UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042811.upa.cvt Date: 1100Z 28 APR 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 28 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 998 41 -2.7 -5.0 84 2.3 -3.5 255 5 270.6 271.0 269.8 277.8 2.64 1 966 298 -4.9 -6.5 89 1.6 -5.4 229 7 270.9 271.3 269.6 277.5 2.43 2 912 747 -8.3 -9.1 94 0.8 -8.5 182 9 271.9 272.3 269.7 277.7 2.10 3 910 764 -5.9 -6.8 93 0.9 -6.2 180 10 274.6 275.0 272.1 281.5 2.52 4 906 798 -7.7 -8.9 91 1.2 -8.1 177 10 273.1 273.4 270.5 279.0 2.15 5 894 902 -7.7 -9.4 88 1.7 -8.2 166 10 274.1 274.4 271.1 279.9 2.09 6 850 1294 -8.1 -9.7 88 1.6 -8.6 125 13 277.7 278.0 273.3 283.7 2.15 7 841 1377 -8.1 -9.8 88 1.7 -8.7 126 14 278.5 278.9 273.8 284.6 2.16 8 765 2105 -13.5 -15.6 84 2.1 -14.0 130 22 280.3 280.6 273.8 284.6 1.48 9 740 2357 -15.5 -17.1 88 1.6 -15.9 132 24 280.8 281.1 273.9 284.8 1.35 10 700 2774 -18.5 -21.6 77 3.1 -19.1 135 29 282.0 282.2 273.9 284.9 0.97 11 626 3598 -24.3 -31.3 52 7.0 -25.2 140 37 284.5 284.6 274.5 285.9 0.45 12 576 4199 -28.9 -37.9 42 9.0 -29.7 144 42 286.0 286.0 275.0 286.8 0.25 13 519 4938 -32.9 -48.9 19 16.0 -33.8 148 49 289.8 289.8 276.7 290.1 0.09 14 500 5200 -34.5 -48.5 23 14.0 -35.3 150 52 291.0 291.0 277.3 291.3 0.09 15 427 6282 -42.3 -52.3 33 10.0 -42.6 146 58 294.5 294.5 279.0 294.7 0.07 16 408 6588 -44.1 -55.5 27 11.4 -44.5 145 60 296.0 296.0 279.6 296.2 0.05 17 400 6720 -44.9 -56.9 25 12.0 -45.2 145 58 296.6 296.6 279.9 296.8 0.04 18 358 7456 -48.5 -58.5 30 10.0 -48.7 145 52 301.4 301.4 282.0 301.5 0.04 19 300 8620 -48.3 -64.3 14 16.0 -48.6 140 33 317.3 317.3 287.9 317.4 0.02 20 282 9028 -48.7 -65.7 12 17.0 -49.1 145 28 322.4 322.4 289.5 322.4 0.02 21 250 9830 -43.9 -66.9 6 23.0 -44.6 155 17 340.8 340.8 294.6 340.9 0.02 22 242 10050 -43.1 -66.1 6 23.0 -43.9 156 18 345.2 345.2 295.6 345.3 0.02 23 216 10815 -44.9 -69.9 4 25.0 -45.6 158 22 353.8 353.8 297.4 353.9 0.01 24 205 11165 -45.9 -72.9 3 27.0 -46.6 159 24 357.6 357.6 298.2 357.6 0.01 25 200 11330 -44.3 -75.3 2 31.0 -45.2 160 25 362.6 362.6 299.2 362.7 0.01 26 158 12904 -43.5 -78.5 1 35.0 -44.7 148 15 389.3 389.3 303.7 389.3 0.01 27 150 13250 -45.3 -79.3 1 34.0 -46.3 145 13 392.0 392.0 304.1 392.0 0.00 28 141 13662 -46.1 -80.1 1 34.0 -47.1 149 13 397.6 397.6 304.9 397.6 0.00 29 136 13903 -43.7 -78.7 1 35.0 -45.0 151 13 406.0 406.0 306.0 406.0 0.01 30 107 15502 -47.3 -80.3 1 33.0 -48.4 166 15 428.0 428.0 308.6 428.0 0.01 31 101 15884 -46.7 -80.7 1 34.0 -48.0 169 15 436.3 436.3 309.5 436.3 0.01 32 100 15950 -46.1 -80.1 1 34.0 -47.5 170 15 438.7 438.7 309.7 438.7 0.01 33 70 18310 -47.7 -80.7 1 33.0 -49.3 155 5 482.3 482.3 313.7 482.4 0.01 34 50 20530 -48.5 -81.5 1 33.0 -50.5 175 13 529.2 529.2 316.9 529.2 0.01 35 33 23264 -50.1 -83.1 1 33.0 -52.5 118 6 591.7 591.7 320.2 591.8 0.01 36 30 23890 -48.7 -81.7 1 33.0 -51.6 105 5 611.9 611.9 321.2 612.0 0.02 37 20 26550 -49.7 -82.7 1 33.0 -53.2 115 11 684.0 684.1 323.9 684.2 0.02 38 18 27243 -49.9 -82.9 1 33.0 -53.7 117 12 704.3 704.4 324.6 704.5 0.02 39 10 31140 -45.3 -79.3 1 34.0 -52.8 125 17 850.5 850.5 328.4 851.2 0.07 40 8.3 32387 -43.9 -78.9 1 35.0 -52.9 902.5 902.6 329.5 903.5 0.10 TRP 358 7456 -48.5 -58.5 30 10.0 -48.7 145 52 301.4 301.4 282.0 301.5 0.04 WND 408 6588 -44.1 -55.5 27 11.4 -44.5 145 60 296.0 296.0 279.6 296.2 0.05 Sounding variables and indices 1000-500 mb thick: 5159.