UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for EFSO... Searching the city database file for: EFSO ... Date:0000Z 20 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 -65 SFC 970 179 0.4 0.2 99 0.2 0.3 145 7 275.9 276.6 275.0 286.8 4.00 2 925 560 -0.9 -0.9 100 0.0 -0.9 175 27 278.4 279.0 276.2 289.1 3.87 3 850 1233 -3.1 -3.2 99 0.1 -3.1 230 25 282.9 283.5 278.1 292.9 3.55 4 700 2753 -10.1 -10.4 98 0.3 -10.2 225 27 291.3 291.7 280.7 298.7 2.47 5 500 5240 -30.1 -45.1 22 15.0 -31.2 195 23 296.3 296.4 279.9 296.8 0.14 6 400 6790 -41.9 -54.9 23 13.0 -42.3 212 32 300.5 300.5 281.7 300.7 0.06 7 300 8700 -50.1 -67.1 12 17.0 -50.4 235 44 314.7 314.7 287.0 314.8 0.02 8 250 9880 -53.1 -70.1 11 17.0 -53.4 327.1 327.1 290.9 327.2 0.01 9 200 11300 -57.5 -74.5 10 17.0 -57.7 341.7 341.7 294.7 341.7 0.01 10 150 13100 -61.7 -77.7 10 16.0 -61.9 363.8 363.8 299.4 363.8 0.01 11 129 14031 -65.1 -80.1 11 15.0 -65.2 373.7 373.7 301.2 373.7 0.01 12 100 15580 -67.3 -82.3 10 15.0 -67.4 397.7 397.7 304.9 397.7 0.00 TRP 129 14031 -65.1 -80.1 11 15.0 -65.2 373.7 373.7 301.2 373.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5305.00 m Freezing level: 956.15 mb = 296.23 m = 971.87 ft Wetbulb zero: 958.56 mb = 274.13 m = 899.37 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 79.00 % Est. max temperature: 8.83 C = 47.90 F Sfc-Lift cond lev (LCL): 966.83 mb = 205.24 m = 673.37 ft T: 0.31 C 700-500 lapse rate: 8.04 C/km Conv cond level (CCL): 914.45 mb = 651.27 m = 2136.70 ft Mean mixing ratio: 3.83 g/kg Conv temperature: 3.42 C = 38.16 F Cap Strength: 5.93 C Lifted Index: 6.62 C Risk: None Lifted Index @300 mb: 18.02 C Lifted Index @700 mb: 5.93 C Showalter Index: 3.92 C Risk: None Total Totals Index: 53.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.00 C Cross Totals Index: 26.90 C K Index: 23.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 171.00 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.16 J/kg Max Up Vert Vel: 6.66 m/s Conv Inhibition (B-): 13234.43 J/kg Cap Strength: 6.55 C Lift Cond Lev (LCL): 917.37 mb = 625.92 m = 2053.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 241 at 19 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 ---------------------------------------------------------- 0 970 179 145 7 -4.0 5.7 | 81 21 -20.5 -3.3 1 925 560 175 27 -2.4 26.9 | 134 26 -18.8 17.9 2 850 1233 230 25 19.2 16.1 | 201 8 2.7 7.1 3 700 2753 225 27 19.1 19.1 | 195 10 2.7 10.1 4 500 5240 195 23 6.0 22.2 | 142 17 -10.5 13.2 5 300 8700 235 44 36.0 25.2 | 230 25 19.6 16.2 Wind Parameters Mean winds (0-6000m): 211.3 at 25.0 knts Storm direction: 241.3 at 18.7 knts Shear (0-3000m) pos: 4.4 neg: 0.7 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 101.3 deg Storm rel helicity (0-3000m) pos: 203.4 neg: -9.0 tot: 194.4 m^2/s^2 ave: 64.8 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 6.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.68 Bulk Shear: 32.40 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 ------------------------------------------------------------------------------- 500 173 19 118 21| 22.4 0.0 22.4|150.5 0.0 150.5 300.9 0.93| 27.0 25.2 1000 190 23 137 18| 12.9 0.0 12.9|200.1 0.0 200.1 200.1 0.82| 23.1 18.9 1500 204 23 152 14| 8.8 0.0 8.8|203.4 -0.5 202.9 135.3 0.80| 16.3 13.1 2000 211 24 161 12| 6.6 0.3 6.9|203.4 -1.3 202.1 101.1 0.78| 12.5 9.7 2500 215 25 168 11| 5.3 0.4 5.7|203.4 -2.1 201.3 80.5 0.76| 10.2 7.7 3000 217 25 172 11| 4.4 0.7 5.1|203.4 -9.0 194.4 64.8 0.67| 8.9 6.0 4000 216 25 171 11| 3.3 1.2 4.5|203.4 -25.3 178.1 44.5 0.52| 7.4 3.9 5000 213 25 167 12| 2.6 1.4 4.1|203.4 -43.0 160.4 32.1 0.41| 6.5 2.6 6000 211 25 164 13| 2.8 1.2 4.0|236.0 -43.0 193.0 32.2 0.47| 6.0 2.8 Wrote GIF file: /home/apache/climate/data/raob//EFSO/skewt/EFSO.skewt.20251220.00.gif