UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:0000Z 30 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 ------------------------------------------------------------------------------- 0 1000 -90 SFC 965 188 -6.9 -8.2 90 1.3 -7.3 120 3 269.0 269.3 267.8 274.8 2.13 2 925 517 -8.9 -10.1 91 1.2 -9.2 120 5 270.2 270.5 268.3 275.5 1.91 3 850 1169 -11.7 -13.3 88 1.6 -12.1 205 3 273.9 274.2 270.2 278.4 1.61 4 828 1369 -13.1 -14.5 89 1.4 -13.5 200 4 274.5 274.7 270.4 278.7 1.50 5 809 1545 -11.9 -13.2 90 1.3 -12.2 195 6 277.6 277.9 272.6 282.5 1.71 6 700 2635 -18.7 -21.4 79 2.7 -19.2 165 13 281.8 281.9 273.9 284.7 0.99 7 687 2774 -19.7 -22.5 78 2.8 -20.2 165 13 282.2 282.3 274.0 284.9 0.91 8 516 4823 -37.5 -40.8 71 3.3 -37.7 170 17 284.7 284.8 274.2 285.4 0.21 9 500 5040 -38.1 -41.5 70 3.4 -38.3 170 17 286.6 286.6 275.2 287.2 0.20 10 400 6550 -47.5 -51.5 63 4.0 -47.6 170 35 293.3 293.3 278.4 293.5 0.08 11 305 8296 -58.1 -62.9 54 4.8 -58.2 180 40 302.0 302.0 282.2 302.1 0.03 12 300 8400 -57.7 -62.6 53 4.9 -57.8 180 38 304.0 304.0 283.0 304.1 0.03 13 255 9425 -58.9 -63.7 54 4.8 -59.0 171 23 316.7 316.7 287.7 316.8 0.03 14 250 9550 -58.3 -63.2 53 4.9 -58.4 170 21 319.4 319.4 288.6 319.5 0.03 15 204 10843 -53.9 -58.9 54 5.0 -54.1 206 12 345.5 345.5 295.7 345.7 0.07 16 200 10970 -54.3 -59.3 54 5.0 -54.4 210 11 346.8 346.8 296.0 347.1 0.06 17 159 12431 -57.5 -63.5 46 6.0 -57.6 242 17 364.9 364.9 299.7 365.1 0.05 18 150 12800 -56.9 -63.9 41 7.0 -57.1 250 19 372.0 372.1 300.9 372.3 0.05 19 126 13904 -54.9 -62.9 36 8.0 -55.2 263 22 394.7 394.7 304.5 395.0 0.06 20 100 15360 -59.5 -68.5 30 9.0 -59.7 280 25 412.8 412.8 306.9 413.0 0.04 21 77 16973 -64.3 -73.3 28 9.0 -64.5 276 37 434.8 434.8 309.4 434.9 0.02 22 75 17135 -61.9 -70.9 29 9.0 -62.1 276 39 443.1 443.1 310.2 443.3 0.04 23 70 17560 -62.7 -71.7 29 9.0 -62.9 275 42 450.2 450.3 310.9 450.4 0.03 24 68 17738 -61.7 -70.7 29 9.0 -62.0 274 43 456.2 456.2 311.4 456.4 0.04 25 50 19600 -69.1 -79.1 22 10.0 -69.2 265 52 480.7 480.7 313.5 480.7 0.02 26 46 20098 -70.7 -79.7 25 9.0 -70.8 488.4 488.4 314.1 488.5 0.02 27 30 22650 -69.3 -79.3 22 10.0 -69.5 555.7 555.7 318.4 555.9 0.02 TRP 305 8296 -58.1 -62.9 54 4.8 -58.2 180 40 302.0 302.0 282.2 302.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5130.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 80.85 % Est. max temperature: 0.63 C = 33.14 F Sfc-Lift cond lev (LCL): 945.10 mb = 349.91 m = 1147.98 ft T: -7.88 C 700-500 lapse rate: 8.07 C/km ThetaE index: 0.00 C Layer 965.0- -0.0 mb Conv cond level (CCL): 862.60 mb = 1055.56 m = 3463.08 ft Mean mixing ratio: 1.88 g/kg Conv temperature: -2.67 C = 27.19 F Cap Strength: 7.54 C Lifted Index: 8.93 C Risk: None Lifted Index @300 mb: 19.80 C Lifted Index @700 mb: 6.94 C Showalter Index: 7.06 C Risk: None Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 24.80 C K Index: 10.40 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 1.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.26 J/kg Max Up Vert Vel: 5.52 m/s Conv Inhibition (B-): 40560.40 J/kg Cap Strength: 8.52 C Lift Cond Lev (LCL): 894.69 mb = 773.89 m = 2538.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 198 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 ---------------------------------------------------------- 0 965 188 120 3 -2.6 1.5 | 35 10 -5.7 -8.1 1 925 517 120 5 -4.3 2.5 | 47 10 -7.5 -7.1 2 850 1169 205 3 1.3 2.7 | 15 7 -1.9 -6.8 3 700 2635 165 13 -3.4 12.6 | 115 7 -6.5 3.0 4 500 5040 170 17 -3.0 16.7 | 140 9 -6.1 7.2 5 400 6550 170 35 -6.1 34.5 | 160 27 -9.2 24.9 6 305 8296 180 40 0.0 40.0 | 174 31 -3.1 30.4 7 300 8400 180 38 0.0 38.0 | 174 29 -3.1 28.4 8 250 9550 170 21 -3.6 20.7 | 149 13 -6.8 11.1 9 200 10970 210 11 5.5 9.5 | 271 2 2.4 -0.0 10 150 12800 250 19 17.9 6.5 | 282 15 14.7 -3.1 11 100 15360 280 25 24.6 -4.3 | 303 26 21.5 -13.9 12 70 17560 275 42 41.8 -3.7 | 289 41 38.7 -13.2 13 50 19600 265 52 51.8 4.5 | 276 49 48.7 -5.0 Wind Parameters Mean winds (0-6000m): 168.1 at 13.4 knts Storm direction: 198.1 at 10.1 knts Shear (0-3000m) pos: 0.8 neg: 1.9 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 13.3 neg: -7.5 tot: 5.8 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.99 Bulk Shear: 15.42 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 ------------------------------------------------------------------------------- 500 124 4 43 10| 2.1 0.0 2.1| 5.0 -0.7 4.3 8.6 0.43| 3.8 1.6 1000 139 4 41 9| 2.1 0.0 2.1| 5.0 -7.5 -2.4 -2.4 -0.25| 4.1 -1.0 1500 162 4 39 7| 1.4 1.2 2.6| 6.7 -7.5 -0.8 -0.5 -0.06| 4.0 -0.2 2000 169 5 43 6| 1.1 1.9 2.9| 9.6 -7.5 2.1 1.1 0.18| 4.0 0.7 2500 165 7 56 6| 0.8 2.2 3.1| 11.7 -7.5 4.3 1.7 0.23| 4.0 0.9 3000 165 8 67 6| 0.8 1.9 2.6| 13.3 -7.5 5.8 1.9 0.26| 3.5 0.9 4000 166 9 86 5| 0.7 1.4 2.1| 16.4 -7.5 8.9 2.2 0.30| 2.8 0.9 5000 167 11 102 6| 0.8 1.1 2.0| 21.5 -7.5 14.0 2.8 0.35| 2.6 0.9 6000 168 13 121 7| 0.7 1.9 2.6| 36.4 -7.5 28.9 4.8 0.33| 3.2 1.1 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251230.00.gif