UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042911.upa.cvt Date: 1100Z 29 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:1100Z 29 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 996 26 1.0 -0.8 88 1.8 0.3 180 7 274.5 275.1 273.6 284.3 3.62 1 993 50 0.2 -4.6 70 4.8 -1.6 178 7 273.9 274.4 271.9 281.4 2.73 2 960 314 -1.7 -3.3 89 1.6 -2.3 152 11 274.6 275.2 273.0 283.2 3.12 3 953 371 -1.9 -3.6 88 1.7 -2.6 147 12 275.0 275.5 273.1 283.4 3.07 4 936 512 0.0 -5.0 69 5.0 -1.9 133 14 278.4 278.8 274.7 286.2 2.81 5 890 909 2.0 -9.0 44 11.0 -1.9 95 20 284.5 284.9 277.0 290.8 2.17 6 850 1271 -1.7 -11.7 46 10.0 -5.0 60 25 284.4 284.7 276.5 289.7 1.83 7 798 1768 -6.5 -13.5 58 7.0 -8.6 55 20 284.4 284.7 276.3 289.4 1.69 8 765 2096 -8.7 -14.7 62 6.0 -10.4 52 17 285.5 285.8 276.7 290.2 1.60 9 729 2469 -9.7 -16.7 57 7.0 -11.6 48 14 288.4 288.6 278.0 292.7 1.42 10 700 2780 -12.5 -18.5 61 6.0 -14.0 45 11 288.6 288.9 277.9 292.5 1.27 11 646 3388 -17.3 -20.7 75 3.4 -18.0 82 10 289.9 290.1 278.3 293.4 1.14 12 628 3600 -18.1 -24.1 59 6.0 -19.3 95 9 291.3 291.5 278.6 294.1 0.87 13 579 4204 -21.7 -31.7 40 10.0 -23.1 132 8 294.0 294.1 279.3 295.5 0.46 14 549 4594 -24.5 -36.5 32 12.0 -25.9 157 7 295.2 295.2 279.6 296.2 0.31 15 500 5270 -29.1 -36.1 51 7.0 -29.9 200 5 297.6 297.6 280.8 298.7 0.35 16 400 6820 -41.3 -54.3 23 13.0 -41.8 190 7 301.3 301.3 282.0 301.5 0.06 17 373 7292 -44.1 -62.1 12 18.0 -44.6 80 7 303.7 303.7 282.9 303.8 0.02 18 346 7797 -43.9 -71.9 3 28.0 -44.5 140 6 310.6 310.6 285.5 310.6 0.01 19 342 7875 -44.3 -72.3 3 28.0 -44.8 150 5 311.0 311.0 285.7 311.1 0.01 20 300 8750 -46.5 -77.5 2 31.0 -47.0 255 3 319.8 319.8 288.7 319.8 0.00 21 290 8975 -47.1 -78.1 2 31.0 -47.6 258 4 322.1 322.1 289.4 322.1 0.00 22 250 9960 -46.9 -80.9 1 34.0 -47.4 270 11 336.3 336.3 293.4 336.3 0.00 23 222 10747 -44.5 -78.5 1 34.0 -45.3 257 15 351.7 351.7 297.0 351.7 0.00 24 220 10807 -44.9 -78.9 1 34.0 -45.7 256 16 351.9 351.9 297.1 352.0 0.00 25 200 11440 -45.7 -79.7 1 34.0 -46.4 245 19 360.4 360.4 298.8 360.4 0.00 26 191 11747 -47.1 -81.1 1 34.0 -47.8 251 17 362.9 362.9 299.2 362.9 0.00 27 156 13098 -45.7 -79.7 1 34.0 -46.7 280 7 386.9 386.9 303.3 387.0 0.00 28 150 13360 -46.3 -80.3 1 34.0 -47.3 285 5 390.3 390.3 303.8 390.3 0.00 29 141 13768 -48.7 -81.7 1 33.0 -49.5 264 5 393.0 393.0 304.2 393.1 0.00 30 106 15654 -45.5 -79.5 1 34.0 -46.9 165 7 432.5 432.5 309.1 432.6 0.01 31 101 15974 -47.7 -80.7 1 33.0 -48.8 148 7 434.3 434.3 309.3 434.4 0.01 32 100 16040 -48.5 -81.5 1 33.0 -49.6 145 7 434.0 434.0 309.3 434.0 0.01 33 98 16173 -49.5 -82.5 1 33.0 -50.5 148 8 434.6 434.6 309.3 434.6 0.00 34 70 18380 -49.1 -82.1 1 33.0 -50.5 205 19 479.3 479.3 313.4 479.4 0.01 35 50 20570 -50.7 -82.7 1 32.0 -52.3 95 1 524.0 524.0 316.5 524.0 0.01 36 30 23890 -52.7 -84.7 1 32.0 -54.7 50 3 601.0 601.0 320.6 601.0 0.01 37 24 25339 -48.5 -81.5 1 33.0 -52.0 67 6 652.8 652.8 322.8 652.9 0.02 38 20 26530 -50.3 -82.3 1 32.0 -53.7 80 9 682.2 682.2 323.9 682.4 0.02 39 10 31110 -44.7 -78.7 1 34.0 -52.5 85 21 852.7 852.7 328.5 853.5 0.08 40 8.7 32046 -42.7 -77.7 1 35.0 -52.1 895.1 895.2 329.4 896.3 0.11 TRP 373 7292 -44.1 -62.1 12 18.0 -44.6 80 7 303.7 303.7 282.9 303.