UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121911.upa.cvt Date: 1100Z 19 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 19 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 978 41 -4.5 -9.5 68 5.0 -6.0 105 3 270.4 270.7 268.4 275.6 1.90 1 972 90 -2.5 -9.5 59 7.0 -4.7 108 4 272.9 273.2 270.0 278.2 1.91 2 947 296 -3.5 -10.5 58 7.0 -5.6 119 10 273.9 274.2 270.5 279.0 1.81 3 877 902 -5.1 -15.1 45 10.0 -7.8 152 26 278.3 278.5 272.4 282.2 1.35 4 872 947 -5.1 -15.1 45 10.0 -7.8 154 28 278.8 279.0 272.7 282.7 1.35 5 859 1065 -5.1 -15.1 45 10.0 -7.9 160 31 280.0 280.2 273.4 284.0 1.37 6 850 1148 -5.9 -15.9 45 10.0 -8.6 165 33 280.0 280.2 273.3 283.8 1.30 7 763 1981 -13.3 -18.0 68 4.7 -14.4 165 34 280.8 281.0 273.6 284.3 1.21 8 751 2102 -14.1 -18.7 68 4.6 -15.1 165 34 281.2 281.4 273.8 284.6 1.16 9 700 2632 -17.1 -23.1 60 6.0 -18.2 165 35 283.5 283.7 274.6 286.1 0.85 10 636 3343 -22.7 -27.7 64 5.0 -23.4 166 35 285.1 285.2 275.1 287.0 0.62 11 614 3600 -24.1 -34.1 39 10.0 -25.2 167 35 286.3 286.4 275.3 287.4 0.35 12 585 3951 -26.9 -37.9 35 11.0 -27.9 168 36 287.1 287.1 275.6 287.9 0.25 13 565 4201 -29.3 -39.3 37 10.0 -30.2 168 36 287.1 287.1 275.5 287.8 0.22 14 500 5060 -36.9 -43.9 48 7.0 -37.3 170 36 288.0 288.1 275.9 288.6 0.16 15 459 5644 -42.1 -45.8 67 3.7 -42.3 158 33 288.7 288.7 276.2 289.2 0.14 16 448 5809 -39.3 -43.5 64 4.2 -39.5 155 32 294.2 294.3 279.0 294.8 0.18 17 428 6121 -39.3 -48.3 38 9.0 -39.7 149 30 298.1 298.1 280.7 298.5 0.11 18 400 6580 -42.9 -50.9 41 8.0 -43.2 140 27 299.2 299.2 281.1 299.6 0.09 19 388 6785 -44.7 -53.7 36 9.0 -45.0 141 28 299.5 299.5 281.2 299.7 0.07 20 322 8003 -56.1 -58.1 78 2.0 -56.1 144 37 300.1 300.1 281.4 300.3 0.05 21 307 8305 -58.1 -63.1 53 5.0 -58.2 145 39 301.5 301.5 282.0 301.5 0.03 22 306 8326 -58.5 -63.5 52 5.0 -58.6 145 39 301.2 301.2 281.8 301.3 0.02 23 300 8450 -59.5 -64.2 54 4.7 -59.6 145 40 301.5 301.5 282.0 301.6 0.02 24 268 9143 -65.5 -70.5 50 5.0 -65.5 145 48 302.6 302.6 282.4 302.7 0.01 25 250 9570 -59.7 -66.7 40 7.0 -59.8 130 46 317.3 317.3 287.9 317.4 0.02 26 232 10037 -61.3 -75.3 14 14.0 -61.4 132 41 321.7 321.7 289.3 321.8 0.01 27 231 10064 -61.5 -75.5 14 14.0 -61.6 132 41 321.8 321.8 289.3 321.9 0.01 28 223 10283 -62.5 -75.5 16 13.0 -62.6 133 38 323.6 323.6 289.9 323.6 0.01 29 205 10806 -61.1 -76.1 12 15.0 -61.2 134 33 333.6 333.6 292.7 333.7 0.01 30 200 10960 -60.5 -79.5 7 19.0 -60.6 135 31 337.0 337.0 293.6 337.0 0.00 31 186 11415 -57.7 -79.7 4 22.0 -57.9 138 29 348.6 348.6 296.3 348.6 0.00 32 159 12396 -61.5 -89.5 1 28.0 -61.7 143 25 358.1 358.1 298.3 358.1 0.00 33 150 12760 -58.7 -88.7 1 30.0 -58.9 145 23 368.9 368.9 300.4 369.0 0.00 34 130 13656 -57.7 -87.7 1 30.0 -58.0 156 22 386.2 386.2 303.2 386.2 0.00 35 101 15219 -63.5 -91.5 1 28.0 -63.7 174 19 403.9 403.9 305.7 403.9 0.00 36 100 15280 -63.7 -91.7 1 28.0 -63.9 175 19 404.7 404.7 305.8 404.7 0.00 37 88 16054 -68.1 -95.1 1 27.0 -68.2 186 18 410.9 410.9 306.6 410.9 0.00 38 70 17430 -66.5 -94.5 1 28.0 -66.7 205 15 442.1 442.1 310.1 442.1 0.00 39 50 19450 -70.5 -96.5 1 26.0 -70.6 140 5 477.4 477.4 313.2 477.4 0.00 40 41 20621 -73.9 -98.9 1 25.0 -74.0 187 13 496.8 496.8 314.7 496.8 0.00 41 30 22450 -73.3 -99.3 1 26.0 -73.5 260 25 544.8 544.8 317.8 544.8 0.00 42 20 24800 -76.7 -101.7 1 25.0 -76.9 275 21 601.4 601.4 320.7 601.4 0.00 43 13 27271 -77.9 -101.9 1 24.0 -78.1 291 34 676.1 676.1 