UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011700.upa.cvt Date: 0000Z 17 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 17 JAN 26 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 1044 78 -36.5 -42.5 54 6.0 -36.7 330 1 233.8 233.8 233.7 234.0 0.09 1 1000 380 -30.7 -36.7 56 6.0 -31.0 340 5 242.4 242.5 242.1 242.9 0.16 2 925 942 -22.1 -28.1 58 6.0 -22.7 345 9 256.7 256.8 255.4 257.9 0.41 3 918 998 -21.5 -26.5 64 5.0 -22.1 346 10 257.9 258.0 256.5 259.2 0.48 4 857 1504 -22.3 -26.6 68 4.3 -22.8 359 14 262.2 262.2 259.9 263.6 0.51 5 850 1564 -22.3 -26.3 70 4.0 -22.8 360 15 262.8 262.9 260.5 264.3 0.52 6 800 2009 -22.3 -26.3 70 4.0 -22.8 5 18 267.4 267.5 263.9 269.0 0.56 7 728 2701 -23.7 -27.6 70 3.9 -24.2 12 23 273.2 273.2 267.8 274.8 0.54 8 700 2986 -25.7 -29.6 70 3.9 -26.2 15 25 274.0 274.1 268.3 275.4 0.47 9 500 5350 -40.3 -43.5 71 3.2 -40.5 15 33 283.9 283.9 273.7 284.4 0.16 10 400 6840 -49.5 -52.6 70 3.1 -49.6 15 35 290.7 290.7 277.1 290.9 0.07 11 300 8670 -61.9 -64.8 68 2.9 -61.9 15 36 298.1 298.1 280.5 298.2 0.02 12 254 9693 -65.5 -68.8 63 3.3 -65.5 10 40 307.3 307.3 284.3 307.3 0.01 13 250 9790 -65.3 -68.6 63 3.3 -65.3 10 40 309.0 309.0 284.9 309.0 0.01 14 241 10014 -65.9 -69.2 63 3.3 -65.9 10 39 311.3 311.3 285.8 311.4 0.01 15 200 11150 -65.9 -69.4 61 3.5 -65.9 10 36 328.4 328.4 291.3 328.5 0.02 16 150 12910 -66.3 -70.1 59 3.8 -66.3 5 31 355.9 355.9 297.9 356.0 0.02 17 144 13157 -66.5 -70.3 59 3.8 -66.5 359.7 359.7 298.7 359.8 0.02 TRP 254 9693 -65.5 -68.8 63 3.3 -65.5 10 40 307.3 307.3 284.3 307.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 4970.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 67.47 % Est. max temperature: -10.41 C = 13.27 F Sfc-Lift cond lev (LCL): 940.46 mb = 822.52 m = 2698.52 ft T: -23.93 C 700-500 lapse rate: 6.18 C/km ThetaE index: 0.00 C Layer 1044.0- -0.0 mb Conv cond level (CCL): 476.37 mb = 5673.31 m = 18612.99 ft Mean mixing ratio: 0.19 g/kg Conv temperature: 15.78 C = 60.40 F Cap Strength: 27.13 C Lifted Index: 32.63 C Risk: None Lifted Index @300 mb: 38.22 C Lifted Index @700 mb: 27.13 C Showalter Index: 16.19 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 14.00 C K Index: -12.20 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 4.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 68.63 J/kg Max Up Vert Vel: 11.72 m/s Conv Inhibition (B-): 20061.54 J/kg Cap Strength: 32.63 C Lift Cond Lev (LCL): 910.69 mb = 1056.70 m = 3466.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 42 at 17 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 1044 78 330 1 0.5 -0.9 | 225 16 11.6 11.7 1 1000 380 340 5 1.7 -4.7 | 239 15 12.9 7.8 2 925 942 345 9 2.3 -8.7 | 254 14 13.5 3.9 3 850 1564 360 15 -0.0 -15.0 | 282 11 11.1 -2.5 4 700 2986 15 25 -6.5 -24.1 | 338 13 4.7 -11.6 5 500 5350 15 33 -8.5 -31.9 | 352 20 2.6 -19.3 6 400 6840 15 35 -9.1 -33.8 | 354 21 2.1 -21.3 7 300 8670 15 36 -9.3 -34.8 | 355 22 1.8 -22.2 8 254 9693 10 40 -6.9 -39.4 | 351 27 4.2 -26.8 9 250 9790 10 40 -6.9 -39.4 | 351 27 4.2 -26.8 10 200 11150 10 36 -6.3 -35.5 | 348 23 4.9 -22.9 11 150 12910 5 31 -2.7 -30.9 | 335 20 8.4 -18.3 Wind Parameters Mean winds (0-6000m): 11.6 at 22.4 knts Storm direction: 41.6 at 16.8 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 114.0 deg Storm rel helicity (0-3000m) pos: 86.2 neg: 0.0 tot: 86.2 m^2/s^2 ave: 28.7 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 4.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.43 Bulk Shear: 48.09 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 ------------------------------------------------------------------------------- 500 340 4 235 15| 5.6 0.0 5.6| 21.1 0.0 21.1 42.2 0.94| 5.6 5.3 1000 343 6 243 15| 4.8 0.0 4.8| 35.5 0.0 35.5 35.5 0.95| 4.9 4.6 1500 350 8 251 13| 4.9 0.0 4.9| 52.1 0.0 52.1 34.7 0.94| 5.1 4.8 2000 355 10 259 12| 4.6 0.0 4.6| 63.5 0.0 63.5 31.7 0.95| 4.8 4.6 2500 360 12 269 11| 4.4 0.0 4.4| 75.3 0.0 75.3 30.1 0.96| 4.7 4.5 3000 4 14 279 10| 4.2 0.0 4.2| 86.2 0.0 86.2 28.7 0.95| 4.5 4.3 4000 8 17 298 10| 3.2 0.4 3.6| 92.9 0.0 92.9 23.2 0.91| 3.8 3.5 5000 10 20 314 10| 2.5 0.7 3.2| 99.7 0.0 99.7 19.9 0.86| 3.4 2.9 6000 12 22 325 11| 2.1 0.7 2.9|103.4 0.0 103.4 17.2 0.83| 3.0 2.5 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260117.00.gif