UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for U7707... Searching the city database file for: U7707 ... Date:0000Z 28 OCT 25 Station: U7707 WMO ident: 27707 Latitude: 54.12 Longitude: 35.33 ------------------------------------------------------------------------------- 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 -18 SFC 969 241 6.4 5.7 95 0.7 6.1 0 0 282.1 283.1 280.7 298.4 5.93 2 925 621 4.4 3.3 93 1.1 3.9 310 13 283.8 284.7 280.7 298.5 5.24 3 850 1304 0.0 -1.5 90 1.5 -0.7 310 13 286.1 286.8 280.3 297.6 4.03 4 779 1999 -3.1 -4.2 92 1.1 -3.6 344 8 290.0 290.7 281.5 300.5 3.59 5 700 2838 -8.1 -9.7 88 1.6 -8.7 25 1 293.5 294.0 281.9 301.3 2.61 6 650 3410 -12.1 -13.5 89 1.4 -12.5 356 3 295.3 295.7 282.0 301.6 2.07 7 643 3493 -14.5 -16.2 87 1.7 -15.0 352 3 293.5 293.8 280.7 298.6 1.68 8 623 3732 -15.1 -19.7 68 4.6 -16.2 340 4 295.4 295.7 281.1 299.5 1.29 9 589 4155 -18.1 -25.1 54 7.0 -19.5 318 5 296.7 296.9 281.1 299.4 0.84 10 500 5360 -26.5 -36.5 38 10.0 -27.6 255 9 300.7 300.8 282.1 301.9 0.34 11 441 6252 -32.1 -44.1 29 12.0 -33.0 241 14 304.6 304.7 283.5 305.3 0.17 12 400 6930 -36.9 -47.9 31 11.0 -37.5 230 17 307.0 307.1 284.4 307.5 0.13 13 390 7105 -37.5 -48.5 31 11.0 -38.1 229 18 308.5 308.5 284.9 308.9 0.12 14 300 8860 -51.9 -59.9 38 8.0 -52.1 220 29 312.2 312.2 286.2 312.3 0.04 15 284 9213 -54.5 -62.5 37 8.0 -54.6 220 33 313.4 313.4 286.6 313.5 0.03 16 275 9419 -53.7 -60.7 42 7.0 -53.8 219 32 317.5 317.5 287.9 317.6 0.04 17 250 10030 -54.3 -61.3 42 7.0 -54.4 215 29 325.3 325.3 290.4 325.5 0.04 18 200 11470 -51.1 -59.1 38 8.0 -51.4 225 48 351.8 351.9 297.1 352.1 0.07 19 162 12841 -50.9 -60.9 30 10.0 -51.3 225 42 374.0 374.1 301.3 374.3 0.06 20 150 13340 -52.1 -63.1 25 11.0 -52.5 225 40 380.3 380.3 302.3 380.6 0.05 21 100 15930 -57.1 -69.1 20 12.0 -57.5 240 33 417.4 417.4 307.4 417.6 0.03 22 80 17332 -59.9 -71.9 19 12.0 -60.2 246 34 439.1 439.2 309.8 439.3 0.03 23 70 18170 -57.7 -69.7 20 12.0 -58.2 250 35 460.9 461.0 311.9 461.2 0.05 24 56 19559 -62.9 -74.9 18 12.0 -63.2 260 34 479.5 479.5 313.4 479.6 0.03 25 50 20260 -60.9 -72.9 19 12.0 -61.3 265 33 500.0 500.0 314.9 500.2 0.04 26 49 20386 -60.9 -72.9 19 12.0 -61.3 265 33 502.9 502.9 315.2 503.1 0.04 27 37 22116 -66.3 -78.3 17 12.0 -66.6 259 38 531.1 531.1 317.0 531.2 0.02 28 30 23400 -62.9 -74.9 18 12.0 -63.4 255 42 573.2 573.2 319.3 573.5 0.05 29 25 24520 -62.3 -74.3 19 12.0 -63.0 255 44 605.6 605.6 320.9 606.1 0.06 30 20 25890 -63.7 -75.7 18 12.0 -64.4 255 46 641.2 641.2 322.4 641.7 0.07 31 16 27256 -64.5 -76.5 18 12.0 -65.3 680.8 680.9 323.8 681.4 0.07 32 10 30155 -60.7 -72.7 19 12.0 -62.4 793.0 793.1 327.1 795.0 0.21 TRP 284 9213 -54.5 -62.5 37 8.0 -54.6 220 33 313.4 313.4 286.6 313.