UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120623.upa.cvt Date: 2300Z 6 DEC 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 6 DEC 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 6.2 -10.8 28 17.0 0.4 50 35 279.5 279.8 273.6 284.3 1.68 1 962 320 3.6 -12.4 30 16.0 -1.6 58 33 279.8 280.1 273.6 284.3 1.53 2 893 907 -1.1 -13.1 40 12.0 -4.8 74 29 281.0 281.3 274.3 285.5 1.56 3 865 1156 -3.1 -13.1 46 10.0 -6.1 81 28 281.5 281.8 274.6 286.2 1.61 4 850 1292 -1.5 -12.5 43 11.0 -5.0 85 27 284.6 284.9 276.5 289.6 1.72 5 767 2100 -8.1 -16.1 53 8.0 -10.3 77 24 285.9 286.2 276.7 290.2 1.42 6 761 2161 -8.9 -15.9 57 7.0 -10.8 76 24 285.7 286.0 276.7 290.0 1.45 7 742 2358 -7.1 -18.1 41 11.0 -10.1 75 23 289.8 290.0 278.4 293.5 1.24 8 708 2721 -10.9 -18.9 52 8.0 -12.9 71 21 289.5 289.7 278.2 293.2 1.21 9 700 2808 -10.9 -19.9 47 9.0 -13.1 70 21 290.4 290.6 278.6 293.9 1.12 10 674 3098 -11.9 -22.9 40 11.0 -14.4 69 21 292.5 292.6 279.2 295.3 0.90 11 631 3598 -16.7 -23.7 55 7.0 -18.1 67 22 292.5 292.7 279.3 295.4 0.89 12 618 3753 -19.5 -23.0 74 3.5 -20.2 66 22 291.1 291.3 278.7 294.1 0.97 13 582 4196 -23.1 -24.7 87 1.6 -23.4 65 23 291.9 292.1 278.9 294.7 0.89 14 571 4335 -24.5 -25.3 93 0.8 -24.6 64 23 291.9 292.0 278.9 294.6 0.86 15 500 5290 -30.7 -34.4 70 3.7 -31.1 60 25 295.6 295.7 280.0 297.0 0.41 16 453 5985 -35.9 -41.9 54 6.0 -36.3 84 20 297.6 297.6 280.6 298.3 0.21 17 420 6507 -40.1 -44.3 64 4.2 -40.4 103 16 298.7 298.7 281.0 299.3 0.18 18 412 6638 -39.7 -45.7 53 6.0 -40.0 108 15 300.8 300.9 281.9 301.4 0.16 19 400 6840 -41.5 -47.5 52 6.0 -41.8 115 13 301.1 301.1 282.0 301.5 0.13 20 320 8314 -52.9 -57.4 58 4.5 -53.0 99 11 305.1 305.1 283.5 305.3 0.05 21 314 8436 -52.5 -55.7 68 3.2 -52.6 98 11 307.3 307.3 284.4 307.6 0.06 22 313 8456 -52.5 -55.7 68 3.2 -52.6 98 11 307.6 307.6 284.5 307.8 0.06 23 300 8730 -52.7 -62.7 29 10.0 -52.9 95 11 311.1 311.1 285.7 311.2 0.03 24 295 8838 -53.7 -63.7 28 10.0 -53.9 99 11 311.1 311.2 285.8 311.2 0.02 25 269 9426 -57.1 -67.1 27 10.0 -57.2 119 9 314.5 314.5 286.9 314.6 0.02 26 257 9715 -56.7 -66.7 27 10.0 -56.8 129 8 319.2 319.2 288.5 319.3 0.02 27 250 9890 -57.9 -67.9 27 10.0 -58.0 135 7 320.0 320.0 288.8 320.1 0.02 28 227 10494 -61.9 -70.9 29 9.0 -62.0 130 11 322.8 322.8 289.6 322.9 0.01 29 216 10802 -61.7 -69.7 34 8.0 -61.8 134 16 327.8 327.8 291.1 327.8 0.01 30 200 11280 -60.9 -70.9 26 10.0 -61.0 140 23 336.3 336.3 293.4 336.4 0.01 31 161 12634 -57.7 -74.7 10 17.0 -57.9 223 17 363.2 363.2 299.3 363.3 0.01 32 150 13080 -57.5 -76.5 7 19.0 -57.8 250 15 371.0 371.0 300.8 371.0 0.01 33 134 13792 -57.5 -81.5 3 24.0 -57.8 247 14 383.2 383.2 302.8 383.2 0.00 34 101 15577 -57.1 -87.1 1 30.0 -57.5 240 11 416.2 416.2 307.3 416.2 0.00 35 100 15640 -57.1 -87.1 1 30.0 -57.5 240 11 417.4 417.4 307.4 417.4 0.00 36 90 16307 -55.5 -86.5 1 31.0 -56.1 241 16 433.4 433.4 309.2 433.4 0.00 37 70 17900 -57.1 -87.1 1 30.0 -57.7 245 27 462.2 462.2 312.0 462.2 0.00 38 50 20020 -60.5 -89.5 1 29.0 -61.0 255 33 500.9 500.9 315.0 500.9 0.00 39 44 20814 -60.9 -89.9 1 29.0 -61.5 270 34 518.6 518.6 316.2 518.6 0.00 40 30 23220 -56.1 -87.1 1 31.0 -57.5 315 35 591.7 591.7 320.2 591.7 0.01 41 26 24138 -53.5 -84.5 1 31.0 -55.6 315 42 623.8 623.8 321.6 623.9 0.01 42 20 25800 -61.1 -90.1 1 29.0 -62.3 315 56 649.1 649.2 322.6 649.2 0.01 43 19 26117 -62.1 -91.1 1 29.0 -63.2 314 58 655.6 655.6 322.9 655.7 0.00 44 10 30120 -57.1 -87.1 1 30.0 -60.2 305 81 806.4 806.4 327.4 806.6 0.02 45 8.0 31523 -60.0 -89.1 1 29.1 -62.7 310 99 848.0 848.0 328.4 848.1 0.02 46 7.7 31761 -60.5 -89.5 1 29.0 -63.2 855.3 855.3 328.5 855.5 0.02 TRP 227 10494 -61.9 -70.9 29 9.0 -62.0 130 11 322.8 322.8 289.6 322.9 0.01 WND 8.0 31523 -60.0 -89.1 1 29.1 -62.7 310 99 848.0 848.0 328.4 848.1 0.02 Sounding variables and indices 1000-500 mb thick: 5264.00 m Freezing level: 909.15 mb = 769.53 m = 2524.68 ft Wetbulb zero: 991.09 mb = 81.55 m = 267.55 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 55.76 % Est. max temperature: 11.29 C = 52.33 F Sfc-Lift cond lev (LCL): 766.86 mb = 2101.56 m = 6894.78 ft T: -8.12 C 700-500 lapse rate: 7.98 C/km ThetaE index: 0.36 C Layer 708.0- 700.0 mb Conv cond level (CCL): 628.11 mb = 3632.13 m = 11916.31 ft Mean mixing ratio: 1.56 g/kg Conv temperature: 18.91 C = 66.03 F Cap Strength: 9.64 C Lifted Index: 9.59 C Risk: None Lifted Index @300 mb: 18.74 C Lifted Index @700 mb: 8.36 C Showalter Index: 5.78 C Risk: None Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.20 C Cross Totals Index: 18.20 C K Index: 7.70 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 1.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.72 J/kg Max Up Vert Vel: 3.07 m/s Conv Inhibition (B-): 71058.27 J/kg Cap Strength: 9.60 C Lift Cond Lev (LCL): 749.27 mb = 2281.76 m = 7486.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 99 at 19 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 50 35 -26.8 -22.5 | 18 27 -8.5 -25.3 1 850 1292 85 27 -26.9 -2.4 | 59 10 -8.5 -5.2 2 700 2808 70 21 -19.7 -7.2 | 8 10 -1.4 -10.0 3 500 5290 60 25 -21.7 -12.5 | 12 16 -3.3 -15.3 4 400 6840 115 13 -11.8 5.5 | 248 7 6.6 2.7 5 300 8730 95 11 -11.0 1.0 | 284 8 7.4 -1.9 6 250 9890 135 7 -4.9 4.9 | 261 14 13.4 2.1 7 227 10494 130 11 -8.4 7.1 | 247 11 9.9 4.2 8 200 11280 140 23 -14.8 17.6 | 194 15 3.6 14.8 9 150 13080 250 15 14.1 5.1 | 266 33 32.4 2.3 10 100 15640 240 11 9.5 5.5 | 265 28 27.9 2.7 11 70 17900 245 27 24.5 11.4 | 259 44 42.8 8.6 12 50 20020 255 33 31.9 8.5 | 264 51 50.2 5.7 13 30 23220 315 35 24.7 -24.7 | 303 51 43.1 -27.6 14 20 25800 315 56 39.6 -39.6 | 306 72 58.0 -42.4 15 10 30120 305 81 66.4 -46.5 | 300 98 84.7 -49.3 Wind Parameters Mean winds (0-6000m): 68.8 at 24.8 knts Storm direction: 98.8 at 18.6 knts Shear (0-3000m) pos: 3.3 neg: 1.3 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -9.8 deg Storm rel helicity (0-3000m) pos: 58.2 neg: -21.5 tot: 36.7 m^2/s^2 ave: 12.2 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 19.17 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 53 34 20 25| 8.9 0.0 8.9| 31.6 0.0 31.6 63.2 0.59| 8.9 5.3 1000 61 32 28 21| 8.4 0.0 8.4| 51.2 0.0 51.2 51.2 0.58| 8.5 5.0 1500 68 30 34 17| 6.6 0.0 6.6| 57.8 -3.1 54.7 36.5 0.49| 7.4 3.6 2000 70 29 36 15| 4.9 0.8 5.7| 57.8 -10.5 47.3 23.6 0.31| 6.3 2.0 2500 72 28 35 14| 4.0 1.2 5.1| 57.8 -17.6 40.2 16.1 0.18| 5.6 1.0 3000 72 27 32 13| 3.3 1.3 4.5| 58.2 -21.5 36.7 12.2 0.12| 5.0 0.6 4000 71 26 27 13| 2.5 1.0 3.5| 59.7 -21.5 38.2 9.6 0.13| 4.1 0.5 5000 69 25 23 13| 2.0 1.0 3.0| 60.5 -21.5 39.0 7.8 0.12| 3.5 0.4 6000 69 25 22 13| 2.6 0.8 3.4| 64.5 -22.1 42.3 7.1 0.11| 3.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251206.23.gif