UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for EP374... Searching the city database file for: EP374 ... Date:1200Z 3 DEC 25 Station: EP374 WMO ident: 12374 Latitude: 52.40 Longitude: 20.97 ------------------------------------------------------------------------------- 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 1008 95 5.2 3.7 90 1.5 4.5 130 5 277.7 278.6 277.3 291.2 4.95 1 1000 160 4.4 3.2 92 1.2 3.8 120 7 277.5 278.4 277.0 290.7 4.81 2 925 789 0.0 0.0 100 0.0 0.0 165 11 279.3 280.0 277.0 290.7 4.13 3 919 841 -0.3 -0.3 100 0.0 -0.3 168 11 279.5 280.2 277.0 290.8 4.07 4 906 956 0.8 0.4 97 0.4 0.6 174 11 281.8 282.5 278.6 293.9 4.34 5 884 1153 -0.5 -0.5 100 0.0 -0.5 184 11 282.4 283.2 278.7 294.1 4.17 6 878 1208 1.4 -0.8 85 2.2 0.4 187 11 285.0 285.7 279.8 296.6 4.11 7 851 1460 2.6 -4.4 60 7.0 -0.3 200 11 288.8 289.3 280.6 298.2 3.24 8 850 1470 2.6 -4.4 60 7.0 -0.3 200 11 288.9 289.4 280.6 298.3 3.24 9 832 1643 2.2 -4.8 60 7.0 -0.7 198 11 290.2 290.8 281.1 299.6 3.21 10 700 3015 -7.5 -11.9 71 4.4 -8.9 180 13 294.2 294.6 281.7 300.8 2.19 11 567 4617 -19.5 -21.4 85 1.9 -19.9 171 13 298.3 298.6 282.3 302.2 1.22 12 558 4736 -20.1 -26.1 59 6.0 -21.2 170 13 299.0 299.1 282.0 301.6 0.81 13 534 5060 -22.5 -24.9 81 2.4 -22.9 168 13 299.9 300.1 282.6 303.0 0.95 14 500 5540 -25.7 -30.6 63 4.9 -26.4 165 13 301.7 301.8 282.9 303.7 0.60 15 482 5805 -27.7 -32.1 66 4.4 -28.3 161 13 302.4 302.5 283.1 304.2 0.54 16 471 5971 -29.1 -30.5 88 1.4 -29.3 158 14 302.7 302.8 283.3 304.8 0.64 17 460 6139 -30.7 -32.2 87 1.5 -30.9 156 14 302.7 302.8 283.2 304.6 0.56 18 456 6201 -30.5 -42.5 30 12.0 -31.6 155 14 303.8 303.8 283.2 304.5 0.20 19 448 6327 -31.3 -42.3 33 11.0 -32.2 153 14 304.3 304.3 283.4 305.0 0.21 20 412 6915 -36.1 -50.1 22 14.0 -36.9 143 15 305.5 305.5 283.7 305.8 0.09 21 400 7120 -38.1 -49.1 31 11.0 -38.7 140 15 305.5 305.5 283.7 305.9 0.11 22 354 7946 -45.9 -50.8 58 4.9 -46.1 144 15 305.8 305.9 283.9 306.2 0.10 23 349 8041 -46.7 -47.7 89 1.0 -46.7 145 15 306.0 306.0 284.0 306.5 0.15 24 345 8117 -47.5 -48.6 88 1.1 -47.6 145 15 305.9 306.0 284.0 306.4 0.13 25 326 8489 -49.7 -54.3 58 4.6 -49.8 147 15 307.9 307.9 284.6 308.2 0.07 26 316 8693 -49.9 -60.9 26 11.0 -50.1 148 15 310.4 310.4 285.5 310.5 0.03 27 300 9030 -52.7 -58.7 48 6.0 -52.8 150 15 311.1 311.1 285.8 311.2 0.05 28 274 9610 -57.1 -60.4 66 3.3 -57.2 142 15 312.9 312.9 286.4 313.0 0.04 29 266 9797 -57.7 -63.7 46 6.0 -57.8 140 15 314.7 314.7 287.0 314.8 0.03 30 254 10089 -56.7 -69.7 18 13.0 -56.9 140 15 320.3 320.3 288.9 320.4 0.01 31 250 10190 -56.7 -70.7 16 14.0 -56.9 140 15 321.8 321.8 289.3 321.8 0.01 32 200 11600 -56.3 -79.3 4 23.0 -56.5 170 11 343.6 343.6 295.2 343.6 0.00 33 194 11793 -55.9 -79.9 3 24.0 -56.2 173 10 347.3 347.3 296.0 347.3 0.00 34 150 13420 -57.5 -83.5 2 26.0 -57.8 200 3 371.0 371.0 300.8 371.0 0.00 35 100 15970 -60.5 -85.5 2 25.0 -60.8 300 7 410.8 410.8 306.6 410.8 0.00 36 70 18160 -65.3 -88.3 3 23.0 -65.5 235 15 444.7 444.7 310.3 444.7 0.00 37 50 20220 -65.3 -89.3 2 24.0 -65.6 285 15 489.6 489.6 314.2 489.6 0.00 38 30 23270 -69.1 -91.1 3 22.0 -69.4 265 35 556.3 556.3 318.5 556.3 0.00 39 20 25660 -73.9 -92.9 4 19.0 -74.1 265 56 610.0 610.0 321.0 610.0 0.00 40 11 29098 -78.9 -95.9 5 17.0 -79.1 265 79 705.5 705.5 324.6 705.6 0.00 41 10 29640 -78.5 -96.5 4 18.0 -78.7 265 83 726.5 726.5 325.3 726.6 0.00 42 9.0 30241 -78.2 -96.2 4 18.0 -78.5 270 87 749.8 749.8 325.9 749.8 0.00 43 7.9 30986 -77.9 -95.9 4 18.0 -78.2 779.6 779.6 326.7 779.6 0.00 TRP 266 9797 -57.7 -63.7 46 6.0 -57.8 140 15 314.7 