UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:1200Z 7 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 186 0.4 -1.3 88 1.7 -0.3 150 5 273.5 274.1 272.9 283.0 3.47 1 939 688 -4.1 -5.6 89 1.5 -4.6 178 20 273.9 274.4 271.9 281.3 2.68 2 931 756 -3.7 -5.1 90 1.4 -4.2 182 22 275.0 275.5 272.8 282.8 2.81 3 925 807 -2.7 -5.5 81 2.8 -3.7 185 23 276.5 277.0 273.5 284.2 2.74 4 896 1061 1.2 -7.8 51 9.0 -2.1 183 19 283.1 283.5 276.6 289.9 2.37 5 865 1343 0.2 -10.8 43 11.0 -3.6 181 15 284.9 285.3 277.0 290.6 1.94 6 850 1483 -0.9 -10.9 47 10.0 -4.3 180 13 285.2 285.5 277.1 290.9 1.95 7 768 2287 -5.9 -13.9 53 8.0 -8.3 211 15 288.2 288.5 278.3 293.3 1.70 8 739 2588 -6.3 -9.0 81 2.7 -7.2 223 16 291.0 291.4 280.8 298.7 2.62 9 700 3011 -8.9 -12.1 78 3.2 -9.9 240 17 292.6 293.0 281.0 299.1 2.16 10 638 3722 -13.1 -16.1 78 3.0 -13.9 246 20 295.7 296.0 281.7 301.0 1.70 11 623 3903 -12.5 -15.0 82 2.5 -13.2 247 20 298.4 298.8 283.1 304.4 1.91 12 500 5540 -24.7 -27.3 79 2.6 -25.1 260 27 302.9 303.1 283.7 305.6 0.81 13 449 6317 -30.3 -33.4 74 3.1 -30.7 265 30 305.3 305.4 284.2 307.1 0.51 14 400 7130 -37.5 -40.6 73 3.1 -37.7 270 33 306.3 306.3 284.2 307.2 0.28 15 300 9050 -52.5 -55.6 69 3.1 -52.6 265 40 311.3 311.4 285.9 311.6 0.07 16 284 9403 -55.5 -58.8 67 3.3 -55.6 268 43 312.0 312.0 286.1 312.2 0.05 17 250 10210 -60.3 -63.6 65 3.3 -60.3 275 50 316.4 316.4 287.6 316.5 0.03 18 216 11106 -67.3 -70.5 64 3.2 -67.3 278 42 319.1 319.1 288.5 319.1 0.01 19 200 11570 -67.3 -70.5 64 3.2 -67.3 280 38 326.2 326.2 290.6 326.2 0.01 20 190 11880 -67.5 -70.8 63 3.3 -67.5 282 36 330.7 330.7 291.9 330.7 0.01 21 171 12510 -71.3 -74.6 61 3.3 -71.3 285 33 334.5 334.5 292.9 334.5 0.01 22 150 13290 -69.3 -72.9 59 3.6 -69.3 290 33 350.7 350.7 296.8 350.8 0.01 23 144 13534 -68.1 -71.7 60 3.6 -68.1 289 33 356.9 356.9 298.1 357.0 0.02 24 101 15651 -69.5 -73.4 57 3.9 -69.5 285 35 392.3 392.3 304.2 392.4 0.02 25 100 15710 -69.5 -73.4 57 3.9 -69.5 285 35 393.4 393.4 304.3 393.5 0.02 26 70 17820 -71.1 -74.9 57 3.8 -71.2 285 35 432.3 432.3 309.1 432.4 0.02 27 50 19800 -73.5 -77.9 51 4.4 -73.6 275 33 470.3 470.3 312.7 470.4 0.02 28 44 20546 -74.3 -78.7 51 4.4 -74.3 485.8 485.9 313.9 486.0 0.02 TRP 171 12510 -71.3 -74.6 61 3.3 -71.3 285 33 334.5 334.5 292.9 334.