UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 9 DEC 25 Station: BGDH WMO ident: 4320 Latitude: 76.77 Longitude: -18.67 Elevation: 12.00 ------------------------------------------------------------------------------- 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 1023 12 -22.1 -26.9 65 4.8 -22.6 260 3 249.4 249.5 249.1 250.5 0.41 1 1013 85 -20.3 -28.3 49 8.0 -21.1 255 3 251.9 252.0 251.2 252.9 0.37 2 992 240 -20.9 -25.9 64 5.0 -21.5 246 4 252.8 252.9 252.2 254.1 0.47 3 984 300 -18.9 -24.9 59 6.0 -19.7 242 5 255.4 255.5 254.5 256.8 0.51 4 961 477 -16.5 -27.5 38 11.0 -17.9 231 6 259.6 259.7 257.7 260.8 0.42 5 953 540 -16.7 -27.7 38 11.0 -18.1 227 6 260.0 260.1 258.1 261.2 0.41 6 908 902 -17.5 -26.5 45 9.0 -18.7 205 8 262.8 262.9 260.4 264.2 0.48 7 901 960 -16.7 -25.7 46 9.0 -18.0 202 8 264.2 264.3 261.5 265.7 0.52 8 884 1104 -16.7 -21.0 69 4.3 -17.4 193 9 265.7 265.8 263.2 267.9 0.81 9 850 1399 -15.5 -22.5 55 7.0 -16.7 175 11 269.9 270.0 266.0 272.0 0.74 10 841 1479 -15.3 -19.1 73 3.8 -16.0 173 12 270.9 271.1 267.2 273.8 1.00 11 832 1560 -15.7 -18.4 80 2.7 -16.2 172 13 271.4 271.5 267.6 274.4 1.08 12 809 1772 -15.7 -28.7 32 13.0 -17.6 167 15 273.5 273.6 267.9 274.9 0.44 13 807 1790 -15.9 -28.9 32 13.0 -17.8 167 15 273.5 273.6 267.9 274.8 0.43 14 774 2104 -17.3 -31.3 28 14.0 -19.1 161 18 275.3 275.4 268.9 276.4 0.36 15 734 2499 -19.7 -32.7 31 13.0 -21.3 152 22 276.9 276.9 269.9 277.9 0.33 16 717 2673 -20.1 -35.1 25 15.0 -21.8 149 23 278.3 278.4 270.6 279.2 0.27 17 700 2851 -19.7 -28.7 45 9.0 -21.0 145 25 280.7 280.8 272.5 282.2 0.51 18 694 2915 -20.3 -26.3 59 6.0 -21.2 146 25 280.7 280.8 272.7 282.6 0.64 19 651 3383 -24.7 -28.0 74 3.3 -25.1 151 22 280.9 281.0 272.7 282.7 0.59 20 632 3597 -26.3 -31.1 64 4.8 -26.9 154 21 281.5 281.5 272.8 282.9 0.45 21 624 3689 -26.9 -31.9 63 5.0 -27.5 155 21 281.8 281.9 272.9 283.1 0.42 22 581 4201 -28.3 -43.3 22 15.0 -29.4 162 18 286.0 286.0 274.8 286.5 0.14 23 573 4300 -28.7 -45.7 18 17.0 -29.9 163 18 286.7 286.7 275.1 287.0 0.11 24 567 4376 -28.7 -44.7 20 16.0 -29.9 164 17 287.5 287.5 275.6 287.9 0.13 25 543 4683 -31.5 -39.5 45 8.0 -32.1 168 16 287.8 287.8 275.9 288.5 0.23 26 500 5260 -36.1 -45.1 39 9.0 -36.6 175 13 289.0 289.0 276.4 289.5 0.14 27 486 5457 -38.1 -47.1 38 9.0 -38.5 171 13 288.9 288.9 276.3 289.3 0.11 28 458 5862 -41.7 -46.5 60 4.8 -41.9 163 14 289.4 289.4 276.6 289.8 0.13 29 400 6770 -47.3 -57.3 31 10.0 -47.5 145 