UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042711.upa.cvt Date: 1100Z 27 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:1100Z 27 APR 25 Station: BGBW WMO ident: 4270 Latitude: 61.18 Longitude: -45.42 Elevation: 26.00 ------------------------------------------------------------------------------- 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 1006 26 0.8 -1.3 86 2.1 -0.0 180 9 273.5 274.1 272.8 282.9 3.45 1 969 320 -1.9 -4.0 86 2.1 -2.7 213 7 273.7 274.2 272.2 281.7 2.93 2 905 851 -5.9 -6.0 99 0.1 -6.0 274 4 275.0 275.4 272.6 282.4 2.69 3 898 910 -5.9 -5.9 100 0.0 -5.9 281 4 275.6 276.1 273.0 283.2 2.74 4 850 1333 -7.1 -7.2 99 0.1 -7.1 330 1 278.7 279.2 274.6 286.1 2.62 5 813 1679 -8.1 -8.5 97 0.4 -8.2 315 3 281.2 281.6 275.7 288.3 2.47 6 789 1911 -9.3 -10.1 94 0.8 -9.5 305 5 282.4 282.7 276.0 288.8 2.25 7 770 2099 -9.7 -13.5 74 3.8 -10.8 297 6 283.9 284.2 276.2 289.0 1.75 8 715 2667 -13.5 -17.5 72 4.0 -14.5 272 10 285.8 286.0 276.6 289.8 1.35 9 700 2828 -13.9 -19.9 60 6.0 -15.3 265 11 287.1 287.3 276.9 290.5 1.12 10 632 3597 -19.3 -22.8 74 3.5 -20.0 262 12 289.4 289.6 277.9 292.4 0.97 11 622 3716 -20.3 -23.5 76 3.2 -20.9 261 12 289.6 289.8 277.9 292.5 0.92 12 607 3896 -21.7 -25.7 70 4.0 -22.4 261 12 290.0 290.2 277.9 292.5 0.78 13 600 3982 -22.7 -28.7 58 6.0 -23.6 260 12 289.8 290.0 277.5 291.7 0.60 14 582 4205 -23.7 -40.7 19 17.0 -25.4 260 12 291.2 291.2 277.6 291.8 0.19 15 562 4460 -25.1 -44.1 15 19.0 -26.8 258 12 292.5 292.5 278.1 293.0 0.14 16 500 5300 -31.3 -48.3 17 17.0 -32.4 255 13 294.9 294.9 279.2 295.2 0.10 17 476 5646 -33.5 -52.5 13 19.0 -34.5 262 15 296.3 296.3 279.8 296.6 0.06 18 400 6840 -43.3 -60.3 14 17.0 -43.7 285 23 298.7 298.7 280.8 298.8 0.03 19 354 7650 -50.1 -64.1 18 14.0 -50.3 279 18 300.2 300.2 281.4 300.3 0.02 20 323 8245 -53.3 -62.3 33 9.0 -53.4 275 15 303.7 303.7 282.9 303.8 0.03 21 300 8720 -53.7 -67.7 16 14.0 -53.9 270 17 309.7 309.7 285.2 309.7 0.01 22 285 9049 -53.9 -72.9 8 19.0 -54.1 269 15 313.9 313.9 286.7 314.0 0.01 23 267 9471 -49.1 -69.1 8 20.0 -49.5 267 12 326.9 326.9 290.8 326.9 0.01 24 258 9695 -50.3 -74.3 4 24.0 -50.7 266 10 328.3 328.3 291.2 328.3 0.01 25 250 9900 -49.5 -72.5 5 23.0 -49.9 265 9 332.5 332.5 292.4 332.5 0.01 26 230 10447 -48.3 -80.3 1 32.0 -48.8 263 11 342.3 342.3 294.9 342.3 0.00 27 218 10800 -46.7 -79.7 1 33.0 -47.3 262 13 350.1 350.1 296.7 350.1 0.00 28 200 11370 -47.3 -79.3 1 32.0 -48.0 260 15 357.9 357.9 298.3 357.9 0.00 29 175 12256 -45.1 -79.1 1 34.0 -46.0 251 14 375.4 375.4 301.5 375.4 0.00 30 150 13280 -46.5 -80.5 1 34.0 -47.4 240 13 389.9 389.9 303.8 390.0 0.00 31 101 15904 -46.9 -80.9 1 34.0 -48.1 172 5 435.9 435.9 309.4 435.9 0.01 32 100 15970 -46.9 -80.9 1 34.0 -48.2 170 5 437.1 437.1 309.6 437.1 0.01 33 70 18320 -49.1 -82.1 1 33.0 -50.5 235 3 479.3 479.3 313.4 479.4 0.01 34 57 19670 -50.5 -82.5 1 32.0 -52.0 177 7 505.2 505.2 315.3 505.2 0.01 35 50 20530 -49.7 -82.7 1 33.0 -51.5 140 9 526.4 526.4 316.7 526.4 0.01 36 30 23870 -49.5 -82.5 1 33.0 -52.2 290 1 609.7 609.7 321.0 609.8 0.01 37 20 26520 -48.9 -81.9 1 33.0 -52.7 155 1 686.5 686.5 324.0 686.7 0.02 38 15 28404 -49.7 -82.7 1 33.0 -54.1 122 6 742.7 742.7 325.7 742.9 0.03 39 10 31080 -45.7 -79.7 1 34.0 -53.0 75 13 849.0 849.0 328.4 849.7 0.07 40 6.6 33880 -40.5 -76.5 1 36.0 -52.4 977.9 978.0 330.8 980.0 0.18 TRP 323 8245 -53.3 -62.3 33 9.0 -53.4 275 15 303.7 303.7 282.9 303.