UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101823.upa.cvt Date: 2300Z 18 OCT 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 18 OCT 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 1018 26 0.6 -1.3 87 1.9 -0.2 0 0 272.4 272.9 272.1 281.6 3.41 1 1016 42 3.6 0.5 80 3.1 2.2 358 0 275.5 276.2 274.6 286.1 3.90 2 996 202 6.6 -1.4 57 8.0 3.2 341 2 280.1 280.7 276.5 289.7 3.46 3 982 317 6.8 -2.2 53 9.0 2.9 328 3 281.4 282.0 277.0 290.7 3.31 4 954 551 6.4 -3.6 49 10.0 2.2 302 6 283.3 283.9 277.7 292.1 3.07 5 946 619 6.6 -3.4 49 10.0 2.4 295 7 284.2 284.8 278.2 293.2 3.14 6 913 906 5.0 1.5 78 3.5 3.4 263 10 285.5 286.3 280.7 298.7 4.67 7 878 1220 2.6 1.4 92 1.2 2.0 229 14 286.2 287.0 281.3 299.8 4.82 8 850 1478 0.6 -0.1 95 0.7 0.3 200 17 286.8 287.6 281.1 299.5 4.47 9 814 1824 -1.3 -1.8 96 0.5 -1.5 220 17 288.3 289.1 281.4 300.2 4.11 10 786 2101 -3.1 -8.1 68 5.0 -4.9 236 17 289.3 289.8 280.0 297.1 2.64 11 768 2285 -2.3 -5.7 77 3.4 -3.7 247 17 292.1 292.7 282.0 301.7 3.25 12 759 2378 -2.7 -6.1 77 3.4 -4.1 252 17 292.6 293.2 282.2 302.1 3.19 13 718 2817 -4.5 -15.5 42 11.0 -7.9 278 17 295.3 295.6 281.4 300.3 1.59 14 700 3016 -5.5 -9.1 76 3.6 -6.8 290 17 296.4 296.9 283.2 304.7 2.74 15 650 3595 -8.7 -15.7 57 7.0 -10.8 289 19 299.1 299.4 283.2 304.5 1.73 16 614 4036 -9.7 -20.7 40 11.0 -12.6 288 20 302.9 303.1 284.1 306.8 1.20 17 601 4201 -10.9 -15.9 67 5.0 -12.4 288 21 303.4 303.7 285.0 309.2 1.84 18 588 4369 -12.3 -15.7 76 3.4 -13.3 287 21 303.6 304.0 285.2 309.7 1.91 19 500 5590 -20.5 -27.5 53 7.0 -21.8 285 25 308.0 308.2 285.6 310.7 0.80 20 475 5968 -23.1 -31.1 48 8.0 -24.4 286 25 309.4 309.5 285.8 311.4 0.60 21 400 7200 -33.9 -39.9 55 6.0 -34.4 290 23 310.9 311.0 286.0 312.0 0.30 22 355 8024 -40.3 -45.3 59 5.0 -40.6 275 22 313.1 313.2 286.6 313.8 0.19 23 341 8297 -42.1 -53.1 29 11.0 -42.6 271 22 314.3 314.3 286.9 314.6 0.08 24 327 8578 -44.3 -48.9 60 4.6 -44.5 265 22 315.1 315.1 287.3 315.6 0.14 25 315 8828 -45.9 -52.9 45 7.0 -46.2 261 21 316.2 316.2 287.6 316.6 0.09 26 300 9150 -48.7 -53.1 60 4.4 -48.8 255 21 316.7 316.7 287.8 317.1 0.09 27 287 9438 -51.3 -54.6 68 3.3 -51.4 257 20 317.0 317.0 287.9 317.3 0.08 28 272 9784 -53.1 -60.1 42 7.0 -53.2 260 19 319.3 319.3 288.6 319.5 0.04 29 250 10320 -56.7 -62.7 47 6.0 -56.8 265 17 321.8 321.8 289.3 321.9 0.03 30 242 10526 -57.7 -63.7 46 6.0 -57.8 265 17 323.3 323.3 289.8 323.4 0.03 31 232 10793 -57.9 -64.9 40 7.0 -58.0 263 17 326.9 326.9 290.9 327.0 0.03 32 222 11073 -56.1 -70.1 16 14.0 -56.3 260 17 333.8 333.8 292.7 333.9 0.01 33 214 11307 -56.9 -69.9 18 13.0 -57.1 259 17 336.1 336.1 293.3 336.2 0.01 34 200 11740 -53.5 -74.5 6 21.0 -53.8 255 17 348.0 348.0 296.2 348.1 0.01 35 179 12458 -50.7 -76.7 3 26.0 -51.2 261 19 363.8 363.8 299.4 363.9 0.01 36 150 13600 -54.5 -85.5 1 31.0 -54.9 270 21 376.2 376.2 301.6 376.2 0.00 37 147 13729 -55.1 -86.1 1 31.0 -55.5 270 21 377.3 377.3 301.8 377.3 0.00 38 129 14563 -54.7 -85.7 1 31.0 -55.1 272 22 392.4 392.4 304.2 392.4 0.00 39 117 15181 -58.5 -88.5 1 30.0 -58.8 273 22 396.5 396.5 304.7 396.5 0.00 40 101 16107 -57.5 -87.5 1 30.0 -57.9 275 23 415.4 415.4 307.2 415.5 0.00 41 100 16170 -57.5 -87.5 1 30.0 -57.9 275 23 416.6 416.6 307.3 416.6 0.00 42 96 16428 -56.9 -86.9 1 30.0 -57.3 273 23 422.7 422.7 308.0 422.7 0.00 43 70 18410 -60.9 -89.9 1 29.0 -61.3 255 23 454.1 454.1 311.3 454.1 0.00 44 50 20500 -62.3 -91.3 1 29.0 -62.7 280 15 496.7 496.7 314.7 496.7 0.00 45 39 22028 -65.1 -93.1 1 28.0 -65.5 278 23 526.2 526.2 316.7 526.2 0.00 46 30 23630 -65.1 -93.1 1 28.0 -65.6 275 31 567.2 567.2 319.0 567.2 0.00 47 20 26100 -66.3 -94.3 1 28.0 -66.9 250 36 633.2 633.2 322.0 633.2 0.00 48 10 30420 -62.7 -91.7 1 29.0 -64.4 270 64 785.5 785.5 326.9 785.6 0.01 49 4.0 36173 -54.9 -85.9 1 30.9 -61.4 270 118 1058.6 1058.6 332.1 1059.3 0.06 50 3.9 36335 -54.7 -85.7 1 31.0 -61.4 1067.4 1067.4 332.2 1068.1 0.07 TRP 242 10526 -57.7 -63.7 46 6.0 -57.8 265 17 323.3 323.3 289.8 323.4 0.03 WND 4.0 36173 -54.9 -85.9 1 30.9 -61.4 270 118 1058.6 1058.6 332.1 1059.3 0.06 Sounding variables and indices 1000-500 mb thick: 5420.49 m Freezing level: 838.63 mb = 1587.17 m = 5207.18 ft Wetbulb zero: Below ground Precipitable water: 0.61 inches Sfc-500 mean rel hum: 67.60 % Est. max temperature: 14.72 C = 58.50 F Sfc-Lift cond lev (LCL): 988.20 mb = 265.49 m = 871.02 ft T: 6.71 C 700-500 lapse rate: 5.83 C/km ThetaE index: 3.09 C Layer 786.0- 768.0 mb Conv cond level (CCL): 687.30 mb = 3158.91 m = 10363.74 ft Mean mixing ratio: 3.48 g/kg Conv temperature: 25.44 C = 77.80 F Cap Strength: 12.63 C Lifted Index: 14.46 C Risk: None Lifted Index @300 mb: 17.78 C Lifted Index @700 mb: 9.01 C Showalter Index: 8.84 C Risk: None Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 20.40 C K Index: 17.40 Risk: < 20 % chance of thunderstorms Sweat Index: 208.52 Risk: None Energy Index: 2.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.57 J/kg Max Up Vert Vel: 8.07 m/s Conv Inhibition (B-): 73898.16 J/kg Cap Strength: 14.26 C Lift Cond Lev (LCL): 857.33 mb = 1409.60 m = 4624.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 13 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 1018 26 0 0 -0.0 -0.0 | 120 13 -11.2 6.5 1 850 1478 200 17 5.8 16.0 | 166 23 -5.4 22.5 2 700 3016 290 17 16.0 -5.8 | 262 5 4.7 0.7 3 500 5590 285 25 24.1 -6.5 | 270 13 12.9 0.0 4 400 7200 290 23 21.6 -7.9 | 277 10 10.4 -1.4 5 300 9150 255 21 20.3 5.4 | 217 15 9.0 11.9 6 250 10320 265 17 16.9 1.5 | 215 10 5.7 8.0 7 242 10526 265 17 16.9 1.5 | 215 10 5.7 8.0 8 200 11740 255 17 16.4 4.4 | 205 12 5.2 10.9 9 150 13600 270 21 21.0 -0.0 | 236 12 9.8 6.5 10 100 16170 275 23 22.9 -2.0 | 249 13 11.7 4.5 11 70 18410 255 23 22.2 6.0 | 221 17 11.0 12.5 12 50 20500 280 15 14.8 -2.6 | 222 5 3.5 3.9 13 30 23630 275 31 30.9 -2.7 | 259 20 19.6 3.8 14 20 26100 250 36 33.8 12.3 | 230 29 22.6 18.8 15 10 30420 270 64 64.0 -0.0 | 263 53 52.8 6.5 Wind Parameters Mean winds (0-6000m): 270.1 at 17.3 knts Storm direction: 300.1 at 13.0 knts Shear (0-3000m) pos: 4.0 neg: 2.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 141.7 deg Storm rel helicity (0-3000m) pos: 82.8 neg: -23.2 tot: 59.6 m^2/s^2 ave: 19.9 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.77 Bulk Shear: 42.43 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 ------------------------------------------------------------------------------- 500 170 2 127 15| 0.0 6.0 6.0| 1.5 -6.0 -4.5 -8.9 -0.18| 6.8 -1.2 1000 182 6 138 16| 0.0 6.0 6.0| 14.1 -6.0 8.1 8.1 0.35| 8.7 3.1 1500 200 9 151 17| 0.0 5.8 5.8| 14.3 -23.2 -8.9 -5.9 0.09| 10.2 0.9 2000 207 11 158 17| 2.2 4.4 6.6| 49.5 -23.2 26.3 13.2 0.24| 9.9 2.4 2500 217 12 166 17| 3.4 3.5 6.9| 70.9 -23.2 47.7 19.1 0.32| 9.7 3.1 3000 228 13 174 15| 4.0 2.9 6.9| 82.8 -23.2 59.6 19.9 0.38| 9.5 3.6 4000 250 14 191 12| 3.0 2.3 5.3| 83.8 -23.2 60.6 15.2 0.37| 7.6 2.8 5000 263 16 208 9| 2.4 2.0 4.5| 84.5 -23.2 61.3 12.3 0.36| 6.4 2.3 6000 270 17 223 9| 2.0 1.8 3.8| 86.0 -23.2 62.8 10.5 0.35| 5.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251018.23.gif