UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121223.upa.cvt Date: 2300Z 12 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:2300Z 12 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 983 41 -6.5 -9.3 80 2.8 -7.3 85 5 268.0 268.3 266.8 273.2 1.92 1 967 169 -5.7 -10.6 68 4.9 -7.1 76 5 270.0 270.3 268.0 274.9 1.76 2 951 300 -6.9 -11.7 69 4.8 -8.2 67 6 270.1 270.4 267.8 274.6 1.64 3 880 900 -11.7 -13.2 89 1.5 -12.1 24 8 271.2 271.4 268.4 275.6 1.57 4 863 1049 -13.1 -14.4 90 1.3 -13.4 13 9 271.2 271.5 268.2 275.3 1.45 5 850 1165 -13.5 -15.9 82 2.4 -14.0 5 9 272.0 272.2 268.4 275.7 1.30 6 837 1282 -14.5 -18.0 75 3.5 -15.2 351 9 272.2 272.3 268.2 275.3 1.11 7 826 1382 -14.3 -20.3 60 6.0 -15.5 339 9 273.4 273.5 268.7 276.1 0.92 8 809 1540 -13.3 -19.3 61 6.0 -14.6 320 9 276.1 276.3 270.6 279.1 1.02 9 768 1935 -14.3 -23.3 46 9.0 -16.0 274 9 279.1 279.3 272.0 281.4 0.76 10 751 2104 -15.7 -23.7 50 8.0 -17.1 253 9 279.4 279.5 272.1 281.7 0.75 11 736 2256 -17.1 -25.1 50 8.0 -18.4 235 9 279.5 279.6 272.1 281.6 0.68 12 718 2442 -15.7 -40.7 10 25.0 -18.6 213 9 283.0 283.1 273.2 283.5 0.15 13 700 2634 -15.3 -44.3 6 29.0 -18.4 190 9 285.5 285.6 274.5 285.9 0.11 14 627 3463 -17.1 -55.1 2 38.0 -20.3 200 10 292.6 292.6 278.0 292.7 0.03 15 621 3535 -17.5 -53.5 3 36.0 -20.5 201 10 293.0 293.0 278.2 293.1 0.04 16 615 3607 -17.9 -51.9 3 34.0 -20.9 202 10 293.3 293.3 278.4 293.5 0.05 17 567 4209 -22.9 -49.9 7 27.0 -25.1 209 10 294.3 294.4 278.9 294.6 0.07 18 500 5120 -28.7 -58.7 4 30.0 -30.3 220 11 298.0 298.1 280.5 298.1 0.03 19 431 6160 -36.9 -42.9 54 6.0 -37.3 210 11 300.5 300.6 281.8 301.2 0.20 20 411 6485 -38.9 -43.5 62 4.6 -39.2 207 11 302.1 302.1 282.5 302.8 0.20 21 400 6670 -40.5 -45.3 60 4.8 -40.8 205 11 302.4 302.4 282.5 302.9 0.17 22 349 7586 -47.5 -51.1 66 3.6 -47.6 191 14 304.9 304.9 283.5 305.3 0.10 23 316 8236 -52.5 -59.5 43 7.0 -52.7 180 16 306.8 306.8 284.1 306.9 0.04 24 300 8570 -55.3 -59.8 57 4.5 -55.4 175 17 307.4 307.4 284.4 307.6 0.04 25 272 9188 -60.5 -65.2 54 4.7 -60.6 164 19 308.6 308.6 284.8 308.7 0.02 26 250 9710 -63.7 -68.6 51 4.9 -63.7 155 21 311.4 311.4 285.8 311.4 0.01 27 229 10245 -66.9 -71.6 51 4.7 -67.0 165 17 314.4 314.4 286.9 314.4 0.01 28 220 10488 -66.9 -71.2 54 4.3 -67.0 169 16 318.0 318.0 288.1 318.1 0.01 29 209 10800 -64.7 -71.7 38 7.0 -64.7 175 16 326.2 326.2 290.6 326.2 0.01 30 200 11070 -64.3 -73.3 28 9.0 -64.4 180 15 330.9 330.9 292.0 331.0 0.01 31 185 11550 -60.5 -73.5 17 13.0 -60.6 180 16 344.6 344.6 295.4 344.6 0.01 32 173 11965 -61.7 -78.7 9 17.0 -61.9 180 17 349.2 349.2 296.5 349.3 0.00 33 150 12850 -59.7 -81.7 4 22.0 -59.9 180 19 367.2 367.2 300.1 367.2 0.00 34 136 13462 -60.5 -86.5 2 26.0 -60.7 184 19 376.2 376.2 301.6 376.3 0.00 35 119 14296 -59.5 -89.5 1 30.0 -59.7 189 18 392.7 392.7 304.2 392.7 0.00 36 101 15318 -61.7 -90.7 1 29.0 -61.9 195 17 407.4 407.4 306.2 407.4 0.00 37 100 15380 -61.5 -90.5 1 29.0 -61.7 195 17 408.9 408.9 306.4 408.9 0.00 38 94 15763 -62.9 -91.9 1 29.0 -63.1 192 17 413.4 413.4 306.9 413.5 0.00 39 70 17580 -63.3 -91.3 1 28.0 -63.6 180 17 449.0 449.0 310.7 449.0 0.00 40 50 19640 -65.3 -93.3 1 28.0 -65.6 195 17 489.6 489.6 314.2 489.6 0.00 41 44 20417 -64.1 -92.1 1 28.0 -64.5 196 17 510.8 510.8 315.7 510.8 0.00 42 30 22730 -68.3 -95.3 1 27.0 -68.7 200 