UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120711.upa.cvt Date: 1100Z 7 DEC 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:1100Z 7 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 1008 52 -0.7 -5.1 72 4.4 -2.3 315 1 271.8 272.3 270.5 278.9 2.59 1 993 171 0.2 -11.8 40 12.0 -3.4 323 3 273.9 274.2 270.1 278.3 1.56 2 986 228 0.8 -11.2 40 12.0 -3.0 327 5 275.1 275.3 270.9 279.7 1.64 3 977 301 0.4 -12.6 37 13.0 -3.5 332 6 275.4 275.6 270.9 279.6 1.48 4 947 550 -0.7 -13.7 37 13.0 -4.5 350 11 276.7 277.0 271.6 280.7 1.40 5 906 901 -2.1 -12.1 46 10.0 -5.1 14 19 278.8 279.1 273.2 283.6 1.67 6 850 1402 -6.7 -10.6 74 3.9 -7.9 50 29 279.1 279.5 273.9 284.8 2.00 7 817 1709 -9.3 -9.5 98 0.2 -9.4 58 27 279.6 279.9 274.6 286.0 2.27 8 799 1882 -8.5 -8.5 100 0.0 -8.5 63 25 282.2 282.6 276.3 289.4 2.52 9 777 2098 -9.7 -9.7 100 0.0 -9.7 68 23 283.2 283.6 276.6 289.9 2.35 10 721 2672 -12.7 -12.7 100 0.0 -12.7 84 19 286.0 286.3 277.6 291.9 1.99 11 707 2821 -14.1 -14.1 100 0.0 -14.1 88 18 286.1 286.4 277.4 291.4 1.81 12 700 2896 -15.1 -16.0 93 0.9 -15.3 90 17 285.8 286.0 276.9 290.4 1.57 13 678 3136 -17.5 -20.7 76 3.2 -18.1 81 16 285.7 285.9 276.1 289.0 1.08 14 637 3602 -19.7 -26.7 54 7.0 -20.9 65 13 288.3 288.5 276.9 290.5 0.68 15 587 4204 -23.5 -27.7 68 4.2 -24.1 43 10 290.7 290.9 278.1 292.9 0.67 16 582 4267 -24.1 -28.3 68 4.2 -24.7 41 9 290.7 290.9 278.0 292.8 0.64 17 562 4521 -25.5 -43.5 17 18.0 -27.1 31 8 292.0 292.0 277.9 292.5 0.14 18 546 4730 -26.7 -31.3 65 4.6 -27.3 24 7 293.0 293.1 278.9 294.7 0.51 19 536 4864 -27.5 -32.0 65 4.5 -28.0 19 6 293.6 293.7 279.2 295.2 0.49 20 500 5360 -31.7 -34.4 77 2.7 -32.0 360 3 294.4 294.5 279.4 295.8 0.41 21 432 6370 -39.9 -40.7 92 0.8 -39.9 360 4 296.5 296.6 280.2 297.4 0.25 22 423 6513 -41.1 -42.3 88 1.2 -41.2 360 4 296.8 296.8 280.3 297.5 0.22 23 400 6890 -42.5 -46.0 68 3.5 -42.7 360 5 299.8 299.8 281.4 300.3 0.15 24 392 7027 -42.9 -46.8 65 3.9 -43.1 351 6 301.0 301.0 282.0 301.5 0.14 25 341 7961 -47.3 -51.4 63 4.1 -47.4 291 14 307.2 307.2 284.4 307.6 0.10 26 300 8800 -53.3 -57.5 60 4.2 -53.4 235 21 310.2 310.2 285.5 310.4 0.05 27 250 9950 -62.7 -65.9 65 3.2 -62.7 225 29 312.9 312.9 286.4 312.9 0.02 28 238 10251 -63.9 -66.3 72 2.4 -63.9 240 19 315.5 315.5 287.3 315.6 0.02 29 218 10789 -62.7 -69.7 38 7.0 -62.8 232 11 325.3 325.4 290.4 325.4 0.01 30 206 11137 -61.3 -68.3 39 7.0 -61.4 228 6 332.9 332.9 292.5 332.9 0.02 31 200 11320 -61.9 -70.9 29 9.0 -62.0 225 3 334.7 334.7 293.0 334.8 0.01 32 176 12110 -61.5 -74.5 16 13.0 -61.6 243 9 347.9 347.9 296.1 347.9 0.01 33 150 13100 -61.1 -77.1 10 16.0 -61.3 265 17 364.8 364.8 299.6 364.8 0.01 34 101 15558 -60.9 -89.9 1 29.0 -61.2 250 23 408.9 408.9 306.4 408.9 0.00 35 100 15620 -60.7 -89.7 1 29.0 -61.0 250 23 410.4 410.4 306.6 410.5 0.00 36 89 16350 -58.5 -88.5 1 30.0 -58.9 252 22 428.8 428.8 308.7 428.8 0.00 37 70 17850 -61.5 -90.5 1 29.0 -61.9 255 19 452.8 452.8 311.1 452.8 0.00 38 53 19564 -64.5 -92.5 1 28.0 -64.8 267 35 483.4 483.4 313.7 483.4 0.00 39 50 19920 -64.3 -92.3 1 28.0 -64.6 270 38 492.0 492.0 314.4 492.0 0.00 40 35 22100 -63.7 -91.7 1 28.0 -64.2 280 44 546.4 546.4 317.9 546.4 0.00 41 30 23040 -65.5 -93.5 1 28.0 -66.0 285 46 566.1 566.1 318.9 566.1 0.00 42 20 25480 -69.3 -96.3 1 27.0 -69.7 280 62 624.0 624.0 321.6 624.1 0.00 43 18 26107 -70.1 -96.1 1 26.0 -70.5 283 64 640.6 640.6 322.3 640.6 0.00 44 12 28518 -69.7 -96.7 1 