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5354.13 m Freezing level: 994.58 mb = 230.50 m = 756.23 ft Freezing level: 904.92 mb = 982.85 m = 3224.54 ft Freezing level: 862.27 mb = 1368.70 m = 4490.42 ft Wetbulb zero: Below ground Precipitable water: 0.44 inches Sfc-500 mean rel hum: 72.39 % Est. max temperature: 12.05 C = 53.70 F Sfc-Lift cond lev (LCL): 973.74 mb = 398.19 m = 1306.38 ft T: -1.50 C 700-500 lapse rate: 6.25 C/km ThetaE index: 1.67 C Layer 939.0- 931.0 mb Conv cond level (CCL): 710.05 mb = 2899.82 m = 9513.73 ft Mean mixing ratio: 2.90 g/kg Conv temperature: 19.04 C = 66.28 F Cap Strength: 14.84 C Lifted Index: 16.59 C Risk: None Lifted Index @300 mb: 19.84 C Lifted Index @700 mb: 11.30 C Showalter Index: 10.82 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 13.80 C K Index: 9.70 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.84 J/kg Max Up Vert Vel: 7.98 m/s Conv Inhibition (B-): 28128.77 J/kg Cap Strength: 16.57 C Lift Cond Lev (LCL): 911.42 mb = 924.97 m = 3034.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 15 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 186 150 5 -2.5 4.3 | 101 18 -17.2 3.4 1 1000 187 150 5 -2.5 4.3 | 101 18 -17.2 3.4 2 925 807 185 23 2.0 22.9 | 150 25 -12.7 22.0 3 850 1483 180 13 0.0 13.0 | 129 19 -14.7 12.0 4 700 3011 240 17 14.7 8.5 | 180 8 -0.0 7.5 5 500 5540 260 27 26.6 4.7 | 253 12 11.9 3.7 6 400 7130 270 33 33.0 -0.0 | 273 18 18.3 -1.0 7 300 9050 265 40 39.8 3.5 | 264 25 25.1 2.5 8 250 10210 275 50 49.8 -4.4 | 279 35 35.1 -5.3 9 200 11570 280 38 37.4 -6.6 | 288 24 22.7 -7.6 10 171 12510 285 33 31.9 -8.5 | 299 20 17.1 -9.5 11 150 13290 290 33 31.0 -11.3 | 307 20 16.3 -12.2 12 100 15710 285 35 33.8 -9.1 | 298 22 19.1 -10.0 13 70 17820 285 35 33.8 -9.1 | 298 22 19.1 -10.0 14 50 19800 275 33 32.9 -2.9 | 282 19 18.1 -3.8 Wind Parameters Mean winds (0-6000m): 236.3 at 19.7 knts Storm direction: 266.3 at 14.8 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 84.9 deg Storm rel helicity (0-3000m) pos: 144.8 neg: -40.8 tot: 104.0 m^2/s^2 ave: 34.7 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 3.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.74 Bulk Shear: 42.94 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 ------------------------------------------------------------------------------- 500 173 12 124 20| 15.7 0.0 15.7| 80.0 0.0 80.0 159.9 0.91| 16.2 14.8 1000 181 16 137 21| 6.9 0.0 6.9|101.9 -21.7 80.2 80.2 0.58| 12.6 7.3 1500 182 16 136 21| 3.5 0.0 3.5|109.4 -40.8 68.5 45.7 0.39| 10.6 4.2 2000 186 15 137 20| 3.3 0.0 3.3|125.4 -40.8 84.5 42.3 0.44| 9.2 4.1 2500 192 15 141 18| 3.3 0.0 3.3|137.4 -40.8 96.5 38.6 0.47| 8.5 4.0 3000 200 16 146 17| 3.2 0.0 3.2|144.8 -40.8 104.0 34.7 0.50| 7.9 3.9 4000 214 17 157 14| 3.0 0.0 3.0|154.6 -40.8 113.8 28.4 0.54| 6.5 3.5 5000 227 18 172 12| 2.8 0.0 2.8|166.1 -40.8 125.3 25.1 0.57| 5.7 3.3 6000 236 20 189 10| 2.7 0.0 2.7|178.7 -40.8 137.8 23.0 0.58| 5.2 3.0 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251207.12.gif