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5378.00 m Freezing level: 850.00 mb = 1304.00 m = 4278.16 ft Wetbulb zero: 860.80 mb = 1201.99 m = 3943.50 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 76.50 % Est. max temperature: 12.07 C = 53.73 F Sfc-Lift cond lev (LCL): 958.69 mb = 328.25 m = 1076.93 ft T: 5.94 C 700-500 lapse rate: 7.30 C/km ThetaE index: 0.83 C Layer 850.0- 779.0 mb Conv cond level (CCL): 890.72 mb = 926.01 m = 3038.04 ft Mean mixing ratio: 5.12 g/kg Conv temperature: 9.16 C = 48.48 F Cap Strength: 2.47 C Lifted Index: 3.66 C Risk: None Lifted Index @300 mb: 9.96 C Lifted Index @700 mb: 2.31 C Showalter Index: 4.12 C Risk: None Total Totals Index: 51.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 25.00 C K Index: 23.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 85.00 Risk: None Energy Index: 0.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.15 J/kg Max Up Vert Vel: 5.13 m/s Conv Inhibition (B-): 57479.23 J/kg Cap Strength: 3.62 C Lift Cond Lev (LCL): 903.09 mb = 814.66 m = 2672.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 6 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 ---------------------------------------------------------- 0 969 241 0 0 -0.0 -0.0 | 133 6 -4.1 3.8 1 925 621 310 13 10.0 -8.4 | 308 7 5.9 -4.6 2 850 1304 310 13 10.0 -8.4 | 308 7 5.9 -4.6 3 700 2838 25 1 -0.4 -0.9 | 122 5 -4.5 2.9 4 500 5360 255 9 8.7 2.3 | 217 8 4.6 6.1 5 400 6930 230 17 13.0 10.9 | 211 17 8.9 14.7 6 300 8860 220 29 18.6 22.2 | 209 30 14.6 26.0 7 284 9213 220 33 21.2 25.3 | 211 34 17.1 29.0 8 250 10030 215 29 16.6 23.8 | 205 30 12.5 27.5 9 200 11470 225 48 33.9 33.9 | 218 48 29.9 37.7 10 150 13340 225 40 28.3 28.3 | 217 40 24.2 32.0 11 100 15930 240 33 28.6 16.5 | 230 32 24.5 20.3 12 70 18170 250 35 32.9 12.0 | 241 33 28.8 15.7 13 50 20260 265 33 32.9 2.9 | 257 30 28.8 6.6 14 30 23400 255 42 40.6 10.9 | 248 39 36.5 14.6 15 20 25890 255 46 44.4 11.9 | 249 43 40.3 15.7 Wind Parameters Mean winds (0-6000m): 282.6 at 7.4 knts Storm direction: 312.6 at 5.6 knts Shear (0-3000m) pos: 2.1 neg: 2.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -23.3 deg Storm rel helicity (0-3000m) pos: 18.7 neg: -12.7 tot: 6.1 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.25 Bulk Shear: 1.81 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 ------------------------------------------------------------------------------- 500 310 8 304 2| 0.0 13.4 13.4| 0.0 -11.2 -11.2 -22.4 -0.82| 15.5-12.7 1000 310 11 307 5| 0.0 6.7 6.7| 0.0 -11.2 -11.2 -11.2 -0.82| 7.7 -6.4 1500 313 11 313 5| 1.8 4.5 6.3| 7.2 -11.2 -4.0 -2.7 -0.38| 7.0 -2.6 2000 316 10 319 5| 2.6 3.3 5.9| 12.7 -11.2 1.5 0.8 -0.11| 6.6 -0.7 2500 313 9 314 3| 2.6 2.7 5.2| 17.7 -11.2 6.5 2.6 0.05| 6.1 0.3 3000 313 8 315 2| 2.1 2.4 4.5| 18.7 -12.7 6.1 2.0 0.03| 5.5 0.2 4000 314 7 318 1| 1.6 2.3 3.9| 18.8 -13.8 4.9 1.2 0.00| 4.7 0.0 5000 298 7 250 2| 1.3 2.0 3.3| 18.8 -15.9 2.9 0.6 -0.02| 4.5 -0.1 6000 283 7 236 4| 1.1 1.9 3.0| 19.1 -17.8 1.3 0.2 -0.03| 4.3 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20251028.00.gif