17 558.4 558.4 318.6 558.4 0.00 43 20 25140 -72.5 -98.5 1 26.0 -72.8 170 15 614.2 614.2 321.2 614.3 0.00 44 14 27220 -75.1 -100.1 1 25.0 -75.4 201 22 671.4 671.4 323.4 671.4 0.00 45 10 29170 -75.1 -100.1 1 25.0 -75.4 230 29 739.2 739.2 325.6 739.2 0.00 46 7.2 31078 -74.7 -99.7 1 25.0 -75.2 813.7 813.7 327.5 813.7 0.00 TRP 229 10245 -66.9 -71.6 51 4.7 -67.0 165 17 314.4 314.4 286.9 314.4 0.01 WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 32.95 % Est. max temperature: -1.88 C = 28.61 F Sfc-Lift cond lev (LCL): 940.16 mb = 388.73 m = 1275.35 ft T: -7.61 C 700-500 lapse rate: 5.39 C/km ThetaE index: 0.37 C Layer 837.0- 826.0 mb Conv cond level (CCL): 867.52 mb = 1009.48 m = 3311.89 ft Mean mixing ratio: 1.66 g/kg Conv temperature: -3.25 C = 26.15 F Cap Strength: 17.10 C Lifted Index: 19.27 C Risk: None Lifted Index @300 mb: 23.08 C Lifted Index @700 mb: 11.28 C Showalter Index: 18.62 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 15.20 C Cross Totals Index: 12.80 C K Index: -29.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 4.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.10 J/kg Max Up Vert Vel: 3.77 m/s Conv Inhibition (B-): 65977.72 J/kg Cap Strength: 19.27 C Lift Cond Lev (LCL): 880.01 mb = 900.16 m = 2953.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 240 at 7 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 ---------------------------------------------------------- 0 983 41 85 5 -5.0 -0.4 | 70 12 -11.1 -4.0 1 850 1165 5 9 -0.8 -9.0 | 29 14 -6.9 -12.5 2 700 2634 190 9 1.6 8.9 | 140 7 -4.5 5.3 3 500 5120 220 11 7.1 8.4 | 192 5 1.0 4.9 4 400 6670 205 11 4.6 10.0 | 167 7 -1.4 6.4 5 300 8570 175 17 -1.5 16.9 | 151 15 -7.6 13.4 6 250 9710 155 21 -8.9 19.0 | 136 22 -15.0 15.5 7 229 10245 165 17 -4.4 16.4 | 141 17 -10.5 12.9 8 200 11070 180 15 0.0 15.0 | 152 13 -6.1 11.5 9 150 12850 180 19 0.0 19.0 | 159 17 -6.1 15.5 10 100 15380 195 17 4.4 16.4 | 173 13 -1.7 12.9 11 70 17580 180 17 0.0 17.0 | 156 15 -6.1 13.5 12 50 19640 195 17 4.4 16.4 | 173 13 -1.7 12.9 13 30 22730 200 17 5.8 16.0 | 179 12 -0.3 12.4 14 20 25140 170 15 -2.6 14.8 | 142 14 -8.7 11.2 15 10 29170 230 29 22.2 18.6 | 227 22 16.1 15.1 Wind Parameters Mean winds (0-6000m): 209.8 at 9.4 knts Storm direction: 239.8 at 7.0 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 75.9 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -74.7 tot: -73.3 m^2/s^2 ave: -24.4 10^-3 m/s^2 rel: -0.77 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -5.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 29.24 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 54 6 57 13| 0.0 4.1 4.1| 0.0 -12.0 -12.0 -23.9 -0.86| 4.2 -3.6 1000 36 7 48 14| 0.0 4.3 4.3| 0.0 -30.8 -30.8 -30.8 -0.93| 4.7 -4.4 1500 16 7 37 13| 0.0 4.3 4.3| 0.0 -55.6 -55.6 -37.1 -0.90| 6.0 -5.4 2000 358 8 27 13| 0.0 3.6 3.6| 0.0 -67.2 -67.2 -33.6 -0.82| 6.9 -5.7 2500 15 8 36 14| 0.0 2.5 2.5| 0.0 -72.9 -72.9 -29.1 -0.82| 7.5 -6.1 3000 43 8 51 15| 0.0 2.1 2.1| 1.3 -74.7 -73.3 -24.4 -0.77| 6.7 -5.2 4000 193 9 139 6| 0.3 1.5 1.8| 4.6 -74.7 -70.1 -17.5 -0.68| 5.3 -3.6 5000 206 9 155 5| 0.5 1.2 1.7| 7.8 -74.7 -66.9 -13.4 -0.59| 4.5 -2.7 6000 210 9 163 5| 0.4 1.0 1.4| 8.0 -76.7 -68.7 -11.5 -0.60| 3.9 -2.3 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251212.23.gif