UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for URRR... Searching the city database file for: URRR ... Date:0000Z 30 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 -5 SFC 989 77 -1.7 -4.2 83 2.5 -2.6 245 1 272.3 272.8 271.1 280.0 2.83 2 958 331 -4.9 -8.1 78 3.2 -5.9 262 14 271.6 271.9 269.6 277.5 2.16 3 925 609 -6.3 -8.9 82 2.6 -7.1 280 29 272.9 273.2 270.4 278.7 2.10 4 876 1032 -9.9 -11.9 85 2.0 -10.5 286 28 273.4 273.7 270.1 278.3 1.75 5 850 1265 -9.5 -11.1 88 1.6 -9.9 290 27 276.2 276.5 272.1 281.6 1.92 6 837 1384 -10.1 -12.3 84 2.2 -10.7 290 27 276.8 277.1 272.2 281.8 1.77 7 700 2741 -18.1 -21.4 75 3.3 -18.7 295 29 282.4 282.6 274.2 285.4 0.99 8 500 5180 -32.7 -36.0 72 3.3 -33.0 295 36 293.2 293.2 278.8 294.3 0.35 9 473 5569 -34.7 -38.1 71 3.4 -35.0 296 36 295.4 295.4 279.7 296.4 0.30 10 400 6720 -43.1 -46.4 70 3.3 -43.3 300 36 299.0 299.0 281.1 299.5 0.15 11 350 7605 -49.9 -53.2 68 3.3 -50.0 302 39 301.4 301.4 282.1 301.7 0.08 12 300 8600 -55.3 -58.5 67 3.2 -55.4 305 42 307.4 307.4 284.4 307.6 0.05 13 295 8707 -55.9 -59.0 68 3.1 -55.9 305 42 308.0 308.0 284.7 308.2 0.05 14 254 9667 -52.5 -55.7 68 3.2 -52.6 310 46 326.5 326.5 290.8 326.8 0.08 15 250 9770 -53.1 -56.4 67 3.3 -53.2 310 46 327.1 327.1 291.0 327.4 0.07 16 200 11200 -52.3 -57.2 55 4.9 -52.5 310 42 349.9 350.0 296.7 350.3 0.08 17 180 11883 -51.3 -57.3 49 6.0 -51.5 362.3 362.3 299.2 362.7 0.09 TRP 295 8707 -55.9 -59.0 68 3.1 -55.9 305 42 308.0 308.0 284.7 308.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5185.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 77.57 % Est. max temperature: 2.67 C = 36.80 F Sfc-Lift cond lev (LCL): 950.89 mb = 390.42 m = 1280.88 ft T: -5.20 C 700-500 lapse rate: 5.99 C/km ThetaE index: 2.50 C Layer 958.0- 925.0 mb Conv cond level (CCL): 888.35 mb = 923.36 m = 3029.37 ft Mean mixing ratio: 2.18 g/kg Conv temperature: -0.74 C = 30.67 F Cap Strength: 5.73 C Lifted Index: 12.43 C Risk: None Lifted Index @300 mb: 20.50 C Lifted Index @700 mb: 5.73 C Showalter Index: 9.94 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.20 C Cross Totals Index: 21.60 C K Index: 8.80 Risk: None Sweat Index: 90.00 Risk: None Energy Index: 2.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.06 J/kg Max Up Vert Vel: 3.76 m/s Conv Inhibition (B-): 8117.23 J/kg Cap Strength: 12.04 C Lift Cond Lev (LCL): 899.49 mb = 826.42 m = 2711.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 23 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 ---------------------------------------------------------- 0 989 77 245 1 0.9 0.4 | 146 22 -12.6 18.4 1 925 609 280 29 28.6 -5.0 | 229 20 15.0 13.0 2 850 1265 290 27 25.4 -9.2 | 233 15 11.8 8.8 3 700 2741 295 29 26.3 -12.3 | 246 14 12.8 5.7 4 500 5180 295 36 32.6 -15.2 | 262 19 19.1 2.8 5 400 6720 300 36 31.2 -18.0 | 270 18 17.6 0.0 6 300 8600 305 42 34.4 -24.1 | 286 22 20.9 -6.1 7 295 8707 305 42 34.4 -24.1 | 286 22 20.9 -6.1 8 250 9770 310 46 35.2 -29.6 | 298 25 21.7 -11.6 9 200 11200 310 42 32.2 -27.0 | 296 21 18.6 -9.0 Wind Parameters Mean winds (0-6000m): 293.1 at 30.0 knts Storm direction: 323.1 at 22.5 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 103.0 deg Storm rel helicity (0-3000m) pos: 177.7 neg: 0.0 tot: 177.7 m^2/s^2 ave: 59.2 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 5.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.19 Bulk Shear: 36.87 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 ------------------------------------------------------------------------------- 500 279 14 182 16| 27.2 0.0 27.2|147.4 0.0 147.4 294.8 0.99| 28.7 28.5 1000 282 21 208 15| 13.8 0.0 13.8|162.1 0.0 162.1 162.1 0.92| 17.1 15.7 1500 285 23 217 15| 9.2 0.0 9.2|165.8 0.0 165.8 110.5 0.89| 12.1 10.8 2000 287 24 222 15| 7.1 0.0 7.1|169.7 0.0 169.7 84.9 0.89| 9.4 8.4 2500 288 25 226 14| 5.8 0.0 5.8|173.7 0.0 173.7 69.5 0.90| 7.7 6.9 3000 290 26 229 14| 5.0 0.0 5.0|177.7 0.0 177.7 59.2 0.89| 6.7 5.9 4000 291 27 236 14| 3.8 0.4 4.1|185.7 0.0 185.7 46.4 0.88| 5.4 4.7 5000 292 29 242 15| 3.0 0.6 3.6|193.8 0.0 193.8 38.8 0.86| 4.6 3.9 6000 293 30 246 15| 2.5 0.5 3.0|202.3 0.0 202.3 33.7 0.86| 4.0 3.4 Wrote GIF file: /home/apache/climate/data/raob//URRR/skewt/URRR.skewt.20251230.00.gif