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5244.00 m Freezing level: 989.53 mb = 77.54 m = 254.39 ft Freezing level: 936.00 mb = 511.95 m = 1679.59 ft Freezing level: 868.38 mb = 1104.80 m = 3624.62 ft Wetbulb zero: 995.58 mb = 29.31 m = 96.17 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 55.29 % Est. max temperature: 10.90 C = 51.61 F Sfc-Lift cond lev (LCL): 968.38 mb = 246.08 m = 807.35 ft T: -1.21 C 700-500 lapse rate: 6.67 C/km ThetaE index: 2.90 C Layer 993.0- 960.0 mb Conv cond level (CCL): 783.05 mb = 1915.07 m = 6282.97 ft Mean mixing ratio: 2.78 g/kg Conv temperature: 11.44 C = 52.59 F Cap Strength: 9.41 C Lifted Index: 10.72 C Risk: None Lifted Index @300 mb: 24.50 C Lifted Index @700 mb: 6.35 C Showalter Index: 7.33 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.40 C Cross Totals Index: 17.40 C K Index: 9.70 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 1.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.84 J/kg Max Up Vert Vel: 9.26 m/s Conv Inhibition (B-): 68537.59 J/kg Cap Strength: 10.57 C Lift Cond Lev (LCL): 874.97 mb = 1043.23 m = 3422.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 96 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 ---------------------------------------------------------- 0 996 26 180 7 0.0 7.0 | 235 11 8.7 6.0 1 850 1271 60 25 -21.7 -12.5 | 44 19 -12.9 -13.5 2 700 2780 45 11 -7.8 -7.8 | 354 9 1.0 -8.7 3 500 5270 200 5 1.7 4.7 | 250 11 10.5 3.7 4 400 6820 190 7 1.2 6.9 | 239 12 10.0 5.9 5 373 7292 80 7 -6.9 -1.2 | 320 3 1.8 -2.2 6 300 8750 255 3 2.9 0.8 | 271 12 11.6 -0.2 7 250 9960 270 11 11.0 -0.0 | 273 20 19.7 -1.0 8 200 11440 245 19 17.2 8.0 | 255 27 26.0 7.1 9 150 13360 285 5 4.8 -1.3 | 279 14 13.6 -2.3 10 100 16040 145 7 -4.0 5.7 | 225 7 4.7 4.8 11 70 18380 205 19 8.0 17.2 | 226 23 16.8 16.3 12 50 20570 95 1 -1.0 0.1 | 276 8 7.7 -0.9 13 30 23890 50 3 -2.3 -1.9 | 294 7 6.4 -2.9 14 20 26530 80 9 -8.9 -1.6 | 3 3 -0.1 -2.5 15 10 31110 85 21 -20.9 -1.8 | 77 12 -12.2 -2.8 Wind Parameters Mean winds (0-6000m): 66.3 at 11.7 knts Storm direction: 96.3 at 8.8 knts Shear (0-3000m) pos: 0.7 neg: 3.2 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 127.4 deg Storm rel helicity (0-3000m) pos: 1.8 neg: -142.2 tot: -140.5 m^2/s^2 ave: -46.8 10^-3 m/s^2 rel: -0.82 Storm rel vorticity (0-3000m) horiz: 9.5 stream: -7.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.38 Bulk Shear: 7.96 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 26 10 337 11| 0.0 11.2 11.2| 0.0 -28.8 -28.8 -57.6 -0.99| 11.9-11.7 1000 79 14 55 6| 0.0 12.0 12.0| 0.0 -70.0 -70.0 -70.0 -0.96| 14.5-14.0 1500 71 17 49 10| 0.0 9.3 9.3| 0.0-112.9-112.9 -75.3 -0.92| 13.9-12.9 2000 66 18 43 11| 0.0 5.9 5.9| 0.0-126.5-126.5 -63.2 -0.90| 11.7-10.5 2500 63 18 38 11| 0.0 3.9 3.9| 0.0-137.7-137.7 -55.1 -0.89| 10.4 -9.2 3000 62 17 34 11| 0.7 3.2 3.9| 1.8-142.2-140.5 -46.8 -0.82| 9.5 -7.8 4000 65 15 33 9| 1.8 2.4 4.2| 3.7-142.2-138.5 -34.6 -0.63| 8.5 -5.4 5000 64 13 24 7| 1.8 1.9 3.8| 12.4-142.2-129.9 -26.0 -0.51| 7.6 -3.9 6000 66 12 19 6| 1.6 1.6 3.1| 15.8-145.1-129.3 -21.6 -0.49| 6.5 -3.2 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250429.11.gif