UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122223.upa.cvt Date: 2300Z 22 DEC 25 Searching for BGEM... Searching the city database file for: BGEM ... Date:2300Z 22 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 990 41 -6.1 -12.1 62 6.0 -7.7 195 19 267.8 268.1 266.0 272.0 1.52 1 957 305 -8.1 -14.1 62 6.0 -9.6 202 19 268.4 268.6 266.1 272.1 1.34 2 886 896 -13.7 -15.1 89 1.4 -14.0 217 19 268.6 268.8 266.2 272.3 1.33 3 865 1077 -15.5 -16.0 96 0.5 -15.6 222 19 268.6 268.8 266.1 272.1 1.27 4 861 1112 -15.7 -16.2 96 0.5 -15.8 222 19 268.7 268.9 266.1 272.2 1.25 5 850 1209 -16.7 -17.5 93 0.8 -16.9 225 19 268.7 268.8 265.9 271.8 1.14 6 839 1307 -17.5 -19.2 87 1.7 -17.8 222 20 268.8 269.0 265.8 271.6 1.00 7 826 1424 -17.9 -22.2 69 4.3 -18.6 218 20 269.6 269.7 265.9 271.8 0.78 8 754 2099 -22.5 -24.6 83 2.1 -22.8 194 24 271.7 271.8 267.2 273.7 0.69 9 700 2640 -26.9 -28.0 90 1.1 -27.1 175 27 272.7 272.8 267.5 274.3 0.55 10 692 2723 -27.5 -28.4 92 0.9 -27.6 174 27 272.9 273.0 267.7 274.5 0.53 11 612 3602 -30.7 -33.7 75 3.0 -31.0 167 32 279.0 279.1 271.2 280.1 0.36 12 562 4205 -33.3 -37.3 67 4.0 -33.6 162 35 282.8 282.9 273.3 283.7 0.28 13 535 4549 -35.3 -41.3 54 6.0 -35.7 159 37 284.4 284.5 274.0 285.1 0.19 14 514 4828 -35.9 -38.4 78 2.5 -36.1 157 39 287.0 287.0 275.6 287.9 0.27 15 513 4842 -35.9 -38.4 78 2.5 -36.1 157 39 287.2 287.2 275.6 288.0 0.27 16 500 5020 -36.3 -39.7 71 3.4 -36.5 155 40 288.8 288.8 276.5 289.6 0.24 17 486 5216 -37.3 -41.2 67 3.9 -37.5 153 41 289.9 289.9 277.0 290.6 0.21 18 455 5665 -40.5 -42.7 79 2.2 -40.6 149 42 291.4 291.4 277.7 292.1 0.19 19 423 6157 -42.9 -47.0 64 4.1 -43.1 144 43 294.5 294.5 279.1 294.9 0.13 20 412 6334 -44.5 -50.5 51 6.0 -44.7 142 43 294.7 294.7 279.1 295.0 0.09 21 400 6530 -46.3 -50.9 59 4.6 -46.4 140 44 294.8 294.8 279.1 295.1 0.09 22 355 7310 -53.3 -57.6 59 4.3 -53.4 145 52 295.6 295.6 279.4 295.8 0.04 23 348 7439 -52.9 -56.1 68 3.2 -52.9 145 53 297.9 297.9 280.5 298.1 0.06 24 335 7684 -52.7 -62.7 29 10.0 -52.8 145 56 301.4 301.4 282.0 301.5 0.02 25 329 7801 -51.1 -60.1 33 9.0 -51.3 145 57 305.2 305.2 283.5 305.3 0.04 26 304 8314 -51.7 -65.7 17 14.0 -51.9 145 61 311.3 311.3 285.8 311.4 0.02 27 301 8378 -51.8 -65.8 17 14.0 -52.1 145 62 312.0 312.0 286.1 312.0 0.02 28 300 8400 -51.9 -65.9 17 14.0 -52.1 145 62 312.2 312.2 286.1 312.3 0.02 29 259 9352 -54.1 -70.1 12 16.0 -54.3 149 51 322.4 322.4 289.5 322.4 0.01 30 250 9580 -53.5 -72.5 8 19.0 -53.8 150 48 326.5 326.5 290.7 326.6 0.01 31 207 10789 -52.9 -82.9 1 30.0 -53.2 154 53 345.6 345.6 295.7 345.6 0.00 32 200 11010 -53.5 -85.5 1 32.0 -53.8 155 54 348.0 348.0 296.2 348.1 0.00 33 174 11909 -52.9 -84.9 1 32.0 -53.3 165 52 363.2 363.2 299.3 363.2 0.00 34 150 12860 -56.3 -87.3 1 31.0 -56.6 175 50 373.1 373.1 301.1 373.1 0.00 35 132 13670 -55.1 -86.1 1 31.0 -55.5 178 49 389.1 389.1 303.6 389.1 0.00 36 101 15358 -58.7 -88.7 1 30.0 -59.0 185 48 413.1 413.1 306.9 413.1 0.00 37 100 15420 -59.3 -89.3 1 30.0 -59.6 185 48 413.2 413.2 306.9 413.2 0.00 38 70 17630 -63.9 -91.9 1 28.0 -64.1 180 50 447.7 447.7 310.6 447.7 0.00 39 60 18568 -67.3 -94.3 1 27.0 -67.5 187 61 460.3 460.3 311.8 460.3 0.00 40 50 19670 -66.5 -94.5 1 28.0 -66.8 195 73 486.8 486.8 314.0 486.8 0.00 41 40 21010 -68.3 -95.3 1 27.0 -68.5 204 72 514.3 514.3 315.9 514.3 0.00 42 30 22710 -73.3 -99.3 1 26.0 -73.5 215 71 544.8 544.8 317.8 544.8 0.00 43 20 25040 -81.7 -104.7 1 23.0 -81.8 205 79 586.1 586.1 320.0 586.1 0.00 44 18 25629 -83.7 -106.7 1 23.0 -83.8 210 77 597.7 597.7 320.5 597.7 0.00 45 10 28960 -76.5 -101.5 1 25.0 -76.8 240 68 734.0 734.0 325.5 734.0 0.00 46 5.3 32600 -78.3 -102.3 1 24.0 -78.7 872.1 872.1 328.8 872.1 0.00 TRP 355 7310 -53.3 -57.6 59 4.3 -53.4 145 52 295.6 295.6 279.4 295.8 0.04 WND 301 8378 -51.8 -65.8 17 14.0 -52.1 145 62 312.0 312.0 286.1 312.0 0.02 Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 77.03 % Est. max temperature: -5.12 C = 22.78 F Sfc-Lift cond lev (LCL): 899.84 mb = 777.12 m = 2549.58 ft T: -12.57 C 700-500 lapse rate: 3.95 C/km ThetaE index: 0.57 C Layer 850.0- 826.0 mb Conv cond level (CCL): 870.50 mb = 1029.55 m = 3377.74 ft Mean mixing ratio: 1.37 g/kg Conv temperature: -5.35 C = 22.37 F Cap Strength: 12.65 C Lifted Index: 13.84 C Risk: None Lifted Index @300 mb: 28.38 C Lifted Index @700 mb: 1.85 C Showalter Index: 14.07 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 18.80 C K Index: 1.00 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.72 J/kg Max Up Vert Vel: 2.33 m/s Conv Inhibition (B-): 4.08 J/kg Cap Strength: 13.58 C Lift Cond Lev (LCL): 873.05 mb = 1007.44 m = 3305.19 ft Lev Free Conv (LFC): 848.05 mb = 1226.27 m = 4023.14 ft Equ Level (EL): 838.05 mb = 1315.21 m = 4314.93 ft B at Equ Level: 2.58 J/kg Max Parcel Lev (MPL): 818.05 mb = 1495.22 m = 4905.52 ft Wind level data Storm motion: 200 at 22 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 ---------------------------------------------------------- 0 990 41 195 19 4.9 18.4 | 48 4 -2.8 -2.6 1 850 1209 225 19 13.4 13.4 | 323 9 5.7 -7.5 2 700 2640 175 27 -2.4 26.9 | 121 12 -10.1 6.0 3 500 5020 155 40 -16.9 36.3 | 122 29 -24.6 15.3 4 400 6530 140 44 -28.3 33.7 | 110 38 -36.0 12.8 5 355 7310 145 52 -29.8 42.6 | 120 43 -37.6 21.7 6 301 8378 145 62 -35.6 50.8 | 125 53 -43.3 29.9 7 300 8400 145 62 -35.6 50.8 | 125 53 -43.3 29.9 8 250 9580 150 48 -24.0 41.6 | 123 38 -31.7 20.6 9 200 11010 155 54 -22.8 48.9 | 133 41 -30.6 28.0 10 150 12860 175 50 -4.4 49.8 | 157 31 -12.1 28.9 11 100 15420 185 48 4.2 47.8 | 172 27 -3.6 26.9 12 70 17630 180 50 0.0 50.0 | 165 30 -7.7 29.1 13 50 19670 195 73 18.9 70.5 | 193 51 11.1 49.6 14 30 22710 215 71 40.7 58.2 | 222 50 33.0 37.2 15 20 25040 205 79 33.4 71.6 | 207 57 25.6 50.7 16 10 28960 240 68 58.9 34.0 | 256 53 51.1 13.1 Wind Parameters Mean winds (0-6000m): 170.3 at 29.7 knts Storm direction: 200.3 at 22.3 knts Shear (0-3000m) pos: 1.4 neg: 3.8 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 75.8 deg Storm rel helicity (0-3000m) pos: 2.3 neg: -15.5 tot: -13.2 m^2/s^2 ave: -4.4 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 35.43 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 ------------------------------------------------------------------------------- 500 200 19 20 3| 4.4 0.0 4.4| 0.0 -3.7 -3.7 -7.4 -0.92| 4.4 -4.0 1000 208 19 345 4| 4.3 0.0 4.3| 0.0 -6.6 -6.6 -6.6 -0.69| 4.4 -3.0 1500 212 19 332 5| 2.9 1.1 4.0| 0.0 -9.5 -9.5 -6.3 -0.54| 4.7 -2.5 2000 209 20 330 4| 2.2 2.6 4.8| 0.0 -10.9 -10.9 -5.5 -0.53| 5.5 -2.9 2500 203 21 344 2| 1.7 3.7 5.4| 0.0 -14.1 -14.1 -5.7 -0.45| 6.1 -2.7 3000 197 22 100 1| 1.4 3.8 5.2| 2.3 -15.5 -13.2 -4.4 -0.39| 5.8 -2.2 4000 186 25 125 6| 1.1 3.8 4.8| 3.8 -16.0 -12.2 -3.1 -0.31| 5.3 -1.6 5000 177 27 125 11| 0.9 3.8 4.6| 3.8 -25.2 -21.4 -4.3 -0.29| 5.0 -1.5 6000 170 30 123 15| 0.7 3.6 4.3| 3.8 -64.9 -61.0 -10.2 -0.33| 4.8 -1.6 Wrote GIF file: /home/apache/climate/data/raob//BGEM/skewt/BGEM.skewt.20251222.23.gif