UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041711.upa.cvt Date: 1100Z 17 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 17 APR 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 1024 12 -14.5 -23.5 46 9.0 -15.9 340 5 256.9 257.0 255.8 258.4 0.56 1 1000 193 -9.7 -21.7 37 12.0 -11.9 330 6 263.5 263.6 261.2 265.3 0.67 2 986 302 -9.9 -22.9 34 13.0 -12.2 325 7 264.3 264.4 261.8 266.1 0.61 3 912 901 -11.5 -24.5 33 13.0 -13.7 293 11 268.6 268.7 264.8 270.3 0.58 4 881 1166 -11.9 -25.9 30 14.0 -14.2 279 13 270.9 271.0 266.3 272.4 0.53 5 850 1439 -13.1 -25.1 36 12.0 -15.2 265 15 272.4 272.5 267.4 274.1 0.59 6 779 2102 -14.1 -26.1 35 12.0 -16.2 252 16 278.2 278.3 271.1 280.0 0.58 7 768 2209 -14.9 -25.9 39 11.0 -16.8 249 16 278.5 278.6 271.3 280.3 0.60 8 755 2338 -14.9 -23.9 46 9.0 -16.6 247 16 279.9 280.0 272.3 282.1 0.73 9 708 2821 -18.1 -20.9 79 2.8 -18.7 237 17 281.5 281.7 273.8 284.6 1.02 10 700 2906 -18.7 -21.8 77 3.1 -19.3 235 17 281.8 281.9 273.8 284.6 0.95 11 637 3605 -22.5 -25.1 79 2.6 -22.9 236 20 285.2 285.3 275.4 287.6 0.78 12 614 3875 -24.3 -26.5 82 2.2 -24.6 237 21 286.1 286.2 275.8 288.3 0.71 13 600 4043 -25.7 -27.9 82 2.2 -26.0 237 22 286.4 286.5 275.8 288.4 0.64 14 587 4201 -26.7 -29.2 79 2.5 -27.1 238 22 287.0 287.1 276.0 288.8 0.58 15 500 5340 -35.7 -40.7 60 5.0 -36.0 240 27 289.5 289.6 276.8 290.2 0.22 16 400 6850 -47.7 -57.7 31 10.0 -47.9 235 33 293.0 293.0 278.2 293.1 0.04 17 392 6983 -48.9 -54.9 50 6.0 -49.0 235 33 293.1 293.1 278.3 293.3 0.06 18 351 7697 -53.9 -61.9 37 8.0 -54.0 235 36 295.8 295.8 279.5 295.9 0.03 19 315 8394 -51.5 -74.5 5 23.0 -51.8 242 28 308.4 308.4 284.7 308.4 0.01 20 300 8710 -50.9 -76.9 3 26.0 -51.2 245 25 313.6 313.6 286.6 313.6 0.00 21 271 9377 -48.1 -81.1 1 33.0 -48.6 251 27 326.9 326.9 290.8 326.9 0.00 22 250 9910 -46.9 -80.9 1 34.0 -47.4 255 29 336.3 336.3 293.4 336.3 0.00 23 236 10294 -44.3 -78.3 1 34.0 -45.0 254 27 345.9 345.9 295.7 345.9 0.00 24 234 10351 -44.3 -78.3 1 34.0 -45.1 254 27 346.7 346.7 295.9 346.7 0.00 25 219 10794 -44.9 -78.9 1 34.0 -45.7 252 24 352.4 352.4 297.1 352.4 0.00 26 200 11400 -44.9 -78.9 1 34.0 -45.7 250 21 361.7 361.7 299.0 361.7 0.00 27 172 12410 -43.3 -78.3 1 35.0 -44.4 245 15 380.3 380.3 302.3 380.3 0.01 28 150 13330 -43.7 -78.7 1 35.0 -44.9 240 9 394.8 394.8 304.5 394.8 0.01 29 101 15974 -45.9 -79.9 1 34.0 -47.3 235 13 437.8 437.8 309.7 437.8 0.01 30 100 16040 -46.1 -80.1 1 34.0 -47.5 235 13 438.7 438.7 309.7 438.7 0.01 31 70 18410 -46.5 -80.5 1 34.0 -48.3 265 13 484.9 484.9 313.8 485.0 0.01 32 50 20640 -46.9 -80.9 1 34.0 -49.2 260 5 532.9 532.9 317.1 533.0 0.01 33 43 21639 -47.9 -80.9 1 33.0 -50.3 254 7 554.0 554.0 318.3 554.1 0.01 34 34 23204 -43.9 -78.9 1 35.0 -47.8 245 11 603.0 603.0 320.7 603.2 0.02 35 30 24040 -46.7 -80.7 1 34.0 -50.1 240 13 617.3 617.3 321.4 617.5 0.02 36 22 26083 -48.7 -81.7 1 33.0 -52.3 221 15 668.6 668.6 323.4 668.8 0.02 37 20 26710 -47.5 -80.5 1 33.0 -51.8 215 15 690.8 690.8 324.1 691.0 0.03 38 10 31300 -44.9 -78.9 1 34.0 -52.6 260 15 851.9 852.0 328.4 852.7 0.08 39 5.7 35081 -42.1 -77.1 1 35.0 -53.8 1012.8 1012.9 331.4 1015.1 0.19 TRP 351 7697 -53.9 -61.9 37 8.0 -54.0 235 36 295.8 295.8 279.5 295.