UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041811.upa.cvt Date: 1100Z 18 APR 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:1100Z 18 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 1013 41 -3.5 -8.0 71 4.5 -4.9 5 7 268.7 269.0 267.5 274.3 2.06 1 980 301 -5.7 -7.4 88 1.7 -6.2 15 6 269.0 269.4 268.1 275.1 2.23 2 958 480 -5.1 -14.1 49 9.0 -7.5 23 6 271.4 271.6 268.1 275.1 1.34 3 944 595 -5.5 -15.5 45 10.0 -8.0 27 5 272.1 272.3 268.4 275.5 1.21 4 908 901 -3.3 -22.3 21 19.0 -7.6 39 5 277.4 277.5 270.8 279.5 0.70 5 897 997 -2.7 -27.7 13 25.0 -7.8 43 4 279.0 279.1 271.4 280.3 0.44 6 850 1423 -3.7 -43.7 3 40.0 -9.4 60 3 282.3 282.3 272.6 282.6 0.09 7 780 2097 -6.3 -41.3 4 35.0 -11.4 98 7 286.5 286.5 275.0 286.9 0.13 8 737 2539 -8.3 -41.3 5 33.0 -13.0 122 9 289.0 289.0 276.4 289.5 0.14 9 700 2936 -10.9 -40.9 6 30.0 -15.0 145 11 290.4 290.4 277.1 290.9 0.15 10 642 3594 -15.5 -41.5 9 26.0 -18.7 160 12 292.5 292.5 278.2 293.0 0.16 11 612 3954 -17.3 -48.3 5 31.0 -20.4 169 12 294.4 294.4 279.0 294.7 0.08 12 600 4102 -18.3 -29.3 37 11.0 -20.1 172 12 294.9 295.0 279.9 296.8 0.56 13 592 4202 -19.1 -25.1 59 6.0 -20.3 175 12 295.1 295.3 280.4 297.8 0.84 14 577 4392 -20.9 -24.8 71 3.9 -21.6 179 12 295.2 295.4 280.5 298.0 0.89 15 568 4508 -21.1 -22.9 85 1.8 -21.5 182 12 296.3 296.5 281.2 299.7 1.07 16 547 4786 -21.9 -27.9 58 6.0 -22.9 189 12 298.6 298.7 281.7 300.9 0.70 17 532 4990 -23.5 -28.5 63 5.0 -24.3 194 13 299.0 299.2 281.8 301.3 0.68 18 500 5440 -26.9 -30.8 69 3.9 -27.5 205 13 300.2 300.3 282.3 302.2 0.59 19 478 5765 -29.3 -30.2 92 0.9 -29.4 214 14 301.2 301.3 282.7 303.3 0.65 20 400 7020 -37.9 -39.9 81 2.0 -38.1 250 17 305.7 305.8 284.1 306.8 0.30 21 391 7176 -38.9 -41.1 80 2.2 -39.1 247 17 306.4 306.5 284.3 307.4 0.27 22 375 7461 -40.1 -54.1 21 14.0 -40.7 241 17 308.5 308.5 284.8 308.8 0.07 23 359 7757 -40.7 -55.7 18 15.0 -41.3 235 17 311.6 311.6 285.9 311.8 0.06 24 345 8026 -42.9 -47.8 59 4.9 -43.2 229 17 312.2 312.2 286.3 312.7 0.15 25 327 8384 -45.9 -49.6 66 3.7 -46.0 222 17 312.9 312.9 286.5 313.3 0.13 26 315 8631 -47.9 -55.9 39 8.0 -48.1 217 17 313.4 313.4 286.6 313.7 0.06 27 300 8950 -50.7 -58.7 38 8.0 -50.9 210 17 313.9 313.9 286.8 314.1 0.05 28 250 10110 -60.9 -65.1 57 4.2 -60.9 210 25 315.5 315.5 287.3 315.6 0.02 29 235 10492 -63.3 -66.4 66 3.1 -63.3 210 21 317.5 317.5 287.9 317.6 0.02 30 224 10789 -58.9 -80.9 4 22.0 -59.0 209 23 328.7 328.7 291.3 328.7 0.00 31 200 11510 -52.5 -84.5 1 32.0 -52.9 205 27 349.6 349.6 296.5 349.6 0.00 32 179 12230 -50.1 -83.1 1 33.0 -50.7 215 25 364.8 364.8 299.6 364.8 0.00 33 150 13390 -47.9 -80.9 1 33.0 -48.7 230 23 387.5 387.5 303.4 387.5 0.00 34 101 15994 -48.3 -81.3 1 33.0 -49.4 210 29 433.2 433.2 309.1 433.2 0.01 35 100 16060 -48.1 -81.1 1 33.0 -49.3 210 29 434.8 434.8 309.3 434.8 0.01 36 70 18400 -49.5 -82.5 1 33.0 -50.8 210 9 478.5 478.5 313.3 478.5 0.01 37 50 20620 -48.7 -81.7 1 33.0 -50.6 225 11 528.7 528.7 316.8 528.8 0.01 38 31 23755 -48.1 -81.1 1 33.0 -51.1 15 7 607.8 607.8 321.0 607.9 0.02 39 30 23970 -49.3 -82.3 1 33.0 -52.0 25 7 610.2 610.2 321.0 610.3 0.02 40 23 25702 -51.7 -83.7 1 32.0 -54.4 97 10 651.4 651.4 322.7 651.5 0.02 41 20 26610 -50.9 -82.9 1 32.0 -54.1 135 11 680.4 680.4 323.8 680.5 0.02 42 10 31180 -46.5 -80.5 1 34.0 -53.5 70 13 846.0 846.0 328.3 846.6 0.06 43 6.0 34613 -40.9 -76.9 1 36.0 -53.1 1003.2 1003.4 331.2 1005.4 0.18 TRP 235 10492 -63.3 -66.4 66 3.1 -63.3 210 21 317.5 317.5 287.9 317.