UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 6 DEC 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 237 160 3 SFC 999 245 3.2 1.8 91 1.4 2.6 160 3 276.4 277.2 275.7 288.3 4.36 2 966 517 1.0 -0.5 90 1.5 0.4 173 7 276.9 277.5 275.3 287.3 3.81 3 925 866 0.4 -1.0 90 1.4 -0.2 190 13 279.7 280.4 276.9 290.4 3.84 4 876 1303 -1.1 -5.3 73 4.2 -2.7 206 9 282.5 283.1 277.1 290.9 2.94 5 850 1544 -2.1 -5.9 75 3.8 -3.6 215 7 283.9 284.4 277.7 292.2 2.89 6 782 2199 -7.3 -9.0 88 1.7 -7.9 217 7 285.2 285.6 277.9 292.4 2.47 7 776 2259 -7.3 -9.0 88 1.7 -7.9 217 7 285.8 286.3 278.2 293.1 2.49 8 730 2735 -6.7 -12.7 62 6.0 -8.6 219 7 291.5 291.9 280.2 297.5 1.97 9 700 3062 -7.9 -16.9 48 9.0 -10.5 220 7 293.7 294.0 280.6 298.2 1.45 10 671 3389 -10.1 -23.1 34 13.0 -13.1 231 9 294.8 295.0 280.3 297.7 0.89 11 646 3681 -9.9 -29.9 18 20.0 -13.9 240 11 298.3 298.4 281.3 299.9 0.49 12 642 3728 -10.1 -30.1 18 20.0 -14.0 242 12 298.6 298.7 281.4 300.2 0.49 13 554 4844 -18.5 -28.5 41 10.0 -20.3 279 20 301.5 301.6 282.9 303.7 0.66 14 500 5600 -23.5 -33.5 39 10.0 -24.9 305 25 304.4 304.5 283.8 305.9 0.45 15 478 5927 -25.5 -37.5 32 12.0 -26.9 305 26 305.9 305.9 284.2 307.0 0.32 16 432 6651 -31.9 -47.9 19 16.0 -33.0 305 29 306.7 306.7 284.2 307.1 0.12 17 400 7190 -35.7 -43.7 44 8.0 -36.3 305 31 308.6 308.6 285.1 309.3 0.20 18 300 9120 -51.7 -56.6 56 4.9 -51.8 310 38 312.5 312.5 286.3 312.7 0.06 19 250 10280 -61.7 -66.5 53 4.8 -61.7 310 40 314.3 314.3 286.9 314.4 0.02 20 249 10305 -61.9 -66.8 52 4.9 -62.0 310 40 314.4 314.4 286.9 314.5 0.02 21 219 11094 -68.1 -73.0 49 4.9 -68.1 303 37 316.6 316.6 287.6 316.6 0.01 22 204 11521 -69.7 -74.4 50 4.7 -69.7 300 36 320.6 320.6 288.9 320.6 0.01 23 200 11640 -68.5 -73.5 48 5.0 -68.5 295 36 324.3 324.3 290.0 324.3 0.01 24 178 12344 -65.1 -70.0 51 4.9 -65.1 289 30 340.8 340.8 294.6 340.9 0.02 25 166 12767 -67.5 -72.5 49 5.0 -67.5 285 26 343.7 343.7 295.2 343.8 0.01 26 150 13380 -65.3 -70.3 50 5.0 -65.4 280 21 357.6 357.6 298.2 357.7 0.02 27 138 13887 -63.1 -68.1 51 5.0 -63.2 275 23 370.1 370.1 300.6 370.2 0.03 28 100 15860 -62.7 -68.7 44 6.0 -62.8 255 29 406.6 406.6 306.1 406.8 0.04 29 70 18040 -67.3 -74.3 36 7.0 -67.4 245 33 440.4 440.4 309.9 440.5 0.02 30 50 20060 -70.1 -78.1 30 8.0 -70.2 255 36 478.3 478.3 313.3 478.4 0.02 31 32 22685 -74.9 -82.9 28 8.0 -75.0 264 46 530.6 530.6 316.9 530.6 0.01 32 30 23060 -74.7 -82.7 28 8.0 -74.8 265 48 541.0 541.0 317.6 541.1 0.01 33 20 25400 -76.5 -84.5 27 8.0 -76.6 255 66 602.1 602.1 320.7 602.2 0.02 34 19 25695 -76.7 -84.7 27 8.0 -76.8 610.3 610.3 321.1 610.4 0.02 TRP 204 11521 -69.7 -74.4 50 4.7 -69.7 300 36 320.6 320.6 288.9 320.6 0.01 WND 20 25400 -76.5 -84.5 27 8.0 -76.6 255 66 602.1 602.1 320.7 602.2 0.02 Sounding variables and indices 1000-500 mb thick: 5363.00 m Freezing level: 911.93 mb = 982.57 m = 3223.63 ft