UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100423.upa.cvt Date: 2300Z 4 OCT 25 Searching for BGAM... Searching the city database file for: BGAM ... Date:2300Z 4 OCT 25 Station: BGAM WMO ident: 4360 Latitude: 65.60 Longitude: -37.63 Elevation: 52.00 ------------------------------------------------------------------------------- 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 984 52 2.0 1.9 99 0.1 2.0 195 3 276.4 277.2 275.9 288.5 4.46 1 954 301 0.2 -1.1 91 1.3 -0.3 221 3 277.1 277.7 275.2 287.2 3.69 2 937 446 -0.3 -2.8 83 2.5 -1.3 237 3 278.0 278.5 275.2 287.2 3.32 3 885 901 -2.9 -4.0 92 1.1 -3.3 286 3 279.9 280.4 276.0 288.8 3.21 4 850 1220 -4.9 -5.5 96 0.6 -5.1 320 3 281.0 281.5 276.4 289.4 2.98 5 759 2103 -9.3 -10.2 93 0.9 -9.6 297 5 285.5 285.9 277.8 292.2 2.32 6 700 2726 -12.1 -13.2 91 1.1 -12.4 280 7 289.1 289.4 279.1 295.0 1.97 7 624 3595 -17.3 -18.2 93 0.9 -17.5 265 8 292.8 293.1 280.1 297.3 1.46 8 575 4203 -20.5 -21.5 92 1.0 -20.7 254 9 296.0 296.2 281.2 299.7 1.19 9 568 4294 -20.9 -21.8 92 0.9 -21.1 252 9 296.5 296.8 281.4 300.2 1.18 10 500 5220 -28.9 -30.0 90 1.1 -29.0 235 11 297.8 297.9 281.3 299.9 0.63 11 484 5452 -30.7 -32.3 86 1.6 -30.9 230 12 298.4 298.5 281.4 300.1 0.52 12 459 5827 -32.9 -45.9 26 13.0 -33.8 222 15 300.2 300.2 281.6 300.7 0.14 13 400 6780 -40.7 -53.7 23 13.0 -41.2 200 21 302.1 302.1 282.3 302.3 0.06 14 394 6883 -41.5 -54.5 23 13.0 -42.0 201 21 302.4 302.4 282.4 302.6 0.06 15 337 7933 -46.1 -61.1 17 15.0 -46.5 215 25 309.9 309.9 285.3 310.0 0.03 16 307 8555 -44.3 -67.3 6 23.0 -44.9 223 33 320.8 320.8 289.0 320.9 0.01 17 300 8710 -43.9 -65.9 7 22.0 -44.5 225 35 323.5 323.5 289.8 323.6 0.02 18 263 9597 -40.7 -71.7 2 31.0 -41.7 221 43 340.6 340.6 294.5 340.6 0.01 19 250 9940 -41.7 -75.7 1 34.0 -42.6 220 46 344.1 344.1 295.3 344.1 0.01 20 220 10807 -42.9 -77.9 1 35.0 -43.8 226 46 355.0 355.0 297.7 355.0 0.00 21 200 11450 -43.7 -78.7 1 35.0 -44.6 230 46 363.6 363.6 299.4 363.6 0.00 22 150 13370 -45.5 -79.5 1 34.0 -46.5 235 48 391.7 391.7 304.0 391.7 0.00 23 132 14217 -48.9 -81.9 1 33.0 -49.7 237 47 400.2 400.2 305.2 400.2 0.00 24 101 15975 -49.3 -82.3 1 33.0 -50.3 240 46 431.2 431.2 309.0 431.3 0.00 25 100 16040 -48.9 -81.9 1 33.0 -50.0 240 46 433.2 433.2 309.2 433.3 0.00 26 99 16106 -48.1 -81.1 1 33.0 -49.3 240 46 436.0 436.0 309.5 436.1 0.01 27 70 18360 -53.5 -85.5 1 32.0 -54.4 255 33 469.9 469.9 312.6 469.9 0.00 28 50 20520 -56.5 -87.5 1 31.0 -57.3 270 19 510.3 510.3 315.7 510.4 0.00 29 30 23730 -60.1 -89.1 1 29.0 -61.0 280 17 580.8 580.8 319.7 580.8 0.00 30 25 24874 -58.3 -88.3 1 30.0 -59.6 271 18 617.1 617.1 321.3 617.1 0.01 31 20 26270 -61.5 -90.5 1 29.0 -62.6 260 19 647.9 647.9 322.6 648.0 0.01 32 14 28473 -63.1 -92.1 1 29.0 -64.4 293 22 712.1 712.1 324.8 712.1 0.01 33 10 30580 -55.5 -86.5 1 31.0 -59.0 325 25 812.4 812.4 327.5 812.6 0.02 34 5.6 34280 -55.1 -86.1 1 31.0 -60.4 960.7 960.7 330.5 961.1 0.04 TRP 337 7933 -46.1 -61.1 17 15.0 -46.5 215 25 309.9 309.9 285.3 310.0 0.03 WND Sounding variables and indices Freezing level: 947.20 mb = 359.10 m = 