UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122611.upa.cvt Date: 1100Z 26 DEC 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:1100Z 26 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 1022 52 -6.5 -13.5 58 7.0 -8.2 55 17 265.0 265.2 263.6 268.6 1.32 1 1001 214 -6.5 -16.5 45 10.0 -8.8 41 17 266.6 266.7 264.3 269.5 1.05 2 990 300 -7.3 -17.3 45 10.0 -9.5 33 17 266.6 266.8 264.2 269.4 0.99 3 964 507 -9.1 -18.1 48 9.0 -11.0 15 17 266.8 267.0 264.3 269.5 0.95 4 956 572 -7.3 -19.3 38 12.0 -9.9 10 17 269.3 269.4 265.8 271.8 0.87 5 929 795 -6.5 -26.5 19 20.0 -10.2 350 17 272.3 272.4 267.2 273.7 0.47 6 917 897 -7.1 -28.1 17 21.0 -10.8 341 17 272.7 272.8 267.3 274.0 0.41 7 850 1484 -10.9 -31.9 16 21.0 -14.0 290 17 274.7 274.8 268.4 275.7 0.31 8 784 2101 -14.1 -35.1 15 21.0 -16.9 275 19 277.7 277.8 270.2 278.5 0.25 9 768 2257 -15.1 -36.1 15 21.0 -17.7 272 19 278.3 278.3 270.5 279.0 0.23 10 760 2337 -13.5 -40.5 8 27.0 -16.7 270 19 280.9 280.9 271.9 281.3 0.15 11 730 2642 -14.3 -41.3 8 27.0 -17.4 263 20 283.2 283.3 273.3 283.7 0.14 12 700 2959 -16.7 -41.7 10 25.0 -19.4 255 21 284.0 284.0 273.7 284.5 0.14 13 658 3420 -19.3 -45.3 8 26.0 -21.7 251 28 286.1 286.1 274.8 286.5 0.10 14 642 3603 -19.7 -47.7 6 28.0 -22.1 250 31 287.7 287.7 275.6 288.0 0.08 15 618 3884 -20.3 -50.3 5 30.0 -22.8 248 35 290.2 290.2 276.9 290.4 0.06 16 605 4041 -20.7 -29.7 44 9.0 -22.1 246 37 291.5 291.6 278.2 293.2 0.54 17 592 4201 -21.3 -28.3 53 7.0 -22.4 245 39 292.6 292.7 278.9 294.6 0.63 18 550 4741 -23.1 -27.3 68 4.2 -23.8 241 48 296.7 296.8 280.9 299.1 0.74 19 506 5345 -27.9 -33.9 56 6.0 -28.6 236 57 298.0 298.1 281.1 299.4 0.43 20 500 5430 -28.3 -34.3 56 6.0 -29.0 235 58 298.5 298.6 281.3 299.9 0.42 21 462 5993 -32.3 -35.5 73 3.2 -32.6 239 62 300.4 300.4 282.1 301.7 0.40 22 400 7000 -37.7 -40.4 76 2.7 -37.9 245 68 306.0 306.0 284.2 307.0 0.28 23 356 7796 -41.7 -43.7 81 2.0 -41.8 247 86 311.0 311.0 285.9 311.8 0.22 24 300 8930 -51.3 -54.5 69 3.2 -51.4 250 112 313.0 313.1 286.5 313.3 0.08 25 250 10100 -59.9 -63.2 65 3.3 -59.9 250 139 317.0 317.0 287.8 317.1 0.03 26 223 10803 -65.7 -69.0 63 3.3 -65.7 254 146 318.6 318.6 288.3 318.7 0.02 27 220 10885 -66.2 -69.5 63 3.3 -66.2 255 147 319.1 319.1 288.5 319.2 0.01 28 211 11137 -67.7 -71.2 61 3.5 -67.7 260 143 320.6 320.6 288.9 320.6 0.01 29 200 11460 -66.7 -70.8 56 4.1 -66.7 265 120 327.1 327.1 290.9 327.2 0.01 30 179 12128 -67.1 -74.1 36 7.0 -67.1 253 103 337.0 337.0 293.6 337.1 0.01 31 168 12513 -63.1 -74.1 21 11.0 -63.2 247 93 349.9 349.9 296.6 349.9 0.01 32 150 13210 -61.9 -79.9 7 18.0 -62.0 235 75 363.4 363.4 299.4 363.5 0.00 33 120 14582 -64.5 -84.5 5 20.0 -64.6 232 72 382.6 382.6 302.6 382.6 0.00 34 101 15639 -63.3 -91.3 1 28.0 -63.5 230 69 404.3 404.3 305.7 404.3 0.00 35 100 15700 -63.5 -91.5 1 28.0 -63.7 230 69 405.0 405.0 305.9 405.0 0.00 TRP 211 11137 -67.7 -71.2 61 3.5 -67.7 260 