UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050511.upa.cvt Date: 1100Z 5 MAY 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:1100Z 5 MAY 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 998 26 0.2 -0.1 98 0.3 0.1 270 1 273.5 274.1 273.3 283.8 3.80 1 962 315 -0.7 -0.9 99 0.2 -0.8 256 3 275.5 276.1 274.3 285.6 3.72 2 892 906 -4.1 -5.1 93 1.0 -4.5 228 7 278.0 278.5 274.6 286.2 2.93 3 850 1279 -6.5 -7.3 94 0.8 -6.8 210 9 279.3 279.8 274.9 286.7 2.60 4 764 2105 -11.7 -12.8 92 1.1 -12.0 188 10 282.4 282.7 275.5 287.8 1.87 5 700 2770 -15.5 -16.8 90 1.3 -15.8 170 11 285.3 285.6 276.5 289.7 1.46 6 626 3604 -21.3 -22.0 94 0.7 -21.4 165 13 288.0 288.1 277.2 291.2 1.05 7 592 4014 -23.7 -38.7 24 15.0 -25.2 163 14 289.8 289.8 276.9 290.6 0.23 8 577 4201 -24.5 -33.5 43 9.0 -25.6 161 14 291.0 291.1 277.8 292.3 0.39 9 544 4628 -27.3 -32.3 62 5.0 -27.9 159 15 292.6 292.7 278.7 294.1 0.47 10 523 4910 -29.7 -35.7 56 6.0 -30.3 157 16 293.0 293.1 278.7 294.2 0.35 11 513 5048 -30.5 -33.7 73 3.2 -30.9 156 17 293.7 293.8 279.1 295.1 0.43 12 500 5230 -30.7 -33.6 76 2.9 -31.0 155 17 295.6 295.7 280.0 297.1 0.45 13 445 6044 -37.7 -39.7 81 2.0 -37.8 139 16 296.8 296.9 280.3 297.7 0.27 14 400 6770 -42.5 -52.5 33 10.0 -42.9 125 15 299.8 299.8 281.3 300.0 0.07 15 380 7116 -44.9 -54.9 32 10.0 -45.2 140 15 301.0 301.0 281.8 301.2 0.06 16 355 7571 -46.1 -64.1 11 18.0 -46.5 160 15 305.3 305.3 283.5 305.4 0.02 17 344 7781 -46.1 -66.1 9 20.0 -46.5 162 16 308.1 308.1 284.6 308.1 0.02 18 313 8414 -43.7 -66.7 6 23.0 -44.3 167 21 319.9 319.9 288.7 319.9 0.02 19 300 8700 -43.3 -66.3 6 23.0 -43.9 170 23 324.3 324.3 290.1 324.4 0.02 20 270 9409 -40.9 -65.9 5 25.0 -41.8 173 21 337.7 337.7 293.8 337.8 0.02 21 250 9930 -41.5 -69.5 3 28.0 -42.4 175 19 344.4 344.4 295.4 344.4 0.01 22 220 10794 -41.7 -75.7 1 34.0 -42.8 195 20 356.9 356.9 298.1 356.9 0.01 23 205 11273 -40.9 -75.9 1 35.0 -42.1 206 21 365.4 365.4 299.7 365.4 0.01 24 200 11440 -41.3 -76.3 1 35.0 -42.5 210 21 367.4 367.4 300.1 367.4 0.01 25 180 12150 -44.7 -78.7 1 34.0 -45.6 203 20 373.1 373.1 301.1 373.1 0.00 26 174 12379 -42.1 -77.1 1 35.0 -43.3 200 20 381.0 381.0 302.4 381.0 0.01 27 150 13380 -43.5 -78.5 1 35.0 -44.7 190 19 395.1 395.1 304.5 395.1 0.01 28 136 14037 -46.1 -80.1 1 34.0 -47.1 188 17 401.7 401.7 305.5 401.7 0.00 29 132 14235 -46.3 -80.3 1 34.0 -47.4 187 16 404.8 404.8 305.9 404.8 0.00 30 104 15828 -44.5 -78.5 1 34.0 -46.0 181 12 436.8 436.8 309.6 436.9 0.01 31 101 16024 -45.9 -79.9 1 34.0 -47.3 180 11 437.8 437.8 309.7 437.8 0.01 32 100 16090 -46.5 -80.5 1 34.0 -47.9 180 11 437.9 437.9 309.7 437.9 0.01 33 92 16637 -50.3 -82.3 1 32.0 -51.2 179 11 440.9 440.9 310.0 441.0 0.00 34 80 17551 -48.9 -81.9 1 33.0 -50.2 177 11 461.8 461.8 312.0 461.8 0.01 35 70 18420 -51.9 -83.9 1 32.0 -52.9 175 11 473.4 473.4 312.9 473.4 0.00 36 64 18996 -53.5 -84.5 1 31.0 -54.5 164 9 482.1 482.1 313.6 482.2 0.00 37 62 19200 -50.3 -83.3 1 33.0 -51.7 161 9 493.6 493.6 314.5 493.6 0.01 38 50 20590 -52.9 -84.9 1 32.0 -54.2 135 5 518.8 518.8 316.2 518.8 0.01 39 43 21561 -54.3 -85.3 1 31.0 -55.5 95 4 538.2 538.2 317.4 538.3 0.01 40 30 23870 -54.3 -85.3 1 31.0 -56.0 0 0 596.6 596.6 320.5 596.7 0.01 41 20 26460 -55.1 -86.1 1 31.0 -57.3 70 11 667.5 667.5 323.3 667.6 0.01 42 10 31040 -40.3 -76.3 1 36.0 -50.3 75 21 869.1 869.2 328.8 870.4 0.12 43 5.7 34979 -27.5 -67.5 1 40.0 -48.4 1076.8 1077.3 332.5 1087.1 0.76 TRP 355 7571 -46.1 -64.1 11 18.0 -46.5 160 15 305.3 305.3 283.5 305.