UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042823.upa.cvt Date: 2300Z 28 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 28 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 1010 12 -13.9 -15.7 86 1.8 -14.3 300 3 258.5 258.7 258.3 261.5 1.11 1 994 134 -11.5 -11.5 100 0.0 -11.5 290 4 262.1 262.4 262.0 266.4 1.59 2 973 299 -10.7 -10.7 100 0.0 -10.7 277 5 264.5 264.8 264.0 269.2 1.73 3 956 436 -6.9 -9.5 82 2.6 -7.7 267 6 269.7 270.0 268.0 275.0 1.94 4 942 551 -6.7 -10.4 75 3.7 -7.8 258 6 271.0 271.3 268.7 276.1 1.84 5 901 899 -7.7 -11.7 73 4.0 -8.8 230 8 273.5 273.8 270.1 278.3 1.73 6 887 1021 -8.3 -11.4 78 3.1 -9.2 221 9 274.1 274.4 270.6 279.1 1.80 7 864 1225 -9.1 -16.1 57 7.0 -10.8 205 10 275.3 275.5 270.5 278.9 1.26 8 850 1352 -8.3 -16.3 52 8.0 -10.3 195 11 277.5 277.7 271.8 281.1 1.26 9 801 1814 -6.9 -15.9 49 9.0 -9.4 213 10 283.7 283.9 275.5 287.8 1.38 10 772 2100 -8.9 -17.9 48 9.0 -11.2 225 10 284.5 284.8 275.7 288.2 1.21 11 732 2510 -11.7 -18.7 56 7.0 -13.4 241 9 285.9 286.1 276.4 289.4 1.19 12 706 2786 -12.7 -18.7 61 6.0 -14.2 252 9 287.7 287.9 277.4 291.5 1.24 13 700 2851 -12.3 -19.3 56 7.0 -14.0 255 9 288.9 289.1 277.9 292.5 1.18 14 685 3016 -12.3 -23.3 39 11.0 -14.7 259 9 290.7 290.8 278.3 293.3 0.85 15 673 3151 -12.7 -23.7 39 11.0 -15.0 263 9 291.7 291.8 278.8 294.3 0.84 16 634 3603 -15.5 -24.5 46 9.0 -17.3 274 9 293.5 293.7 279.6 296.1 0.83 17 614 3844 -17.5 -26.5 45 9.0 -19.1 280 9 293.9 294.0 279.6 296.2 0.71 18 585 4204 -19.9 -31.9 34 12.0 -21.7 290 9 295.2 295.3 279.8 296.7 0.45 19 558 4552 -21.5 -40.5 16 19.0 -23.7 299 9 297.3 297.4 280.5 298.0 0.20 20 546 4712 -22.7 -39.7 20 17.0 -24.6 303 9 297.8 297.8 280.7 298.5 0.22 21 515 5137 -26.3 -36.3 38 10.0 -27.5 314 9 298.4 298.5 281.1 299.6 0.33 22 500 5350 -27.7 -38.7 34 11.0 -28.8 320 9 299.3 299.3 281.4 300.2 0.27 23 444 6196 -33.5 -47.5 23 14.0 -34.4 336 8 302.3 302.3 282.5 302.7 0.12 24 400 6920 -39.7 -46.7 47 7.0 -40.1 350 7 303.4 303.4 283.0 303.9 0.14 25 372 7412 -43.7 -54.7 29 11.0 -44.1 344 6 304.4 304.5 283.2 304.7 0.06 26 324 8324 -51.3 -58.3 43 7.0 -51.4 332 4 306.2 306.2 284.0 306.4 0.05 27 300 8820 -54.5 -60.5 47 6.0 -54.6 325 3 308.5 308.5 284.8 308.7 0.04 28 287 9101 -56.1 -62.1 47 6.0 -56.2 290 3 310.2 310.2 285.4 310.3 0.03 29 250 9980 -53.7 -71.7 9 18.0 -53.9 315 3 326.2 326.2 290.6 326.3 0.01 30 240 10244 -52.1 -76.1 4 24.0 -52.4 301 4 332.5 332.5 292.4 332.5 0.01 31 220 10812 -49.7 -79.7 2 30.0 -50.1 272 8 344.5 344.5 295.4 344.6 0.00 32 208 11181 -48.7 -81.7 1 33.0 -49.3 253 10 351.7 351.7 297.0 351.7 0.00 33 200 11440 -47.7 -80.7 1 33.0 -48.3 240 11 357.2 357.2 298.1 357.2 0.00 34 167 12630 -45.9 -79.9 1 34.0 -46.8 256 10 379.1 379.1 302.1 379.2 0.00 35 150 13340 -46.9 -80.9 1 34.0 -47.8 265 9 389.2 389.2 303.7 389.3 0.00 36 128 14389 -49.7 -82.7 1 33.0 -50.5 287 7 402.3 402.3 305.5 402.3 0.00 37 101 15945 -49.7 -82.7 1 33.0 -50.7 319 5 430.5 430.5 308.9 430.5 0.00 38 100 16010 -49.5 -82.5 1 33.0 -50.5 320 5 432.1 432.1 309.0 432.1 0.00 39 70 18350 -48.9 -81.9 1 33.0 -50.3 310 13 479.8 479.8 313.4 479.8 0.01 40 50 20560 -48.1 -81.1 1 33.0 -50.1 35 5 530.1 530.1 316.9 530.2 0.01 41 30 23920 -48.1 -81.1 1 33.0 -51.1 350 7 613.5 613.5 321.2 613.6 0.02 42 27 24615 -47.3 -80.3 1 33.0 -50.8 349 8 634.5 634.5 322.1 634.7 0.02 43 20 26590 -49.1 -82.1 1 33.0 -52.8 345 9 685.9 685.9 324.0 686.1 0.02 44 10 31180 -44.7 -78.7 1 34.0 -52.5 35 13 852.7 852.7 328.5 853.5 0.08 45 9.8 31315 -44.7 -78.7 1 34.0 -52.6 857.6 857.7 328.6 858.5 0.08 TRP 287 9101 -56.1 -62.1 47 6.0 -56.2 290 3 310.2 310.2 285.4 310.