UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041623.upa.cvt Date: 2300Z 16 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 16 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 1022 26 2.4 -6.6 51 9.0 -0.8 40 9 273.8 274.2 271.2 280.2 2.28 1 1008 136 3.4 -11.6 32 15.0 -1.4 41 9 275.9 276.2 271.4 280.4 1.56 2 985 320 2.2 -12.8 32 15.0 -2.4 44 8 276.5 276.8 271.5 280.7 1.45 3 914 910 -1.9 -17.9 28 16.0 -6.1 52 5 278.3 278.5 271.9 281.3 1.02 4 850 1475 -5.9 -22.9 25 17.0 -9.6 60 3 280.0 280.1 272.3 282.1 0.71 5 814 1812 -8.9 -18.9 44 10.0 -11.3 79 6 280.3 280.4 273.1 283.4 1.05 6 803 1917 -9.3 -16.3 57 7.0 -11.1 85 7 280.9 281.2 273.9 284.8 1.33 7 794 2004 -9.1 -16.1 57 7.0 -10.9 90 8 282.1 282.3 274.6 286.1 1.37 8 784 2102 -9.3 -19.3 44 10.0 -11.7 95 9 282.9 283.0 274.6 286.0 1.06 9 772 2221 -9.5 -25.5 26 16.0 -12.7 102 10 283.9 284.0 274.5 285.8 0.62 10 730 2651 -11.9 -34.9 13 23.0 -15.3 127 14 285.9 285.9 274.9 286.7 0.27 11 709 2875 -10.7 -51.7 2 41.0 -15.0 139 16 289.6 289.6 276.5 289.7 0.05 12 708 2886 -10.5 -52.5 2 42.0 -14.9 140 16 289.9 289.9 276.7 290.1 0.04 13 700 2973 -10.5 -49.5 2 39.0 -14.9 145 17 290.9 290.9 277.2 291.1 0.06 14 660 3423 -12.5 -44.5 5 32.0 -16.4 147 15 293.5 293.6 278.6 293.9 0.11 15 645 3598 -13.7 -43.7 6 30.0 -17.4 147 14 294.1 294.1 278.9 294.5 0.12 16 622 3873 -15.3 -57.3 1 42.0 -18.9 149 13 295.4 295.4 279.3 295.5 0.03 17 596 4194 -17.1 -48.1 5 31.0 -20.3 150 11 296.9 296.9 280.1 297.2 0.08 18 587 4308 -17.9 -45.9 7 28.0 -20.9 150 11 297.3 297.3 280.3 297.6 0.11 19 500 5490 -24.7 -31.7 52 7.0 -25.7 155 5 302.9 303.0 283.3 304.7 0.54 20 473 5893 -27.3 -30.9 71 3.6 -27.8 151 5 304.6 304.7 284.0 306.6 0.61 21 455 6174 -27.5 -31.5 69 4.0 -28.1 149 5 307.7 307.8 285.2 309.8 0.60 22 400 7090 -34.9 -38.9 67 4.0 -35.3 140 5 309.6 309.7 285.6 310.8 0.33 23 300 9020 -51.3 -57.3 49 6.0 -51.4 190 7 313.0 313.1 286.5 313.3 0.06 24 286 9328 -53.9 -59.9 48 6.0 -54.0 202 12 313.6 313.6 286.6 313.8 0.04 25 273 9625 -56.7 -62.7 47 6.0 -56.8 213 17 313.8 313.8 286.7 313.9 0.03 26 261 9909 -57.9 -60.9 68 3.0 -57.9 224 22 316.1 316.1 287.5 316.2 0.04 27 255 10055 -58.3 -64.3 46 6.0 -58.4 230 25 317.6 317.6 288.0 317.7 0.03 28 250 10180 -58.3 -67.3 31 9.0 -58.4 230 21 319.4 319.4 288.6 319.5 0.02 29 242 10386 -57.1 -69.1 20 12.0 -57.2 234 20 324.2 324.2 290.0 324.2 0.01 30 227 10791 -58.9 -73.9 13 15.0 -59.0 241 19 327.4 327.4 291.0 327.4 0.01 31 211 11256 -54.3 -83.3 2 29.0 -54.6 249 18 341.5 341.5 294.7 341.5 0.00 32 209 11317 -54.3 -85.3 1 31.0 -54.6 250 18 342.4 342.4 294.9 342.4 0.00 33 200 11600 -53.9 -84.9 1 31.0 -54.2 255 17 347.4 347.4 296.1 347.4 0.00 34 173 12534 -51.3 -83.3 1 32.0 -51.8 258 19 366.4 366.4 299.9 366.4 0.00 35 150 13460 -50.9 -82.9 1 32.0 -51.5 260 21 382.4 382.4 302.6 382.4 0.00 36 136 14098 -50.5 -82.5 1 32.0 -51.2 266 19 393.9 393.9 304.3 394.0 0.00 37 113 15298 -53.3 -85.3 1 32.0 -53.9 277 15 410.2 410.2 306.5 410.2 0.00 38 101 16025 -50.7 -82.7 1 32.0 -51.5 284 13 428.5 428.5 308.7 428.6 0.00 39 100 16090 -50.7 -82.7 1 32.0 -51.5 285 13 429.8 429.8 308.8 429.8 0.00 40 85 17155 -48.1 -81.1 1 33.0 -49.4 274 15 455.5 455.5 311.4 455.5 0.01 41 70 18430 -49.9 -82.9 1 33.0 -51.2 260 17 477.6 477.6 313.2 477.7 0.01 42 62 19219 -52.5 -84.5 1 32.0 -53.6 255 14 488.7 488.7 314.1 488.8 0.01 43 50 20610 -52.1 -84.1 1 32.0 -53.5 245 9 520.7 520.7 316.4 