UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121900.upa.cvt Date: 0000Z 19 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:0000Z 19 DEC 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 1000 183 0.8 -0.9 88 1.7 0.1 260 3 274.0 274.5 273.3 283.7 3.58 1 950 594 -2.9 -4.4 89 1.5 -3.4 276 11 274.2 274.7 272.4 282.2 2.90 2 925 807 -0.5 -6.5 64 6.0 -2.7 285 15 278.8 279.2 274.5 285.9 2.54 3 903 1000 2.4 -11.6 35 14.0 -2.3 289 16 283.7 284.0 276.0 288.8 1.74 4 878 1225 1.8 -21.2 16 23.0 -4.3 294 17 285.4 285.5 275.5 287.8 0.80 5 850 1485 0.6 -27.4 10 28.0 -5.8 300 19 286.8 286.9 275.7 288.3 0.47 6 703 2987 -7.3 -43.3 4 36.0 -12.5 280 23 294.0 294.1 278.8 294.5 0.12 7 700 3020 -7.3 -43.3 4 36.0 -12.5 280 23 294.4 294.4 279.0 294.8 0.12 8 694 3087 -7.3 -42.3 4 35.0 -12.5 280 23 295.1 295.2 279.4 295.6 0.13 9 657 3513 -7.7 -18.7 41 11.0 -10.8 282 25 299.3 299.6 282.8 303.5 1.33 10 634 3790 -6.9 -23.9 24 17.0 -11.2 283 25 303.3 303.5 283.8 306.2 0.87 11 563 4706 -12.1 -40.1 8 28.0 -16.5 286 28 307.7 307.7 284.7 308.4 0.21 12 551 4870 -13.1 -39.1 9 26.0 -17.2 287 29 308.4 308.4 285.0 309.2 0.23 13 500 5600 -19.5 -34.5 25 15.0 -21.9 290 31 309.3 309.3 285.6 310.7 0.41 14 470 6052 -23.5 -35.5 32 12.0 -25.2 291 33 309.8 309.9 285.8 311.2 0.40 15 400 7200 -32.5 -43.5 33 11.0 -33.4 295 38 312.7 312.8 286.6 313.5 0.20 16 300 9160 -48.9 -56.9 39 8.0 -49.1 305 48 316.4 316.4 287.6 316.7 0.06 17 250 10340 -58.7 -64.7 46 6.0 -58.8 305 60 318.8 318.8 288.4 318.9 0.03 18 224 11021 -64.7 -70.7 43 6.0 -64.7 316 64 319.8 319.8 288.7 319.8 0.01 19 205 11560 -67.1 -73.1 42 6.0 -67.1 325 68 324.2 324.2 290.0 324.2 0.01 20 202 11650 -66.6 -72.6 43 6.0 -66.7 325 68 326.3 326.3 290.7 326.4 0.01 21 200 11710 -66.3 -72.3 43 6.0 -66.3 330 68 327.8 327.8 291.1 327.8 0.01 22 175 12519 -67.7 -73.7 42 6.0 -67.7 323 54 338.2 338.2 293.9 338.3 0.01 23 158 13146 -60.5 -66.5 45 6.0 -60.6 318 43 360.5 360.5 298.8 360.6 0.03 24 150 13470 -60.7 -66.7 45 6.0 -60.8 315 38 365.5 365.5 299.8 365.7 0.03 25 123 14696 -64.1 -70.1 44 6.0 -64.2 315 31 380.7 380.7 302.3 380.8 0.02 26 100 15970 -62.1 -69.1 39 7.0 -62.3 315 23 407.7 407.8 306.2 407.9 0.03 27 70 18160 -65.3 -73.3 32 8.0 -65.4 305 27 444.7 444.7 310.4 444.8 0.03 28 52 19955 -67.3 -76.3 27 9.0 -67.5 318 31 479.5 479.5 313.4 479.6 0.02 29 50 20190 -68.7 -77.7 26 9.0 -68.8 320 31 481.6 481.6 313.6 481.7 0.02 30 30 23150 -81.5 -89.5 24 8.0 -81.5 310 46 522.5 522.5 316.5 522.5 0.00 31 27 23740 -83.5 -91.5 23 8.0 -83.5 309 51 532.8 532.8 317.1 532.8 0.00 32 21 25131 -85.7 -93.7 22 8.0 -85.7 306 62 565.9 565.9 318.9 565.9 0.00 33 20 25400 -84.9 -92.9 23 8.0 -84.9 305 64 576.3 576.3 319.5 576.3 0.00 34 14 27383 -81.7 -89.7 24 8.0 -81.8 649.0 649.0 322.6 649.1 0.01 TRP 205 11560 -67.1 -73.1 42 6.0 -67.1 325 68 324.2 324.2 290.0 324.2 0.01 WND 202 11650 -66.6 -72.6 43 6.0 -66.7 325 68 326.3 326.3 290.7 326.4 0.01 Sounding variables and indices 1000-500 mb thick: 5417.10 m Freezing level: 989.19 mb = 271.76 m = 891.60 ft Freezing level: 921.21 mb = 