UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043011.upa.cvt Date: 1100Z 30 APR 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 30 APR 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 991 41 -2.1 -6.1 74 4.0 -3.4 260 1 271.8 272.2 270.2 278.4 2.44 1 959 301 -4.1 -7.0 80 2.9 -5.1 247 4 272.3 272.7 270.4 278.8 2.35 2 915 671 -5.9 -16.9 41 11.0 -8.6 229 7 274.1 274.3 269.5 277.3 1.11 3 889 897 -8.1 -17.1 48 9.0 -10.2 218 9 274.1 274.3 269.5 277.4 1.12 4 874 1029 -9.3 -17.3 52 8.0 -11.2 211 11 274.2 274.4 269.6 277.4 1.12 5 856 1190 -11.1 -15.4 71 4.3 -12.1 203 12 274.0 274.2 269.8 277.8 1.35 6 850 1244 -10.5 -11.8 90 1.3 -10.9 200 13 275.1 275.5 271.3 280.3 1.82 7 842 1317 -9.3 -9.7 97 0.4 -9.4 198 14 277.2 277.5 273.1 283.3 2.17 8 760 2102 -14.3 -15.7 89 1.4 -14.6 180 23 280.0 280.2 273.6 284.3 1.48 9 700 2724 -15.3 -16.6 90 1.3 -15.6 165 31 285.5 285.8 276.6 290.0 1.49 10 679 2954 -15.5 -16.6 91 1.1 -15.8 165 32 287.8 288.1 277.9 292.4 1.54 11 623 3598 -18.9 -20.3 89 1.4 -19.2 163 36 291.1 291.3 279.0 294.9 1.22 12 600 3877 -20.3 -21.9 87 1.6 -20.6 163 38 292.6 292.8 279.6 296.1 1.10 13 574 4203 -22.5 -24.2 86 1.7 -22.8 162 40 293.8 293.9 279.9 296.7 0.94 14 500 5200 -30.1 -32.8 77 2.7 -30.4 160 46 296.3 296.4 280.4 297.9 0.48 15 480 5490 -31.9 -34.5 78 2.6 -32.1 163 47 297.6 297.7 280.9 299.0 0.43 16 409 6599 -41.7 -43.9 79 2.2 -41.8 174 50 298.9 298.9 281.1 299.5 0.19 17 400 6750 -42.9 -54.9 26 12.0 -43.3 175 50 299.2 299.2 281.1 299.4 0.06 18 378 7129 -44.5 -57.5 22 13.0 -44.9 170 60 302.0 302.1 282.3 302.2 0.04 19 304 8564 -50.5 -67.5 12 17.0 -50.8 185 48 313.0 313.0 286.4 313.0 0.01 20 300 8650 -50.1 -69.1 9 19.0 -50.4 185 48 314.7 314.7 287.0 314.8 0.01 21 250 9850 -47.3 -80.3 1 33.0 -47.9 195 38 335.7 335.7 293.3 335.8 0.00 22 238 10175 -46.3 -80.3 1 34.0 -46.9 195 38 342.0 342.0 294.8 342.0 0.00 23 217 10788 -46.1 -80.1 1 34.0 -46.8 195 37 351.5 351.5 297.0 351.5 0.00 24 200 11330 -45.9 -79.9 1 34.0 -46.7 195 36 360.1 360.1 298.7 360.1 0.00 TRP 304 8564 -50.5 -67.5 12 17.0 -50.8 185 48 313.0 313.0 286.4 313.0 0.01 WND 378 7129 -44.5 -57.5 22 13.0 -44.9 170 60 302.0 302.1 282.3 302.2 0.04 Sounding variables and indices 1000-500 mb thick: 5159.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 81.92 % Est. max temperature: 3.32 C = 37.97 F Sfc-Lift cond lev (LCL): 930.62 mb = 538.09 m = 1765.38 ft T: -5.25 C 700-500 lapse rate: 5.98 C/km ThetaE index: 1.44 C Layer 915.0- 889.0 mb Conv cond level (CCL): 778.10 mb = 1921.31 m = 6303.44 ft Mean mixing ratio: 1.78 g/kg Conv temperature: 5.47 C = 41.84 F Cap Strength: 14.16 C Lifted Index: 15.35 C Risk: None Lifted Index @300 mb: 25.99 C Lifted Index @700 mb: 8.82 C Showalter Index: 13.59 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 18.30 C K Index: 6.50 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 3.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.87 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 8562.97 J/kg Cap Strength: 15.26 C Lift Cond Lev (LCL): 855.58 mb = 1193.60 m = 3915.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 197 at 22 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 ---------------------------------------------------------- 0 991 41 260 1 1.0 0.2 | 14 22 -5.3 -21.2 1 850 1244 200 13 4.4 12.2 | 12 9 -1.9 -9.1 2 700 2724 165 31 -8.0 29.9 | 121 17 -14.4 8.6 3 500 5200 160 46 -15.7 43.2 | 135 31 -22.1 21.9 4 400 6750 175 50 -4.4 49.8 | 159 30 -10.7 28.5 5 378 7129 170 60 -10.4 59.1 | 156 41 -16.8 37.8 6 304 8564 185 48 4.2 47.8 | 175 27 -2.1 26.5 7 300 8650 185 48 4.2 47.8 | 175 27 -2.1 26.5 8 250 9850 195 38 9.8 36.7 | 193 16 3.5 15.4 9 200 11330 195 36 9.3 34.8 | 193 14 3.0 13.4 Wind Parameters Mean winds (0-6000m): 166.5 at 29.7 knts Storm direction: 196.5 at 22.3 knts Shear (0-3000m) pos: 0.0 neg: 5.7 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 110.1 deg Storm rel helicity (0-3000m) pos: 27.5 neg: -21.4 tot: 6.2 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 92.96 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 ------------------------------------------------------------------------------- 500 176 3 20 19| 0.0 5.2 5.2| 0.0 -18.3 -18.3 -36.6 -0.65| 5.4 -3.5 1000 203 6 14 16| 0.0 5.3 5.3| 1.4 -21.4 -20.0 -20.0 -0.32| 5.9 -1.9 1500 201 8 14 14| 0.0 5.6 5.6| 8.8 -21.4 -12.6 -8.4 -0.02| 6.3 -0.1 2000 194 11 19 11| 0.0 5.8 5.8| 16.9 -21.4 -4.4 -2.2 0.23| 6.6 1.5 2500 185 14 36 9| 0.0 5.9 5.9| 22.7 -21.4 1.3 0.5 0.25| 7.0 1.8 3000 178 17 58 8| 0.0 5.7 5.7| 27.5 -21.4 6.2 2.1 0.25| 6.7 1.6 4000 172 22 91 10| 0.0 5.0 5.0| 41.2 -21.4 19.8 5.0 0.27| 5.8 1.6 5000 168 26 109 13| 0.0 4.7 4.7| 52.4 -21.4 31.0 6.2 0.27| 5.3 1.4 6000 167 30 120 15| 0.6 3.9 4.5|110.9 -21.4 89.5 14.9 0.35| 5.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20250430.11.gif