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 BGEM... Searching the city database file for: BGEM ... Date:1100Z 7 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 1004 41 -3.3 -7.8 71 4.5 -4.7 45 11 269.5 269.9 268.2 275.3 2.11 1 998 89 -2.3 -10.3 54 8.0 -4.7 48 11 271.0 271.3 268.5 275.8 1.75 2 972 298 -4.1 -12.1 54 8.0 -6.4 63 11 271.2 271.5 268.4 275.6 1.55 3 965 355 -2.7 -15.7 36 13.0 -6.1 66 11 273.2 273.4 269.0 276.5 1.16 4 901 902 0.0 -34.0 6 34.0 -6.3 104 10 281.4 281.5 272.4 282.2 0.24 5 878 1110 1.2 -43.8 2 45.0 -6.0 117 9 284.8 284.8 274.0 285.1 0.09 6 850 1370 -0.5 -42.5 2 42.0 -7.2 135 9 285.6 285.6 274.5 286.0 0.11 7 813 1724 -2.3 -45.3 2 43.0 -8.6 148 10 287.4 287.4 275.5 287.7 0.08 8 791 1941 -3.1 -36.1 6 33.0 -9.0 155 10 288.8 288.8 276.4 289.5 0.22 9 775 2102 -4.5 -32.5 9 28.0 -9.8 161 11 289.0 289.0 276.7 290.0 0.32 10 700 2893 -11.3 -29.3 21 18.0 -14.6 190 13 290.0 290.1 277.4 291.5 0.48 11 638 3596 -16.9 -34.9 19 18.0 -19.4 202 12 291.4 291.5 277.9 292.4 0.31 12 628 3715 -17.9 -36.9 17 19.0 -20.4 205 12 291.6 291.6 277.9 292.4 0.26 13 588 4202 -22.1 -35.1 30 13.0 -23.7 213 11 292.2 292.3 278.3 293.3 0.33 14 578 4328 -22.9 -35.9 29 13.0 -24.5 216 11 292.7 292.8 278.5 293.7 0.31 15 565 4494 -24.5 -35.5 35 11.0 -25.8 219 10 292.8 292.8 278.6 293.8 0.33 16 553 4650 -25.9 -30.8 63 4.9 -26.6 222 10 292.9 293.0 278.9 294.6 0.53 17 520 5092 -29.9 -32.8 76 2.9 -30.2 230 9 293.3 293.4 279.0 294.8 0.47 18 500 5370 -31.7 -35.9 66 4.2 -32.1 235 9 294.4 294.5 279.4 295.6 0.36 19 400 6910 -43.1 -47.4 63 4.3 -43.3 220 17 299.0 299.0 281.1 299.4 0.13 20 382 7219 -45.5 -50.0 60 4.5 -45.7 224 17 299.8 299.8 281.4 300.1 0.10 21 363 7557 -47.1 -57.1 31 10.0 -47.4 228 18 302.0 302.1 282.3 302.2 0.05 22 300 8790 -57.5 -65.5 35 8.0 -57.6 245 19 304.3 304.3 283.1 304.4 0.02 23 250 9910 -67.5 -73.5 42 6.0 -67.5 230 15 305.7 305.7 283.7 305.7 0.01 24 227 10487 -70.3 -75.0 50 4.7 -70.3 310.0 310.0 285.3 310.0 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5297.33 m Freezing level: Surface below freezing Freezing level: 901.00 mb = 902.22 m = 2960.01 ft Freezing level: 858.24 mb = 1293.51 m = 4243.74 ft Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 26.84 % Est. max temperature: 12.67 C = 54.81 F Sfc-Lift cond lev (LCL): 935.25 mb = 604.68 m = 1983.85 ft T: -1.47 C 700-500 lapse rate: 8.24 C/km ThetaE index: 0.27 C Layer 972.0- 965.0 mb Conv cond level (CCL): 580.19 mb = 4300.34 m = 14108.56 ft Mean mixing ratio: 1.06 g/kg Conv temperature: 19.81 C = 67.65 F Cap Strength: 13.41 C Lifted Index: 13.81 C Risk: None Lifted Index @300 mb: 18.68 C Lifted Index @700 mb: 12.91 C Showalter Index: 7.19 C Risk: None Total Totals Index: 20.40 C Risk: None Vertical Totals Index: 31.20 C Cross Totals Index: -10.80 C K Index: -29.30 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 2.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.82 J/kg Max Up Vert Vel: 9.15 m/s Conv Inhibition (B-): 5999.28 J/kg Cap Strength: 13.74 C Lift Cond Lev (LCL): 752.41 mb = 2332.25 m = 7651.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 219 at 8 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 1004 41 45 11 -7.8 -7.8 | 42 19 -12.8 -14.1 1 850 1370 135 9 -6.4 6.4 | 90 11 -11.4 0.1 2 700 2893 190 13 2.3 12.8 | 157 7 -2.8 6.5 3 500 5370 235 9 7.4 5.2 | 296 3 2.3 -1.2 4 400 6910 220 17 10.9 13.0 | 221 9 5.9 6.7 5 300 8790 245 19 17.2 8.0 | 262 12 12.2 1.7 6 250 9910 230 15 11.5 9.6 | 243 7 6.5 3.3 Wind Parameters Mean winds (0-6000m): 188.5 at 10.8 knts Storm direction: 218.5 at 8.1 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 117.8 deg Storm rel helicity (0-3000m) pos: 83.9 neg: 0.0 tot: 83.9 m^2/s^2 ave: 28.0 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.74 Bulk Shear: 56.25 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 40 11 40 19| 6.4 0.0 6.4| 29.1 0.0 29.1 58.3 0.95| 6.5 6.2 1000 68 10 55 18| 5.9 0.0 5.9| 49.7 0.0 49.7 49.7 0.90| 6.3 5.6 1500 91 10 68 16| 5.2 0.0 5.2| 61.1 0.0 61.1 40.7 0.86| 5.8 5.0 2000 109 10 78 15| 4.7 0.0 4.7| 69.7 0.0 69.7 34.8 0.87| 5.2 4.5 2500 126 10 89 13| 4.3 0.0 4.3| 77.8 0.0 77.8 31.1 0.87| 5.0 4.3 3000 142 11 100 12| 3.9 0.0 3.9| 83.9 0.0 83.9 28.0 0.87| 4.8 4.2 4000 163 11 117 9| 2.8 0.0 2.8| 87.2 0.0 87.2 21.8 0.84| 4.1 3.4 5000 177 11 129 7| 2.1 0.0 2.1| 89.3 0.0 89.3 17.9 0.85| 3.7 3.1 6000 189 11 142 6| 1.8 0.2 2.0| 89.9 -2.6 87.3 14.6 0.70| 3.4 2.4 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251207.11.gif