UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for URRR... Searching the city database file for: URRR ... Date:0000Z 27 DEC 25 Station: URRR WMO ident: 34731 Latitude: 47.25 Longitude: 39.82 Elevation: 77.00 ------------------------------------------------------------------------------- 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 46 245 5 SFC 996 77 -4.5 -5.8 91 1.3 -4.9 245 5 269.0 269.4 268.4 275.7 2.48 2 975 245 -6.1 -8.4 84 2.3 -6.8 258 10 269.0 269.3 267.8 274.6 2.08 3 925 659 -5.3 -7.4 85 2.1 -6.0 290 21 273.9 274.3 271.4 280.4 2.37 4 902 856 -5.3 -8.4 79 3.1 -6.3 294 19 275.9 276.2 272.4 282.2 2.24 5 850 1319 -8.9 -11.8 79 2.9 -9.7 305 13 276.8 277.1 272.3 282.0 1.82 6 817 1625 -9.7 -12.7 79 3.0 -10.5 301 14 279.1 279.4 273.6 284.2 1.76 7 700 2800 -18.1 -22.8 67 4.7 -19.0 285 17 282.4 282.6 274.0 285.1 0.87 8 607 3845 -25.7 -27.8 82 2.1 -26.0 270 27 285.4 285.5 275.3 287.4 0.64 9 514 5027 -33.3 -39.3 55 6.0 -33.8 253 38 290.1 290.2 277.2 291.0 0.25 10 500 5220 -34.1 -41.1 49 7.0 -34.6 250 40 291.5 291.5 277.7 292.2 0.21 11 476 5564 -36.3 -43.3 48 7.0 -36.7 250 45 292.9 292.9 278.4 293.5 0.17 12 410 6592 -41.1 -49.8 38 8.7 -41.5 250 62 299.4 299.5 281.3 299.8 0.10 13 400 6760 -41.9 -50.9 37 9.0 -42.3 250 62 300.5 300.5 281.7 300.9 0.09 14 325 8157 -46.3 -58.3 24 12.0 -46.6 255 46 312.9 312.9 286.4 313.0 0.04 15 300 8690 -45.9 -58.9 22 13.0 -46.3 255 36 320.7 320.7 289.0 320.8 0.05 16 289 8938 -45.5 -59.5 19 14.0 -45.9 257 34 324.7 324.7 290.2 324.9 0.04 17 250 9900 -45.9 -61.9 15 16.0 -46.4 265 25 337.8 337.8 293.8 338.0 0.04 18 200 11370 -48.7 -66.7 11 18.0 -49.2 325 17 355.7 355.7 297.8 355.8 0.02 19 184 11917 -49.3 -68.3 9 19.0 -49.8 363.3 363.3 299.4 363.4 0.02 TRP 325 8157 -46.3 -58.3 24 12.0 -46.6 255 46 312.9 312.9 286.4 313.0 0.04 WND 410 6592 -41.1 -49.8 38 8.7 -41.5 250 62 299.4 299.5 281.3 299.8 0.10 Sounding variables and indices 1000-500 mb thick: 5174.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 73.86 % Est. max temperature: 3.63 C = 38.53 F Sfc-Lift cond lev (LCL): 975.59 mb = 240.11 m = 787.75 ft T: -6.05 C 700-500 lapse rate: 6.61 C/km ThetaE index: 1.02 C Layer 975.0- 925.0 mb Conv cond level (CCL): 824.22 mb = 1557.26 m = 5109.06 ft Mean mixing ratio: 2.25 g/kg Conv temperature: 5.15 C = 41.26 F Cap Strength: 10.27 C Lifted Index: 11.20 C Risk: None Lifted Index @300 mb: 30.08 C Lifted Index @700 mb: 5.90 C Showalter Index: 8.24 C Risk: None Total Totals Index: 47.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 22.30 C K Index: 8.70 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 2.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.10 J/kg Max Up Vert Vel: 7.50 m/s Conv Inhibition (B-): 9277.34 J/kg Cap Strength: 11.12 C Lift Cond Lev (LCL): 911.05 mb = 778.17 m = 2553.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 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 ---------------------------------------------------------- 0 996 77 245 5 4.5 2.1 | 129 16 -12.6 10.3 1 925 659 290 21 19.7 -7.2 | 249 3 2.6 1.0 2 850 1319 305 13 10.6 -7.5 | 96 7 -6.5 0.7 3 700 2800 285 17 16.4 -4.4 | 169 4 -0.7 3.8 4 500 5220 250 40 37.6 13.7 | 223 30 20.4 21.9 5 410 6592 250 62 58.3 21.2 | 234 51 41.1 29.4 6 400 6760 250 62 58.3 21.2 | 234 51 41.1 29.4 7 325 8157 255 46 44.4 11.9 | 234 34 27.3 20.1 8 300 8690 255 36 34.8 9.3 | 225 25 17.6 17.5 9 250 9900 265 25 24.9 2.2 | 217 13 7.7 10.4 10 200 11370 325 17 9.8 -13.9 | 52 9 -7.4 -5.7 Wind Parameters Mean winds (0-6000m): 265.5 at 25.3 knts Storm direction: 295.5 at 19.0 knts Shear (0-3000m) pos: 2.0 neg: 1.4 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 76.3 deg Storm rel helicity (0-3000m) pos: 37.9 neg: -0.7 tot: 37.2 m^2/s^2 ave: 12.4 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.05 Bulk Shear: 26.79 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 ------------------------------------------------------------------------------- 500 280 12 138 8| 15.6 0.0 15.6| 27.4 0.0 27.4 54.7 0.64| 16.6 10.6 1000 288 15 142 4| 7.0 0.0 7.0| 29.4 -0.6 28.7 28.7 0.41| 13.0 5.3 1500 292 15 127 4| 4.0 0.0 4.0| 30.2 -0.7 29.6 19.7 0.37| 10.0 3.7 2000 294 15 122 4| 3.0 0.6 3.6| 32.0 -0.7 31.3 15.7 0.39| 8.1 3.1 2500 293 15 125 4| 2.4 0.9 3.3| 34.0 -0.7 33.4 13.3 0.43| 6.9 3.0 3000 291 15 133 4| 2.0 1.4 3.4| 37.9 -0.7 37.2 12.4 0.48| 6.5 3.1 4000 284 18 178 4| 1.5 2.5 4.0| 44.0 -0.7 43.3 10.8 0.43| 6.3 2.7 5000 273 21 209 8| 1.2 3.2 4.4| 44.0 -15.2 28.7 5.7 0.30| 6.4 1.9 6000 265 25 219 13| 1.0 4.0 5.0| 91.6 -18.6 73.0 12.2 0.30| 6.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//URRR/skewt/URRR.skewt.20251227.00.gif