UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for U2845... Searching the city database file for: U2845 ... Date:0000Z 6 DEC 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 1008 127 0.0 0.0 100 0.0 0.0 0 0 272.5 273.2 272.7 282.7 3.79 1 1000 191 -0.9 -3.0 86 2.1 -1.7 315 1 272.2 272.8 271.5 280.6 3.06 2 925 811 -3.7 -6.4 81 2.7 -4.6 250 7 275.5 276.0 272.6 282.6 2.56 3 879 1212 -6.5 -8.8 84 2.3 -7.2 256 12 276.7 277.0 272.8 282.9 2.23 4 850 1475 -3.9 -5.7 87 1.8 -4.6 260 15 282.1 282.6 276.9 290.4 2.94 5 831 1653 -3.3 -5.9 82 2.6 -4.3 262 15 284.5 285.0 278.2 293.0 2.96 6 762 2333 -7.3 -11.0 75 3.7 -8.5 271 16 287.3 287.7 278.5 293.7 2.16 7 700 2987 -12.7 -15.1 82 2.4 -13.3 280 17 288.4 288.7 278.4 293.5 1.69 8 639 3676 -18.3 -20.9 80 2.6 -18.8 283 19 289.7 289.9 278.2 293.1 1.13 9 500 5470 -28.9 -33.2 66 4.3 -29.4 290 25 297.8 297.9 281.0 299.3 0.47 10 448 6241 -36.1 -40.5 64 4.4 -36.4 297 23 298.2 298.3 280.9 299.1 0.25 11 425 6605 -37.3 -41.9 62 4.6 -37.6 301 22 301.2 301.3 282.2 302.0 0.23 12 400 7020 -40.5 -45.5 59 5.0 -40.8 305 21 302.4 302.4 282.5 302.9 0.16 13 360 7728 -45.9 -51.9 51 6.0 -46.1 310 21 304.4 304.4 283.2 304.7 0.09 14 300 8920 -53.5 -59.5 48 6.0 -53.6 320 21 309.9 309.9 285.4 310.1 0.04 15 272 9548 -57.9 -64.9 40 7.0 -58.0 317 23 312.4 312.4 286.2 312.4 0.02 16 250 10080 -60.9 -67.9 39 7.0 -61.0 315 25 315.5 315.5 287.3 315.6 0.02 17 221 10833 -65.1 -72.1 37 7.0 -65.1 310 27 320.4 320.4 288.9 320.4 0.01 18 200 11440 -63.7 -70.7 38 7.0 -63.8 310 33 331.9 331.9 292.2 331.9 0.01 19 158 12897 -60.5 -67.5 39 7.0 -60.6 294 35 360.5 360.5 298.8 360.6 0.03 20 150 13220 -60.7 -67.7 39 7.0 -60.8 290 36 365.5 365.5 299.8 365.6 0.03 21 100 15720 -63.1 -71.1 33 8.0 -63.3 270 35 405.8 405.8 306.0 405.9 0.03 22 70 17890 -66.9 -74.9 31 8.0 -67.0 265 33 441.3 441.3 310.0 441.4 0.02 23 61 18718 -67.9 -75.9 31 8.0 -68.0 273 34 456.8 456.8 311.5 456.9 0.02 24 50 19900 -72.3 -80.3 29 8.0 -72.4 285 36 473.1 473.1 312.9 473.2 0.01 25 37 21655 -76.1 -84.1 27 8.0 -76.2 505.9 505.9 315.4 506.0 0.01 TRP 221 10833 -65.1 -72.1 37 7.0 -65.1 310 27 320.4 320.4 288.9 320.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5279.00 m Freezing level: 1008.00 mb = 127.35 m = 417.82 ft Wetbulb zero: 1007.91 mb = 128.09 m = 420.23 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 78.53 % Est. max temperature: 8.04 C = 46.47 F Sfc-Lift cond lev (LCL): 1007.81 mb = 128.84 m = 422.69 ft T: -0.02 C 700-500 lapse rate: 6.52 C/km ThetaE index: 2.18 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 891.76 mb = 1098.44 m = 3603.77 ft Mean mixing ratio: 2.80 g/kg Conv temperature: 3.83 C = 38.89 F Cap Strength: 8.91 C Lifted Index: 13.62 C Risk: None Lifted Index @300 mb: 19.96 C Lifted Index @700 mb: 8.64 C Showalter Index: 7.00 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 23.20 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 55.00 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.06 J/kg Max Up Vert Vel: 4.26 m/s Conv Inhibition (B-): 33448.38 J/kg Cap Strength: 13.52 C Lift Cond Lev (LCL): 922.89 mb = 828.91 m = 2719.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 13 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 1008 127 0 0 -0.0 -0.0 | 131 13 -9.7 8.5 1 1000 191 315 1 0.7 -0.7 | 131 12 -9.0 7.7 2 925 811 250 7 6.6 2.4 | 164 11 -3.1 10.8 3 850 1475 260 15 14.8 2.6 | 205 12 5.1 11.1 4 700 2987 280 17 16.7 -3.0 | 232 9 7.0 5.5 5 500 5470 290 25 23.5 -8.6 | 270 14 13.8 -0.1 6 400 7020 305 21 17.2 -12.0 | 296 8 7.5 -3.6 7 300 8920 320 21 13.5 -16.1 | 334 9 3.8 -7.6 8 250 10080 315 25 17.7 -17.7 | 319 12 8.0 -9.2 9 221 10833 310 27 20.7 -17.4 | 309 14 11.0 -8.9 10 200 11440 310 33 25.3 -21.2 | 309 20 15.6 -12.8 11 150 13220 290 36 33.8 -12.3 | 279 24 24.1 -3.9 12 100 15720 270 35 35.0 -0.0 | 252 27 25.3 8.5 13 70 17890 265 33 32.9 2.9 | 244 26 23.2 11.3 14 50 19900 285 36 34.8 -9.3 | 272 25 25.1 -0.9 Wind Parameters Mean winds (0-6000m): 281.0 at 17.2 knts Storm direction: 311.0 at 12.9 knts Shear (0-3000m) pos: 1.6 neg: 1.9 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 103.7 deg Storm rel helicity (0-3000m) pos: 54.8 neg: -0.0 tot: 54.8 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.33 Bulk Shear: 27.43 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 ------------------------------------------------------------------------------- 500 277 3 139 11| 0.0 5.4 5.4| 9.6 -0.0 9.6 19.2 0.62| 6.1 3.8 1000 255 5 155 11| 0.0 5.6 5.6| 26.8 -0.0 26.8 26.8 0.77| 6.4 5.0 1500 258 8 170 10| 1.6 3.7 5.3| 41.4 -0.0 41.4 27.6 0.83| 5.9 4.9 2000 261 10 180 10| 1.5 2.8 4.3| 46.1 -0.0 46.1 23.1 0.83| 4.9 4.1 2500 264 11 188 10| 1.5 2.2 3.8| 50.6 -0.0 50.6 20.2 0.83| 4.4 3.6 3000 268 12 195 9| 1.6 1.9 3.4| 54.8 -0.0 54.8 18.3 0.83| 4.0 3.3 4000 273 14 208 9| 1.6 1.4 3.0| 62.8 -0.0 62.8 15.7 0.84| 3.4 2.9 5000 277 16 222 9| 1.7 1.1 2.8| 71.7 -0.0 71.7 14.3 0.83| 3.1 2.6 6000 281 17 234 9| 1.4 0.9 2.4| 81.7 -0.0 81.7 13.6 0.82| 3.0 2.4 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251206.00.gif