UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for ULWW... Searching the city database file for: ULWW ... Date:0000Z 21 DEC 25 Station: ULWW WMO ident: 27038 Latitude: 59.31 Longitude: 39.93 Elevation: 133.00 ------------------------------------------------------------------------------- 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 51 SFC 990 133 0.2 -1.6 88 1.8 -0.5 225 3 274.1 274.7 273.2 283.5 3.43 2 941 535 -2.1 -4.2 86 2.1 -2.9 270 18 275.8 276.3 273.5 284.0 2.97 3 925 671 -1.3 -3.5 85 2.2 -2.1 285 23 278.0 278.5 275.0 286.8 3.19 4 914 767 -1.1 -3.0 87 1.9 -1.9 286 23 279.1 279.7 275.9 288.5 3.35 5 892 963 -1.9 -3.8 87 1.9 -2.6 287 22 280.3 280.8 276.3 289.3 3.23 6 875 1117 -1.7 -3.7 86 2.0 -2.5 288 22 282.0 282.6 277.3 291.4 3.32 7 850 1349 -3.1 -5.0 87 1.9 -3.8 290 21 282.9 283.4 277.5 291.7 3.10 8 716 2688 -9.3 -11.7 83 2.4 -10.1 277 30 290.3 290.7 279.9 296.8 2.18 9 700 2862 -10.7 -13.2 82 2.5 -11.5 275 31 290.6 291.0 279.8 296.6 1.97 10 588 4175 -21.3 -27.3 58 6.0 -22.3 259 51 293.2 293.3 279.3 295.4 0.69 11 566 4456 -22.9 -32.9 40 10.0 -24.2 256 55 294.5 294.6 279.5 295.9 0.42 12 557 4573 -22.5 -33.5 36 11.0 -24.0 255 57 296.3 296.4 280.3 297.7 0.41 13 551 4653 -23.1 -34.1 36 11.0 -24.5 254 58 296.5 296.6 280.4 297.8 0.39 14 542 4774 -22.1 -32.1 40 10.0 -23.6 252 60 299.1 299.2 281.6 300.7 0.48 15 516 5132 -26.3 -33.3 52 7.0 -27.2 248 65 298.3 298.4 281.2 299.8 0.45 16 510 5217 -25.9 -33.9 47 8.0 -26.9 247 67 299.8 299.8 281.8 301.2 0.43 17 500 5360 -26.9 -34.9 47 8.0 -27.9 245 69 300.2 300.3 282.0 301.6 0.39 18 470 5806 -31.3 -39.3 45 8.0 -32.0 246 74 300.1 300.2 281.8 301.1 0.27 19 400 6940 -38.1 -50.1 27 12.0 -38.7 250 87 305.5 305.5 283.7 305.8 0.10 20 353 7786 -43.7 -54.7 29 11.0 -44.1 250 95 309.0 309.1 285.1 309.3 0.06 21 342 7998 -43.7 -53.7 32 10.0 -44.1 250 98 311.9 311.9 286.1 312.1 0.07 22 316 8521 -48.2 -56.4 38 8.2 -48.4 250 103 312.8 312.8 286.4 313.0 0.06 23 300 8860 -51.1 -58.1 43 7.0 -51.2 250 103 313.3 313.3 286.6 313.5 0.05 24 284 9217 -52.3 -59.3 43 7.0 -52.5 250 101 316.6 316.6 287.6 316.7 0.05 25 259 9807 -58.3 -64.3 46 6.0 -58.4 250 97 316.2 316.2 287.5 316.3 0.03 26 250 10030 -58.7 -64.7 46 6.0 -58.8 250 95 318.8 318.8 288.4 318.9 0.03 27 240 10285 -59.5 -65.5 46 6.0 -59.6 250 94 321.3 321.3 289.2 321.4 0.02 28 238 10337 -61.7 -67.7 45 6.0 -61.7 250 93 318.8 318.8 288.3 318.9 0.02 29 236 10390 -61.9 -67.9 45 6.0 -62.0 250 93 319.3 319.3 288.5 319.3 0.02 30 206 11228 -62.7 -68.7 44 6.0 -62.7 258 73 330.7 330.7 291.9 330.7 0.02 31 200 11410 -61.9 -67.9 45 6.0 -62.0 260 69 334.7 334.7 293.0 334.8 0.02 32 184 11927 -59.3 -65.3 46 6.0 -59.4 261 65 347.0 347.0 296.0 347.2 0.03 33 150 13190 -63.3 -69.3 44 6.0 -63.4 265 56 361.0 361.0 298.9 361.1 0.02 34 100 15660 -66.7 -73.7 37 7.0 -66.8 295 48 398.9 398.9 305.0 398.9 0.02 35 92 16165 -67.9 -74.9 36 7.0 -68.0 296 46 406.1 406.1 306.0 406.2 0.02 36 70 17800 -71.5 -78.5 34 7.0 -71.6 300 40 431.4 431.4 309.0 431.5 0.01 37 51 19649 -76.1 -83.1 32 7.0 -76.2 461.5 461.5 311.9 461.6 0.01 TRP 236 10390 -61.9 -67.9 45 6.0 -62.0 250 93 319.3 319.3 288.5 