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5204.00 m Freezing level: 990.00 mb = 90.28 m = 296.18 ft Wetbulb zero: 994.79 mb = 51.36 m = 168.50 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 81.29 % Est. max temperature: 6.09 C = 42.97 F Sfc-Lift cond lev (LCL): 993.21 mb = 63.90 m = 209.65 ft T: 0.08 C 700-500 lapse rate: 6.18 C/km Conv cond level (CCL): 930.55 mb = 575.02 m = 1886.52 ft Mean mixing ratio: 3.50 g/kg Conv temperature: 3.28 C = 37.90 F Cap Strength: 7.54 C Lifted Index: 8.95 C Risk: None Lifted Index @300 mb: 27.58 C Lifted Index @700 mb: 3.20 C Showalter Index: 8.07 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 23.40 C K Index: 15.60 Risk: < 20 % chance of thunderstorms Sweat Index: 35.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.56 J/kg Max Up Vert Vel: 5.40 m/s Conv Inhibition (B-): 77073.45 J/kg Cap Strength: 8.90 C Lift Cond Lev (LCL): 940.46 mb = 492.24 m = 1614.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 198 at 9 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 ---------------------------------------------------------- 0 998 26 270 1 1.0 -0.0 | 11 8 -1.7 -8.3 1 850 1279 210 9 4.5 7.8 | 284 2 1.8 -0.5 2 700 2770 170 11 -1.9 10.8 | 119 5 -4.6 2.6 3 500 5230 155 17 -7.2 15.4 | 126 12 -9.8 7.2 4 400 6770 125 15 -12.3 8.6 | 91 15 -14.9 0.3 5 355 7571 160 15 -5.1 14.1 | 127 10 -7.8 5.8 6 300 8700 170 23 -4.0 22.7 | 155 16 -6.7 14.4 7 250 9930 175 19 -1.7 18.9 | 158 12 -4.3 10.7 8 200 11440 210 21 10.5 18.2 | 218 13 7.8 9.9 9 150 13380 190 19 3.3 18.7 | 183 10 0.6 10.5 10 100 16090 180 11 0.0 11.0 | 136 4 -2.7 2.7 11 70 18420 175 11 -1.0 11.0 | 127 5 -3.6 2.7 12 50 20590 135 5 -3.5 3.5 | 53 8 -6.2 -4.7 13 30 23870 0 0 -0.0 -0.0 | 18 9 -2.7 -8.3 14 20 26460 70 11 -10.3 -3.8 | 47 18 -13.0 -12.0 15 10 31040 75 21 -20.3 -5.4 | 59 27 -22.9 -13.7 Wind Parameters Mean winds (0-6000m): 167.9 at 11.6 knts Storm direction: 197.9 at 8.7 knts Shear (0-3000m) pos: 0.0 neg: 2.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 110.8 deg Storm rel helicity (0-3000m) pos: 0.3 neg: -12.8 tot: -12.5 m^2/s^2 ave: -4.2 10^-3 m/s^2 rel: -0.64 Storm rel vorticity (0-3000m) horiz: 3.0 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.25 Bulk Shear: 11.66 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 ------------------------------------------------------------------------------- 500 190 2 21 6| 0.0 3.4 3.4| 0.0 -5.8 -5.8 -11.6 -0.85| 3.5 -2.9 1000 215 4 3 5| 0.0 3.5 3.5| 0.0 -9.4 -9.4 -9.4 -0.74| 3.8 -2.8 1500 213 6 353 4| 0.0 3.1 3.1| 0.0 -10.8 -10.8 -7.2 -0.72| 3.7 -2.7 2000 207 7 352 2| 0.0 2.5 2.5| 0.0 -11.4 -11.4 -5.7 -0.74| 3.4 -2.5 2500 200 7 8 1| 0.0 2.2 2.2| 0.0 -12.2 -12.2 -4.9 -0.70| 3.2 -2.3 3000 193 8 64 1| 0.0 2.0 2.0| 0.3 -12.8 -12.5 -4.2 -0.64| 3.0 -1.9 4000 183 9 113 2| 0.0 1.9 1.9| 1.3 -12.8 -11.5 -2.9 -0.52| 2.6 -1.4 5000 175 11 121 4| 0.0 1.7 1.7| 1.4 -13.1 -11.7 -2.3 -0.46| 2.4 -1.1 6000 168 12 121 6| 0.0 1.4 1.4| 1.4 -28.1 -26.7 -4.5 -0.53| 2.5 -1.3 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250505.11.gif