Wetbulb zero: 940.02 mb = 736.38 m = 2415.92 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 56.72 % Est. max temperature: 10.73 C = 51.32 F Sfc-Lift cond lev (LCL): 977.51 mb = 421.11 m = 1381.57 ft T: 1.78 C 700-500 lapse rate: 6.15 C/km ThetaE index: 0.96 C Layer 966.0- 925.0 mb Conv cond level (CCL): 849.20 mb = 1551.37 m = 5089.74 ft Mean mixing ratio: 3.84 g/kg Conv temperature: 10.73 C = 51.32 F Cap Strength: 12.04 C Lifted Index: 13.51 C Risk: None Lifted Index @300 mb: 16.72 C Lifted Index @700 mb: 8.37 C Showalter Index: 11.05 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 17.60 C K Index: 6.50 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.27 J/kg Max Up Vert Vel: 5.88 m/s Conv Inhibition (B-): 41915.15 J/kg Cap Strength: 13.37 C Lift Cond Lev (LCL): 923.98 mb = 874.84 m = 2870.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 10 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 ---------------------------------------------------------- 0 999 245 160 3 -1.0 2.8 | 131 13 -9.5 8.2 1 925 866 190 13 2.3 12.8 | 161 19 -6.2 18.2 2 850 1544 215 7 4.0 5.7 | 158 12 -4.5 11.2 3 700 3062 220 7 4.5 5.4 | 160 11 -4.0 10.8 4 500 5600 305 25 20.5 -14.3 | 307 15 12.0 -8.9 5 400 7190 305 31 25.4 -17.8 | 306 21 16.9 -12.4 6 300 9120 310 38 29.1 -24.4 | 313 28 20.6 -19.0 7 250 10280 310 40 30.6 -25.7 | 312 30 22.2 -20.3 8 204 11521 300 36 31.2 -18.0 | 299 26 22.7 -12.6 9 200 11640 295 36 32.6 -15.2 | 292 26 24.1 -9.8 10 150 13380 280 21 20.7 -3.6 | 262 12 12.2 1.8 11 100 15860 255 29 28.0 7.5 | 237 23 19.5 12.9 12 70 18040 245 33 29.9 13.9 | 228 29 21.4 19.4 13 50 20060 255 36 34.8 9.3 | 241 30 26.3 14.7 14 30 23060 265 48 47.8 4.2 | 256 40 39.3 9.6 15 20 25400 255 66 63.8 17.1 | 248 60 55.3 22.5 Wind Parameters Mean winds (0-6000m): 272.6 at 13.4 knts Storm direction: 302.6 at 10.1 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 36.5 deg Storm rel helicity (0-3000m) pos: 44.6 neg: -3.5 tot: 41.1 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.58 Bulk Shear: 29.98 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 ------------------------------------------------------------------------------- 500 183 7 147 15| 8.6 0.0 8.6| 27.0 0.0 27.0 54.1 0.76| 8.9 6.7 1000 190 9 155 16| 4.0 0.0 4.0| 38.9 -0.3 38.7 38.7 0.60| 7.6 4.6 1500 195 9 156 15| 2.0 0.0 2.0| 39.1 -3.5 35.6 23.7 0.44| 6.2 2.7 2000 200 8 157 14| 1.5 0.0 1.5| 39.4 -3.5 35.9 17.9 0.45| 4.7 2.1 2500 203 8 157 14| 1.2 0.0 1.2| 39.7 -3.5 36.2 14.5 0.45| 3.8 1.7 3000 206 8 158 14| 1.3 0.0 1.3| 44.6 -3.5 41.1 13.7 0.49| 3.4 1.7 4000 220 9 167 13| 2.1 0.0 2.1| 73.3 -3.5 69.8 17.5 0.66| 3.9 2.5 5000 247 11 189 10| 2.5 0.0 2.5|111.3 -3.5 107.8 21.6 0.76| 4.4 3.4 6000 273 13 226 7| 2.4 0.2 2.6|129.6 -3.8 125.8 21.0 0.74| 4.4 3.2 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251206.00.gif