UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120811.upa.cvt Date: 1100Z 8 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 8 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 1000 41 -0.9 -5.3 72 4.4 -2.4 40 15 272.2 272.7 270.7 279.3 2.57 1 981 193 -1.9 -7.9 63 6.0 -3.8 49 15 272.7 273.1 270.3 278.7 2.15 2 976 234 0.2 -10.8 43 11.0 -3.3 52 15 275.3 275.5 271.2 280.1 1.72 3 968 300 0.0 -13.0 37 13.0 -3.8 56 15 275.7 275.9 271.1 279.8 1.45 4 939 542 -1.1 -15.1 34 14.0 -5.0 71 16 277.0 277.2 271.5 280.6 1.26 5 927 646 3.2 -16.8 21 20.0 -2.7 77 16 282.4 282.6 274.4 285.7 1.11 6 919 716 3.2 -17.8 20 21.0 -2.9 82 16 283.1 283.3 274.6 286.2 1.02 7 911 786 3.2 -18.8 18 22.0 -3.0 86 16 283.8 284.0 274.9 286.7 0.95 8 906 831 3.0 -19.0 18 22.0 -3.2 89 16 284.1 284.2 275.0 286.9 0.94 9 898 902 2.4 -19.6 18 22.0 -3.7 93 16 284.2 284.3 275.0 286.9 0.90 10 850 1342 -1.7 -20.7 22 19.0 -6.6 120 17 284.4 284.5 275.1 287.0 0.86 11 833 1502 -3.3 -21.3 23 18.0 -7.8 118 17 284.3 284.5 275.0 286.9 0.84 12 772 2100 -6.5 -37.5 6 31.0 -11.4 113 19 287.1 287.2 275.5 287.8 0.20 13 755 2274 -7.5 -40.5 5 33.0 -12.3 111 19 287.9 287.9 275.8 288.4 0.15 14 700 2858 -11.3 -46.3 4 35.0 -15.4 105 21 290.0 290.0 276.8 290.3 0.09 15 686 3013 -11.9 -48.9 3 37.0 -16.0 106 21 291.0 291.0 277.3 291.2 0.07 16 671 3182 -12.7 -45.7 4 33.0 -16.6 106 20 291.9 291.9 277.8 292.3 0.10 17 635 3599 -16.3 -45.3 6 29.0 -19.4 108 19 292.5 292.5 278.0 292.8 0.11 18 586 4198 -20.9 -47.9 7 27.0 -23.3 110 18 293.9 293.9 278.7 294.2 0.09 19 500 5350 -29.5 -48.5 14 19.0 -30.8 115 15 297.1 297.1 280.2 297.4 0.09 20 400 6900 -42.3 -53.3 29 11.0 -42.7 110 21 300.0 300.0 281.4 300.3 0.07 21 390 7070 -43.9 -53.9 32 10.0 -44.2 111 21 300.1 300.1 281.5 300.3 0.06 22 300 8780 -57.1 -69.1 20 12.0 -57.2 125 17 304.9 304.9 283.4 304.9 0.01 23 282 9169 -60.5 -72.5 19 12.0 -60.6 114 18 305.4 305.4 283.6 305.4 0.01 24 270 9438 -62.7 -73.7 21 11.0 -62.8 106 18 306.0 306.0 283.8 306.1 0.01 25 253 9837 -64.7 -72.7 32 8.0 -64.7 95 19 308.8 308.8 284.9 308.9 0.01 26 250 9910 -64.1 -72.1 33 8.0 -64.1 105 13 310.8 310.8 285.6 310.8 0.01 27 216 10803 -65.9 -70.9 50 5.0 -66.0 187 13 321.2 321.3 289.2 321.3 0.01 28 200 11270 -66.7 -72.7 42 6.0 -66.7 230 13 327.1 327.1 290.9 327.2 0.01 29 197 11361 -66.9 -72.9 42 6.0 -67.0 227 13 328.2 328.2 291.2 328.3 0.01 30 194 11454 -64.3 -71.3 38 7.0 -64.4 223 12 333.8 333.8 292.7 333.9 0.01 31 173 12156 -62.1 -78.1 10 16.0 -62.2 197 10 348.6 348.6 296.3 348.6 0.01 32 168 12336 -63.3 -81.3 7 18.0 -63.4 191 9 349.5 349.5 296.5 349.5 0.00 33 150 13030 -63.3 -84.3 4 21.0 -63.4 165 7 361.0 361.0 298.9 361.0 0.00 34 133 13771 -62.9 -90.9 1 28.0 -63.1 177 11 374.4 374.4 301.3 374.4 0.00 35 101 15469 -62.7 -91.7 1 29.0 -62.9 204 19 405.4 405.4 305.9 405.4 0.00 36 100 15530 -62.7 -91.7 1 29.0 -62.9 205 19 406.6 406.6 306.1 406.6 0.00 37 70 17730 -62.3 -91.3 1 29.0 -62.6 245 23 451.1 451.1 311.0 451.1 0.00 38 60 18680 -62.3 -91.3 1 29.0 -62.7 243 26 471.4 471.4 312.8 471.4 0.00 39 50 19800 -64.1 -92.1 1 28.0 -64.4 240 29 492.4 492.4 314.4 492.4 0.00 40 39 21310 -67.3 -94.3 1 27.0 -67.6 250 41 520.6 520.6 316.4 520.6 0.00 41 30 22890 -67.7 -94.7 1 27.0 -68.1 260 54 560.1 560.1 318.6 560.1 0.00 42 23 24488 -67.1 -94.1 1 27.0 -67.6 263 61 606.1 606.1 320.9 606.1 0.00 43 21 25031 -70.7 -96.7 1 26.0 -71.1 264 63 611.2 611.2 321.1 611.2 0.00 44 20 25320 -71.1 -97.1 1 26.0 -71.4 265 64 618.5 618.5 321.4 618.5 0.00 45 10 29400 -72.3 -98.3 1 26.0 -72.8 275 85 749.7 749.7 325.9 749.7 0.00 46 5.0 33559 -64.3 -92.1 1 27.8 -66.8 280 106 950.6 950.6 330.4 950.7 0.02 47 4.6 34071 -63.3 -91.3 1 28.0 -66.2 978.0 978.1 330.8 978.2 0.02 TRP 253 9837 -64.7 -72.7 32 8.0 -64.7 95 19 308.8 308.8 284.9 308.9 0.01 WND 5.0 33559 -64.3 -92.1 1 27.8 -66.8 280 106 950.6 950.6 330.4 950.7 0.02 Sounding variables and indices 1000-500 mb thick: 5309.00 m Freezing level: Surface below freezing Freezing level: 976.48 mb = 230.30 m = 755.57 ft Freezing level: 968.00 mb = 299.96 m = 984.11 ft Freezing level: 935.93 mb = 568.89 m = 1866.42 ft Freezing level: 869.90 mb = 1159.75 m = 3804.92 ft Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 14.04 % Est. max temperature: 11.21 C = 52.19 F Sfc-Lift cond lev (LCL): 933.40 mb = 590.46 m = 1937.18 ft T: 0.90 C 700-500 lapse rate: 7.30 C/km ThetaE index: 0.61 C Layer 981.0- 976.0 mb Conv cond level (CCL): 611.46 mb = 3880.76 m = 12732.01 ft Mean mixing ratio: 1.46 g/kg Conv temperature: 20.01 C = 68.02 F Cap Strength: 11.31 C Lifted Index: 12.78 C Risk: None Lifted Index @300 mb: 16.18 C Lifted Index @700 mb: 9.83 C Showalter Index: 8.98 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 27.80 C Cross Totals Index: 8.80 C K Index: -27.90 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.93 J/kg Max Up Vert Vel: 10.39 m/s Conv Inhibition (B-): 56188.57 J/kg Cap Strength: 12.68 C Lift Cond Lev (LCL): 764.48 mb = 2176.20 m = 7139.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 137 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 1000 41 40 15 -9.6 -11.5 | 1 21 -0.5 -21.1 1 850 1342 120 17 -14.7 8.5 | 79 6 -5.6 -1.1 2 700 2858 105 21 -20.3 5.4 | 70 12 -11.2 -4.2 3 500 5350 115 15 -13.6 6.3 | 54 6 -4.5 -3.3 4 400 6900 110 21 -19.7 7.2 | 77 11 -10.6 -2.4 5 300 8780 125 17 -13.9 9.8 | 92 5 -4.8 0.1 6 253 9837 95 19 -18.9 1.7 | 51 13 -9.8 -7.9 7 250 9910 105 13 -12.6 3.4 | 29 7 -3.5 -6.2 8 200 11270 230 13 10.0 8.4 | 274 19 19.1 -1.2 9 150 13030 165 7 -1.8 6.8 | 291 8 7.3 -2.8 10 100 15530 205 19 8.0 17.2 | 246 19 17.1 7.6 11 70 17730 245 23 20.8 9.7 | 270 30 29.9 0.1 12 50 19800 240 29 25.1 14.5 | 262 35 34.2 4.9 13 30 22890 260 54 53.2 9.4 | 270 62 62.3 -0.2 14 20 25320 265 64 63.8 5.6 | 273 73 72.9 -4.0 15 10 29400 275 85 84.7 -7.4 | 280 95 93.8 -17.0 Wind Parameters Mean winds (0-6000m): 106.5 at 17.6 knts Storm direction: 136.5 at 13.2 knts Shear (0-3000m) pos: 3.5 neg: 0.9 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 67.9 deg Storm rel helicity (0-3000m) pos: 59.3 neg: -3.7 tot: 55.6 m^2/s^2 ave: 18.5 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.53 Bulk Shear: 35.32 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 48 15 6 20| 8.4 0.0 8.4| 31.7 0.0 31.7 63.5 0.78| 8.5 6.6 1000 71 16 21 16| 8.3 0.0 8.3| 51.6 0.0 51.6 51.6 0.73| 8.7 6.3 1500 89 16 35 12| 7.1 0.0 7.1| 59.3 -0.2 59.1 39.4 0.70| 8.0 5.5 2000 97 17 45 11| 5.3 0.5 5.8| 59.3 -0.9 58.4 29.2 0.62| 6.5 4.1 2500 101 17 51 10| 4.2 0.9 5.1| 59.3 -2.3 57.0 22.8 0.56| 5.6 3.1 3000 102 18 55 10| 3.5 0.9 4.4| 59.3 -3.7 55.6 18.5 0.51| 5.0 2.5 4000 104 18 58 10| 2.6 0.7 3.3| 59.3 -5.0 54.3 13.6 0.45| 4.1 1.8 5000 105 18 59 10| 2.1 0.5 2.6| 59.3 -6.9 52.4 10.5 0.38| 3.6 1.4 6000 107 18 60 9| 1.8 0.6 2.3| 62.2 -7.6 54.6 9.1 0.38| 3.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251208.11.gif