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5146.81 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 56.88 % Est. max temperature: -0.07 C = 31.87 F Sfc-Lift cond lev (LCL): 884.21 mb = 1137.88 m = 3733.16 ft T: -11.86 C 700-500 lapse rate: 6.98 C/km ThetaE index: 0.00 C Layer 1024.0- -0.0 mb Conv cond level (CCL): 561.68 mb = 4514.22 m = 14810.26 ft Mean mixing ratio: 0.61 g/kg Conv temperature: 16.54 C = 61.78 F Cap Strength: 18.22 C Lifted Index: 19.24 C Risk: None Lifted Index @300 mb: 33.63 C Lifted Index @700 mb: 14.94 C Showalter Index: 12.85 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 10.60 C K Index: -5.60 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.38 J/kg Max Up Vert Vel: 7.92 m/s Conv Inhibition (B-): 100617.56 J/kg Cap Strength: 19.19 C Lift Cond Lev (LCL): 796.41 mb = 1933.72 m = 6344.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 14 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 1024 12 340 5 1.7 -4.7 | 74 13 -12.1 -3.5 1 850 1439 265 15 14.9 1.3 | 204 3 1.1 2.5 2 700 2906 235 17 13.9 9.8 | 180 11 0.1 10.9 3 500 5340 240 27 23.4 13.5 | 213 18 9.5 14.7 4 400 6850 235 33 27.0 18.9 | 213 24 13.2 20.1 5 351 7697 235 36 29.5 20.6 | 216 27 15.6 21.8 6 300 8710 245 25 22.7 10.6 | 217 15 8.8 11.8 7 250 9910 255 29 28.0 7.5 | 238 17 14.2 8.7 8 200 11400 250 21 19.7 7.2 | 215 10 5.9 8.4 9 150 13330 240 9 7.8 4.5 | 133 8 -6.1 5.7 10 100 16040 235 13 10.6 7.5 | 160 9 -3.2 8.6 11 70 18410 265 13 13.0 1.1 | 159 2 -0.9 2.3 12 50 20640 260 5 4.9 0.9 | 103 9 -8.9 2.1 13 30 24040 240 13 11.3 6.5 | 161 8 -2.6 7.7 14 20 26710 215 15 8.6 12.3 | 159 14 -5.2 13.5 15 10 31300 260 15 14.8 2.6 | 194 4 0.9 3.8 Wind Parameters Mean winds (0-6000m): 244.9 at 18.5 knts Storm direction: 274.9 at 13.9 knts Shear (0-3000m) pos: 0.0 neg: 3.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 108.6 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -16.2 tot: -15.0 m^2/s^2 ave: -5.0 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.29 Bulk Shear: 24.30 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 ------------------------------------------------------------------------------- 500 277 6 93 7| 0.0 4.7 4.7| 0.0 -8.6 -8.6 -17.1 -0.62| 4.8 -3.0 1000 288 8 77 6| 0.0 5.0 5.0| 0.0 -11.4 -11.4 -11.4 -0.43| 5.4 -2.3 1500 280 10 81 4| 0.0 5.1 5.1| 0.2 -11.5 -11.3 -7.5 -0.14| 6.0 -0.8 2000 272 11 107 2| 0.0 4.2 4.2| 0.2 -12.3 -12.2 -6.1 -0.15| 5.2 -0.8 2500 265 12 147 3| 0.0 3.7 3.7| 0.2 -14.0 -13.9 -5.5 -0.17| 4.8 -0.8 3000 259 13 166 4| 0.0 3.3 3.3| 1.3 -16.2 -15.0 -5.0 -0.17| 4.5 -0.8 4000 251 15 181 6| 0.5 2.5 3.0| 12.3 -16.2 -3.9 -1.0 -0.03| 3.9 -0.1 5000 247 17 191 8| 0.9 2.0 2.8| 24.1 -16.2 7.9 1.6 0.06| 3.6 0.2 6000 245 19 198 10| 0.9 1.8 2.7| 29.0 -16.2 12.8 2.1 0.08| 3.3 0.3 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250417.11.gif