15 293.5 293.5 278.4 293.7 0.04 30 385 7022 -49.5 -60.5 26 11.0 -49.7 147 14 293.9 293.9 278.6 294.0 0.03 31 362 7425 -50.9 -63.9 20 13.0 -51.1 150 13 297.2 297.2 280.1 297.3 0.02 32 330 8023 -54.7 -60.7 47 6.0 -54.8 155 11 300.0 300.0 281.4 300.1 0.03 33 314 8341 -56.3 -70.3 16 14.0 -56.4 158 10 302.0 302.0 282.2 302.1 0.01 34 300 8630 -57.5 -70.5 18 13.0 -57.6 160 9 304.3 304.3 283.1 304.3 0.01 35 272 9244 -59.9 -70.9 22 11.0 -60.0 235 5 309.5 309.5 285.1 309.5 0.01 36 265 9406 -59.3 -68.3 30 9.0 -59.4 226 5 312.7 312.7 286.3 312.7 0.01 37 250 9770 -59.9 -69.9 26 10.0 -60.0 205 5 317.0 317.0 287.8 317.1 0.01 38 212 10804 -59.1 -77.1 8 18.0 -59.2 246 11 333.6 333.6 292.7 333.6 0.00 39 200 11170 -58.9 -78.9 6 20.0 -59.0 260 13 339.5 339.5 294.2 339.5 0.00 40 174 12038 -58.9 -81.9 4 23.0 -59.1 267 14 353.3 353.3 297.3 353.3 0.00 41 167 12294 -59.9 -84.9 2 25.0 -60.1 269 14 355.8 355.8 297.8 355.8 0.00 42 150 12960 -60.3 -89.3 1 29.0 -60.5 275 15 366.2 366.2 299.9 366.2 0.00 43 124 14146 -61.5 -90.5 1 29.0 -61.7 270 18 384.5 384.5 302.9 384.5 0.00 44 101 15409 -65.3 -93.3 1 28.0 -65.4 265 21 400.4 400.4 305.3 400.4 0.00 45 100 15470 -65.3 -93.3 1 28.0 -65.4 265 21 401.6 401.6 305.4 401.6 0.00 46 70 17620 -68.7 -95.7 1 27.0 -68.8 275 27 437.4 437.4 309.6 437.4 0.00 47 50 19630 -71.5 -97.5 1 26.0 -71.6 280 31 475.0 475.0 313.1 475.0 0.00 48 36 21552 -75.1 -100.1 1 25.0 -75.2 286 31 512.5 512.5 315.8 512.5 0.00 49 30 22610 -74.9 -99.9 1 25.0 -75.0 290 31 540.5 540.5 317.5 540.5 0.00 50 24 23890 -79.7 -103.7 1 24.0 -79.8 296 35 562.1 562.1 318.8 562.1 0.00 51 20 24920 -81.1 -104.1 1 23.0 -81.2 300 38 587.9 587.9 320.0 587.9 0.00 52 10 28830 -77.3 -101.3 1 24.0 -77.6 320 60 731.0 731.0 325.4 731.0 0.00 53 5.0 32880 -70.0 -96.3 1 26.3 -71.3 310 62 924.5 924.5 329.9 924.6 0.01 54 4.1 34067 -67.9 -94.9 1 27.0 -69.9 988.6 988.6 331.0 988.7 0.01 TRP 272 9244 -59.9 -70.9 22 11.0 -60.0 235 5 309.5 309.5 285.1 309.5 0.01 WND 5.0 32880 -70.0 -96.3 1 26.3 -71.3 310 62 924.5 924.5 329.9 924.6 0.01 Sounding variables and indices 1000-500 mb thick: 5079.90 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 46.08 % Est. max temperature: -4.40 C = 24.08 F Sfc-Lift cond lev (LCL): 944.62 mb = 605.76 m = 1987.37 ft T: -16.85 C 700-500 lapse rate: 6.81 C/km ThetaE index: 0.04 C Layer 807.0- 774.0 mb Conv cond level (CCL): 525.20 mb = 4916.08 m = 16128.69 ft Mean mixing ratio: 0.44 g/kg Conv temperature: 