deg Storm rel helicity (0-3000m) pos: 24.9 neg: -18.4 tot: 6.5 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.30 Bulk Shear: 26.69 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 ------------------------------------------------------------------------------- 500 118 7 52 14| 1.8 0.0 1.8| 0.0 -1.0 -1.0 -2.1 -0.17| 1.9 -0.3 1000 126 6 51 13| 1.7 0.0 1.7| 0.0 -3.5 -3.5 -3.5 -0.32| 1.8 -0.6 1500 129 6 50 12| 1.2 0.6 1.8| 0.0 -6.1 -6.1 -4.1 -0.33| 2.0 -0.7 2000 126 5 47 13| 0.9 1.0 1.9| 0.0 -11.5 -11.5 -5.7 -0.43| 2.1 -0.9 2500 123 5 45 13| 0.7 1.1 1.8| 0.0 -18.4 -18.4 -7.3 -0.52| 2.0 -1.1 3000 114 5 45 14| 0.6 1.0 1.6| 24.9 -18.4 6.5 2.2 0.02| 2.8 0.0 4000 125 8 58 13| 2.7 0.7 3.4|131.6 -18.4 113.3 28.3 0.54| 4.6 2.5 5000 166 12 93 8| 4.0 0.6 4.5|288.6 -18.4 270.2 54.0 0.73| 6.5 4.7 6000 173 17 126 9| 3.8 0.5 4.3|311.8 -18.4 293.4 48.9 0.71| 5.9 4.2 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251216.11.gif