UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011812.upa.cvt Date: 1200Z 18 JAN 26 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 18 JAN 26 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 1013 122 -3.9 -6.7 81 2.8 -4.8 250 5 268.3 268.6 267.6 274.4 2.28 1 1000 224 -4.3 -7.5 78 3.2 -5.3 259 10 268.9 269.2 267.8 274.7 2.17 2 935 753 -4.5 -6.7 85 2.2 -5.3 303 34 273.9 274.3 271.5 280.7 2.47 3 925 837 -4.9 -7.2 84 2.3 -5.7 310 38 274.3 274.7 271.7 281.0 2.40 4 850 1500 -8.1 -10.4 83 2.3 -8.8 320 29 277.7 278.0 273.1 283.4 2.03 5 704 2950 -12.9 -16.5 74 3.6 -13.8 315 42 287.7 288.0 277.7 292.2 1.49 6 700 2993 -13.3 -16.9 74 3.6 -14.2 315 42 287.8 288.0 277.7 292.1 1.45 7 616 3953 -19.7 -23.2 74 3.5 -20.4 317 41 291.1 291.3 278.7 294.1 0.96 8 508 5348 -31.7 -35.3 70 3.6 -32.0 320 40 293.1 293.1 278.7 294.3 0.37 9 500 5460 -32.5 -36.4 68 3.9 -32.9 320 40 293.4 293.5 278.9 294.5 0.34 10 441 6336 -39.5 -45.5 53 6.0 -39.8 317 43 295.3 295.3 279.4 295.8 0.15 11 400 7000 -44.3 -51.3 46 7.0 -44.6 315 46 297.4 297.4 280.3 297.7 0.08 12 342 8030 -51.9 -59.9 38 8.0 -52.1 312 48 300.7 300.7 281.7 300.8 0.03 13 317 8518 -53.9 -61.9 37 8.0 -54.0 311 49 304.5 304.5 283.2 304.6 0.03 14 300 8870 -55.7 -63.7 36 8.0 -55.8 310 50 306.8 306.8 284.1 306.9 0.02 15 282 9261 -57.9 -65.9 35 8.0 -58.0 310 48 309.2 309.2 285.0 309.2 0.02 16 270 9536 -56.9 -64.9 36 8.0 -57.0 310 49 314.5 314.5 286.9 314.6 0.02 17 250 10020 -58.9 -67.9 30 9.0 -59.0 310 50 318.5 318.5 288.3 318.6 0.02 18 244 10172 -59.5 -68.5 30 9.0 -59.6 309 50 319.8 319.8 288.7 319.9 0.02 19 214 10995 -58.5 -67.5 30 9.0 -58.6 307 47 333.6 333.6 292.7 333.7 0.02 20 200 11420 -58.9 -67.9 30 9.0 -59.0 305 46 339.5 339.5 294.2 339.6 0.02 21 188 11808 -60.3 -69.3 30 9.0 -60.4 302 44 343.3 343.3 295.1 343.4 0.02 22 179 12115 -59.5 -69.5 26 10.0 -59.6 299 43 349.5 349.5 296.5 349.5 0.02 23 157 12935 -60.7 -70.7 26 10.0 -60.9 292 39 360.8 360.8 298.9 360.8 0.02 24 152 13137 -59.5 -69.5 26 10.0 -59.7 291 38 366.2 366.2 299.9 366.3 0.02 25 150 13220 -59.5 -69.5 26 10.0 -59.7 290 38 367.6 367.6 300.1 367.7 0.02 26 137 13782 -61.3 -71.3 25 10.0 -61.4 289 38 374.0 374.1 301.3 374.1 0.02 27 116 14808 -62.1 -72.1 25 10.0 -62.3 287 37 390.8 390.8 303.9 390.9 0.02 28 100 15720 -63.1 -73.1 25 10.0 -63.3 285 36 405.8 405.8 306.0 405.9 0.02 29 72 17694 -71.7 -81.7 21 10.0 -71.8 285 36 427.5 427.5 308.6 427.6 0.01 30 70 17860 -71.5 -81.5 21 10.0 -71.6 285 36 431.4 431.4 309.0 431.5 0.01 31 55 19283 -74.7 -84.7 20 10.0 -74.7 274 52 454.9 454.9 311.3 454.9 0.01 32 50 19840 -74.7 -84.7 20 10.0 -74.7 270 58 467.5 467.5 312.4 467.5 0.01 33 33 22263 -72.1 -82.1 21 10.0 -72.2 278 67 533.3 533.4 317.1 533.4 0.01 34 30 22820 -74.1 -84.1 20 10.0 -74.2 280 69 542.6 542.6 317.7 542.7 0.01 35 20 25180 -75.5 -85.5 19 10.0 -75.6 280 97 605.1 605.1 320.9 605.2 0.01 36 18 25794 -72.7 -82.7 21 10.0 -72.9 632.4 632.4 322.0 632.6 0.02 TRP 282 9261 -57.9 -65.9 35 8.0 -58.0 310 48 309.2 309.2 285.0 309.