27.0 -70.4 295 72 720.8 720.8 325.1 720.8 0.00 45 10 29590 -74.7 -99.7 1 25.0 -75.1 300 75 740.7 740.7 325.7 740.7 0.00 46 8.0 30899 -71.1 -97.1 1 26.0 -71.9 295 110 803.7 803.7 327.3 803.8 0.00 47 6.3 32326 -67.3 -94.3 1 27.0 -68.8 876.9 876.9 329.0 876.9 0.01 TRP 238 10251 -63.9 -66.3 72 2.4 -63.9 240 19 315.5 315.5 287.3 315.6 0.02 WND 8.0 30899 -71.1 -97.1 1 26.0 -71.9 295 110 803.7 803.7 327.3 803.8 0.00 Sounding variables and indices 1000-500 mb thick: 5244.51 m Freezing level: Surface below freezing Freezing level: 996.33 mb = 144.92 m = 475.44 ft Freezing level: 966.09 mb = 391.70 m = 1285.08 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 68.81 % Est. max temperature: 6.57 C = 43.83 F Sfc-Lift cond lev (LCL): 940.90 mb = 601.16 m = 1972.30 ft T: -0.90 C 700-500 lapse rate: 6.74 C/km ThetaE index: 2.87 C Layer 707.0- 637.0 mb Conv cond level (CCL): 691.66 mb = 2986.18 m = 9797.07 ft Mean mixing ratio: 1.59 g/kg Conv temperature: 13.25 C = 55.84 F Cap Strength: 11.53 C Lifted Index: 11.76 C Risk: None Lifted Index @300 mb: 21.01 C Lifted Index @700 mb: 7.09 C Showalter Index: 8.45 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 21.10 C K Index: 13.50 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 2.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.66 J/kg Max Up Vert Vel: 6.27 m/s Conv Inhibition (B-): 68291.41 J/kg Cap Strength: 11.69 C Lift Cond Lev (LCL): 798.50 mb = 1886.67 m = 6189.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 93 at 10 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 1008 52 315 1 0.7 -0.7 | 277 11 10.8 -1.3 1 850 1402 50 29 -22.2 -18.6 | 32 23 -12.1 -19.2 2 700 2896 90 17 -17.0 0.0 | 85 7 -6.9 -0.6 3 500 5360 360 3 -0.0 -3.0 | 289 11 10.1 -3.6 4 400 6890 360 5 -0.0 -5.0 | 299 12 10.1 -5.6 5 300 8800 235 21 17.2 12.0 | 247 30 27.3 11.5 6 250 9950 225 29 20.5 20.5 | 237 37 30.6 19.9 7 238 10251 240 19 16.5 9.5 | 251 28 26.5 8.9 8 200 11320 225 3 2.1 2.1 | 263 12 12.2 1.6 9 150 13100 265 17 16.9 1.5 | 268 27 27.0 0.9 10 100 15620 250 23 21.6 7.9 | 257 33 31.7 7.3 11 70 17850 255 19 18.4 4.9 | 261 29 28.4 4.4 12 50 19920 270 38 38.0 -0.0 | 271 48 48.1 -0.6 13 30 23040 285 46 44.4 -11.9 | 283 56 54.5 -12.5 14 20 25480 280 62 61.1 -10.8 | 279 72 71.1 -11.3 15 10 29590 300 75 65.0 -37.5 | 297 84 75.0 -38.1 Wind Parameters Mean winds (0-6000m): 63.2 at 13.5 knts Storm direction: 93.2 at 10.1 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 153.3 deg Storm rel helicity (0-3000m) pos: 226.1 neg: -2.6 tot: 223.6 m^2/s^2 ave: 74.5 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 8.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.84 Bulk Shear: 10.68 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 90 5 277 5| 10.9 0.0 10.9| 35.2 0.0 35.2 70.5 0.83| 11.5 9.6 1000 56 11 352 7| 11.0 0.0 11.0|105.1 0.0 105.1 105.1 0.91| 13.2 12.1 1500 49 16 11 12| 9.6 0.0 9.6|186.2 0.0 186.2 124.1 0.93| 14.0 13.0 2000 53 19 22 13| 6.2 0.0 6.2|208.1 0.0 208.1 104.0 0.88| 12.4 10.9 2500 56 19 28 13| 4.2 0.0 4.2|221.2 0.0 221.2 88.5 0.85| 11.2 9.5 3000 60 19 32 12| 2.9 0.0 2.9|226.1 -2.6 223.6 74.5 0.78| 10.3 8.1 4000 62 18 32 10| 2.2 1.3 3.4|226.1 -19.5 206.6 51.7 0.53| 9.0 4.8 5000 63 16 27 8| 1.7 1.6 3.3|226.1 -37.0 189.2 37.8 0.39| 8.0 3.1 6000 63 13 16 7| 1.4 1.4 2.8|228.4 -42.2 186.2 31.0 0.36| 6.9 2.5 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251207.11.gif