319.3 0.02 WND 316 8521 -48.2 -56.4 38 8.2 -48.4 250 103 312.8 312.8 286.4 313.0 0.06 Sounding variables and indices 1000-500 mb thick: 5309.00 m Freezing level: 985.74 mb = 167.99 m = 551.15 ft Wetbulb zero: Below ground Precipitable water: 0.43 inches Sfc-500 mean rel hum: 71.77 % Est. max temperature: 9.44 C = 49.00 F Sfc-Lift cond lev (LCL): 962.48 mb = 356.45 m = 1169.45 ft T: -1.08 C 700-500 lapse rate: 6.49 C/km ThetaE index: 1.43 C Layer 700.0- 566.0 mb Conv cond level (CCL): 797.92 mb = 1842.55 m = 6045.03 ft Mean mixing ratio: 3.21 g/kg Conv temperature: 11.66 C = 52.98 F Cap Strength: 12.28 C Lifted Index: 12.57 C Risk: None Lifted Index @300 mb: 19.54 C Lifted Index @700 mb: 7.80 C Showalter Index: 8.06 C Risk: None Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 21.90 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 111.00 Risk: None Energy Index: 2.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.46 J/kg Max Up Vert Vel: 7.41 m/s Conv Inhibition (B-): 25059.16 J/kg Cap Strength: 12.27 C Lift Cond Lev (LCL): 909.89 mb = 803.38 m = 2635.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 at 31 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 ---------------------------------------------------------- 0 990 133 225 3 2.1 2.1 | 114 30 -26.9 12.1 1 925 671 285 23 22.2 -6.0 | 121 8 -6.8 4.1 2 850 1349 290 21 19.7 -7.2 | 107 10 -9.3 2.8 3 700 2862 275 31 30.9 -2.7 | 194 8 1.9 7.3 4 500 5360 245 69 62.5 29.2 | 221 52 33.5 39.2 5 400 6940 250 87 81.8 29.8 | 233 66 52.7 39.8 6 316 8521 250 103 96.8 35.2 | 236 81 67.8 45.2 7 300 8860 250 103 96.8 35.2 | 236 81 67.8 45.2 8 250 10030 250 95 89.3 32.5 | 235 74 60.3 42.5 9 236 10390 250 93 87.4 31.8 | 234 72 58.4 41.8 10 200 11410 260 69 68.0 12.0 | 241 45 38.9 22.0 11 150 13190 265 56 55.8 4.9 | 241 31 26.8 14.9 12 100 15660 295 48 43.5 -20.3 | 305 18 14.5 -10.3 13 70 17800 300 40 34.6 -20.0 | 331 11 5.6 -10.0 Wind Parameters Mean winds (0-6000m): 259.0 at 40.9 knts Storm direction: 289.0 at 30.7 knts Shear (0-3000m) pos: 3.5 neg: 2.7 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 100.0 deg Storm rel helicity (0-3000m) pos: 75.2 neg: -10.6 tot: 64.6 m^2/s^2 ave: 21.5 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.24 Bulk Shear: 116.15 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 ------------------------------------------------------------------------------- 500 278 12 116 19| 20.6 0.0 20.6| 51.5 -3.3 48.2 96.3 0.30| 23.1 6.9 1000 284 17 116 14| 10.5 0.0 10.5| 51.5 -9.2 42.3 42.3 0.16| 13.5 2.1 1500 286 19 114 12| 7.0 0.5 7.5| 54.0 -10.6 43.4 29.0 0.16| 10.0 1.6 2000 285 20 116 11| 5.3 1.3 6.6| 59.4 -10.6 48.8 24.4 0.24| 8.5 2.0 2500 283 22 122 9| 4.2 1.9 6.1| 65.3 -10.6 54.7 21.9 0.32| 7.7 2.4 3000 281 23 132 8| 3.5 2.7 6.2| 75.2 -10.6 64.6 21.5 0.37| 7.5 2.8 4000 275 28 173 8| 2.6 4.2 6.9| 88.5 -10.8 77.6 19.4 0.32| 7.9 2.5 5000 265 34 203 14| 2.1 5.3 7.4| 88.5 -46.7 41.8 8.4 0.20| 8.3 1.7 6000 259 41 212 21| 2.2 5.0 7.2|176.7 -63.1 113.7 18.9 0.22| 8.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//ULWW/skewt/ULWW.skewt.20251221.00.gif