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5227.03 m Freezing level: 995.04 mb = 113.18 m = 371.33 ft Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 65.91 % Est. max temperature: 5.64 C = 42.14 F Sfc-Lift cond lev (LCL): 973.54 mb = 283.55 m = 930.27 ft T: -1.56 C 700-500 lapse rate: 7.04 C/km ThetaE index: 1.13 C Layer 969.0- 905.0 mb Conv cond level (CCL): 926.50 mb = 668.32 m = 2192.63 ft Mean mixing ratio: 2.95 g/kg Conv temperature: 1.87 C = 35.37 F Cap Strength: 9.71 C Lifted Index: 10.93 C Risk: None Lifted Index @300 mb: 19.52 C Lifted Index @700 mb: 7.17 C Showalter Index: 7.88 C Risk: None Total Totals Index: 48.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 24.10 C K Index: 11.00 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 1.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.16 J/kg Max Up Vert Vel: 3.21 m/s Conv Inhibition (B-): 72178.67 J/kg Cap Strength: 10.86 C Lift Cond Lev (LCL): 933.29 mb = 611.63 m = 2006.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 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 1006 26 180 9 0.0 9.0 | 148 13 -6.8 11.0 1 850 1333 330 1 0.5 -0.9 | 100 6 -6.3 1.1 2 700 2828 265 11 11.0 1.0 | 234 5 4.1 3.0 3 500 5300 255 13 12.6 3.4 | 227 8 5.7 5.4 4 400 6840 285 23 22.2 -6.0 | 284 16 15.4 -3.9 5 323 8245 275 15 14.9 -1.3 | 265 8 8.1 0.7 6 300 8720 270 17 17.0 -0.0 | 259 10 10.2 2.0 7 250 9900 265 9 9.0 0.8 | 218 4 2.1 2.8 8 200 11370 260 15 14.8 2.6 | 240 9 8.0 4.6 9 150 13280 240 13 11.3 6.5 | 208 10 4.4 8.5 10 100 15970 170 5 -0.9 4.9 | 132 10 -7.7 6.9 11 70 18320 235 3 2.5 1.7 | 130 6 -4.4 3.7 12 50 20530 140 9 -5.8 6.9 | 125 15 -12.6 8.9 13 30 23870 290 1 0.9 -0.3 | 106 6 -5.9 1.7 14 20 26520 155 1 -0.4 0.9 | 112 8 -7.2 2.9 15 10 31080 75 13 -12.6 -3.4 | 86 19 -19.4 -1.4 Wind Parameters Mean winds (0-6000m): 256.4 at 9.5 knts Storm direction: 286.4 at 7.1 knts Shear (0-3000m) pos: 1.9 neg: 1.7 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 85.6 deg Storm rel helicity (0-3000m) pos: 7.7 neg: -8.9 tot: -1.2 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: -0.26 Storm rel vorticity (0-3000m) horiz: 4.9 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 23.29 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 ------------------------------------------------------------------------------- 500 156 8 132 13| 7.9 0.0 7.9| 7.3 -0.2 7.0 14.1 0.30| 8.3 2.5 1000 178 6 139 11| 5.4 0.0 5.4| 7.3 -4.2 3.1 3.1 -0.11| 6.9 -0.8 1500 186 5 136 9| 3.7 0.0 3.7| 7.7 -5.7 2.0 1.3 -0.14| 5.8 -0.8 2000 207 4 141 8| 2.8 0.9 3.7| 7.7 -7.4 0.3 0.2 -0.19| 5.3 -1.0 2500 235 5 151 6| 2.2 1.5 3.8| 7.7 -7.9 -0.2 -0.1 -0.26| 5.2 -1.3 3000 243 6 161 5| 1.9 1.7 3.6| 7.7 -8.9 -1.2 -0.4 -0.26| 4.9 -1.3 4000 252 7 181 4| 1.4 1.4 2.8| 7.7 -9.4 -1.7 -0.4 -0.26| 3.8 -1.0 5000 254 8 196 4| 1.1 1.2 2.4| 7.7 -10.1 -2.4 -0.5 -0.27| 3.2 -0.8 6000 256 9 209 5| 1.3 1.0 2.3| 20.3 -10.3 10.0 1.7 -0.09| 3.2 -0.3 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250427.11.gif