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 66.27 % Est. max temperature: 4.54 C = 40.17 F Sfc-Lift cond lev (LCL): 962.45 mb = 326.72 m = 1071.92 ft T: -5.12 C 700-500 lapse rate: 6.60 C/km ThetaE index: 2.53 C Layer 906.0- 894.0 mb Conv cond level (CCL): 923.07 mb = 652.75 m = 2141.53 ft Mean mixing ratio: 2.34 g/kg Conv temperature: -1.59 C = 29.13 F Cap Strength: 10.26 C Lifted Index: 11.07 C Risk: None Lifted Index @300 mb: 27.91 C Lifted Index @700 mb: 5.74 C Showalter Index: 6.50 C Risk: None Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 24.80 C K Index: 13.60 Risk: None Sweat Index: 122.00 Risk: None Energy Index: 1.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.84 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 70343.26 J/kg Cap Strength: 10.79 C Lift Cond Lev (LCL): 925.73 mb = 630.35 m = 2068.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 174 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 ---------------------------------------------------------- 0 998 41 255 5 4.8 1.3 | 341 23 7.5 -22.3 1 850 1294 125 13 -10.6 7.5 | 26 18 -8.0 -16.1 2 700 2774 135 29 -20.5 20.5 | 80 18 -17.9 -3.1 3 500 5200 150 52 -26.0 45.0 | 133 32 -23.4 21.5 4 408 6588 145 60 -34.4 49.1 | 129 41 -31.8 25.6 5 400 6720 145 58 -33.3 47.5 | 128 39 -30.6 24.0 6 358 7456 145 52 -29.8 42.6 | 125 33 -27.2 19.0 7 300 8620 140 33 -21.2 25.3 | 95 19 -18.6 1.7 8 250 9830 155 17 -7.2 15.4 | 29 9 -4.5 -8.2 9 200 11330 160 25 -8.6 23.5 | 89 6 -5.9 -0.1 10 150 13250 145 13 -7.5 10.6 | 20 14 -4.8 -12.9 11 100 15950 170 15 -2.6 14.8 | 360 9 0.0 -8.8 12 70 18310 155 5 -2.1 4.5 | 358 19 0.5 -19.0 13 50 20530 175 13 -1.1 13.0 | 352 11 1.5 -10.6 14 30 23890 105 5 -4.8 1.3 | 6 22 -2.2 -22.3 15 20 26550 115 11 -10.0 4.6 | 21 20 -7.3 -18.9 16 10 31140 125 17 -13.9 9.8 | 39 18 -11.3 -13.8 Wind Parameters Mean winds (0-6000m): 143.6 at 31.6 knts Storm direction: 173.6 at 23.7 knts Shear (0-3000m) pos: 2.8 neg: 3.3 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 106.6 deg Storm rel helicity (0-3000m) pos: 134.0 neg: -7.4 tot: 126.6 m^2/s^2 ave: 42.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.08 Bulk Shear: 126.25 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 66 6 7 26| 0.0 6.6 6.6| 2.6 -7.4 -4.8 -9.7 -0.11| 7.0 -0.7 1000 155 8 3 16| 0.0 6.9 6.9| 32.1 -7.4 24.6 24.6 0.44| 8.3 3.7 1500 140 10 13 17| 0.0 6.6 6.6| 60.2 -7.4 52.8 35.2 0.56| 8.4 4.7 2000 134 12 21 16| 1.4 4.9 6.3| 84.8 -7.4 77.3 38.7 0.64| 7.7 4.9 2500 134 14 30 16| 2.3 3.9 6.2|109.7 -7.4 102.3 40.9 0.70| 7.3 5.1 3000 135 17 38 15| 2.8 3.3 6.1|134.0 -7.4 126.6 42.2 0.73| 7.0 5.1 4000 137 22 58 14| 3.4 2.5 5.9|184.5 -7.4 177.1 44.3 0.76| 6.6 5.0 5000 141 27 80 14| 3.8 2.0 5.7|244.7 -7.4 237.2 47.4 0.76| 6.4 4.8 6000 144 32 97 16| 3.1 2.2 5.3|255.0 -19.2 235.8 39.3 0.68| 5.9 4.0 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20250428.11.gif