UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122911.upa.cvt Date: 1100Z 29 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 29 DEC 25 Station: BGEM WMO ident: 4220 Latitude: 68.70 Longitude: -52.85 Elevation: 41.00 ------------------------------------------------------------------------------- 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 41 1.6 0.4 92 1.2 1.1 140 1 273.4 274.0 273.3 283.8 3.86 1 1013 81 2.6 -0.9 78 3.5 1.2 142 1 274.7 275.3 273.6 284.4 3.53 2 986 299 2.2 0.0 85 2.2 1.3 153 3 276.5 277.1 275.1 287.1 3.87 3 915 898 -2.5 -3.5 93 1.0 -2.9 184 9 277.6 278.2 274.9 286.5 3.22 4 895 1073 -3.5 -4.6 92 1.1 -3.9 194 11 278.3 278.9 275.0 286.8 3.03 5 850 1480 -5.3 -6.1 94 0.8 -5.6 215 15 280.6 281.1 275.9 288.6 2.85 6 823 1733 -6.1 -6.8 95 0.7 -6.4 214 18 282.4 282.8 276.8 290.3 2.79 7 785 2102 -7.9 -9.0 92 1.1 -8.3 213 22 284.3 284.7 277.3 291.4 2.46 8 700 2986 -11.9 -13.5 88 1.6 -12.3 210 31 289.3 289.6 279.1 295.1 1.93 9 646 3595 -16.1 -18.1 85 2.0 -16.6 211 36 291.3 291.5 279.4 295.6 1.42 10 596 4197 -19.9 -21.7 86 1.8 -20.3 212 41 293.6 293.9 280.1 297.2 1.13 11 500 5480 -27.1 -29.8 78 2.7 -27.5 215 52 300.0 300.1 282.2 302.1 0.65 12 458 6106 -30.9 -33.5 78 2.6 -31.2 209 58 302.9 303.0 283.2 304.5 0.49 13 400 7050 -37.9 -41.5 69 3.6 -38.2 200 68 305.7 305.8 284.0 306.6 0.25 14 300 8960 -55.1 -59.7 57 4.6 -55.2 200 81 307.7 307.7 284.5 307.8 0.04 15 285 9286 -57.9 -62.4 56 4.5 -58.0 200 87 308.2 308.2 284.7 308.3 0.03 16 275 9510 -59.9 -64.3 56 4.4 -60.0 201 87 308.5 308.5 284.8 308.6 0.02 17 250 10100 -63.7 -67.6 59 3.9 -63.7 205 87 311.4 311.4 285.8 311.4 0.02 18 223 10794 -68.5 -72.0 61 3.5 -68.5 209 77 314.3 314.3 286.9 314.4 0.01 19 219 10902 -69.1 -72.6 60 3.5 -69.1 210 75 315.0 315.0 287.1 315.1 0.01 20 210 11155 -66.5 -70.5 57 4.0 -66.5 210 72 322.9 322.9 289.6 323.0 0.01 21 200 11450 -67.1 -71.9 51 4.8 -67.1 210 69 326.5 326.5 290.7 326.5 0.01 22 173 12327 -66.7 -72.7 42 6.0 -66.7 213 60 341.0 341.0 294.6 341.0 0.01 23 159 12842 -63.3 -70.3 38 7.0 -63.4 214 55 355.1 355.1 297.7 355.1 0.02 24 150 13200 -63.9 -70.9 38 7.0 -64.0 215 52 360.0 360.0 298.7 360.1 0.02 25 132 13985 -62.9 -72.9 25 10.0 -63.0 220 51 375.2 375.2 301.5 375.3 0.02 26 111 15041 -67.1 -84.1 7 17.0 -67.2 226 51 386.4 386.4 303.2 386.4 0.00 27 101 15610 -67.3 -91.3 2 24.0 -67.4 230 50 396.6 396.6 304.8 396.6 0.00 28 100 15670 -67.5 -91.5 2 24.0 -67.6 230 50 397.3 397.3 304.8 397.3 0.00 29 99 15730 -67.3 -92.3 2 25.0 -67.4 230 50 398.8 398.8 305.0 398.8 0.00 30 70 17800 -70.9 -94.9 2 24.0 -71.0 225 46 432.7 432.7 309.1 432.7 0.00 31 63 18423 -71.3 -95.3 2 24.0 -71.4 227 45 445.1 445.1 310.4 445.1 0.00 32 50 19770 -77.1 -100.1 1 23.0 -77.1 230 44 461.8 461.8 312.0 461.8 0.00 33 42 20762 -80.1 -102.1 1 22.0 -80.1 239 47 478.0 478.0 313.3 478.0 0.00 34 30 22660 -80.7 -101.7 2 21.0 -80.8 255 52 524.6 524.6 316.6 524.6 0.00 35 25 23679 -84.1 -104.1 2 20.0 -84.1 255 49 543.0 543.0 317.7 543.0 0.00 36 20 24920 -82.5 -102.5 2 20.0 -82.5 255 46 583.6 583.6 319.8 583.6 0.00 37 10 28800 -76.7 -97.7 2 21.0 -77.0 265 13 733.2 733.3 325.4 733.3 0.00 38 5.4 32396 -71.1 -93.1 2 22.0 -72.2 899.5 