UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025093011.upa.cvt Date: 1100Z 30 SEP 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:1100Z 30 SEP 25 Station: BGAM WMO ident: 4360 Latitude: 65.60 Longitude: -37.63 Elevation: 52.00 ------------------------------------------------------------------------------- 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 988 52 4.0 3.8 99 0.2 3.9 165 3 278.1 279.0 277.6 292.0 5.08 1 958 301 2.6 1.6 93 1.0 2.1 142 7 279.2 279.9 277.4 291.5 4.48 2 913 689 2.0 -0.4 84 2.4 1.0 107 12 282.4 283.1 278.5 293.8 4.06 3 889 903 0.6 -2.5 80 3.1 -0.7 88 16 283.1 283.7 278.3 293.2 3.57 4 850 1260 -2.3 -4.0 88 1.7 -3.0 55 21 283.7 284.3 278.3 293.2 3.34 5 821 1535 -4.7 -4.7 100 0.0 -4.7 54 20 284.0 284.6 278.3 293.4 3.28 6 764 2097 -8.7 -8.7 100 0.0 -8.7 52 17 285.6 286.1 278.2 293.1 2.59 7 708 2686 -9.5 -10.0 96 0.5 -9.6 50 13 291.0 291.5 280.7 298.5 2.52 8 700 2774 -9.9 -10.4 96 0.5 -10.1 50 13 291.5 292.0 280.8 298.9 2.47 9 634 3528 -15.5 -15.5 100 0.0 -15.5 49 16 293.5 293.8 280.9 299.0 1.80 10 628 3600 -15.7 -15.7 100 0.0 -15.7 48 16 294.1 294.4 281.1 299.6 1.79 11 580 4197 -17.5 -18.3 93 0.8 -17.7 47 19 298.7 299.0 282.8 303.6 1.56 12 573 4288 -17.9 -18.9 92 1.0 -18.1 47 19 299.3 299.6 283.0 304.0 1.50 13 539 4741 -21.3 -21.3 100 0.0 -21.3 46 21 300.5 300.8 283.2 304.7 1.29 14 500 5290 -25.7 -26.8 90 1.1 -25.9 45 23 301.7 301.9 283.2 304.5 0.85 15 419 6548 -35.9 -39.4 70 3.5 -36.2 29 25 304.3 304.3 283.5 305.3 0.30 16 407 6750 -36.7 -44.7 43 8.0 -37.2 27 25 305.8 305.8 284.0 306.4 0.18 17 400 6870 -37.3 -44.3 48 7.0 -37.8 25 25 306.5 306.5 284.2 307.2 0.19 18 359 7610 -42.7 -49.7 46 7.0 -43.0 23 25 308.9 308.9 285.1 309.3 0.11 19 347 7839 -44.5 -47.7 70 3.2 -44.6 23 25 309.5 309.5 285.3 310.0 0.15 20 328 8214 -47.3 -55.3 39 8.0 -47.6 22 25 310.7 310.7 285.7 310.9 0.06 21 300 8800 -51.5 -55.0 66 3.5 -51.6 20 25 312.8 312.8 286.4 313.0 0.07 22 294 8930 -52.3 -55.2 71 2.9 -52.4 20 25 313.4 313.5 286.6 313.7 0.07 23 276 9335 -53.7 -60.7 42 7.0 -53.8 20 25 317.1 317.1 287.9 317.3 0.04 24 266 9570 -53.1 -64.1 25 11.0 -53.3 24 26 321.4 321.4 289.2 321.5 0.03 25 250 9970 -50.7 -62.7 23 12.0 -51.0 30 29 330.7 330.7 291.9 330.8 0.03 26 239 10264 -50.3 -65.3 15 15.0 -50.7 29 24 335.6 335.6 293.2 335.7 0.02 27 220 10810 -45.9 -62.9 13 17.0 -46.5 27 15 350.4 350.4 296.8 350.6 0.04 28 209 11150 -47.7 -72.7 4 25.0 -48.3 26 10 352.8 352.8 297.3 352.8 0.01 29 200 11440 -48.5 -66.5 11 18.0 -49.0 25 5 356.0 356.0 297.9 356.1 0.02 30 191 11743 -49.5 -68.5 9 19.0 -50.0 49 5 359.1 359.1 298.5 359.2 0.02 31 161 12872 -47.3 -70.3 5 23.0 -48.1 138 7 380.8 380.8 302.4 380.9 0.02 32 150 13340 -48.3 -76.3 2 28.0 -49.1 175 7 386.8 386.8 303.3 386.9 0.01 33 101 15925 -51.3 -83.3 1 32.0 -52.1 224 9 427.4 427.4 308.6 427.4 0.00 34 100 15990 -51.3 -83.3 1 32.0 -52.1 225 9 428.6 428.6 308.7 428.6 0.00 35 94 16393 -52.3 -84.3 1 32.0 -53.1 215 10 434.3 434.3 309.3 434.3 0.00 36 70 18300 -53.5 -84.5 1 31.0 -54.4 165 15 469.9 469.9 312.6 470.0 0.00 37 61 19188 -52.3 -84.3 1 32.0 -53.4 175 9 491.5 491.5 314.3 491.5 0.01 38 53 20090 -56.1 -87.1 1 31.0 -56.9 186 3 502.8 502.8 315.1 502.8 0.00 39 50 20460 -56.3 -87.3 1 31.0 -57.2 190 1 510.8 510.8 315.7 510.8 0.00 40 39 22041 -55.1 -86.1 1 31.0 -56.3 236 3 551.5 551.5 318.2 551.5 0.01 41 30 23700 -58.9 -88.9 1 30.0 -59.9 285 5 584.1 584.1 319.9 584.1 0.00 42 25 24843 -60.9 -89.9 1 29.0 -61.9 276 10 609.6 609.6 