314.7 287.0 314.8 0.03 WND 9.0 30241 -78.2 -96.2 4 18.0 -78.5 270 87 749.8 749.8 325.9 749.8 0.00 Sounding variables and indices 1000-500 mb thick: 5380.00 m Freezing level: 925.00 mb = 789.00 m = 2588.55 ft Freezing level: 915.45 mb = 872.44 m = 2862.31 ft Freezing level: 892.46 mb = 1077.22 m = 3534.13 ft Freezing level: 882.42 mb = 1167.57 m = 3830.56 ft Freezing level: 802.06 mb = 1954.31 m = 6411.70 ft Wetbulb zero: 924.66 mb = 791.93 m = 2598.15 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 76.37 % Est. max temperature: 15.27 C = 59.49 F Sfc-Lift cond lev (LCL): 984.95 mb = 282.38 m = 926.44 ft T: 3.54 C 700-500 lapse rate: 7.21 C/km ThetaE index: 0.53 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 946.97 mb = 599.59 m = 1967.14 ft Mean mixing ratio: 4.45 g/kg Conv temperature: 6.27 C = 43.29 F Cap Strength: 8.95 C Lifted Index: 9.85 C Risk: None Lifted Index @300 mb: 14.37 C Lifted Index @700 mb: 7.54 C Showalter Index: 4.46 C Risk: None Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 21.30 C K Index: 19.50 Risk: < 20 % chance of thunderstorms Sweat Index: 47.00 Risk: None Energy Index: 1.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.28 J/kg Max Up Vert Vel: 4.54 m/s Conv Inhibition (B-): 0.14 J/kg Cap Strength: 9.62 C Lift Cond Lev (LCL): 948.58 mb = 585.95 m = 1922.37 ft Lev Free Conv (LFC): 933.58 mb = 714.55 m = 2344.29 ft Equ Level (EL): 913.58 mb = 888.79 m = 2915.95 ft B at Equ Level: 8.00 J/kg Max Parcel Lev (MPL): 893.58 mb = 1066.62 m = 3499.37 ft Wind level data Storm motion: 204 at 9 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 1008 95 130 5 -3.8 3.2 | 56 9 -7.6 -5.0 1 1000 160 120 7 -6.1 3.5 | 64 11 -9.8 -4.8 2 925 789 165 11 -2.8 10.6 | 110 7 -6.6 2.4 3 850 1470 200 11 3.8 10.3 | 180 2 0.0 2.1 4 700 3015 180 13 0.0 13.0 | 142 6 -3.7 4.7 5 500 5540 165 13 -3.4 12.6 | 121 8 -7.1 4.3 6 400 7120 140 15 -9.6 11.5 | 104 14 -13.4 3.2 7 300 9030 150 15 -7.5 13.0 | 113 12 -11.2 4.7 8 266 9797 140 15 -9.6 11.5 | 104 14 -13.4 3.2 9 250 10190 140 15 -9.6 11.5 | 104 14 -13.4 3.2 10 200 11600 170 11 -1.9 10.8 | 114 6 -5.7 2.6 11 150 13420 200 3 1.0 2.8 | 27 6 -2.7 -5.4 12 100 15970 300 7 6.1 -3.5 | 349 12 2.3 -11.8 13 70 18160 235 15 12.3 8.6 | 268 9 8.5 0.3 14 50 20220 285 15 14.5 -3.9 | 318 16 10.7 -12.1 15 30 23270 265 35 34.9 3.1 | 279 32 31.1 -5.2 16 20 25660 265 56 55.8 4.9 | 274 52 52.0 -3.4 17 10 29640 265 83 82.7 7.2 | 271 79 78.9 -1.0 Wind Parameters Mean winds (0-6000m): 174.4 at 12.1 knts Storm direction: 204.4 at 9.1 knts Shear (0-3000m) pos: 1.8 neg: 0.7 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 84.5 deg Storm rel helicity (0-3000m) pos: 25.2 neg: -2.6 tot: 22.6 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.37 Bulk Shear: 7.50 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 ------------------------------------------------------------------------------- 500 137 8 76 10| 5.6 0.0 5.6| 15.6 0.0 15.6 31.1 0.83| 7.5 6.2 1000 156 9 93 8| 4.5 0.0 4.5| 23.0 0.0 23.0 23.0 0.77| 6.8 5.2 1500 170 10 105 6| 3.6 0.0 3.6| 25.2 -0.1 25.1 16.7 0.74| 5.9 4.3 2000 177 10 116 5| 2.7 0.4 3.1| 25.2 -0.7 24.5 12.2 0.64| 4.8 3.1 2500 180 11 123 4| 2.1 0.6 2.8| 25.2 -1.5 23.6 9.5 0.56| 4.1 2.3 3000 180 11 127 5| 1.8 0.7 2.5| 25.2 -2.6 22.6 7.5 0.49| 3.7 1.8 4000 179 12 130 5| 1.3 0.7 2.0| 25.2 -4.4 20.8 5.2 0.41| 2.9 1.2 5000 177 12 130 6| 1.1 0.7 1.8| 25.2 -6.3 18.9 3.8 0.35| 2.5 0.9 6000 174 12 127 6| 0.9 0.8 1.7| 25.2 -9.8 15.4 2.6 0.26| 2.3 0.6 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251203.12.gif