UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122823.upa.cvt Date: 2300Z 28 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:2300Z 28 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 1017 41 -2.1 -6.5 72 4.4 -3.6 165 11 269.7 270.1 268.7 276.0 2.31 1 985 297 2.4 -1.5 75 3.9 0.8 171 18 276.7 277.3 274.7 286.3 3.47 2 932 741 -0.7 -1.9 92 1.2 -1.2 182 29 278.0 278.6 275.5 287.9 3.56 3 914 897 -1.5 -2.8 91 1.3 -2.0 186 33 278.7 279.3 275.7 288.2 3.40 4 872 1270 -3.7 -4.3 96 0.6 -3.9 195 43 280.2 280.8 276.2 289.2 3.18 5 850 1471 -4.7 -5.5 94 0.8 -5.0 200 48 281.2 281.7 276.5 289.6 2.98 6 784 2102 -8.9 -9.9 92 1.0 -9.2 208 47 283.3 283.7 276.6 289.9 2.30 7 741 2536 -11.7 -12.7 92 1.0 -12.0 214 47 284.9 285.2 276.9 290.5 1.94 8 734 2609 -12.5 -13.6 91 1.1 -12.8 215 46 284.8 285.1 276.7 290.1 1.82 9 700 2971 -12.9 -17.0 71 4.1 -13.9 220 46 288.2 288.5 277.9 292.5 1.44 10 692 3058 -13.1 -17.5 69 4.4 -14.2 219 46 288.9 289.2 278.2 293.2 1.40 11 656 3462 -16.3 -26.3 42 10.0 -18.1 216 48 289.8 289.9 277.6 291.9 0.68 12 644 3600 -16.3 -25.3 46 9.0 -18.0 215 48 291.3 291.4 278.4 293.7 0.76 13 623 3849 -16.9 -31.9 26 15.0 -19.3 213 49 293.4 293.5 279.0 294.8 0.42 14 600 4130 -17.7 -31.7 28 14.0 -19.9 211 51 295.6 295.7 280.1 297.1 0.45 15 595 4193 -17.9 -32.9 26 15.0 -20.2 210 51 296.1 296.2 280.2 297.4 0.40 16 557 4683 -20.5 -36.5 23 16.0 -22.6 206 53 298.7 298.7 281.2 299.7 0.30 17 547 4816 -21.5 -37.5 22 16.0 -23.5 205 53 299.0 299.1 281.3 300.0 0.28 18 500 5470 -26.9 -29.5 79 2.6 -27.3 200 56 300.2 300.4 282.4 302.4 0.66 19 493 5572 -27.7 -30.2 79 2.5 -28.0 201 57 300.5 300.6 282.4 302.6 0.63 20 482 5735 -28.3 -30.0 85 1.7 -28.5 202 59 301.7 301.8 283.0 303.9 0.66 21 472 5886 -28.7 -30.5 84 1.8 -29.0 203 60 303.0 303.1 283.4 305.1 0.64 22 466 5978 -28.9 -31.0 82 2.1 -29.2 203 61 303.9 304.0 283.8 305.9 0.62 23 400 7060 -35.9 -39.0 73 3.1 -36.2 210 73 308.3 308.4 285.1 309.5 0.33 24 300 8990 -51.3 -56.0 57 4.7 -51.4 210 75 313.0 313.1 286.5 313.3 0.06 25 286 9299 -54.1 -59.0 55 4.9 -54.2 210 78 313.3 313.4 286.6 313.5 0.05 26 250 10150 -60.9 -64.9 59 4.0 -60.9 210 87 315.5 315.5 287.3 315.6 0.02 27 225 10796 -65.9 -69.8 58 3.9 -65.9 210 91 317.5 317.5 287.9 317.6 0.01 28 200 11500 -71.5 -75.9 52 4.4 -71.5 210 95 319.5 319.5 288.6 319.5 0.01 29 199 11529 -71.6 -76.0 52 4.4 -71.6 210 95 319.7 319.7 288.6 319.8 0.01 30 196 11619 -72.1 -76.4 52 4.3 -72.1 215 93 320.4 320.4 288.9 320.4 0.01 31 173 12357 -68.9 -72.5 59 3.6 -68.9 220 75 337.4 337.4 293.7 337.4 0.01 32 157 12936 -68.9 -73.8 49 4.9 -68.9 223 61 346.8 346.8 296.0 346.9 0.01 33 150 13210 -66.5 -71.5 49 5.0 -66.5 225 54 355.5 355.5 297.8 355.6 0.02 34 126 14268 -64.7 -71.7 38 7.0 -64.8 227 53 377.0 377.0 301.8 377.0 0.02 35 101 15610 -66.5 -81.5 10 15.0 -66.6 230 52 398.1 398.1 304.9 398.1 0.01 36 100 15670 -66.3 -82.3 9 16.0 -66.4 230 52 399.6 399.6 305.2 399.6 0.00 37 89 16374 -66.9 -90.9 2 24.0 -67.0 232 51 412.0 412.0 306.7 412.0 0.00 38 70 17810 -70.3 -96.3 1 26.0 -70.4 235 48 434.0 434.0 309.3 434.0 0.00 39 50 19770 -78.1 -102.1 1 24.0 -78.1 250 54 459.5 459.5 311.7 459.5 0.00 40 43 20623 -80.9 -103.9 1 23.0 -81.0 251 49 472.8 472.8 312.9 472.8 0.00 41 31 22465 -80.1 -103.1 1 23.0 -80.1 255 39 521.4 521.4 316.4 521.4 0.00 42 30 22650 -80.9 -102.9 1 22.0 -81.0 255 38 524.1 524.1 316.5 524.1 0.00 43 21 24631 -85.3 -106.3 1 21.0 -85.4 246 43 567.1 567.1 319.0 567.1 0.00 44 20 24900 -84.5 -105.5 1 21.0 -84.5 245 44 577.5 577.5 319.5 577.5 0.00 45 11 28214 -83.3 -105.3 1 22.0 -83.4 689.6 689.6 324.1 689.6 0.00 TRP 196 11619 -72.1 -76.4 52 4.3 -72.1 215 93 320.4 320.4 288.9 320.4 0.01 WND 199 11529 -71.6 -76.0 52 4.4 -71.6 210 95 319.7 319.7 288.6 319.8 0.01 Sounding variables and indices 1000-500 mb thick: 5293.99 m Freezing level: Surface below freezing Freezing level: 1002.07 mb = 160.50 m = 526.56 ft Freezing level: 943.97 mb = 640.89 m = 2102.63 ft Wetbulb zero: Below ground Precipitable water: 0.43 inches Sfc-500 mean rel hum: 65.61 % Est. max temperature: 8.65 C = 47.56 F Sfc-Lift cond lev (LCL): 949.06 mb = 595.52 m = 1953.78 ft T: 0.32 C 700-500 lapse rate: 5.60 C/km ThetaE index: 0.44 C Layer 734.0- 700.0 mb Conv cond level (CCL): 869.94 mb = 1288.27 m = 4226.57 ft Mean mixing ratio: 3.32 g/kg Conv temperature: 8.52 C = 47.33 F Cap Strength: 12.52 C Lifted Index: 12.84 C Risk: None Lifted Index @300 mb: 19.64 C Lifted Index @700 mb: 5.86 C Showalter Index: 9.58 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 21.40 C K Index: 12.60 Risk: None Sweat Index: 152.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.66 J/kg Max Up Vert Vel: 7.44 m/s Conv Inhibition (B-): 47158.87 J/kg Cap Strength: 12.81 C Lift Cond Lev (LCL): 925.39 mb = 797.95 m = 2617.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 236 at 34 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 1017 41 165 11 -2.8 10.6 | 75 33 -31.4 -8.6 1 850 1471 200 48 16.4 45.1 | 155 29 -12.1 25.9 2 700 2971 220 46 29.6 35.2 | 184 16 1.0 16.1 3 500 5470 200 56 19.2 52.6 | 164 35 -9.4 33.4 4 400 7060 210 73 36.5 63.2 | 190 45 7.9 44.0 5 300 8990 210 75 37.5 65.0 | 191 47 8.9 45.8 6 250 10150 210 87 43.5 75.3 | 195 58 14.9 56.2 7 200 11500 210 95 47.5 82.3 | 197 66 18.9 63.1 8 199 11529 210 95 47.5 82.3 | 197 66 18.9 63.1 9 196 11619 215 93 53.3 76.2 | 204 62 24.8 57.0 10 150 13210 225 54 38.2 38.2 | 207 21 9.6 19.0 11 100 15670 230 52 39.8 33.4 | 218 18 11.3 14.2 12 70 17810 235 48 39.3 27.5 | 232 14 10.8 8.4 13 50 19770 250 54 50.7 18.5 | 272 22 22.2 -0.7 14 30 22650 255 38 36.7 9.8 | 319 12 8.2 -9.3 15 20 24900 245 44 39.9 18.6 | 273 11 11.3 -0.6 Wind Parameters Mean winds (0-6000m): 206.1 at 45.9 knts Storm direction: 236.1 at 34.4 knts Shear (0-3000m) pos: 7.0 neg: 0.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 108.2 deg Storm rel helicity (0-3000m) pos: 383.2 neg: 0.0 tot: 383.2 m^2/s^2 ave: 127.7 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 8.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.24 Bulk Shear: 116.59 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 ------------------------------------------------------------------------------- 500 199 16 81 23| 13.8 0.0 13.8|109.7 0.0 109.7 219.3 0.98| 13.9 13.6 1000 192 23 99 24| 14.0 0.0 14.0|220.1 0.0 220.1 220.1 0.99| 14.4 14.2 1500 194 30 116 23| 13.6 0.0 13.6|324.9 0.0 324.9 216.6 0.99| 14.4 14.3 2000 198 35 127 23| 10.2 0.0 10.2|348.6 0.0 348.6 174.3 0.95| 12.3 11.6 2500 201 37 135 22| 8.3 0.0 8.3|368.8 0.0 368.8 147.5 0.92| 10.9 10.0 3000 204 39 142 20| 7.0 0.0 7.0|383.2 0.0 383.2 127.7 0.90| 9.9 8.9 4000 208 41 151 20| 5.3 1.0 6.3|383.2 -16.0 367.2 91.8 0.74| 8.4 6.3 5000 207 43 156 21| 4.2 1.7 5.9|383.2 -41.4 341.8 68.4 0.61| 7.6 4.7 6000 206 46 159 24| 4.0 1.7 5.7|443.4 -54.9 388.6 64.8 0.59| 7.3 4.3 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251228.23.gif