UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122311.upa.cvt Date: 1100Z 23 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 23 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 996 41 -8.3 -12.3 73 4.0 -9.3 135 13 265.2 265.4 264.1 269.2 1.49 1 963 301 -9.3 -15.3 62 6.0 -10.7 138 12 266.7 266.9 264.7 270.1 1.21 2 941 479 -10.3 -19.3 48 9.0 -12.1 140 12 267.5 267.6 264.6 269.9 0.88 3 921 644 -11.7 -23.7 36 12.0 -13.8 142 11 267.7 267.8 264.2 269.4 0.61 4 919 660 -11.9 -23.9 36 12.0 -14.0 143 11 267.6 267.7 264.2 269.4 0.60 5 890 904 -14.1 -24.1 42 10.0 -15.7 146 10 267.8 267.9 264.3 269.6 0.61 6 850 1250 -17.1 -26.1 46 9.0 -18.4 150 9 268.2 268.3 264.5 269.8 0.53 7 758 2097 -24.5 -27.2 78 2.7 -24.8 156 7 269.2 269.2 265.1 270.7 0.54 8 700 2671 -29.1 -31.6 79 2.5 -29.3 160 5 270.3 270.3 265.6 271.4 0.39 9 651 3186 -33.1 -34.7 86 1.6 -33.2 161 10 271.4 271.5 266.3 272.3 0.31 10 645 3251 -33.3 -34.4 90 1.1 -33.4 161 10 271.9 272.0 266.6 272.9 0.32 11 614 3598 -32.5 -37.5 61 5.0 -32.9 162 14 276.7 276.7 269.6 277.5 0.25 12 606 3691 -32.7 -40.7 45 8.0 -33.2 162 14 277.5 277.5 269.9 278.1 0.18 13 563 4206 -35.9 -41.9 54 6.0 -36.2 163 19 279.6 279.6 271.2 280.2 0.17 14 500 5020 -42.3 -46.8 61 4.5 -42.5 165 27 281.5 281.5 272.2 281.8 0.11 15 479 5309 -44.1 -46.9 74 2.8 -44.2 163 28 282.7 282.7 272.9 283.1 0.12 16 439 5889 -47.5 -50.6 70 3.1 -47.6 159 30 285.6 285.6 274.5 285.8 0.08 17 425 6103 -48.9 -53.9 56 5.0 -49.0 158 31 286.4 286.4 274.9 286.6 0.06 18 400 6500 -49.9 -57.9 38 8.0 -50.1 155 33 290.1 290.1 276.8 290.3 0.04 19 391 6648 -50.9 -60.9 30 10.0 -51.1 156 34 290.7 290.7 277.0 290.8 0.03 20 327 7799 -55.3 -65.3 28 10.0 -55.4 165 38 299.9 299.9 281.3 300.0 0.02 21 300 8350 -54.3 -69.3 14 15.0 -54.5 160 33 308.8 308.8 284.9 308.9 0.01 22 284 8701 -54.3 -75.3 6 21.0 -54.5 163 34 313.7 313.7 286.6 313.7 0.00 23 250 9520 -53.1 -78.1 3 25.0 -53.4 170 36 327.1 327.1 290.9 327.1 0.00 24 222 10286 -52.5 -84.5 1 32.0 -52.8 173 37 339.3 339.3 294.1 339.4 0.00 25 205 10801 -52.5 -84.5 1 32.0 -52.9 174 38 347.2 347.2 296.0 347.2 0.00 26 200 10960 -52.9 -84.9 1 32.0 -53.2 175 38 349.0 349.0 296.4 349.0 0.00 27 175 11824 -51.5 -83.5 1 32.0 -52.0 173 42 364.9 364.9 299.7 364.9 0.00 28 150 12820 -53.7 -84.7 1 31.0 -54.1 170 46 377.5 377.5 301.8 377.6 0.00 29 107 14973 -56.5 -87.5 1 31.0 -56.9 182 48 410.5 410.5 306.6 410.5 0.00 30 101 15338 -58.3 -88.3 1 30.0 -58.7 185 48 413.9 413.9 307.0 413.9 0.00 31 100 15400 -58.5 -88.5 1 30.0 -58.9 185 48 414.7 414.7 307.1 414.7 0.00 32 77 17025 -63.1 -92.1 1 29.0 -63.4 192 60 437.3 437.3 309.6 437.3 0.00 33 70 17610 -64.1 -92.1 1 28.0 -64.4 195 64 447.3 447.3 310.6 447.3 0.00 34 50 19660 -67.1 -94.1 1 27.0 -67.3 200 77 485.4 485.4 313.9 485.4 0.00 35 43 20566 -67.9 -94.9 1 27.0 -68.1 201 75 504.8 504.8 315.3 504.8 0.00 36 30 22690 -74.7 -99.7 1 25.0 -74.8 205 69 541.0 541.0 317.6 541.0 0.00 37 25 23738 -78.7 -102.7 1 24.0 -78.8 203 71 558.5 558.5 318.6 558.5 0.00 38 20 25010 -78.1 -102.1 1 24.0 -78.2 200 73 597.1 597.1 320.5 597.1 0.00 39 15 26639 -78.8 -102.8 1 24.0 -78.9 205 87 646.1 646.1 322.5 646.1 0.00 40 10 28930 -79.7 -103.7 1 24.0 -79.9 215 58 722.1 722.1 325.1 722.1 0.00 41 6.1 31786 -72.1 -98.1 1 26.0 -73.0 864.4 864.4 328.7 864.4 0.00 TRP 327 7799 -55.3 -65.3 28 10.0 -55.4 165 38 299.9 299.9 281.3 300.0 0.02 WND 15 26639 -78.8 -102.8 1 24.0 -78.9 205 87 646.1 646.1 322.5 646.1 0.00 Sounding variables and indices 1000-500 mb thick: 4979.