17.02 C = 62.63 F Cap Strength: 25.19 C Lifted Index: 25.46 C Risk: None Lifted Index @300 mb: 32.80 C Lifted Index @700 mb: 20.89 C Showalter Index: 14.15 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 13.60 C K Index: -10.90 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.15 J/kg Max Up Vert Vel: 10.02 m/s Conv Inhibition (B-): 77657.14 J/kg Cap Strength: 25.43 C Lift Cond Lev (LCL): 846.10 mb = 1433.73 m = 4703.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 189 at 12 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 1023 12 260 3 3.0 0.5 | 354 11 1.1 -10.8 1 850 1399 175 11 -1.0 11.0 | 82 3 -2.8 -0.4 2 700 2851 145 25 -14.3 20.5 | 119 19 -16.2 9.1 3 500 5260 175 13 -1.1 13.0 | 118 3 -3.0 1.6 4 400 6770 145 15 -8.6 12.3 | 95 10 -10.5 0.9 5 300 8630 160 9 -3.1 8.5 | 59 6 -4.9 -2.9 6 272 9244 235 5 4.1 2.9 | 345 9 2.2 -8.5 7 250 9770 205 5 2.1 4.5 | 358 7 0.3 -6.8 8 200 11170 260 13 12.8 2.3 | 310 14 11.0 -9.1 9 150 12960 275 15 14.9 -1.3 | 314 18 13.1 -12.7 10 100 15470 265 21 20.9 1.8 | 297 21 19.1 -9.5 11 70 17620 275 27 26.9 -2.4 | 299 29 25.1 -13.7 12 50 19630 280 31 30.5 -5.4 | 300 33 28.7 -16.7 13 30 22610 290 31 29.1 -10.6 | 309 35 27.3 -22.0 14 20 24920 300 38 32.9 -19.0 | 314 43 31.1 -30.4 15 10 28830 320 60 38.6 -46.0 | 327 68 36.7 -57.3 Wind Parameters Mean winds (0-6000m): 159.2 at 15.4 knts Storm direction: 189.2 at 11.5 knts Shear (0-3000m) pos: 0.0 neg: 4.4 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 126.6 deg Storm rel helicity (0-3000m) pos: 7.3 neg: -11.9 tot: -4.6 m^2/s^2 ave: -1.5 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.00 Bulk Shear: 16.74 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 ------------------------------------------------------------------------------- 500 169 4 20 8| 0.0 3.7 3.7| 0.0 -5.8 -5.8 -11.6 -0.60| 3.9 -2.3 1000 194 6 4 6| 0.0 4.0 4.0| 0.4 -6.7 -6.3 -6.3 -0.27| 4.4 -1.2 1500 188 7 12 4| 0.0 4.2 4.2| 3.1 -6.7 -3.6 -2.4 0.16| 5.0 0.8 2000 179 9 42 3| 0.0 4.5 4.5| 5.8 -6.7 -0.9 -0.4 0.21| 5.1 1.1 2500 169 11 84 4| 0.0 4.7 4.7| 6.0 -8.0 -2.0 -0.8 0.15| 5.3 0.8 3000 161 13 100 6| 0.0 4.4 4.4| 7.3 -11.9 -4.6 -1.5 0.11| 5.2 0.6 4000 158 15 110 8| 0.9 3.3 4.2| 14.0 -11.9 2.1 0.5 0.14| 4.8 0.7 5000 158 16 112 8| 1.3 2.6 3.9| 14.6 -12.4 2.2 0.4 0.11| 4.5 0.5 6000 159 15 112 8| 1.1 2.3 3.4| 14.6 -14.5 0.1 0.0 0.07| 4.1 0.3 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251209.11.gif