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5297.41 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 29.93 % Est. max temperature: 9.23 C = 48.62 F Sfc-Lift cond lev (LCL): 943.60 mb = 598.38 m = 1963.18 ft T: -5.48 C 700-500 lapse rate: 6.39 C/km ThetaE index: 0.00 C Layer 1013.0- 0.0 mb Conv cond level (CCL): 607.69 mb = 4006.78 m = 13145.45 ft Mean mixing ratio: 1.57 g/kg Conv temperature: 22.54 C = 72.58 F Cap Strength: 19.90 C Lifted Index: 20.42 C Risk: None Lifted Index @300 mb: 27.09 C Lifted Index @700 mb: 15.04 C Showalter Index: 14.74 C Risk: None Total Totals Index: 6.40 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: -16.80 C K Index: -50.50 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 4.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.99 J/kg Max Up Vert Vel: 7.87 m/s Conv Inhibition (B-): 91848.48 J/kg Cap Strength: 20.30 C Lift Cond Lev (LCL): 857.22 mb = 1356.12 m = 4449.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 201 at 7 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 1013 41 5 7 -0.6 -7.0 | 13 14 -3.1 -13.5 1 850 1423 60 3 -2.6 -1.5 | 33 10 -5.1 -8.1 2 700 2936 145 11 -6.3 9.0 | 105 9 -8.8 2.5 3 500 5440 205 13 5.5 11.8 | 210 6 3.0 5.2 4 400 7020 250 17 16.0 5.8 | 273 13 13.4 -0.7 5 300 8950 210 17 8.5 14.7 | 216 10 6.0 8.2 6 250 10110 210 25 12.5 21.7 | 213 18 10.0 15.1 7 235 10492 210 21 10.5 18.2 | 214 14 8.0 11.6 8 200 11510 205 27 11.4 24.5 | 206 20 8.9 17.9 9 150 13390 230 23 17.6 14.8 | 241 17 15.1 8.2 10 100 16060 210 29 14.5 25.1 | 213 22 12.0 18.6 11 70 18400 210 9 4.5 7.8 | 238 2 2.0 1.2 12 50 20620 225 11 7.8 7.8 | 257 5 5.2 1.2 13 30 23970 25 7 -3.0 -6.3 | 23 14 -5.5 -12.9 14 20 26610 135 11 -7.8 7.8 | 97 10 -10.3 1.2 15 10 31180 70 13 -12.2 -4.4 | 53 18 -14.8 -11.0 Wind Parameters Mean winds (0-6000m): 171.2 at 9.4 knts Storm direction: 201.2 at 7.0 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 95.1 deg Storm rel helicity (0-3000m) pos: 49.6 neg: 0.0 tot: 49.6 m^2/s^2 ave: 16.5 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 32.74 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 ------------------------------------------------------------------------------- 500 359 6 11 13| 2.7 0.0 2.7| 7.9 0.0 7.9 15.9 0.86| 2.7 2.3 1000 13 6 17 13| 2.4 0.0 2.4| 12.5 0.0 12.5 12.5 0.77| 2.5 1.9 1500 23 5 22 12| 2.1 0.0 2.1| 15.5 0.0 15.5 10.3 0.70| 2.4 1.7 2000 38 5 28 12| 2.4 0.0 2.4| 25.1 0.0 25.1 12.5 0.79| 2.7 2.1 2500 63 5 39 12| 2.8 0.0 2.8| 37.6 0.0 37.6 15.1 0.85| 3.1 2.6 3000 95 6 55 11| 2.9 0.0 2.9| 49.6 0.0 49.6 16.5 0.88| 3.4 3.0 4000 129 7 78 9| 2.4 0.0 2.4| 58.5 0.0 58.5 14.6 0.88| 3.2 2.8 5000 152 9 98 7| 2.0 0.0 2.0| 66.6 0.0 66.6 13.3 0.90| 3.1 2.8 6000 171 9 124 5| 1.8 0.0 1.8| 76.9 0.0 76.9 12.8 0.90| 3.1 2.8 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20250418.11.gif