899.5 329.4 899.6 0.01 TRP 219 10902 -69.1 -72.6 60 3.5 -69.1 210 75 315.0 315.0 287.1 315.1 0.01 WND 285 9286 -57.9 -62.4 56 4.5 -58.0 200 87 308.2 308.2 284.7 308.3 0.03 Sounding variables and indices 1000-500 mb thick: 5294.77 m Freezing level: 952.77 mb = 579.51 m = 1901.26 ft Wetbulb zero: 964.66 mb = 474.53 m = 1556.84 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 87.18 % Est. max temperature: 7.96 C = 46.33 F Sfc-Lift cond lev (LCL): 999.07 mb = 192.72 m = 632.29 ft T: 2.40 C 700-500 lapse rate: 6.09 C/km ThetaE index: 0.52 C Layer 915.0- 895.0 mb Conv cond level (CCL): 924.01 mb = 819.45 m = 2688.44 ft Mean mixing ratio: 3.60 g/kg Conv temperature: 5.74 C = 42.33 F Cap Strength: 7.97 C Lifted Index: 11.85 C Risk: None Lifted Index @300 mb: 15.13 C Lifted Index @700 mb: 6.13 C Showalter Index: 10.15 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 21.00 C K Index: 14.10 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 2.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.55 J/kg Max Up Vert Vel: 4.59 m/s Conv Inhibition (B-): 59210.25 J/kg Cap Strength: 11.53 C Lift Cond Lev (LCL): 937.69 mb = 701.76 m = 2302.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 243 at 23 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 41 140 1 -0.6 0.8 | 65 23 -20.9 -9.8 1 850 1480 215 15 8.6 12.3 | 99 12 -11.7 1.8 2 700 2986 210 31 15.5 26.8 | 164 17 -4.8 16.3 3 500 5480 215 52 29.8 42.6 | 197 33 9.5 32.1 4 400 7050 200 68 23.3 63.9 | 183 53 3.0 53.4 5 300 8960 200 81 27.7 76.1 | 186 66 7.4 65.6 6 285 9286 200 87 29.8 81.8 | 188 72 9.5 71.2 7 250 10100 205 87 36.8 78.8 | 194 70 16.5 68.3 8 219 10902 210 75 37.5 65.0 | 198 57 17.2 54.4 9 200 11450 210 69 34.5 59.8 | 196 51 14.2 49.2 10 150 13200 215 52 29.8 42.6 | 197 33 9.5 32.1 11 100 15670 230 50 38.3 32.1 | 220 28 18.0 21.6 12 70 17800 225 46 32.5 32.5 | 209 25 12.2 22.0 13 50 19770 230 44 33.7 28.3 | 217 22 13.4 17.8 14 30 22660 255 52 50.2 13.5 | 264 30 29.9 2.9 15 20 24920 255 46 44.4 11.9 | 267 24 24.1 1.4 16 10 28800 265 13 13.0 1.1 | 38 12 -7.4 -9.4 Wind Parameters Mean winds (0-6000m): 212.6 at 30.5 knts Storm direction: 242.6 at 22.9 knts Shear (0-3000m) pos: 2.6 neg: 2.7 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 111.9 neg: 0.0 tot: 111.9 m^2/s^2 ave: 37.3 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 105.72 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 ------------------------------------------------------------------------------- 500 253 3 61 20| 5.1 0.0 5.1| 30.2 0.0 30.2 60.4 0.97| 5.3 5.1 1000 218 6 70 18| 5.2 0.0 5.2| 54.3 0.0 54.3 54.3 0.83| 5.8 4.8 1500 212 8 78 16| 5.3 0.0 5.3| 65.8 0.0 65.8 43.9 0.67| 6.3 4.2 2000 213 11 84 15| 4.0 1.4 5.3| 81.4 0.0 81.4 40.7 0.74| 6.1 4.5 2500 212 13 93 13| 3.2 2.2 5.4| 96.9 0.0 96.9 38.8 0.77| 6.0 4.6 3000 212 16 105 12| 2.6 2.7 5.4|111.9 0.0 111.9 37.3 0.76| 5.9 4.5 4000 211 21 127 12| 3.1 2.0 5.1|143.9 0.0 143.9 36.0 0.75| 5.5 4.1 5000 212 26 150 13| 3.3 1.6 5.0|178.9 0.0 178.9 35.8 0.72| 5.3 3.8 6000 213 30 166 16| 3.2 1.9 5.0|194.0 -28.8 165.2 27.5 0.57| 5.4 3.1 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251229.11.gif