UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for EFSO... Searching the city database file for: EFSO ... Date:1200Z 9 DEC 25 Station: EFSO WMO ident: 2836 Latitude: 67.37 Longitude: 26.65 Elevation: 179.00 ------------------------------------------------------------------------------- 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 45 SFC 983 179 -7.9 -9.3 90 1.4 -8.3 40 1 266.6 266.9 265.8 271.7 1.92 2 925 653 -6.7 -6.7 100 0.0 -6.7 145 5 272.5 272.9 270.7 279.3 2.50 3 850 1317 -3.7 -6.4 81 2.7 -4.7 290 7 282.3 282.7 276.7 290.2 2.78 4 700 2825 -11.7 -13.4 87 1.7 -12.2 285 17 289.5 289.9 279.2 295.3 1.94 5 500 5300 -31.3 -37.3 55 6.0 -31.9 300 17 294.9 294.9 279.5 295.9 0.31 6 400 6850 -41.5 -45.2 67 3.7 -41.7 285 27 301.1 301.1 282.0 301.6 0.17 7 300 8730 -56.7 -60.3 64 3.6 -56.8 280 40 305.4 305.4 283.6 305.6 0.04 8 257 9699 -61.5 -66.5 51 5.0 -61.6 312.2 312.2 286.1 312.2 0.02 9 250 9870 -61.5 -66.5 51 5.0 -61.6 314.6 314.6 287.0 314.7 0.02 10 200 11260 -59.9 -80.9 5 21.0 -60.0 337.9 337.9 293.8 337.9 0.00 11 150 13050 -62.1 -84.1 4 22.0 -62.3 363.1 363.1 299.3 363.1 0.00 12 100 15540 -64.9 -86.9 3 22.0 -65.1 402.3 402.3 305.5 402.3 0.00 TRP 257 9699 -61.5 -66.5 51 5.0 -61.6 312.2 312.2 286.1 312.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5255.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.38 inches Sfc-500 mean rel hum: 79.60 % Est. max temperature: 8.49 C = 47.29 F Sfc-Lift cond lev (LCL): 961.15 mb = 354.20 m = 1162.05 ft T: -7.46 C 700-500 lapse rate: 7.92 C/km ThetaE index: 0.00 C Layer 983.0- -0.0 mb Conv cond level (CCL): 983.00 mb = 179.00 m = 587.26 ft Mean mixing ratio: 2.37 g/kg Conv temperature: -6.62 C = 20.08 F Cap Strength: 12.13 C Lifted Index: 13.86 C Risk: None Lifted Index @300 mb: 19.16 C Lifted Index @700 mb: 12.13 C Showalter Index: 4.77 C Risk: None Total Totals Index: 52.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 24.90 C K Index: 19.50 Risk: < 20 % chance of thunderstorms Sweat Index: 101.00 Risk: None Energy Index: 1.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.47 J/kg Max Up Vert Vel: 9.22 m/s Conv Inhibition (B-): 17453.31 J/kg Cap Strength: 13.83 C Lift Cond Lev (LCL): 921.77 mb = 680.47 m = 2232.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 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 ---------------------------------------------------------- 0 983 179 40 1 -0.6 -0.8 | 135 10 -7.3 7.4 1 925 653 145 5 -2.9 4.1 | 142 15 -9.5 12.2 2 850 1317 290 7 6.6 -2.4 | 179 6 -0.1 5.7 3 700 2825 285 17 16.4 -4.4 | 249 10 9.8 3.7 4 500 5300 300 17 14.7 -8.5 | 273 8 8.1 -0.4 5 400 6850 285 27 26.1 -7.0 | 267 19 19.5 1.1 6 300 8730 280 40 39.4 -6.9 | 268 33 32.8 1.2 Wind Parameters Mean winds (0-6000m): 290.8 at 14.0 knts Storm direction: 320.8 at 10.5 knts Shear (0-3000m) pos: 1.8 neg: 1.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 116.8 deg Storm rel helicity (0-3000m) pos: 59.6 neg: -2.8 tot: 56.8 m^2/s^2 ave: 18.9 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.13 Bulk Shear: 37.57 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 ------------------------------------------------------------------------------- 500 135 3 139 14| 5.7 0.0 5.7| 13.3 -2.8 10.5 21.1 0.34| 7.5 2.6 1000 183 4 153 14| 3.8 0.0 3.8| 43.7 -2.8 40.9 40.9 0.59| 9.5 5.6 1500 262 6 173 9| 3.4 0.0 3.4| 47.6 -2.8 44.7 29.8 0.55| 8.3 4.6 2000 278 7 182 7| 2.5 0.9 3.4| 52.3 -2.8 49.5 24.8 0.59| 7.1 4.2 2500 282 8 194 7| 2.0 1.4 3.4| 56.9 -2.8 54.1 21.6 0.60| 6.3 3.8 3000 283 10 206 7| 1.8 1.1 3.0| 59.6 -2.8 56.8 18.9 0.60| 5.6 3.3 4000 286 12 223 7| 1.4 0.9 2.2| 63.4 -2.8 60.6 15.1 0.61| 4.4 2.7 5000 289 13 234 7| 1.1 0.7 1.8| 66.9 -2.8 64.1 12.8 0.62| 3.7 2.3 6000 291 14 244 7| 0.9 1.1 2.0| 67.4 -4.4 63.0 10.5 0.52| 3.6 1.9 Wrote GIF file: /home/apache/climate/data/raob//EFSO/skewt/EFSO.skewt.20251209.12.gif