UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 27 NOV 25 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 ------------------------------------------------------------------------------- 0 1000 25 260 1 SFC 994 73 -1.3 -6.0 70 4.7 -2.9 260 1 272.3 272.7 270.5 279.0 2.45 2 925 637 -5.7 -10.0 72 4.3 -7.0 270 9 273.5 273.8 270.4 278.9 1.93 3 850 1300 -10.7 -14.9 71 4.2 -11.8 275 17 274.9 275.2 270.5 279.0 1.41 4 757 2176 -17.1 -20.6 74 3.5 -17.8 278 34 277.3 277.4 271.2 280.1 0.98 5 725 2499 -16.3 -19.6 76 3.3 -17.0 279 41 281.6 281.8 273.9 284.9 1.11 6 700 2761 -17.9 -20.9 77 3.0 -18.5 280 46 282.7 282.8 274.4 285.7 1.03 7 625 3600 -24.1 -27.1 76 3.0 -24.5 278 51 284.9 285.0 275.0 286.9 0.66 8 527 4828 -31.3 -33.8 79 2.5 -31.6 276 59 290.5 290.5 277.6 291.8 0.42 9 500 5200 -33.3 -37.6 65 4.3 -33.7 275 62 292.4 292.5 278.3 293.4 0.30 10 425 6320 -39.9 -45.9 53 6.0 -40.2 275 67 297.9 297.9 280.7 298.4 0.15 11 400 6730 -42.1 -48.1 52 6.0 -42.4 275 69 300.3 300.3 281.6 300.7 0.12 12 325 8097 -50.5 -56.5 49 6.0 -50.7 279 73 307.1 307.1 284.3 307.3 0.06 13 300 8610 -55.0 -61.0 47 6.0 -55.1 280 75 307.8 307.8 284.5 307.9 0.03 14 288 8871 -57.3 -63.3 46 6.0 -57.4 280 73 308.2 308.2 284.7 308.3 0.03 15 287 8894 -57.3 -63.3 46 6.0 -57.4 280 73 308.5 308.5 284.8 308.6 0.03 16 250 9770 -58.5 -64.5 46 6.0 -58.6 280 71 319.1 319.1 288.5 319.2 0.03 17 200 11180 -59.3 -66.3 40 7.0 -59.4 280 69 338.9 338.9 294.1 339.0 0.03 18 188 11567 -60.1 -67.1 39 7.0 -60.2 343.6 343.6 295.2 343.7 0.02 TRP 288 8871 -57.3 -63.3 46 6.0 -57.4 280 73 308.2 308.2 284.7 308.3 0.03 WND 300 8610 -55.0 -61.0 47 6.0 -55.1 280 75 307.8 307.8 284.5 307.9 0.03 Sounding variables and indices 1000-500 mb thick: 5175.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 74.45 % Est. max temperature: 1.46 C = 34.63 F Sfc-Lift cond lev (LCL): 923.38 mb = 650.74 m = 2134.95 ft T: -5.80 C 700-500 lapse rate: 6.31 C/km ThetaE index: 0.18 C Layer 925.0- 850.0 mb Conv cond level (CCL): 859.23 mb = 1215.33 m = 3987.26 ft Mean mixing ratio: 2.07 g/kg Conv temperature: 1.14 C = 34.04 F Cap Strength: 10.11 C Lifted Index: 11.45 C Risk: None Lifted Index @300 mb: 20.50 C Lifted Index @700 mb: 5.58 C Showalter Index: 11.45 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 18.40 C K Index: 4.70 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 3.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.86 J/kg Max Up Vert Vel: 3.42 m/s Conv Inhibition (B-): 7256.70 J/kg Cap Strength: 11.45 C Lift Cond Lev (LCL): 880.04 mb = 1027.65 m = 3371.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 31 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 ---------------------------------------------------------- 0 994 73 260 1 1.0 0.2 | 128 30 -23.9 18.7 1 925 637 270 9 9.0 -0.0 | 139 24 -15.9 18.6 2 850 1300 275 17 16.9 -1.5 | 155 19 -8.0 17.1 3 700 2761 280 46 45.3 -8.0 | 243 23 20.4 10.6 4 500 5200 275 62 61.8 -5.4 | 250 39 36.8 13.2 5 400 6730 275 69 68.7 -6.0 | 254 46 43.8 12.6 6 300 8610 280 75 73.9 -13.0 | 264 49 48.9 5.6 7 288 8871 280 73 71.9 -12.7 | 263 47 47.0 5.9 8 250 9770 280 71 69.9 -12.3 | 262 45 45.0 6.2 9 200 11180 280 69 68.0 -12.0 | 261 44 43.0 6.6 Wind Parameters Mean winds (0-6000m): 276.7 at 41.4 knts Storm direction: 306.7 at 31.1 knts Shear (0-3000m) pos: 8.1 neg: 0.0 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 116.4 deg Storm rel helicity (0-3000m) pos: 198.9 neg: 0.0 tot: 198.9 m^2/s^2 ave: 66.3 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 180.75 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 ------------------------------------------------------------------------------- 500 269 5 132 28| 7.3 0.0 7.3| 35.8 0.0 35.8 71.6 0.68| 7.3 5.0 1000 271 8 137 25| 6.8 0.0 6.8| 62.0 0.0 62.0 62.0 0.69| 6.9 4.7 1500 273 11 142 23| 7.4 0.0 7.4| 95.4 0.0 95.4 63.6 0.75| 7.4 5.5 2000 275 15 151 20| 8.1 0.0 8.1|136.2 0.0 136.2 68.1 0.82| 8.1 6.7 2500 277 20 162 17| 8.5 0.0 8.5|177.8 0.0 177.8 71.1 0.84| 8.5 7.2 3000 278 24 176 15| 8.1 0.0 8.1|198.9 0.0 198.9 66.3 0.81| 8.1 6.6 4000 278 31 202 15| 6.1 0.9 6.9|212.8 0.0 212.8 53.2 0.74| 7.0 5.2 5000 277 37 220 18| 4.8 1.4 6.3|223.1 0.0 223.1 44.6 0.68| 6.3 4.3 6000 277 41 230 21| 4.0 1.6 5.6|241.3 0.0 241.3 40.2 0.65| 5.7 3.7 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251127.00.gif