UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120223.upa.cvt Date: 2300Z 2 DEC 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 2 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 982 26 4.6 -11.4 30 16.0 -0.7 45 29 279.2 279.5 273.4 283.9 1.63 1 947 314 2.6 -13.4 30 16.0 -2.4 55 31 280.1 280.3 273.6 284.3 1.43 2 895 758 0.0 -16.0 29 16.0 -4.6 71 33 282.0 282.2 274.3 285.6 1.22 3 878 908 -1.9 -15.9 33 14.0 -5.9 76 34 281.5 281.7 274.2 285.2 1.26 4 850 1160 -3.5 -16.5 36 13.0 -7.1 85 35 282.5 282.7 274.6 286.1 1.24 5 753 2103 -11.9 -18.9 56 7.0 -13.5 94 34 283.3 283.5 274.9 286.7 1.14 6 700 2658 -15.5 -21.5 60 6.0 -16.7 100 33 285.3 285.5 275.7 288.3 0.98 7 694 2723 -16.1 -21.1 65 5.0 -17.1 101 33 285.4 285.5 275.9 288.5 1.02 8 654 3168 -17.5 -25.5 50 8.0 -19.0 107 29 288.7 288.8 277.2 291.0 0.73 9 617 3600 -21.5 -26.5 64 5.0 -22.3 113 26 288.9 289.0 277.2 291.1 0.71 10 568 4203 -26.5 -29.6 75 3.1 -26.9 122 22 290.0 290.1 277.6 291.8 0.58 11 546 4486 -29.1 -30.7 86 1.6 -29.3 126 20 290.2 290.3 277.6 291.9 0.54 12 530 4698 -30.7 -32.5 84 1.8 -30.9 129 18 290.7 290.8 277.7 292.2 0.47 13 500 5110 -32.1 -35.1 75 3.0 -32.4 135 15 293.9 294.0 279.1 295.2 0.39 14 425 6239 -41.3 -45.0 67 3.7 -41.5 135 27 296.1 296.2 279.8 296.7 0.16 15 400 6650 -43.3 -47.5 63 4.2 -43.5 135 31 298.7 298.7 281.0 299.2 0.13 16 381 6976 -45.3 -50.3 57 5.0 -45.5 139 34 300.3 300.3 281.6 300.6 0.10 17 300 8520 -59.5 -64.4 53 4.9 -59.6 160 46 301.5 301.5 282.0 301.6 0.02 18 278 8993 -61.9 -66.4 55 4.5 -61.9 160 40 304.6 304.7 283.3 304.7 0.02 19 272 9127 -61.3 -65.7 56 4.4 -61.3 160 40 307.4 307.4 284.4 307.5 0.02 20 250 9650 -60.9 -66.9 45 6.0 -61.0 160 40 315.5 315.5 287.3 315.6 0.02 21 208 10802 -57.3 -66.3 31 9.0 -57.5 197 29 338.2 338.2 293.9 338.3 0.02 22 200 11050 -56.1 -67.1 24 11.0 -56.3 205 27 343.9 343.9 295.3 344.0 0.02 23 153 12745 -57.1 -81.1 3 24.0 -57.4 200 14 369.6 369.6 300.5 369.6 0.00 24 150 12870 -57.1 -81.1 3 24.0 -57.4 200 13 371.7 371.7 300.9 371.7 0.00 25 100 15420 -58.7 -88.7 1 30.0 -59.0 245 29 414.3 414.3 307.0 414.3 0.00 26 99 15483 -58.7 -88.7 1 30.0 -59.0 246 29 415.5 415.5 307.2 415.5 0.00 27 70 17660 -60.1 -89.1 1 29.0 -60.5 280 23 455.8 455.8 311.4 455.8 0.00 28 50 19760 -60.5 -89.5 1 29.0 -61.0 285 29 500.9 500.9 315.0 500.9 0.00 29 31 22724 -62.5 -91.5 1 29.0 -63.1 568.9 568.9 319.1 568.9 0.00 TRP 278 8993 -61.9 -66.4 55 4.5 -61.9 160 40 304.6 304.7 283.3 304.7 0.02 WND Sounding variables and indices Freezing level: 895.00 mb = 758.48 m = 2488.43 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 55.70 % Est. max temperature: 8.04 C = 46.46 F Sfc-Lift cond lev (LCL): 765.67 mb = 1973.08 m = 6473.27 ft T: -10.74 C 700-500 lapse rate: 6.77 C/km ThetaE index: 0.33 C Layer 878.0- 850.0 mb Conv cond level (CCL): 645.04 mb = 3270.16 m = 10728.74 ft Mean mixing ratio: 1.38 g/kg Conv temperature: 14.08 C = 57.35 F Cap Strength: 5.86 C Lifted Index: 8.13 C Risk: None Lifted Index @300 mb: 11.91 C Lifted Index @700 mb: 3.76 C Showalter Index: 7.02 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.60 C Cross Totals Index: 15.60 C K Index: 6.10 Risk: None Sweat Index: 85.00 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.31 J/kg Max Up Vert Vel: 4.54 m/s Conv Inhibition (B-): 38107.48 J/kg Cap Strength: 7.69 C Lift Cond Lev (LCL): 725.94 mb = 2381.25 m = 7812.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 129 at 20 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 ---------------------------------------------------------- 0 982 26 45 29 -20.5 -20.5 | 8 34 -4.6 -33.3 1 850 1160 85 35 -34.9 -3.1 | 50 25 -19.0 -15.9 2 700 2658 100 33 -32.5 5.7 | 67 18 -16.6 -7.1 3 500 5110 135 15 -10.6 10.6 | 293 6 5.3 -2.2 4 400 6650 135 31 -21.9 21.9 | 146 11 -6.1 9.1 5 300 8520 160 46 -15.7 43.2 | 180 30 0.1 30.4 6 278 8993 160 40 -13.7 37.6 | 185 25 2.2 24.8 7 250 9650 160 40 -13.7 37.6 | 185 25 2.2 24.8 8 200 11050 205 27 11.4 24.5 | 247 30 27.3 11.7 9 150 12870 200 13 4.4 12.2 | 272 20 20.3 -0.6 10 100 15420 245 29 26.3 12.3 | 271 42 42.1 -0.6 11 70 17660 280 23 22.7 -4.0 | 294 42 38.5 -16.8 12 50 19760 285 29 28.0 -7.5 | 295 48 43.9 -20.3 Wind Parameters Mean winds (0-6000m): 98.9 at 27.2 knts Storm direction: 128.9 at 20.4 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 62.1 deg Storm rel helicity (0-3000m) pos: 204.0 neg: 0.0 tot: 204.0 m^2/s^2 ave: 68.0 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.17 Bulk Shear: 62.38 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 55 30 16 31| 9.9 0.0 9.9| 75.6 0.0 75.6 151.3 0.93| 10.0 9.2 1000 64 32 25 29| 10.2 0.0 10.2|146.7 0.0 146.7 146.7 0.92| 10.4 9.6 1500 72 33 34 27| 8.3 0.0 8.3|174.8 0.0 174.8 116.5 0.90| 8.7 7.9 2000 77 33 39 26| 6.8 0.0 6.8|186.8 0.0 186.8 93.4 0.88| 7.3 6.4 2500 81 33 43 25| 5.8 0.0 5.8|197.6 0.0 197.6 79.0 0.86| 6.5 5.6 3000 85 33 47 23| 5.1 0.0 5.1|204.0 0.0 204.0 68.0 0.79| 6.2 4.9 4000 90 31 51 20| 4.1 0.0 4.1|206.1 -0.4 205.6 51.4 0.62| 5.9 3.7 5000 94 29 50 17| 3.4 0.0 3.4|206.1 -3.1 203.0 40.6 0.44| 5.6 2.5 6000 99 27 52 14| 3.0 0.4 3.4|206.1 -8.6 197.5 32.9 0.27| 5.6 1.5 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251202.23.gif