UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011400.upa.cvt Date: 0000Z 14 JAN 26 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 14 JAN 26 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1020 166 -28.1 -30.9 77 2.8 -28.3 30 5 243.7 243.7 243.6 244.4 0.28 1 1019 173 -27.7 -48.7 12 21.0 -28.5 32 6 244.1 244.1 243.4 244.3 0.04 2 1018 180 -27.7 -35.7 46 8.0 -28.2 34 6 244.2 244.2 243.8 244.7 0.18 3 1000 309 -26.5 -34.5 47 8.0 -27.1 75 17 246.6 246.7 246.1 247.2 0.20 4 996 338 -25.5 -32.5 52 7.0 -26.1 76 17 247.9 248.0 247.4 248.6 0.25 5 984 427 -17.7 -24.7 54 7.0 -18.6 77 17 256.6 256.7 255.5 258.1 0.52 6 946 725 -13.3 -20.3 56 7.0 -14.6 82 17 264.0 264.1 261.9 266.3 0.80 7 925 896 -12.1 -21.1 47 9.0 -13.7 85 17 266.9 267.1 264.0 269.1 0.77 8 850 1543 -11.3 -25.3 30 14.0 -13.8 90 15 274.3 274.4 268.7 276.0 0.57 9 846 1579 -11.1 -25.1 30 14.0 -13.6 88 15 274.9 275.0 269.1 276.6 0.59 10 700 3023 -13.3 -32.3 19 19.0 -16.3 5 11 287.8 287.8 276.1 288.9 0.36 11 645 3644 -14.7 -28.7 29 14.0 -17.2 353 16 293.0 293.1 279.0 294.8 0.55 12 500 5520 -28.1 -44.1 20 16.0 -29.5 315 33 298.8 298.8 281.0 299.3 0.15 13 439 6441 -34.7 -51.7 16 17.0 -35.6 301.8 301.8 282.2 302.0 0.07 TRP WND Sounding variables and indices 1000-500 mb thick: 5211.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 30.01 % Est. max temperature: 0.66 C = 33.18 F Sfc-Lift cond lev (LCL): 973.01 mb = 512.17 m = 1680.34 ft T: -16.44 C 700-500 lapse rate: 5.93 C/km ThetaE index: 0.17 C Layer 1019.0-1018.0 mb Conv cond level (CCL): 1019.00 mb = 173.44 m = 569.02 ft Mean mixing ratio: 0.55 g/kg Conv temperature: -23.62 C = -10.51 F Cap Strength: 30.28 C Lifted Index: 32.70 C Risk: None Lifted Index @700 mb: 26.41 C Showalter Index: 18.96 C Risk: None Total Totals Index: 19.60 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: 2.80 C K Index: -27.50 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 4.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 99.12 J/kg Max Up Vert Vel: 14.08 m/s Conv Inhibition (B-): 5667.19 J/kg Cap Strength: 32.63 C Lift Cond Lev (LCL): 874.34 mb = 1327.01 m = 4353.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 35 at 13 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 1020 166 30 5 -2.5 -4.3 | 218 9 5.2 6.7 1 1000 309 75 17 -16.4 -4.4 | 127 11 -8.7 6.7 2 925 896 85 17 -16.9 -1.5 | 136 13 -9.2 9.6 3 850 1543 90 15 -15.0 0.0 | 147 13 -7.3 11.1 4 700 3023 5 11 -1.0 -11.0 | 269 7 6.8 0.1 5 500 5520 315 33 23.3 -23.3 | 292 33 31.1 -12.3 Wind Parameters Mean winds (0-6000m): 4.9 at 18.0 knts Storm direction: 34.9 at 13.5 knts Shear (0-3000m) pos: 2.4 neg: 3.3 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 61.5 deg Storm rel helicity (0-3000m) pos: 17.4 neg: -21.6 tot: -4.2 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.01 Bulk Shear: 49.22 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 75 15 136 10| 14.8 0.0 14.8| 2.9 -17.1 -14.2 -28.3 -0.63| 17.6-11.1 1000 80 16 136 12| 7.2 0.0 7.2| 9.0 -17.1 -8.1 -8.1 -0.47| 9.9 -4.7 1500 83 16 139 12| 4.8 0.6 5.5| 13.4 -18.8 -5.4 -3.6 -0.37| 7.6 -2.9 2000 80 15 139 11| 3.6 2.3 5.9| 13.4 -21.5 -8.1 -4.0 -0.32| 7.6 -2.4 2500 75 15 138 10| 2.9 3.1 6.0| 15.0 -21.5 -6.6 -2.6 -0.16| 7.4 -1.2 3000 70 14 137 8| 2.4 3.3 5.7| 17.4 -21.6 -4.2 -1.4 -0.10| 7.1 -0.7 4000 48 15 109 3| 1.8 3.8 5.6| 27.4 -21.6 5.8 1.4 -0.01| 6.7 -0.1 5000 17 17 332 6| 1.4 4.3 5.7| 27.4 -40.2 -12.8 -2.6 -0.05| 6.6 -0.3 6000 NO DATA | 1.4 4.3 5.7| | Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20260114.00.gif