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5261.82 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 50.74 % Est. max temperature: 3.56 C = 38.41 F Sfc-Lift cond lev (LCL): 980.89 mb = 236.52 m = 775.98 ft T: -11.00 C 700-500 lapse rate: 6.16 C/km ThetaE index: 0.21 C Layer 864.0- 850.0 mb Conv cond level (CCL): 994.00 mb = 134.26 m = 440.48 ft Mean mixing ratio: 1.72 g/kg Conv temperature: -9.35 C = 15.17 F Cap Strength: 22.08 C Lifted Index: 22.50 C Risk: None Lifted Index @300 mb: 25.87 C Lifted Index @700 mb: 16.51 C Showalter Index: 15.35 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 11.40 C K Index: -3.90 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 4.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.74 J/kg Max Up Vert Vel: 10.84 m/s Conv Inhibition (B-): 69358.34 J/kg Cap Strength: 22.26 C Lift Cond Lev (LCL): 928.13 mb = 667.11 m = 2188.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 7 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 1010 12 300 3 2.6 -1.5 | 105 4 -3.5 0.9 1 850 1352 195 11 2.8 10.6 | 166 13 -3.3 13.0 2 700 2851 255 9 8.7 2.3 | 209 5 2.6 4.8 3 500 5350 320 9 5.8 -6.9 | 4 4 -0.3 -4.5 4 400 6920 350 7 1.2 -6.9 | 48 7 -4.9 -4.5 5 300 8820 325 3 1.7 -2.5 | 90 4 -4.4 -0.0 6 287 9101 290 3 2.8 -1.0 | 113 4 -3.3 1.4 7 250 9980 315 3 2.1 -2.1 | 94 4 -4.0 0.3 8 200 11440 240 11 9.5 5.5 | 203 9 3.4 7.9 9 150 13340 265 9 9.0 0.8 | 222 4 2.9 3.2 10 100 16010 320 5 3.2 -3.8 | 64 3 -2.9 -1.4 11 70 18350 310 13 10.0 -8.4 | 327 7 3.8 -5.9 12 50 20560 35 5 -2.9 -4.1 | 79 9 -9.0 -1.7 13 30 23920 350 7 1.2 -6.9 | 48 7 -4.9 -4.5 14 20 26590 345 9 2.3 -8.7 | 31 7 -3.8 -6.3 15 10 31180 35 13 -7.5 -10.6 | 59 16 -13.6 -8.2 Wind Parameters Mean winds (0-6000m): 261.6 at 8.8 knts Storm direction: 291.6 at 6.6 knts Shear (0-3000m) pos: 1.7 neg: 2.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 108.9 deg Storm rel helicity (0-3000m) pos: 20.4 neg: -8.1 tot: 12.3 m^2/s^2 ave: 4.1 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.73 Bulk Shear: 12.43 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 ------------------------------------------------------------------------------- 500 172 4 135 9| 0.0 4.2 4.2| 2.3 0.0 2.3 4.7 0.77| 4.4 3.4 1000 215 6 159 8| 0.0 4.6 4.6| 2.9 -1.5 1.5 1.5 0.31| 5.3 1.6 1500 209 7 164 9| 0.0 4.0 4.0| 4.9 -8.1 -3.2 -2.1 0.10| 5.4 0.5 2000 209 8 167 10| 0.9 3.0 3.9| 12.8 -8.1 4.7 2.3 0.21| 5.0 1.1 2500 214 8 172 10| 1.4 2.4 3.8| 17.7 -8.1 9.6 3.8 0.27| 4.7 1.3 3000 220 9 176 9| 1.7 2.0 3.7| 20.4 -8.1 12.3 4.1 0.31| 4.4 1.4 4000 234 9 187 8| 1.7 1.5 3.2| 23.5 -8.1 15.4 3.8 0.38| 3.8 1.4 5000 248 9 199 6| 1.7 1.2 2.9| 26.2 -8.1 18.1 3.6 0.44| 3.5 1.5 6000 262 9 215 4| 1.5 1.0 2.5| 29.7 -8.1 21.6 3.6 0.48| 3.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250428.23.gif