323.6 676.1 0.00 44 10 28780 -75.5 -100.5 1 25.0 -75.9 300 42 737.7 737.7 325.6 737.7 0.00 45 6.0 31779 -69.9 -96.5 1 26.6 -71.1 290 64 878.1 878.1 329.0 878.1 0.01 46 5.3 32521 -68.5 -95.5 1 27.0 -70.0 915.9 915.9 329.7 916.0 0.01 TRP 268 9143 -65.5 -70.5 50 5.0 -65.5 145 48 302.6 302.6 282.4 302.7 0.01 WND 6.0 31779 -69.9 -96.5 1 26.6 -71.1 290 64 878.1 878.1 329.0 878.1 0.01 Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 52.09 % Est. max temperature: 5.25 C = 41.45 F Sfc-Lift cond lev (LCL): 903.52 mb = 667.11 m = 2188.66 ft T: -4.48 C 700-500 lapse rate: 8.15 C/km ThetaE index: 0.20 C Layer 850.0- 763.0 mb Conv cond level (CCL): 743.43 mb = 2178.06 m = 7145.79 ft Mean mixing ratio: 1.67 g/kg Conv temperature: 6.57 C = 43.82 F Cap Strength: 7.12 C Lifted Index: 7.11 C Risk: None Lifted Index @300 mb: 15.30 C Lifted Index @700 mb: 5.67 C Showalter Index: 4.10 C Risk: None Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.00 C Cross Totals Index: 21.00 C K Index: 9.10 Risk: None Sweat Index: 162.00 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.48 J/kg Max Up Vert Vel: 6.24 m/s Conv Inhibition (B-): 65059.21 J/kg Cap Strength: 7.10 C Lift Cond Lev (LCL): 817.76 mb = 1446.37 m = 4745.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 195 at 24 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 ---------------------------------------------------------- 0 978 41 105 3 -2.9 0.8 | 22 24 -9.1 -22.2 1 850 1148 165 33 -8.5 31.9 | 121 17 -14.7 8.9 2 700 2632 165 35 -9.1 33.8 | 125 19 -15.3 10.9 3 500 5060 170 36 -6.3 35.5 | 135 18 -12.4 12.5 4 400 6580 140 27 -17.4 20.7 | 84 24 -23.5 -2.3 5 300 8450 145 40 -22.9 32.8 | 109 31 -29.1 9.8 6 268 9143 145 48 -27.5 39.3 | 116 37 -33.7 16.4 7 250 9570 130 46 -35.2 29.6 | 99 42 -41.4 6.6 8 200 10960 135 31 -21.9 21.9 | 88 28 -28.1 -1.0 9 150 12760 145 23 -13.2 18.8 | 78 20 -19.4 -4.1 10 100 15280 175 19 -1.7 18.9 | 63 9 -7.8 -4.0 11 70 17430 205 15 6.3 13.6 | 359 9 0.1 -9.4 12 50 19450 140 5 -3.2 3.8 | 26 21 -9.4 -19.1 13 30 22450 260 25 24.6 4.3 | 315 26 18.4 -18.6 14 20 24800 275 21 20.9 -1.8 | 329 29 14.7 -24.8 15 10 28780 300 42 36.4 -21.0 | 326 53 30.2 -44.0 Wind Parameters Mean winds (0-6000m): 165.1 at 31.7 knts Storm direction: 195.1 at 23.8 knts Shear (0-3000m) pos: 5.6 neg: 0.2 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 104.7 deg Storm rel helicity (0-3000m) pos: 203.8 neg: 0.0 tot: 203.8 m^2/s^2 ave: 67.9 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 6.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.28 Bulk Shear: 70.53 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 ------------------------------------------------------------------------------- 500 182 9 23 15| 14.3 0.0 14.3| 87.4 0.0 87.4 174.9 0.99| 14.8 14.6 1000 160 16 58 14| 14.6 0.0 14.6|175.3 0.0 175.3 175.3 0.98| 16.4 16.1 1500 162 22 81 13| 11.0 0.0 11.0|196.6 0.0 196.6 131.1 0.98| 12.6 12.3 2000 163 25 94 13| 8.3 0.2 8.4|198.8 0.0 198.8 99.4 0.97| 9.6 9.3 2500 164 27 102 14| 6.6 0.3 6.9|200.9 0.0 200.9 80.4 0.96| 7.8 7.6 3000 164 28 107 15| 5.6 0.2 5.8|203.8 0.0 203.8 67.9 0.96| 6.6 6.4 4000 165 30 114 15| 4.2 0.2 4.4|209.9 0.0 209.9 52.5 0.96| 5.2 5.0 5000 166 31 118 16| 3.4 0.1 3.6|215.9 0.0 215.9 43.2 0.96| 4.3 4.1 6000 165 32 118 16| 2.9 1.0 3.9|215.9 -61.1 154.8 25.8 0.52| 4.6 2.4 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251219.11.gif