UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for EFSO... Searching the city database file for: EFSO ... Date:1200Z 18 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 72 SFC 986 179 -8.3 -9.4 92 1.1 -8.6 150 1 265.9 266.2 265.4 271.0 1.90 2 925 686 1.2 -5.8 60 7.0 -1.4 210 15 280.5 281.0 275.7 288.1 2.68 3 850 1361 -1.7 -11.7 46 10.0 -5.0 215 17 284.4 284.7 276.5 289.7 1.83 4 700 2882 -10.7 -28.7 21 18.0 -14.1 215 21 290.6 290.7 277.8 292.3 0.51 5 500 5380 -27.5 -28.1 95 0.6 -27.6 275 27 299.5 299.6 282.1 302.0 0.76 6 400 6950 -38.1 -40.9 75 2.8 -38.3 280 60 305.5 305.5 284.0 306.4 0.27 7 304 8784 -51.3 -54.5 68 3.3 -51.4 290 97 311.9 311.9 286.1 312.2 0.08 8 300 8870 -51.9 -55.2 68 3.3 -52.0 312.2 312.2 286.2 312.5 0.07 9 250 10030 -61.3 -65.2 60 3.9 -61.3 314.9 314.9 287.1 315.0 0.02 10 227 10624 -64.3 -70.3 44 6.0 -64.3 319.2 319.2 288.5 319.2 0.01 11 200 11410 -58.3 -73.3 13 15.0 -58.5 340.4 340.4 294.4 340.5 0.01 12 150 13230 -55.9 -73.9 9 18.0 -56.2 373.8 373.8 301.2 373.8 0.01 13 100 15770 -64.1 -81.1 8 17.0 -64.3 403.9 403.9 305.7 403.9 0.01 TRP 227 10624 -64.3 -70.3 44 6.0 -64.3 319.2 319.2 288.5 319.2 0.01 WND 304 8784 -51.3 -54.5 68 3.3 -51.4 290 97 311.9 311.9 286.1 312.2 0.08 Sounding variables and indices 1000-500 mb thick: 5308.00 m Freezing level: Surface below freezing Freezing level: 932.71 mb = 621.96 m = 2040.52 ft Freezing level: 893.97 mb = 965.31 m = 3166.99 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 52.06 % Est. max temperature: 10.61 C = 51.10 F Sfc-Lift cond lev (LCL): 968.67 mb = 319.79 m = 1049.18 ft T: -5.66 C 700-500 lapse rate: 6.73 C/km ThetaE index: 0.00 C Layer 986.0- 0.0 mb Conv cond level (CCL): 986.00 mb = 179.00 m = 587.26 ft Mean mixing ratio: 2.35 g/kg Conv temperature: -6.67 C = 19.99 F Cap Strength: 9.67 C Lifted Index: 13.96 C Risk: None Lifted Index @300 mb: 20.62 C Lifted Index @700 mb: 9.67 C Showalter Index: 8.93 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 25.80 C Cross Totals Index: 15.80 C K Index: -3.90 Risk: None Sweat Index: 194.25 Risk: None Energy Index: 2.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 61.90 J/kg Max Up Vert Vel: 11.13 m/s Conv Inhibition (B-): 16263.74 J/kg Cap Strength: 13.76 C Lift Cond Lev (LCL): 857.39 mb = 1291.91 m = 4238.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 at 17 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 ---------------------------------------------------------- 0 986 179 150 1 -0.5 0.9 | 96 17 -17.1 1.9 1 925 686 210 15 7.5 13.0 | 147 17 -9.1 14.0 2 850 1361 215 17 9.8 13.9 | 155 16 -6.8 15.0 3 700 2882 215 21 12.0 17.2 | 166 19 -4.5 18.2 4 500 5380 275 27 26.9 -2.4 | 277 10 10.3 -1.3 5 400 6950 280 60 59.1 -10.4 | 282 44 42.5 -9.4 Wind Parameters Mean winds (0-6000m): 243.5 at 22.2 knts Storm direction: 273.5 at 16.6 knts Shear (0-3000m) pos: 3.2 neg: 0.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 76.9 deg Storm rel helicity (0-3000m) pos: 113.3 neg: 0.0 tot: 113.3 m^2/s^2 ave: 37.8 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 4.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 1.71 Bulk Shear: 36.15 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 ------------------------------------------------------------------------------- 500 207 8 122 15| 14.7 0.0 14.7| 75.6 0.0 75.6 151.2 0.97| 16.8 16.3 1000 210 12 136 15| 8.3 0.0 8.3| 84.6 0.0 84.6 84.6 0.97| 9.5 9.2 1500 212 14 143 16| 6.0 0.0 6.0| 90.6 0.0 90.6 60.4 0.96| 6.8 6.6 2000 213 15 148 16| 4.5 0.3 4.8| 95.5 0.0 95.5 47.8 0.96| 5.5 5.2 2500 214 16 151 16| 3.6 0.5 4.1|100.5 0.0 100.5 40.2 0.95| 4.6 4.4 3000 214 17 154 16| 3.2 0.5 3.7|113.3 0.0 113.3 37.8 0.93| 4.4 4.1 4000 221 18 162 16| 2.8 0.3 3.2|145.8 0.0 145.8 36.4 0.91| 4.6 4.2 5000 231 20 175 13| 2.6 0.3 2.9|175.0 0.0 175.0 35.0 0.92| 4.8 4.4 6000 244 22 197 11| 3.7 0.2 3.9|185.6 0.0 185.6 30.9 0.70| 5.6 4.0 Wrote GIF file: /home/apache/climate/data/raob//EFSO/skewt/EFSO.skewt.20251218.12.gif