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 62.11 % Est. max temperature: -5.18 C = 22.67 F Sfc-Lift cond lev (LCL): 934.23 mb = 534.35 m = 1753.11 ft T: -10.77 C 700-500 lapse rate: 5.62 C/km ThetaE index: 0.67 C Layer 941.0- 890.0 mb Conv cond level (CCL): 813.70 mb = 1572.54 m = 5159.20 ft Mean mixing ratio: 0.97 g/kg Conv temperature: -4.85 C = 23.27 F Cap Strength: 8.76 C Lifted Index: 9.83 C Risk: None Lifted Index @300 mb: 27.71 C Lifted Index @700 mb: 1.64 C Showalter Index: 9.74 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 25.20 C Cross Totals Index: 16.20 C K Index: -3.40 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.07 J/kg Max Up Vert Vel: 4.49 m/s Conv Inhibition (B-): 58763.36 J/kg Cap Strength: 9.73 C Lift Cond Lev (LCL): 834.50 mb = 1386.03 m = 4547.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 189 at 11 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 ---------------------------------------------------------- 0 996 41 135 13 -9.2 9.2 | 79 11 -11.0 -2.1 1 850 1250 150 9 -4.5 7.8 | 61 7 -6.3 -3.5 2 700 2671 160 5 -1.7 4.7 | 28 7 -3.5 -6.6 3 500 5020 165 27 -7.0 26.1 | 149 17 -8.8 14.8 4 400 6500 155 33 -13.9 29.9 | 140 24 -15.7 18.6 5 327 7799 165 38 -9.8 36.7 | 155 28 -11.6 25.4 6 300 8350 160 33 -11.3 31.0 | 146 24 -13.1 19.7 7 250 9520 170 36 -6.3 35.5 | 162 25 -8.0 24.1 8 200 10960 175 38 -3.3 37.9 | 169 27 -5.1 26.5 9 150 12820 170 46 -8.0 45.3 | 164 35 -9.8 34.0 10 100 15400 185 48 4.2 47.8 | 184 37 2.4 36.5 11 70 17610 195 64 16.6 61.8 | 196 53 14.8 50.5 12 50 19660 200 77 26.3 72.4 | 202 66 24.5 61.0 13 30 22690 205 69 29.2 62.5 | 208 58 27.4 51.2 14 20 25010 200 73 25.0 68.6 | 202 62 23.2 57.3 15 15 26639 205 87 36.8 78.8 | 207 76 35.0 67.5 16 10 28930 215 58 33.3 47.5 | 221 48 31.5 36.2 Wind Parameters Mean winds (0-6000m): 159.0 at 15.3 knts Storm direction: 189.0 at 11.5 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -25.0 deg Storm rel helicity (0-3000m) pos: 4.8 neg: -13.6 tot: -8.8 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 2.1 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.96 Bulk Shear: 5.13 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 ------------------------------------------------------------------------------- 500 136 12 76 11| 2.2 0.0 2.2| 0.0 -2.2 -2.2 -4.3 -0.38| 2.2 -0.8 1000 140 11 74 10| 2.1 0.0 2.1| 0.0 -5.0 -5.0 -5.0 -0.50| 2.1 -1.1 1500 143 11 70 9| 2.0 0.0 2.0| 0.0 -7.8 -7.8 -5.2 -0.61| 2.0 -1.2 2000 145 10 66 8| 1.8 0.0 1.8| 0.0 -10.5 -10.5 -5.3 -0.69| 1.9 -1.3 2500 146 9 61 8| 1.7 0.0 1.7| 0.0 -13.1 -13.1 -5.2 -0.73| 1.8 -1.3 3000 148 9 57 8| 1.1 0.0 1.1| 4.8 -13.6 -8.8 -2.9 -0.31| 2.1 -0.7 4000 153 10 67 7| 1.1 0.0 1.1| 18.2 -13.6 4.6 1.2 0.19| 2.8 0.5 5000 158 12 91 6| 1.8 0.0 1.8| 32.5 -13.6 18.9 3.8 0.27| 3.2 0.9 6000 159 15 112 8| 1.5 0.5 1.9| 32.5 -25.2 7.3 1.2 0.17| 3.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251223.11.gif