UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011400.upa.cvt Date: 0000Z 14 JAN 26 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 14 JAN 26 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 1012 108 -11.1 -12.9 87 1.8 -11.5 290 1 261.2 261.4 260.9 264.9 1.40 1 1000 200 -10.3 -13.3 79 3.0 -11.0 355 1 262.9 263.1 262.2 266.6 1.37 2 976 387 -10.1 -12.4 83 2.3 -10.6 46 3 264.9 265.1 263.9 269.0 1.51 3 951 586 -11.1 -12.8 87 1.7 -11.5 101 5 265.8 266.1 264.6 269.9 1.50 4 945 635 -9.3 -10.8 89 1.5 -9.7 115 5 268.2 268.4 266.7 273.0 1.77 5 925 800 -8.3 -9.4 92 1.1 -8.6 160 7 270.8 271.2 268.9 276.4 2.02 6 896 1047 -8.3 -9.4 92 1.1 -8.7 171 9 273.3 273.6 270.6 279.1 2.09 7 850 1454 -11.1 -13.3 84 2.2 -11.7 190 11 274.5 274.8 270.6 279.1 1.61 8 777 2137 -15.9 -18.0 84 2.1 -16.3 195 12 276.5 276.7 271.1 280.0 1.19 9 773 2176 -15.3 -17.4 84 2.1 -15.7 195 12 277.6 277.8 271.8 281.2 1.26 10 737 2538 -12.9 -22.9 43 10.0 -14.9 197 12 284.0 284.1 274.8 286.5 0.82 11 700 2930 -14.7 -19.7 66 5.0 -15.8 200 13 286.2 286.4 276.5 289.7 1.14 12 698 2952 -14.9 -19.8 66 4.9 -16.0 200 13 286.2 286.4 276.5 289.7 1.14 13 663 3340 -16.1 -30.1 29 14.0 -18.4 202 13 289.1 289.2 277.0 290.6 0.47 14 658 3397 -16.5 -31.5 26 15.0 -18.8 202 13 289.3 289.4 277.0 290.6 0.42 15 540 4851 -27.3 -40.3 28 13.0 -28.5 208 15 293.2 293.3 278.6 293.9 0.21 16 500 5400 -31.9 -43.9 29 12.0 -32.7 210 15 294.1 294.2 278.9 294.7 0.16 17 400 6930 -45.5 -54.5 36 9.0 -45.7 185 13 295.9 295.9 279.6 296.1 0.06 18 377 7322 -48.9 -57.9 34 9.0 -49.1 185 12 296.4 296.4 279.8 296.6 0.04 19 308 8624 -57.5 -66.5 31 9.0 -57.6 185 9 302.0 302.0 282.2 302.1 0.02 20 300 8790 -57.7 -66.7 31 9.0 -57.8 185 9 304.0 304.0 283.0 304.1 0.02 21 289 9024 -58.5 -67.5 30 9.0 -58.6 185 9 306.1 306.1 283.9 306.2 0.02 22 250 9930 -59.1 -67.1 35 8.0 -59.2 195 7 318.2 318.2 288.2 318.3 0.02 23 205 11175 -60.1 -69.1 30 9.0 -60.2 262 3 335.2 335.2 293.2 335.3 0.02 24 200 11330 -59.7 -68.7 30 9.0 -59.8 270 3 338.2 338.2 293.9 338.3 0.02 25 194 11521 -58.1 -67.1 31 9.0 -58.2 274 4 343.7 343.7 295.3 343.8 0.02 26 150 13130 -60.9 -70.9 26 10.0 -61.0 310 11 365.2 365.2 299.7 365.2 0.02 27 100 15630 -64.1 -76.1 18 12.0 -64.3 340 29 403.9 403.9 305.7 403.9 0.01 28 88 16410 -64.3 -77.3 15 13.0 -64.5 338 32 418.5 418.5 307.6 418.6 0.01 29 70 17790 -68.9 -81.9 14 13.0 -69.0 335 38 437.0 437.0 309.6 437.0 0.01 30 50 19780 -74.7 -87.7 12 13.0 -74.7 335 46 467.5 467.5 312.4 467.5 0.00 31 40 21067 -77.7 -89.7 13 12.0 -77.7 490.7 490.7 314.3 490.8 0.00 32 31 22523 -78.6 -91.5 10 12.9 -78.7 325 62 525.5 525.5 316.6 525.5 0.00 33 30 22710 -78.7 -91.7 10 13.0 -78.8 530.1 530.1 316.9 530.1 0.00 TRP 289 9024 -58.5 -67.5 30 9.0 -58.6 185 9 306.1 306.1 283.9 306.2 0.02 WND 31 22523 -78.6 -91.5 10 12.9 -78.7 325 62 525.5 525.5 316.6 525.5 0.00 Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 55.85 % Est. max temperature: 1.98 C = 35.57 F Sfc-Lift cond lev (LCL): 983.02 mb = 331.69 m = 1088.22 ft T: -10.16 C 700-500 lapse rate: 6.96 C/km ThetaE index: 0.03 C Layer 850.0- 777.0 mb Conv cond level (CCL): 809.22 mb = 1828.16 m = 5997.82 ft Mean mixing ratio: 1.64 g/kg Conv temperature: 3.41 C = 38.13 F Cap Strength: 19.06 C Lifted Index: 19.29 C Risk: None Lifted Index @300 mb: 23.49 C Lifted Index @700 mb: 15.10 C Showalter Index: 12.73 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 18.60 C K Index: 2.50 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.19 J/kg Max Up Vert Vel: 8.97 m/s Conv Inhibition (B-): 42004.16 J/kg Cap Strength: 19.28 C Lift Cond Lev (LCL): 933.06 mb = 732.91 m = 2404.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 at 9 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 1012 108 290 1 0.9 -0.3 | 44 8 -5.9 -6.1 1 1000 200 355 1 0.1 -1.0 | 45 10 -6.7 -6.8 2 925 800 160 7 -2.4 6.6 | 95 9 -9.2 0.8 3 850 1454 190 11 1.9 10.8 | 136 7 -4.9 5.1 4 700 2930 200 13 4.4 12.2 | 160 7 -2.3 6.4 5 500 5400 210 15 7.5 13.0 | 186 7 0.7 7.2 6 400 6930 185 13 1.1 13.0 | 142 9 -5.7 7.2 7 300 8790 185 9 0.8 9.0 | 118 7 -6.0 3.2 8 289 9024 185 9 0.8 9.0 | 118 7 -6.0 3.2 9 250 9930 195 7 1.8 6.8 | 101 5 -5.0 1.0 10 200 11330 270 3 3.0 -0.0 | 33 7 -3.8 -5.8 11 150 13130 310 11 8.4 -7.1 | 353 13 1.6 -12.8 12 100 15630 340 29 9.9 -27.3 | 355 33 3.1 -33.0 13 70 17790 335 38 16.1 -34.4 | 347 41 9.3 -40.2 14 50 19780 335 46 19.4 -41.7 | 345 49 12.6 -47.5 Wind Parameters Mean winds (0-6000m): 199.6 at 11.9 knts Storm direction: 229.6 at 8.9 knts Shear (0-3000m) pos: 2.3 neg: 0.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 118.1 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: 0.82 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.82 Bulk Shear: 22.09 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 93 3 59 11| 6.3 0.0 6.3| 17.6 0.0 17.6 35.2 0.66| 8.5 5.7 1000 164 5 83 8| 4.8 0.0 4.8| 37.4 0.0 37.4 37.4 0.76| 8.7 6.6 1500 177 7 97 7| 3.9 0.0 3.9| 44.5 0.0 44.5 29.7 0.80| 7.1 5.6 2000 183 8 108 7| 3.1 0.0 3.1| 46.3 0.0 46.3 23.1 0.81| 5.6 4.5 2500 187 9 117 6| 2.6 0.0 2.6| 48.1 0.0 48.1 19.2 0.81| 4.6 3.8 3000 190 9 125 6| 2.3 0.0 2.3| 49.6 0.0 49.6 16.5 0.82| 4.0 3.3 4000 194 10 136 6| 1.8 0.0 1.8| 51.9 0.0 51.9 13.0 0.83| 3.2 2.6 5000 198 11 146 6| 1.5 0.0 1.5| 54.3 0.0 54.3 10.9 0.84| 2.7 2.2 6000 200 12 153 6| 1.3 0.2 1.5| 55.0 -5.9 49.1 8.2 0.65| 2.5 1.6 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20260114.00.gif