UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011311.upa.cvt Date: 1100Z 13 JAN 26 Searching for EGUC... Searching the city database file for: EGUC ... Date:1100Z 13 JAN 26 Station: EGUC WMO ident: 3502 Latitude: 52.13 Longitude: -4.57 Elevation: 134.00 ------------------------------------------------------------------------------- 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 28 SFC 989 134 7.4 5.9 90 1.5 6.6 340 8 281.4 282.4 280.3 297.7 5.89 2 925 666 3.0 1.8 92 1.2 2.4 320 13 282.4 283.2 279.3 295.5 4.71 3 850 1347 0.0 -0.3 98 0.3 -0.2 270 20 286.1 286.9 280.7 298.6 4.40 4 700 2879 -9.3 -9.3 100 0.0 -9.3 235 33 292.2 292.7 281.4 300.2 2.70 5 500 5410 -23.5 -29.5 58 6.0 -24.5 245 54 304.4 304.5 284.0 306.6 0.66 6 400 7000 -36.5 -44.5 43 8.0 -37.1 235 62 307.6 307.6 284.7 308.2 0.18 7 311 8686 -49.6 -62.0 22 12.4 -49.9 235 68 312.2 312.2 286.1 312.3 0.03 8 300 8920 -51.5 -64.5 20 13.0 -51.7 240 67 312.8 312.8 286.4 312.8 0.02 9 266 9694 -55.7 -72.7 10 17.0 -55.9 230 64 317.6 317.6 287.9 317.6 0.01 10 250 10090 -54.3 -76.3 5 22.0 -54.5 250 58 325.3 325.3 290.4 325.4 0.00 11 200 11530 -51.9 -81.9 2 30.0 -52.3 245 39 350.6 350.6 296.8 350.6 0.00 12 150 13390 -52.1 -85.1 1 33.0 -52.6 240 29 380.3 380.3 302.3 380.3 0.00 13 100 15980 -56.3 -87.3 1 31.0 -56.8 240 25 418.9 418.9 307.6 419.0 0.00 TRP 266 9694 -55.7 -72.7 10 17.0 -55.9 230 64 317.6 317.6 287.9 317.6 0.01 WND 311 8686 -49.6 -62.0 22 12.4 -49.9 235 68 312.2 312.2 286.1 312.3 0.03 Sounding variables and indices 1000-500 mb thick: 5382.00 m Freezing level: 850.00 mb = 1347.00 m = 4419.24 ft Wetbulb zero: 854.54 mb = 1304.11 m = 4278.53 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 87.75 % Est. max temperature: 12.50 C = 54.50 F Sfc-Lift cond lev (LCL): 966.55 mb = 316.57 m = 1038.62 ft T: 5.89 C 700-500 lapse rate: 5.61 C/km ThetaE index: 2.15 C Layer 925.0- 850.0 mb Conv cond level (CCL): 915.04 mb = 753.20 m = 2471.09 ft Mean mixing ratio: 5.05 g/kg Conv temperature: 8.82 C = 47.87 F Cap Strength: 2.22 C Lifted Index: 7.97 C Risk: None Lifted Index @300 mb: 11.64 C Lifted Index @700 mb: 2.22 C Showalter Index: 6.42 C Risk: None Total Totals Index: 46.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 23.20 C K Index: 23.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 94.00 Risk: None Energy Index: 1.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.40 J/kg Max Up Vert Vel: 4.34 m/s Conv Inhibition (B-): 14195.86 J/kg Cap Strength: 7.93 C Lift Cond Lev (LCL): 921.16 mb = 699.54 m = 2295.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 276 at 26 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 ---------------------------------------------------------- 0 989 134 340 8 2.7 -7.5 | 79 24 -23.3 -4.6 1 925 666 320 13 8.4 -10.0 | 68 19 -17.7 -7.0 2 850 1347 270 20 20.0 -0.0 | 116 7 -6.1 3.0 3 700 2879 235 33 27.0 18.9 | 182 22 1.0 21.9 4 500 5410 245 54 48.9 22.8 | 222 34 22.9 25.8 5 400 7000 235 62 50.8 35.6 | 213 46 24.7 38.5 6 311 8686 235 68 55.7 39.0 | 215 51 29.6 42.0 7 300 8920 240 67 58.0 33.5 | 221 48 31.9 36.5 8 266 9694 230 64 49.0 41.1 | 207 50 22.9 44.1 9 250 10090 250 58 54.5 19.8 | 231 36 28.4 22.8 10 200 11530 245 39 35.3 16.5 | 205 22 9.3 19.4 11 150 13390 240 29 25.1 14.5 | 177 17 -1.0 17.5 12 100 15980 240 25 21.7 12.5 | 164 16 -4.4 15.5 Wind Parameters Mean winds (0-6000m): 246.5 at 35.0 knts Storm direction: 276.5 at 26.2 knts Shear (0-3000m) pos: 0.0 neg: 6.5 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 108.7 deg Storm rel helicity (0-3000m) pos: 48.4 neg: -24.8 tot: 23.6 m^2/s^2 ave: 7.9 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 162.37 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 ------------------------------------------------------------------------------- 500 328 10 74 21| 0.0 5.9 5.9| 0.0 -21.8 -21.8 -43.5 -0.65| 6.0 -3.9 1000 312 13 71 18| 0.0 7.5 7.5| 6.4 -24.5 -18.1 -18.1 -0.13| 8.5 -1.1 1500 293 15 76 12| 0.0 7.5 7.5| 21.8 -24.5 -2.7 -1.8 0.24| 8.8 2.1 2000 279 18 91 9| 0.0 7.1 7.1| 31.4 -24.5 7.0 3.5 0.33| 8.3 2.7 2500 268 20 121 7| 0.0 6.8 6.8| 36.8 -24.5 12.3 4.9 0.31| 8.1 2.5 3000 259 22 148 9| 0.0 6.5 6.5| 48.4 -24.8 23.6 7.9 0.31| 7.7 2.4 4000 250 26 173 12| 1.1 4.9 6.0| 97.8 -24.8 73.0 18.2 0.40| 6.9 2.8 5000 248 31 189 15| 1.8 3.9 5.7|153.0 -24.8 128.2 25.6 0.45| 6.4 2.9 6000 246 35 200 18| 1.5 3.8 5.3|168.9 -49.9 119.0 19.8 0.39| 6.1 2.4 Wrote GIF file: /home/apache/climate/data/raob//EGUC/skewt/EGUC.skewt.20260113.11.gif