143 320.6 320.6 288.9 320.6 0.01 WND 220 10885 -66.2 -69.5 63 3.3 -66.2 255 147 319.1 319.1 288.5 319.2 0.01 Sounding variables and indices 1000-500 mb thick: 5207.97 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 28.96 % Est. max temperature: 2.62 C = 36.71 F Sfc-Lift cond lev (LCL): 914.12 mb = 921.12 m = 3022.00 ft T: -7.26 C 700-500 lapse rate: 4.69 C/km ThetaE index: 0.11 C Layer 990.0- 964.0 mb Conv cond level (CCL): 525.16 mb = 5075.49 m = 16651.67 ft Mean mixing ratio: 0.89 g/kg Conv temperature: 26.13 C = 79.04 F Cap Strength: 22.65 C Lifted Index: 23.01 C Risk: None Lifted Index @300 mb: 30.01 C Lifted Index @700 mb: 13.22 C Showalter Index: 19.02 C Risk: None Total Totals Index: 13.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: -3.60 C K Index: -39.50 Risk: None Sweat Index: 92.00 Risk: None Energy Index: 5.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.82 J/kg Max Up Vert Vel: 7.85 m/s Conv Inhibition (B-): 19687.17 J/kg Cap Strength: 22.64 C Lift Cond Lev (LCL): 806.75 mb = 1882.70 m = 6176.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 24 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 52 55 17 -13.9 -9.8 | 80 38 -37.3 -6.4 1 850 1484 290 17 16.0 -5.8 | 71 8 -7.4 -2.5 2 700 2959 255 21 20.3 5.4 | 161 9 -3.1 8.8 3 500 5430 235 58 47.5 33.3 | 213 44 24.2 36.6 4 400 7000 245 68 61.6 28.7 | 230 50 38.3 32.1 5 300 8930 250 112 105.2 38.3 | 243 92 81.9 41.6 6 250 10100 250 139 130.6 47.5 | 245 119 107.3 50.9 7 220 10885 255 147 142.0 38.0 | 251 126 118.7 41.4 8 211 11137 260 143 140.8 24.8 | 257 121 117.5 28.2 9 200 11460 265 120 119.5 10.5 | 262 97 96.2 13.8 10 150 13210 235 75 61.4 43.0 | 219 60 38.1 46.4 11 100 15700 230 69 52.9 44.4 | 212 56 29.5 47.7 Wind Parameters Mean winds (0-6000m): 248.1 at 31.4 knts Storm direction: 278.1 at 23.6 knts Shear (0-3000m) pos: 0.0 neg: 6.7 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 89.0 deg Storm rel helicity (0-3000m) pos: 27.1 neg: -124.5 tot: -97.4 m^2/s^2 ave: -32.5 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 8.7 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 303.64 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 86 17 93 40| 0.0 13.0 13.0| 0.0 -91.4 -91.4 -182.8 -0.78| 13.3-10.3 1000 34 17 72 34| 0.0 12.1 12.1| 0.0-124.3-124.3 -124.3 -0.58| 13.3 -7.7 1500 348 17 56 24| 0.0 10.5 10.5| 9.5-124.5-115.0 -76.7 -0.30| 12.9 -3.9 2000 321 17 51 16| 0.0 8.5 8.5| 14.4-124.5-110.2 -55.1 -0.20| 10.7 -2.1 2500 303 18 54 11| 0.0 7.3 7.3| 19.8-124.5-104.7 -41.9 -0.10| 9.4 -0.9 3000 290 18 66 7| 0.0 6.7 6.7| 27.1-124.5 -97.4 -32.5 -0.02| 8.7 -0.2 4000 271 21 143 4| 0.0 7.0 7.0| 60.0-124.5 -64.5 -16.1 0.12| 8.5 1.1 5000 256 26 191 10| 0.0 7.1 7.1| 71.4-125.1 -53.7 -10.7 0.12| 8.5 1.0 6000 248 31 201 16| 0.4 6.5 6.9|132.2-129.2 3.0 0.5 0.15| 8.1 1.2 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251226.11.gif