840.22 m = 2756.58 ft Freezing level: 838.84 mb = 1599.05 m = 5246.17 ft Wetbulb zero: 998.48 mb = 195.08 m = 640.02 ft Precipitable water: 0.21 inches Sfc-500 mean rel hum: 23.76 % Est. max temperature: 13.62 C = 56.52 F Sfc-Lift cond lev (LCL): 973.77 mb = 395.89 m = 1298.85 ft T: -1.12 C 700-500 lapse rate: 4.73 C/km ThetaE index: 1.46 C Layer 950.0- 925.0 mb Conv cond level (CCL): 572.57 mb = 4575.88 m = 15012.53 ft Mean mixing ratio: 2.80 g/kg Conv temperature: 33.90 C = 93.02 F Cap Strength: 21.22 C Lifted Index: 20.97 C Risk: None Lifted Index @300 mb: 22.68 C Lifted Index @700 mb: 12.13 C Showalter Index: 18.04 C Risk: None Total Totals Index: 12.20 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: -7.90 C K Index: -43.30 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 4.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.62 J/kg Max Up Vert Vel: 8.79 m/s Conv Inhibition (B-): 49984.88 J/kg Cap Strength: 21.18 C Lift Cond Lev (LCL): 887.77 mb = 1136.39 m = 3728.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 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 1000 183 260 3 3.0 0.5 | 147 16 -8.7 13.3 1 925 807 285 15 14.5 -3.9 | 198 9 2.8 8.9 2 850 1485 300 19 16.5 -9.5 | 236 6 4.8 3.3 3 700 3020 280 23 22.7 -4.0 | 231 14 11.0 8.8 4 500 5600 290 31 29.1 -10.6 | 263 18 17.5 2.2 5 400 7200 295 38 34.4 -16.1 | 278 23 22.8 -3.3 6 300 9160 305 48 39.3 -27.5 | 298 31 27.7 -14.7 7 250 10340 305 60 49.1 -34.4 | 300 43 37.5 -21.6 8 205 11560 325 68 39.0 -55.7 | 327 51 27.3 -42.9 9 202 11650 325 68 39.0 -55.7 | 327 51 27.3 -42.9 10 200 11710 330 68 34.0 -58.9 | 334 51 22.3 -46.1 11 150 13470 315 38 26.9 -26.9 | 313 21 15.2 -14.1 12 100 15970 315 23 16.3 -16.3 | 307 6 4.6 -3.5 13 70 18160 305 27 22.1 -15.5 | 284 11 10.5 -2.7 14 50 20190 320 31 19.9 -23.7 | 323 14 8.3 -11.0 15 30 23150 310 46 35.2 -29.6 | 305 29 23.6 -16.8 16 20 25400 305 64 52.4 -36.7 | 300 47 40.8 -23.9 Wind Parameters Mean winds (0-6000m): 287.6 at 23.1 knts Storm direction: 317.6 at 17.3 knts Shear (0-3000m) pos: 3.0 neg: 1.3 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 47.4 neg: -2.8 tot: 44.6 m^2/s^2 ave: 14.9 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.23 Bulk Shear: 31.46 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 ------------------------------------------------------------------------------- 500 280 8 161 12| 10.1 0.0 10.1| 29.9 0.0 29.9 59.8 0.85| 10.3 8.8 1000 285 12 177 10| 7.6 0.0 7.6| 41.4 0.0 41.4 41.4 0.84| 8.2 6.9 1500 291 14 190 8| 5.9 0.0 5.9| 45.5 0.0 45.5 30.4 0.80| 6.7 5.4 2000 292 15 201 8| 4.4 0.7 5.1| 45.6 -0.3 45.3 22.7 0.70| 5.7 4.0 2500 291 17 210 8| 3.5 1.1 4.7| 45.6 -1.5 44.1 17.6 0.61| 5.2 3.1 3000 289 18 216 9| 3.0 1.3 4.2| 47.4 -2.8 44.6 14.9 0.56| 4.7 2.6 4000 287 19 224 10| 2.7 1.0 3.6| 60.4 -2.8 57.6 14.4 0.60| 4.0 2.4 5000 287 21 233 11| 2.5 0.8 3.3| 74.5 -2.8 71.7 14.3 0.64| 3.6 2.3 6000 288 23 241 12| 2.4 0.6 3.1| 90.6 -2.8 87.8 14.6 0.65| 3.3 2.2 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251219.00.gif