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5236.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 76.79 % Est. max temperature: 4.93 C = 40.88 F Sfc-Lift cond lev (LCL): 969.15 mb = 470.46 m = 1543.49 ft T: -4.39 C 700-500 lapse rate: 7.78 C/km ThetaE index: 0.09 C Layer 700.0- 616.0 mb Conv cond level (CCL): 810.08 mb = 1870.03 m = 6135.18 ft Mean mixing ratio: 2.33 g/kg Conv temperature: 8.09 C = 46.56 F Cap Strength: 12.75 C Lifted Index: 12.95 C Risk: None Lifted Index @300 mb: 20.39 C Lifted Index @700 mb: 10.82 C Showalter Index: 8.73 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 22.10 C K Index: 10.40 Risk: None Sweat Index: 98.00 Risk: None Energy Index: 2.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.53 J/kg Max Up Vert Vel: 6.09 m/s Conv Inhibition (B-): 46734.42 J/kg Cap Strength: 12.87 C Lift Cond Lev (LCL): 922.14 mb = 861.30 m = 2825.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 28 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 1013 122 250 5 4.7 1.7 | 176 28 -1.8 28.4 1 925 837 310 38 29.1 -24.4 | 264 23 22.6 2.3 2 850 1500 320 29 18.6 -22.2 | 250 13 12.2 4.5 3 700 2993 315 42 29.7 -29.7 | 277 23 23.2 -3.0 4 500 5460 320 40 25.7 -30.6 | 282 20 19.2 -3.9 5 400 7000 315 46 32.5 -32.5 | 283 27 26.0 -5.8 6 300 8870 310 50 38.3 -32.1 | 280 32 31.8 -5.4 7 282 9261 310 48 36.8 -30.9 | 278 31 30.3 -4.1 8 250 10020 310 50 38.3 -32.1 | 280 32 31.8 -5.4 9 200 11420 305 46 37.7 -26.4 | 269 31 31.2 0.3 10 150 13220 290 38 35.7 -13.0 | 245 32 29.2 13.7 11 100 15720 285 36 34.8 -9.3 | 238 33 28.3 17.4 12 70 17860 285 36 34.8 -9.3 | 238 33 28.3 17.4 13 50 19840 270 58 58.0 -0.0 | 243 58 51.5 26.7 14 30 22820 280 69 68.0 -12.0 | 257 63 61.5 14.7 15 20 25180 280 97 95.5 -16.8 | 264 90 89.0 9.9 Wind Parameters Mean winds (0-6000m): 316.4 at 36.7 knts Storm direction: 346.4 at 27.5 knts Shear (0-3000m) pos: 4.9 neg: 2.1 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 101.1 deg Storm rel helicity (0-3000m) pos: 312.6 neg: -16.0 tot: 296.6 m^2/s^2 ave: 98.9 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 7.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.32 Bulk Shear: 57.71 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 ------------------------------------------------------------------------------- 500 305 16 202 19| 25.3 0.0 25.3|190.1 0.0 190.1 380.1 0.99| 27.2 26.8 1000 307 26 231 18| 16.6 0.0 16.6|276.7 -4.7 271.9 271.9 0.87| 23.0 20.1 1500 311 27 239 17| 9.8 0.0 9.8|279.3 -16.0 263.3 175.5 0.72| 17.6 12.7 2000 313 29 244 16| 7.4 1.1 8.5|292.0 -16.0 276.0 138.0 0.72| 14.4 10.3 2500 314 30 250 16| 5.9 1.8 7.7|303.9 -16.0 287.9 115.2 0.71| 12.4 8.8 3000 314 32 255 17| 4.9 2.1 7.0|312.6 -16.0 296.6 98.9 0.69| 11.0 7.6 4000 315 34 262 18| 3.6 1.6 5.2|316.5 -16.0 300.5 75.1 0.68| 8.4 5.8 5000 316 36 266 19| 2.9 1.2 4.1|319.9 -16.0 304.0 60.8 0.68| 6.9 4.7 6000 316 37 269 19| 2.4 1.2 3.7|322.8 -16.0 306.8 51.1 0.65| 6.1 3.9 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20260118.12.gif