321.0 609.6 0.00 43 20 26240 -59.1 -89.1 1 30.0 -60.6 265 17 655.3 655.3 322.9 655.3 0.01 44 15 28053 -56.5 -87.5 1 31.0 -58.9 273 19 720.1 720.1 325.1 720.2 0.01 45 12 29456 -60.3 -89.3 1 29.0 -62.3 280 21 754.1 754.1 326.0 754.2 0.01 46 10 30610 -53.5 -84.5 1 31.0 -57.7 285 23 819.8 819.9 327.7 820.1 0.03 47 5.2 34857 -49.3 -82.3 1 33.0 -57.5 1007.3 1007.4 331.3 1008.4 0.09 TRP 276 9335 -53.7 -60.7 42 7.0 -53.8 20 25 317.1 317.1 287.9 317.3 0.04 WND Sounding variables and indices Freezing level: 880.93 mb = 976.63 m = 3204.12 ft Wetbulb zero: 899.00 mb = 812.95 m = 2667.12 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 94.97 % Est. max temperature: 9.73 C = 49.51 F Sfc-Lift cond lev (LCL): 984.86 mb = 77.72 m = 254.99 ft T: 3.86 C 700-500 lapse rate: 6.28 C/km ThetaE index: 0.58 C Layer 889.0- 850.0 mb Conv cond level (CCL): 878.34 mb = 998.82 m = 3276.94 ft Mean mixing ratio: 4.30 g/kg Conv temperature: 9.16 C = 48.49 F Cap Strength: 8.27 C Lifted Index: 8.56 C Risk: None Lifted Index @300 mb: 14.34 C Lifted Index @700 mb: 4.03 C Showalter Index: 8.09 C Risk: None Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 21.70 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 65.00 Risk: None Energy Index: 2.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.97 J/kg Max Up Vert Vel: 6.00 m/s Conv Inhibition (B-): 63739.00 J/kg Cap Strength: 8.55 C Lift Cond Lev (LCL): 913.42 mb = 685.20 m = 2247.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 79 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 ---------------------------------------------------------- 0 988 52 165 3 -0.8 2.9 | 246 13 12.0 5.4 1 850 1260 55 21 -17.2 -12.0 | 25 11 -4.5 -9.6 2 700 2774 50 13 -10.0 -8.4 | 335 7 2.8 -5.9 3 500 5290 45 23 -16.3 -16.3 | 14 14 -3.5 -13.8 4 400 6870 25 25 -10.6 -22.7 | 354 20 2.2 -20.2 5 300 8800 20 25 -8.6 -23.5 | 349 21 4.2 -21.0 6 276 9335 20 25 -8.6 -23.5 | 349 21 4.2 -21.0 7 250 9970 30 29 -14.5 -25.1 | 4 23 -1.8 -22.6 8 200 11440 25 5 -2.1 -4.5 | 281 11 10.6 -2.1 9 150 13340 175 7 -0.6 7.0 | 232 15 12.1 9.4 10 100 15990 225 9 6.4 6.4 | 245 21 19.1 8.8 11 70 18300 165 15 -3.9 14.5 | 208 19 8.9 17.0 12 50 20460 190 1 0.2 1.0 | 255 13 12.9 3.5 13 30 23700 285 5 4.8 -1.3 | 266 18 17.6 1.2 14 20 26240 265 17 16.9 1.5 | 262 30 29.7 4.0 15 10 30610 285 23 22.2 -6.0 | 276 35 35.0 -3.5 Wind Parameters Mean winds (0-6000m): 49.0 at 17.3 knts Storm direction: 79.0 at 13.0 knts Shear (0-3000m) pos: 0.0 neg: 2.7 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 97.3 deg Storm rel helicity (0-3000m) pos: 1.6 neg: -60.8 tot: -59.2 m^2/s^2 ave: -19.7 10^-3 m/s^2 rel: -0.77 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 18.97 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 23 6 288 11| 0.0 8.9 8.9| 0.0 -23.3 -23.3 -46.6 -0.84| 9.5 -8.1 1000 63 10 302 4| 0.0 9.4 9.4| 0.0 -37.5 -37.5 -37.5 -0.85| 11.8-10.0 1500 60 14 347 4| 0.0 7.1 7.1| 0.0 -49.4 -49.4 -32.9 -0.80| 10.8 -8.7 2000 58 15 357 5| 0.0 4.7 4.7| 0.0 -54.3 -54.3 -27.1 -0.80| 8.8 -7.0 2500 57 15 357 6| 0.0 3.2 3.2| 0.0 -58.9 -58.9 -23.6 -0.81| 7.6 -6.1 3000 56 15 354 6| 0.0 2.7 2.7| 1.6 -60.8 -59.2 -19.7 -0.77| 6.7 -5.1 4000 54 15 354 6| 0.0 2.5 2.5| 7.8 -60.8 -53.0 -13.2 -0.63| 5.5 -3.5 5000 51 16 359 8| 0.0 2.4 2.4| 13.4 -60.8 -47.3 -9.5 -0.54| 4.8 -2.6 6000 49 17 2 9| 0.0 2.2 2.2| 14.5 -72.5 -58.0 -9.7 -0.53| 4.5 -2.4 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20250930.11.gif