UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041723.upa.cvt Date: 2300Z 17 APR 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:2300Z 17 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 1019 41 -4.3 -9.1 69 4.8 -5.7 350 5 267.4 267.7 266.4 272.5 1.88 1 986 299 -5.9 -9.8 74 3.9 -7.0 18 5 268.3 268.6 266.9 273.4 1.84 2 975 387 -5.7 -17.7 38 12.0 -8.5 28 5 269.4 269.6 266.1 272.2 0.97 3 966 459 -6.1 -18.1 38 12.0 -8.8 36 4 269.7 269.9 266.3 272.4 0.95 4 941 665 -3.3 -24.3 18 21.0 -7.7 58 4 274.6 274.7 268.8 276.3 0.57 5 934 724 -3.3 -26.3 15 23.0 -7.9 64 4 275.2 275.3 269.1 276.6 0.48 6 913 903 -3.7 -27.7 14 24.0 -8.4 84 4 276.6 276.6 269.8 277.9 0.43 7 877 1220 -3.9 -32.9 8 29.0 -9.0 118 3 279.5 279.6 271.4 280.4 0.27 8 850 1465 -5.3 -34.3 8 29.0 -10.1 145 3 280.6 280.6 271.9 281.4 0.25 9 813 1814 -5.5 -45.5 3 40.0 -10.8 155 5 284.0 284.0 273.6 284.2 0.08 10 784 2098 -6.5 -41.5 4 35.0 -11.5 164 6 285.9 285.9 274.7 286.3 0.13 11 775 2188 -6.5 -39.5 5 33.0 -11.5 166 7 286.8 286.8 275.3 287.3 0.16 12 763 2310 -7.3 -19.3 38 12.0 -10.4 170 7 287.2 287.4 276.9 290.5 1.09 13 739 2558 -8.5 -22.5 31 14.0 -11.7 177 9 288.6 288.7 277.3 291.2 0.85 14 700 2975 -11.9 -22.9 40 11.0 -14.3 190 11 289.3 289.5 277.6 292.0 0.87 15 678 3218 -13.9 -18.9 66 5.0 -15.1 191 12 289.7 289.9 278.4 293.6 1.27 16 666 3353 -14.1 -37.1 12 23.0 -17.3 192 12 291.0 291.0 277.6 291.8 0.24 17 654 3491 -14.9 -47.9 4 33.0 -18.3 193 13 291.6 291.6 277.6 291.9 0.08 18 645 3595 -15.7 -33.7 20 18.0 -18.4 194 13 291.8 291.9 278.2 293.0 0.34 19 638 3677 -16.5 -27.5 38 11.0 -18.5 194 13 291.9 292.0 278.6 293.9 0.63 20 595 4196 -20.7 -25.3 67 4.6 -21.5 197 15 292.9 293.0 279.3 295.5 0.82 21 559 4654 -23.9 -25.0 91 1.1 -24.1 200 16 294.4 294.5 280.1 297.2 0.90 22 500 5460 -27.9 -29.7 85 1.8 -28.2 205 19 299.0 299.1 281.8 301.2 0.65 23 449 6230 -31.9 -34.2 80 2.3 -32.1 215 20 303.3 303.4 283.4 304.9 0.47 24 400 7040 -37.9 -40.2 79 2.3 -38.1 225 21 305.7 305.8 284.1 306.7 0.29 25 323 8471 -49.5 -53.7 61 4.2 -49.6 236 21 309.0 309.0 285.1 309.3 0.08 26 306 8822 -51.5 -55.9 59 4.4 -51.6 239 21 311.0 311.0 285.8 311.2 0.06 27 300 8950 -51.9 -57.9 48 6.0 -52.0 240 21 312.2 312.2 286.2 312.4 0.05 28 294 9080 -52.7 -63.7 25 11.0 -52.9 239 21 312.9 312.9 286.4 313.0 0.02 29 250 10110 -59.3 -67.3 35 8.0 -59.4 235 21 317.9 317.9 288.1 318.0 0.02 30 245 10237 -59.9 -69.9 26 10.0 -60.0 235 23 318.9 318.9 288.4 318.9 0.01 31 224 10802 -57.1 -73.1 11 16.0 -57.3 239 24 331.4 331.4 292.1 331.5 0.01 32 216 11034 -54.9 -74.9 7 20.0 -55.1 241 24 338.3 338.3 293.9 338.3 0.01 33 200 11530 -53.1 -77.1 4 24.0 -53.4 245 25 348.7 348.7 296.3 348.7 0.01 34 187 11963 -52.1 -84.1 1 32.0 -52.5 246 24 357.1 357.1 298.1 357.1 0.00 35 177 12319 -50.3 -82.3 1 32.0 -50.8 247 23 365.7 365.7 299.8 365.7 0.00 36 156 13144 -49.3 -82.3 1 33.0 -50.0 249 22 380.8 380.8 302.4 380.8 0.00 37 150 13400 -49.7 -82.7 1 33.0 -50.4 250 21 384.4 384.4 302.9 384.4 0.00 38 138 13945 -51.1 -83.1 1 32.0 -51.7 254 21 391.2 391.2 304.0 391.3 0.00 39 137 13992 -51.1 -83.1 1 32.0 -51.7 254 21 392.1 392.1 304.1 392.1 0.00 40 125 14592 -48.3 -81.3 1 33.0 -49.2 259 21 407.5 407.5 306.2 407.6 0.00 41 116 15083 -50.5 -82.5 1 32.0 -51.2 263 21 412.3 412.3 306.8 412.3 0.00 42 104 15800 -47.3 -80.3 1 33.0 -48.5 268 21 431.5 431.5 309.0 431.5 0.01 43 101 15994 -47.3 -80.3 1 33.0 -48.5 270 21 435.1 435.1 309.4 435.1 0.01 44 100 16060 -47.5 -80.5 1 33.0 -48.7 270 21 435.9 436.0 309.4 436.0 0.01 45 75 17948 -49.3 -82.3 1 33.0 -50.6 246 19 469.6 469.6 312.6 469.6 0.01 46 70 18400 -48.5 -81.5 1 33.0 -50.0 240 19 480.6 480.6 313.5 480.7 0.01 47 58 19646 -46.7 -80.7 1 34.0 -48.8 296 11 511.2 511.3 315.7 511.3 0.01 48 50 20630 -47.9 -80.9 1 33.0 -50.0 340 5 530.6 530.6 316.9 530.7 0.01 49 30 23980 -48.7 -81.7 1 33.0 -51.6 100 3 611.9 611.9 321.2 612.0 0.02 50 20 26630 -50.7 -82.7 1 32.0 -53.9 130 5 681.0 681.0 323.8 681.2 0.02 51 10 31180 -47.5 -80.5 1 33.0 -54.0 130 7 842.2 842.3 328.2 842.8 0.06 52 5.8 34835 -40.7 -76.7 1 36.0 -53.1 1013.9 1014.0 331.4 1016.3 0.19 TRP 245 10237 -59.9 -69.9 26 10.0 -60.0 235 23 318.9 318.9 288.4 318.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5271.57 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 42.60 % Est. max temperature: 8.22 C = 46.79 F Sfc-Lift cond lev (LCL): 944.56 mb = 635.08 m = 2083.57 ft T: -3.70 C 700-500 lapse rate: 6.44 C/km ThetaE index: 1.20 C Layer 975.0- 966.0 mb Conv cond level (CCL): 580.52 mb = 4376.79 m = 14359.37 ft Mean mixing ratio: 1.13 g/kg Conv temperature: 21.89 C = 71.41 F Cap Strength: 17.56 C Lifted Index: 20.65 C Risk: None Lifted Index @300 mb: 26.95 C Lifted Index @700 mb: 15.27 C Showalter Index: 14.91 C Risk: None Total Totals Index: 16.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: -6.40 C K Index: -22.70 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 4.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.33 J/kg Max Up Vert Vel: 8.87 m/s Conv Inhibition (B-): 85481.07 J/kg Cap Strength: 20.14 C Lift Cond Lev (LCL): 809.22 mb = 1850.21 m = 6070.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 228 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 1019 41 350 5 0.9 -4.9 | 27 12 -5.2 -10.4 1 850 1465 145 3 -1.7 2.5 | 69 8 -7.8 -3.0 2 700 2975 190 11 1.9 10.8 | 142 7 -4.2 5.4 3 500 5460 205 19 8.0 17.2 | 189 12 1.9 11.8 4 400 7040 225 21 14.8 14.8 | 223 13 8.7 9.4 5 300 8950 240 21 18.2 10.5 | 247 13 12.1 5.0 6 250 10110 235 21 17.2 12.0 | 239 13 11.1 6.6 7 245 10237 235 23 18.8 13.2 | 239 15 12.7 7.7 8 200 11530 245 25 22.7 10.6 | 253 17 16.6 5.1 9 150 13400 250 21 19.7 7.2 | 263 14 13.6 1.7 10 100 16060 270 21 21.0 -0.0 | 290 16 14.9 -5.5 11 70 18400 240 19 16.5 9.5 | 249 11 10.4 4.0 12 50 20630 340 5 1.7 -4.7 | 23 11 -4.4 -10.2 13 30 23980 100 3 -3.0 0.5 | 61 10 -9.1 -4.9 14 20 26630 130 5 -3.8 3.2 | 77 10 -9.9 -2.2 15 10 31180 130 7 -5.4 4.5 | 85 12 -11.5 -1.0 Wind Parameters Mean winds (0-6000m): 198.2 at 10.9 knts Storm direction: 228.2 at 8.2 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 117.0 deg Storm rel helicity (0-3000m) pos: 47.2 neg: 0.0 tot: 47.2 m^2/s^2 ave: 15.7 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.63 Bulk Shear: 24.15 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 ------------------------------------------------------------------------------- 500 312 5 17 9| 4.4 0.0 4.4| 14.0 0.0 14.0 28.0 0.97| 4.6 4.4 1000 347 4 28 11| 3.6 0.0 3.6| 24.5 0.0 24.5 24.5 0.93| 4.3 3.9 1500 25 4 41 12| 2.8 0.0 2.8| 28.2 0.0 28.2 18.8 0.81| 3.9 3.1 2000 107 4 67 11| 2.8 0.0 2.8| 34.5 0.0 34.5 17.3 0.84| 3.7 3.1 2500 157 5 82 8| 2.8 0.0 2.8| 41.0 0.0 41.0 16.4 0.87| 3.6 3.1 3000 178 6 92 6| 2.7 0.0 2.7| 47.2 0.0 47.2 15.7 0.89| 3.6 3.2 4000 187 7 110 6| 2.4 0.0 2.4| 53.4 0.0 53.4 13.4 0.89| 3.1 2.8 5000 193 9 131 5| 2.3 0.0 2.3| 60.7 0.0 60.7 12.1 0.87| 2.9 2.5 6000 198 11 151 6| 2.0 0.0 2.0| 72.5 0.0 72.5 12.1 0.88| 2.8 2.4 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20250417.23.gif