UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 8 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 1011 124 -10.1 -13.1 79 3.0 -10.8 135 5 262.2 262.4 261.7 265.9 1.38 1 1000 208 -11.3 -14.7 76 3.4 -12.1 135 9 261.9 262.0 261.1 265.2 1.22 2 993 262 -11.7 -15.1 76 3.4 -12.4 140 11 262.0 262.2 261.2 265.2 1.19 3 953 577 -12.3 -15.5 77 3.2 -13.0 166 23 264.5 264.7 263.0 267.8 1.20 4 940 683 -8.5 -11.3 80 2.8 -9.2 175 26 269.4 269.7 267.4 274.1 1.71 5 938 699 -7.1 -9.6 82 2.5 -7.8 176 27 271.0 271.3 268.9 276.4 1.96 6 937 708 -5.3 -7.7 83 2.4 -6.1 177 27 272.9 273.3 270.7 279.2 2.28 7 925 809 -4.9 -6.9 86 2.0 -5.5 185 31 274.3 274.7 271.8 281.1 2.46 8 893 1085 -5.5 -7.3 87 1.8 -6.1 187 32 276.5 276.9 273.1 283.4 2.47 9 850 1471 -7.5 -9.8 84 2.3 -8.2 190 33 278.3 278.7 273.6 284.3 2.13 10 816 1788 -9.1 -11.8 81 2.7 -9.9 193 31 279.9 280.2 274.2 285.3 1.89 11 802 1922 -7.1 -9.5 83 2.4 -7.9 194 31 283.4 283.8 276.7 290.1 2.32 12 700 2973 -12.1 -14.8 80 2.7 -12.9 205 25 289.1 289.4 278.7 294.3 1.73 13 602 4119 -16.1 -19.2 77 3.1 -16.9 223 24 297.2 297.5 282.0 301.6 1.39 14 500 5490 -26.7 -30.0 74 3.3 -27.2 245 23 300.5 300.6 282.4 302.6 0.63 15 400 7060 -39.1 -42.7 69 3.6 -39.4 230 29 304.2 304.2 283.4 305.0 0.22 16 300 8960 -54.5 -58.3 63 3.8 -54.6 250 42 308.5 308.5 284.8 308.7 0.05 17 274 9532 -59.1 -63.0 60 3.9 -59.2 252 43 310.0 310.0 285.4 310.1 0.03 18 250 10100 -63.1 -67.0 59 3.9 -63.1 255 44 312.3 312.3 286.2 312.3 0.02 19 235 10478 -65.9 -69.6 60 3.7 -65.9 256 43 313.6 313.6 286.6 313.6 0.01 20 204 11332 -68.5 -72.4 57 3.9 -68.5 260 42 322.4 322.4 289.5 322.5 0.01 21 200 11450 -69.3 -73.2 57 3.9 -69.3 260 42 323.0 323.0 289.7 323.0 0.01 22 186 11881 -72.3 -76.0 57 3.7 -72.3 260 46 324.9 324.9 290.3 325.0 0.01 23 166 12559 -67.1 -71.0 58 3.9 -67.1 271 41 344.4 344.4 295.4 344.4 0.02 24 150 13170 -68.3 -72.2 57 3.9 -68.3 280 36 352.4 352.4 297.2 352.5 0.01 25 100 15590 -69.1 -73.1 56 4.0 -69.1 300 38 394.2 394.2 304.4 394.3 0.02 26 70 17710 -71.5 -75.4 56 3.9 -71.5 305 35 431.4 431.4 309.0 431.5 0.02 27 63 18331 -72.5 -76.6 54 4.1 -72.5 442.4 442.4 310.1 442.5 0.02 TRP 186 11881 -72.3 -76.0 57 3.7 -72.3 260 46 324.9 324.9 290.3 325.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5282.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 79.40 % Est. max temperature: 5.53 C = 41.96 F Sfc-Lift cond lev (LCL): 963.45 mb = 493.31 m = 1618.44 ft T: -12.14 C 700-500 lapse rate: 5.80 C/km ThetaE index: 0.78 C Layer 1000.0- 993.0 mb Conv cond level (CCL): 996.94 mb = 231.54 m = 759.65 ft Mean mixing ratio: 1.59 g/kg Conv temperature: -10.42 C = 13.24 F Cap Strength: 23.20 C Lifted Index: 24.32 C Risk: None Lifted Index @300 mb: 26.57 C Lifted Index @700 mb: 17.53 C Showalter Index: 13.83 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 16.90 C K Index: 6.70 Risk: None Sweat Index: 216.39 Risk: None Energy Index: 3.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.23 J/kg Max Up Vert Vel: 11.42 m/s Conv Inhibition (B-): 28804.91 J/kg Cap Strength: 24.27 C Lift Cond Lev (LCL): 923.70 mb = 820.03 m = 2690.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 239 at 19 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 1011 124 135 5 -3.5 3.5 | 72 21 -19.9 -6.3 1 1000 208 135 9 -6.4 6.4 | 81 23 -22.7 -3.5 2 925 809 185 31 2.7 30.9 | 147 25 -13.7 21.0 3 850 1471 190 33 5.7 32.5 | 155 25 -10.6 22.6 4 700 2973 205 25 10.6 22.7 | 156 14 -5.8 12.8 5 500 5490 245 23 20.8 9.7 | 272 4 4.5 -0.1 6 400 7060 230 29 22.2 18.6 | 214 11 5.8 8.8 7 300 8960 250 42 39.5 14.4 | 259 24 23.1 4.5 8 250 10100 255 44 42.5 11.4 | 267 26 26.1 1.5 9 200 11450 260 42 41.4 7.3 | 276 25 25.0 -2.6 10 186 11881 260 46 45.3 8.0 | 274 29 28.9 -1.9 11 150 13170 280 36 35.5 -6.3 | 310 25 19.1 -16.1 12 100 15590 300 38 32.9 -19.0 | 330 33 16.5 -28.9 13 70 17710 305 35 28.7 -20.1 | 338 32 12.3 -29.9 Wind Parameters Mean winds (0-6000m): 208.9 at 25.5 knts Storm direction: 238.9 at 19.1 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 85.7 deg Storm rel helicity (0-3000m) pos: 231.7 neg: -1.1 tot: 230.6 m^2/s^2 ave: 76.9 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 6.2 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 1.27 Bulk Shear: 51.43 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 ------------------------------------------------------------------------------- 500 158 15 101 22| 20.9 0.0 20.9|136.2 0.0 136.2 272.4 0.97| 23.0 22.2 1000 179 22 127 21| 15.0 0.0 15.0|213.0 0.0 213.0 213.0 0.98| 17.5 17.1 1500 183 26 137 22| 10.2 0.0 10.2|226.6 0.0 226.6 151.0 0.96| 12.6 12.1 2000 186 27 142 22| 7.1 0.0 7.1|229.4 0.0 229.4 114.7 0.88| 10.5 9.2 2500 189 27 144 21| 5.2 0.0 5.2|229.8 -0.2 229.6 91.8 0.81| 9.1 7.4 3000 191 27 146 20| 4.1 0.0 4.1|231.7 -1.1 230.6 76.9 0.76| 8.2 6.2 4000 196 26 150 18| 3.1 0.0 3.1|242.7 -1.1 241.6 60.4 0.74| 7.0 5.2 5000 203 26 155 15| 2.6 0.0 2.6|250.6 -1.1 249.4 49.9 0.75| 6.3 4.7 6000 209 25 162 13| 2.2 0.2 2.4|253.0 -5.1 247.9 41.3 0.67| 5.7 3.9 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251208.12.gif