520.7 0.01 44 32 23518 -48.9 -81.9 1 33.0 -51.6 131 12 600.1 600.2 320.6 600.3 0.02 45 30 23940 -51.1 -83.1 1 32.0 -53.4 115 13 605.3 605.3 320.9 605.4 0.01 46 20 26560 -52.1 -84.1 1 32.0 -55.0 85 9 676.7 676.7 323.7 676.8 0.02 47 17 27618 -52.5 -84.5 1 32.0 -55.6 105 8 707.6 707.6 324.7 707.8 0.02 48 10 31100 -47.9 -80.9 1 33.0 -54.2 170 5 840.7 840.8 328.2 841.3 0.06 49 5.5 35135 -37.5 -74.5 1 37.0 -52.1 1043.6 1043.8 331.9 1047.2 0.29 TRP 255 10055 -58.3 -64.3 46 6.0 -58.4 230 25 317.6 317.6 288.0 317.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5290.68 m Freezing level: 946.90 mb = 636.50 m = 2088.22 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 22.72 % Est. max temperature: 7.99 C = 46.37 F Sfc-Lift cond lev (LCL): 888.35 mb = 1131.62 m = 3712.63 ft T: -3.47 C 700-500 lapse rate: 5.64 C/km ThetaE index: 0.27 C Layer 784.0- 730.0 mb Conv cond level (CCL): 558.79 mb = 4670.76 m = 15323.83 ft Mean mixing ratio: 1.40 g/kg Conv temperature: 27.72 C = 81.90 F Cap Strength: 15.21 C Lifted Index: 18.61 C Risk: None Lifted Index @300 mb: 22.86 C Lifted Index @700 mb: 11.57 C Showalter Index: 17.58 C Risk: None Total Totals Index: 20.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 1.80 C K Index: -43.10 Risk: None Sweat Index: 11.00 Risk: None Energy Index: 4.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.76 J/kg Max Up Vert Vel: 4.64 m/s Conv Inhibition (B-): 75837.41 J/kg Cap Strength: 18.55 C Lift Cond Lev (LCL): 771.34 mb = 2227.70 m = 7308.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 163 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 1022 26 40 9 -5.8 -6.9 | 16 14 -3.8 -13.4 1 850 1475 60 3 -2.6 -1.5 | 4 8 -0.6 -8.0 2 700 2973 145 17 -9.8 13.9 | 134 11 -7.8 7.4 3 500 5490 155 5 -2.1 4.5 | 4 2 -0.1 -2.0 4 400 7090 140 5 -3.2 3.8 | 25 3 -1.2 -2.7 5 300 9020 190 7 1.2 6.9 | 263 3 3.2 0.4 6 255 10055 230 25 19.2 16.1 | 246 23 21.1 9.6 7 250 10180 230 21 16.1 13.5 | 249 19 18.1 7.0 8 200 11600 255 17 16.4 4.4 | 276 19 18.4 -2.1 9 150 13460 260 21 20.7 3.6 | 277 23 22.7 -2.8 10 100 16090 285 13 12.6 -3.4 | 304 18 14.5 -9.9 11 70 18430 260 17 16.7 3.0 | 281 19 18.7 -3.5 12 50 20610 245 9 8.2 3.8 | 285 10 10.1 -2.7 13 30 23940 115 13 -11.8 5.5 | 84 10 -9.8 -1.0 14 20 26560 85 9 -9.0 -0.8 | 44 10 -7.0 -7.3 15 10 31100 170 5 -0.9 4.9 | 324 2 1.1 -1.6 Wind Parameters Mean winds (0-6000m): 133.0 at 9.0 knts Storm direction: 163.0 at 6.8 knts Shear (0-3000m) pos: 3.6 neg: 0.0 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 118.0 deg Storm rel helicity (0-3000m) pos: 49.4 neg: -4.5 tot: 44.9 m^2/s^2 ave: 15.0 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.50 Bulk Shear: 21.48 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 38 8 13 13| 2.3 0.0 2.3| 0.1 -0.4 -0.3 -0.7 -0.05| 2.3 -0.1 1000 42 7 13 12| 2.3 0.0 2.3| 0.1 -2.2 -2.2 -2.2 -0.17| 2.3 -0.4 1500 45 6 12 11| 2.0 0.0 2.0| 0.8 -4.5 -3.7 -2.4 -0.21| 2.2 -0.5 2000 54 6 16 10| 1.9 0.0 1.9| 13.2 -4.5 8.7 4.4 0.34| 3.1 1.0 2500 75 7 29 9| 2.9 0.0 2.9| 29.7 -4.5 25.2 10.1 0.58| 3.9 2.3 3000 104 8 53 7| 3.6 0.0 3.6| 49.4 -4.5 44.9 15.0 0.70| 4.6 3.2 4000 123 10 79 6| 2.2 0.0 2.2| 49.5 -4.8 44.7 11.2 0.59| 4.1 2.4 5000 130 10 88 5| 1.4 0.0 1.4| 49.5 -6.0 43.5 8.7 0.46| 3.8 1.7 6000 133 9 86 5| 1.0 0.0 1.1| 49.7 -6.6 43.1 7.2 0.39| 3.4 1.3 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250416.23.gif