1178.13 ft Wetbulb zero: 958.36 mb = 264.72 m = 868.48 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 92.09 % Est. max temperature: 7.32 C = 45.18 F Sfc-Lift cond lev (LCL): 982.33 mb = 65.72 m = 215.62 ft T: 1.90 C 700-500 lapse rate: 6.74 C/km ThetaE index: 1.38 C Layer 954.0- 885.0 mb Conv cond level (CCL): 890.08 mb = 855.33 m = 2806.18 ft Mean mixing ratio: 3.54 g/kg Conv temperature: 5.23 C = 41.42 F Cap Strength: 8.90 C Lifted Index: 8.93 C Risk: None Lifted Index @300 mb: 25.28 C Lifted Index @700 mb: 4.93 C Showalter Index: 7.76 C Risk: None Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 23.40 C K Index: 17.40 Risk: < 20 % chance of thunderstorms Sweat Index: 17.00 Risk: None Energy Index: 2.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.50 J/kg Max Up Vert Vel: 5.38 m/s Conv Inhibition (B-): 69120.98 J/kg Cap Strength: 8.95 C Lift Cond Lev (LCL): 911.95 mb = 661.78 m = 2171.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 6 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 ---------------------------------------------------------- 0 984 52 195 3 0.8 2.9 | 130 6 -4.8 4.0 1 850 1220 320 3 1.9 -2.3 | 71 4 -3.6 -1.2 2 700 2726 280 7 6.9 -1.2 | 276 1 1.3 -0.1 3 500 5220 235 11 9.0 6.3 | 205 8 3.4 7.4 4 400 6780 200 21 7.2 19.7 | 184 21 1.6 20.8 5 337 7933 215 25 14.3 20.5 | 202 23 8.8 21.6 6 300 8710 225 35 24.7 24.7 | 217 32 19.2 25.8 7 250 9940 220 46 29.6 35.2 | 213 44 24.0 36.3 8 200 11450 230 46 35.2 29.6 | 224 43 29.7 30.6 9 150 13370 235 48 39.3 27.5 | 230 44 33.7 28.6 10 100 16040 240 46 39.8 23.0 | 235 42 34.3 24.1 11 70 18360 255 33 31.9 8.5 | 250 28 26.3 9.6 12 50 20520 270 19 19.0 -0.0 | 265 13 13.4 1.1 13 30 23730 280 17 16.7 -3.0 | 280 11 11.2 -1.9 14 20 26270 260 19 18.7 3.3 | 252 14 13.1 4.4 15 10 30580 325 25 14.3 -20.5 | 336 21 8.8 -19.4 Wind Parameters Mean winds (0-6000m): 250.9 at 7.6 knts Storm direction: 280.9 at 5.7 knts Shear (0-3000m) pos: 1.0 neg: 0.9 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 125.0 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -4.7 tot: -4.3 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.59 Storm rel vorticity (0-3000m) horiz: 2.2 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.03 Bulk Shear: 7.15 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 ------------------------------------------------------------------------------- 500 177 3 125 7| 2.8 0.0 2.8| 0.5 -0.3 0.1 0.3 -0.01| 2.9 -0.0 1000 239 3 131 4| 2.5 0.0 2.5| 0.5 -2.2 -1.7 -1.7 -0.43| 2.9 -1.2 1500 280 3 102 3| 2.0 0.0 2.0| 0.5 -3.2 -2.7 -1.8 -0.48| 2.6 -1.2 2000 290 3 87 2| 1.5 0.4 1.9| 0.5 -3.8 -3.4 -1.7 -0.50| 2.4 -1.2 2500 288 4 85 2| 1.2 0.7 1.9| 0.5 -4.3 -3.8 -1.5 -0.56| 2.3 -1.3 3000 284 4 90 1| 1.0 0.9 1.9| 0.5 -4.7 -4.3 -1.4 -0.59| 2.2 -1.3 4000 275 5 163 1| 0.8 1.0 1.7| 0.5 -6.1 -5.6 -1.4 -0.57| 2.0 -1.2 5000 264 6 204 2| 0.6 1.1 1.7| 0.5 -9.1 -8.7 -1.7 -0.56| 2.0 -1.1 6000 251 8 204 4| 0.5 1.5 2.0| 0.5 -15.9 -15.4 -2.6 -0.49| 2.3 -1.1 Wrote GIF file: /home/apache/climate/data/raob//BGAM/skewt/BGAM.skewt.20251004.23.gif