UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121023.upa.cvt Date: 2300Z 10 DEC 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:2300Z 10 DEC 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 990 52 -0.3 -6.3 64 6.0 -2.4 70 3 273.6 274.0 271.3 280.3 2.41 1 960 297 -1.9 -8.9 59 7.0 -4.1 67 8 274.4 274.8 271.2 280.1 2.03 2 924 601 -2.9 -11.9 50 9.0 -5.6 63 15 276.4 276.7 271.8 281.2 1.66 3 919 644 -3.5 -12.5 50 9.0 -6.1 63 16 276.2 276.5 271.6 280.8 1.59 4 890 896 -5.7 -13.7 53 8.0 -7.9 60 21 276.5 276.8 271.6 280.8 1.49 5 850 1254 -9.1 -15.1 62 6.0 -10.6 55 29 276.6 276.8 271.5 280.6 1.39 6 823 1503 -11.5 -15.9 70 4.4 -12.6 58 33 276.6 276.9 271.4 280.5 1.34 7 761 2099 -15.7 -21.7 60 6.0 -16.9 66 42 278.4 278.5 271.7 281.0 0.88 8 757 2139 -16.1 -22.1 60 6.0 -17.2 67 43 278.4 278.5 271.6 280.9 0.86 9 745 2259 -15.1 -24.1 46 9.0 -16.7 69 45 280.7 280.8 272.8 282.9 0.73 10 740 2310 -15.3 -21.3 60 6.0 -16.5 69 45 281.0 281.2 273.3 283.9 0.94 11 716 2559 -17.1 -21.6 68 4.5 -18.0 73 49 281.7 281.9 273.8 284.6 0.95 12 700 2728 -17.7 -22.7 65 5.0 -18.6 75 52 282.9 283.0 274.3 285.5 0.88 13 671 3044 -19.7 -25.7 59 6.0 -20.7 76 49 284.1 284.2 274.7 286.2 0.70 14 658 3189 -20.5 -23.2 79 2.7 -21.0 76 47 284.8 284.9 275.3 287.5 0.90 15 651 3269 -19.1 -20.5 89 1.4 -19.4 76 46 287.2 287.4 277.0 290.7 1.15 16 622 3607 -21.5 -23.2 86 1.7 -21.8 77 43 288.3 288.4 277.2 291.2 0.95 17 602 3847 -23.5 -24.6 91 1.1 -23.7 77 40 288.6 288.8 277.3 291.3 0.86 18 586 4044 -24.3 -24.7 96 0.4 -24.4 78 38 289.9 290.1 278.0 292.7 0.88 19 573 4208 -25.1 -25.6 96 0.5 -25.2 78 36 290.9 291.0 278.4 293.5 0.83 20 523 4868 -27.9 -29.0 90 1.1 -28.0 79 29 295.2 295.3 280.1 297.3 0.66 21 500 5190 -30.7 -32.1 87 1.4 -30.9 80 25 295.6 295.7 280.1 297.3 0.52 22 400 6740 -41.7 -44.1 77 2.4 -41.8 85 25 300.8 300.8 282.0 301.5 0.19 23 300 8620 -55.7 -58.5 71 2.8 -55.8 90 50 306.8 306.8 284.2 307.0 0.05 24 266 9375 -61.9 -64.3 73 2.4 -61.9 95 54 308.5 308.5 284.8 308.6 0.03 25 257 9589 -61.5 -63.4 78 1.9 -61.5 101 52 312.2 312.2 286.1 312.3 0.03 26 250 9760 -61.3 -65.5 57 4.2 -61.3 105 50 314.9 314.9 287.1 315.0 0.02 27 241 9989 -58.1 -66.1 35 8.0 -58.2 111 46 323.1 323.1 289.7 323.1 0.02 28 224 10455 -53.9 -66.9 19 13.0 -54.1 122 39 336.3 336.3 293.4 336.4 0.02 29 212 10808 -55.1 -70.1 14 15.0 -55.4 131 33 339.8 339.8 294.3 339.9 0.01 30 200 11180 -55.3 -70.3 14 15.0 -55.5 140 27 345.2 345.2 295.6 345.3 0.01 31 183 11744 -58.1 -74.1 11 16.0 -58.3 146 34 349.5 349.5 296.5 349.6 0.01 32 150 13010 -54.5 -76.5 5 22.0 -54.9 160 50 376.2 376.2 301.6 376.2 0.01 33 145 13227 -53.5 -77.5 4 24.0 -53.9 160 49 381.6 381.6 302.5 381.6 0.01 34 106 15213 -59.1 -89.1 1 30.0 -59.4 164 37 406.7 406.7 306.1 406.7 0.00 35 101 15517 -56.5 -87.5 1 31.0 -56.9 165 35 417.4 417.4 307.4 417.4 0.00 36 100 15580 -56.5 -87.5 1 31.0 -56.9 165 35 418.6 418.6 307.6 418.6 0.00 37 97 15774 -54.9 -85.9 1 31.0 -55.5 167 35 425.3 425.3 308.3 425.4 0.00 38 79 17080 -57.7 -87.7 1 30.0 -58.2 178 37 445.3 445.3 310.4 445.3 0.00 39 76 17326 -55.5 -86.5 1 31.0 -56.2 180 37 454.8 454.8 311.3 454.8 0.00 40 70 17850 -56.5 -87.5 1 31.0 -57.1 185 38 463.5 463.5 312.1 463.5 0.00 41 60 18822 -57.1 -87.1 1 30.0 -57.8 192 41 483.1 483.1 313.7 483.1 0.00 42 50 19960 -61.3 -90.3 1 29.0 -61.8 200 44 499.0 499.0 314.9 499.0 0.00 43 43 20893 -64.1 -92.1 1 28.0 -64.5 209 41 514.1 514.1 315.9 514.1 0.00 44 37 21824 -60.5 -89.5 1 29.0 -61.2 218 38 546.0 546.0 317.9 546.0 0.00 45 30 23120 -64.7 -92.7 1 28.0 -65.2 230 33 568.3 568.3 319.0 568.3 0.00 46 20 25590 -66.5 -94.5 1 28.0 -67.1 235 58 632.6 632.6 322.0 632.6 0.00 47 16 26943 -65.7 -93.7 1 28.0 -66.5 676.9 676.9 323.7 676.9 0.00 TRP 266 9375 -61.9 -64.3 73 2.4 -61.9 95 54 308.5 308.5 284.8 308.6 0.03 WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 72.83 % Est. max temperature: 2.68 C = 36.83 F Sfc-Lift cond lev (LCL): 901.19 mb = 797.56 m = 2616.62 ft T: -4.84 C 700-500 lapse rate: 5.28 C/km ThetaE index: 0.38 C Layer 919.0- 890.0 mb Conv cond level (CCL): 812.71 mb = 1598.57 m = 5244.58 ft Mean mixing ratio: 1.85 g/kg Conv temperature: 2.98 C = 37.36 F Cap Strength: 12.74 C Lifted Index: 12.76 C Risk: None Lifted Index @300 mb: 18.64 C Lifted Index @700 mb: 4.55 C Showalter Index: 12.76 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 15.60 C K Index: 1.50 Risk: None Sweat Index: 83.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.64 J/kg Max Up Vert Vel: 4.82 m/s Conv Inhibition (B-): 51626.77 J/kg Cap Strength: 12.78 C Lift Cond Lev (LCL): 832.06 mb = 1418.45 m = 4653.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 103 at 25 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 ---------------------------------------------------------- 0 990 52 70 3 -2.8 -1.0 | 287 22 21.1 -6.4 1 850 1254 55 29 -23.8 -16.6 | 360 22 0.2 -22.0 2 700 2728 75 52 -50.2 -13.5 | 54 32 -26.3 -18.8 3 500 5190 80 25 -24.6 -4.3 | 4 10 -0.7 -9.7 4 400 6740 85 25 -24.9 -2.2 | 7 8 -1.0 -7.6 5 300 8620 90 50 -50.0 0.0 | 78 27 -26.1 -5.4 6 266 9375 95 54 -53.8 4.7 | 89 30 -29.9 -0.7 7 250 9760 105 50 -48.3 12.9 | 107 26 -24.4 7.6 8 200 11180 140 27 -17.4 20.7 | 203 17 6.6 15.3 9 150 13010 160 50 -17.1 47.0 | 189 42 6.8 41.6 10 100 15580 165 35 -9.1 33.8 | 208 32 14.9 28.4 11 70 17850 185 38 3.3 37.9 | 220 42 27.2 32.5 12 50 19960 200 44 15.0 41.3 | 227 53 39.0 36.0 13 30 23120 230 33 25.3 21.2 | 252 52 49.2 15.8 14 20 25590 235 58 47.5 33.3 | 249 77 71.4 27.9 Wind Parameters Mean winds (0-6000m): 72.7 at 32.7 knts Storm direction: 102.7 at 24.5 knts Shear (0-3000m) pos: 4.5 neg: 3.7 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 126.0 deg Storm rel helicity (0-3000m) pos: 279.8 neg: -5.8 tot: 274.0 m^2/s^2 ave: 91.3 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 8.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 87.09 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 50 8 300 21| 0.0 11.2 11.2| 43.6 0.0 43.6 87.1 0.82| 11.2 9.2 1000 56 14 316 18| 0.0 11.2 11.2| 89.7 0.0 89.7 89.7 0.88| 11.3 10.0 1500 57 19 333 18| 3.1 7.4 10.5|137.1 0.0 137.1 91.4 0.87| 10.8 9.5 2000 59 24 348 18| 4.5 5.6 10.1|192.0 0.0 192.0 96.0 0.89| 10.4 9.3 2500 63 28 4 18| 5.4 4.5 9.9|255.4 0.0 255.4 102.2 0.89| 10.3 9.2 3000 67 32 16 19| 4.5 3.7 8.2|279.8 -5.8 274.0 91.3 0.82| 9.7 8.0 4000 70 35 26 19| 2.1 2.8 4.9|279.8 -28.5 251.3 62.8 0.63| 8.7 5.5 5000 71 34 28 18| 1.0 2.2 3.3|279.8 -54.5 225.3 45.1 0.45| 8.1 3.7 6000 73 33 26 17| 0.9 1.9 2.8|280.4 -58.1 222.3 37.0 0.42| 7.0 3.0 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251210.23.gif