UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 4 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 1008 124 -0.7 -2.2 90 1.5 -1.3 225 5 271.8 272.4 271.5 280.5 3.22 1 1000 187 -1.9 -4.9 80 3.0 -3.0 220 5 271.2 271.7 270.2 278.5 2.65 2 970 428 -3.9 -6.7 81 2.8 -4.8 236 7 271.6 272.0 270.0 278.1 2.38 3 940 676 -4.1 -6.7 82 2.6 -5.0 252 10 273.9 274.3 271.5 280.6 2.46 4 925 802 -5.1 -8.1 79 3.0 -6.1 260 11 274.1 274.5 271.3 280.3 2.24 5 873 1254 -8.5 -10.9 83 2.4 -9.2 263 12 275.1 275.5 271.4 280.5 1.90 6 872 1263 -8.9 -11.3 83 2.4 -9.6 263 12 274.8 275.1 271.1 280.0 1.85 7 865 1325 -5.3 -7.8 83 2.5 -6.1 264 13 279.2 279.6 274.6 286.1 2.45 8 861 1362 -5.9 -8.8 80 2.9 -6.8 264 13 278.9 279.3 274.2 285.4 2.28 9 850 1463 -3.1 -11.1 54 8.0 -5.7 265 13 282.9 283.2 275.9 288.5 1.92 10 844 1519 -1.9 -11.9 46 10.0 -5.1 265 13 284.7 285.0 276.7 290.1 1.82 11 827 1682 -1.1 -17.1 28 16.0 -5.7 266 13 287.2 287.4 277.1 290.9 1.21 12 822 1730 -1.1 -18.1 26 17.0 -5.9 267 13 287.7 287.9 277.2 291.1 1.12 13 754 2417 -3.9 -25.9 16 22.0 -9.0 271 13 291.9 292.0 278.6 293.9 0.61 14 700 3000 -8.3 -27.3 20 19.0 -12.3 275 13 293.3 293.4 279.1 295.2 0.58 15 579 4446 -16.5 -44.5 7 28.0 -19.8 278 16 300.1 300.1 281.5 300.5 0.13 16 512 5357 -22.9 -46.9 9 24.0 -25.2 280 19 303.1 303.1 282.8 303.5 0.11 17 500 5530 -24.5 -43.5 15 19.0 -26.4 280 19 303.2 303.2 282.9 303.7 0.16 18 450 6286 -30.1 -42.1 30 12.0 -31.2 280 25 305.4 305.4 283.8 306.1 0.21 19 400 7110 -37.5 -50.5 25 13.0 -38.2 280 31 306.3 306.3 284.0 306.6 0.09 20 387 7337 -39.7 -52.7 24 13.0 -40.3 279 31 306.3 306.3 284.0 306.5 0.07 21 300 9030 -53.3 -63.3 29 10.0 -53.5 275 29 310.2 310.2 285.4 310.3 0.03 22 260 9936 -60.3 -69.3 30 9.0 -60.4 279 31 312.9 312.9 286.4 312.9 0.01 23 250 10180 -61.9 -70.9 29 9.0 -62.0 280 31 314.0 314.0 286.8 314.1 0.01 24 219 10989 -66.3 -74.3 32 8.0 -66.4 280 29 319.4 319.4 288.5 319.4 0.01 25 210 11243 -64.5 -73.5 28 9.0 -64.6 275 29 326.0 326.0 290.6 326.1 0.01 26 204 11420 -65.3 -74.3 28 9.0 -65.4 272 29 327.5 327.5 291.0 327.5 0.01 27 200 11540 -65.3 -74.3 28 9.0 -65.4 270 29 329.3 329.3 291.5 329.4 0.01 28 191 11821 -63.9 -72.9 28 9.0 -64.0 270 29 336.0 336.0 293.3 336.0 0.01 29 178 12253 -64.1 -72.1 33 8.0 -64.2 270 29 342.5 342.5 294.9 342.5 0.01 30 176 12322 -62.9 -70.9 33 8.0 -63.0 270 29 345.6 345.6 295.7 345.6 0.02 31 167 12645 -62.5 -70.5 33 8.0 -62.6 270 29 351.5 351.5 297.0 351.5 0.02 32 163 12795 -61.1 -69.1 34 8.0 -61.2 270 29 356.2 356.3 298.0 356.3 0.02 33 150 13310 -62.3 -70.3 33 8.0 -62.4 270 29 362.8 362.8 299.2 362.8 0.02 34 147 13435 -62.7 -70.7 33 8.0 -62.8 270 29 364.2 364.2 299.5 364.2 0.02 35 142 13650 -61.3 -69.3 34 8.0 -61.4 271 30 370.2 370.2 300.6 370.3 0.02 36 114 15012 -63.1 -72.1 29 9.0 -63.2 273 32 390.9 390.9 303.9 391.0 0.02 37 111 15177 -61.9 -70.9 29 9.0 -62.0 274 32 396.1 396.1 304.7 396.2 0.02 38 106 15461 -63.9 -72.9 28 9.0 -64.0 274 32 397.6 397.6 304.9 397.7 0.02 39 100 15820 -63.3 -73.3 25 10.0 -63.4 275 33 405.4 405.4 305.9 405.5 0.02 40 96 16070 -63.1 -73.1 25 10.0 -63.3 277 32 410.6 410.6 306.6 410.7 0.02 41 86 16741 -65.7 -75.7 24 10.0 -65.8 281 30 418.5 418.5 307.6 418.5 0.02 42 78 17335 -64.5 -74.5 24 10.0 -64.7 285 29 432.8 432.8 309.1 432.9 0.02 43 75 17573 -66.1 -76.1 23 10.0 -66.2 287 28 434.3 434.3 309.3 434.4 0.02 44 70 17990 -66.3 -77.3 20 11.0 -66.5 290 27 442.5 442.5 310.1 442.6 0.01 45 69 18077 -66.1 -77.1 20 11.0 -66.2 290 27 444.8 444.8 310.4 444.9 0.02 46 56 19331 -69.9 -79.9 22 10.0 -70.0 290 28 463.5 463.5 312.1 463.6 0.01 47 53 19656 -72.1 -83.1 18 11.0 -72.2 290 29 465.8 465.8 312.3 465.8 0.01 48 50 20000 -71.3 -82.3 18 11.0 -71.4 290 29 475.5 475.5 313.1 475.5 0.01 49 30 22980 -77.5 -88.5 15 11.0 -77.6 280 40 533.4 533.4 317.1 533.4 0.01 50 25 24018 -79.9 -90.9 14 11.0 -80.0 555.0 555.0 318.3 555.0 0.00 TRP 219 10989 -66.3 -74.3 32 8.0 -66.4 280 29 319.4 319.4 288.5 319.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5343.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 31.35 % Est. max temperature: 7.50 C = 45.50 F Sfc-Lift cond lev (LCL): 984.50 mb = 310.56 m = 1018.88 ft T: -2.93 C 700-500 lapse rate: 6.40 C/km ThetaE index: 2.41 C Layer 1000.0- 940.0 mb Conv cond level (CCL): 886.41 mb = 1134.71 m = 3722.75 ft Mean mixing ratio: 2.43 g/kg Conv temperature: 2.34 C = 36.22 F Cap Strength: 19.97 C Lifted Index: 19.89 C Risk: None Lifted Index @300 mb: 21.86 C Lifted Index @700 mb: 14.82 C Showalter Index: 12.86 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 13.40 C K Index: -8.70 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.98 J/kg Max Up Vert Vel: 5.29 m/s Conv Inhibition (B-): 44784.30 J/kg Cap Strength: 19.93 C Lift Cond Lev (LCL): 915.92 mb = 879.04 m = 2883.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 11 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 1008 124 225 5 3.5 3.5 | 150 11 -5.5 9.5 1 1000 187 220 5 3.2 3.8 | 149 11 -5.8 9.8 2 925 802 260 11 10.8 1.9 | 193 8 1.8 7.9 3 850 1463 265 13 13.0 1.1 | 209 8 3.9 7.1 4 700 3000 275 13 13.0 -1.1 | 219 6 3.9 4.8 5 500 5530 280 19 18.7 -3.3 | 255 10 9.7 2.7 6 400 7110 280 31 30.5 -5.4 | 268 21 21.5 0.6 7 300 9030 275 29 28.9 -2.5 | 260 20 19.9 3.4 8 250 10180 280 31 30.5 -5.4 | 268 21 21.5 0.6 9 219 10989 280 29 28.6 -5.0 | 267 20 19.5 0.9 10 200 11540 270 29 29.0 -0.0 | 253 21 20.0 6.0 11 150 13310 270 29 29.0 -0.0 | 253 21 20.0 6.0 12 100 15820 275 33 32.9 -2.9 | 263 24 23.8 3.1 13 70 17990 290 27 25.4 -9.2 | 281 17 16.3 -3.3 14 50 20000 290 29 27.3 -9.9 | 282 19 18.2 -4.0 15 30 22980 280 40 39.4 -6.9 | 272 30 30.4 -1.0 Wind Parameters Mean winds (0-6000m): 273.4 at 14.4 knts Storm direction: 303.4 at 10.8 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 71.6 deg Storm rel helicity (0-3000m) pos: 26.9 neg: 0.0 tot: 26.9 m^2/s^2 ave: 9.0 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.10 Bulk Shear: 12.69 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 ------------------------------------------------------------------------------- 500 237 7 161 10| 5.2 0.0 5.2| 13.9 0.0 13.9 27.8 0.90| 5.7 5.2 1000 253 9 177 9| 4.4 0.0 4.4| 21.6 0.0 21.6 21.6 0.91| 4.8 4.4 1500 258 10 186 8| 3.4 0.0 3.4| 24.4 0.0 24.4 16.3 0.91| 3.7 3.3 2000 261 11 192 8| 2.6 0.0 2.6| 25.2 0.0 25.2 12.6 0.89| 2.9 2.6 2500 263 11 196 8| 2.1 0.0 2.1| 26.0 0.0 26.0 10.4 0.87| 2.5 2.2 3000 265 12 200 7| 1.9 0.0 1.9| 26.9 0.0 26.9 9.0 0.86| 2.2 1.9 4000 268 12 207 7| 1.7 0.0 1.7| 30.7 0.0 30.7 7.7 0.86| 2.0 1.7 5000 271 13 216 7| 1.6 0.0 1.6| 34.7 0.0 34.7 6.9 0.84| 1.8 1.5 6000 273 14 226 7| 1.5 0.3 1.8| 41.5 0.0 41.5 6.9 0.74| 2.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251204.12.gif