UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 19 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 67 0 0 SFC 993 126 11.4 10.1 92 1.3 10.7 0 0 285.1 286.5 284.1 306.8 7.83 2 966 356 9.8 7.1 83 2.7 8.3 315 10 285.8 286.9 283.0 304.1 6.56 3 925 717 11.2 8.5 83 2.7 9.7 245 25 290.8 292.1 286.1 312.2 7.54 4 913 826 11.4 9.2 86 2.2 10.1 250 27 292.1 293.5 287.1 314.9 8.02 5 850 1420 7.4 5.7 89 1.7 6.5 280 35 293.9 295.1 286.5 313.5 6.77 6 726 2700 0.8 -1.1 87 1.9 -0.1 279 39 300.2 301.1 287.0 314.8 4.86 7 637 3737 -5.1 -9.3 72 4.2 -6.7 277 42 305.0 305.5 286.8 314.2 2.97 8 505 5525 -15.1 -19.6 68 4.5 -16.4 275 48 313.7 314.0 288.4 319.0 1.60 9 500 5600 -15.7 -20.4 67 4.7 -17.0 275 48 313.9 314.2 288.4 318.9 1.51 10 433 6667 -24.7 -29.5 64 4.8 -25.5 275 45 315.6 315.8 288.2 318.3 0.77 11 400 7240 -28.7 -33.7 62 5.0 -29.4 275 44 317.7 317.8 288.6 319.7 0.55 12 362 7946 -33.3 -39.3 55 6.0 -33.9 278 47 320.7 320.8 289.3 322.0 0.35 13 341 8361 -37.7 -45.7 43 8.0 -38.3 281 48 320.3 320.3 289.0 321.0 0.19 14 307 9076 -43.3 -52.3 36 9.0 -43.7 284 51 322.2 322.2 289.5 322.6 0.10 15 305 9120 -44.5 -53.5 36 9.0 -44.9 284 52 321.1 321.1 289.2 321.5 0.09 16 300 9230 -44.9 -53.9 36 9.0 -45.3 285 52 322.1 322.1 289.5 322.4 0.08 17 295 9342 -45.3 -54.3 36 9.0 -45.7 285 52 323.1 323.1 289.8 323.4 0.08 18 273 9852 -50.5 -59.5 34 9.0 -50.7 288 54 322.8 322.8 289.6 322.9 0.05 19 272 9876 -50.7 -59.7 34 9.0 -50.9 288 54 322.8 322.8 289.7 323.0 0.05 20 250 10420 -54.7 -63.7 32 9.0 -54.9 290 56 324.7 324.7 290.2 324.9 0.03 21 211 11483 -62.1 -71.1 29 9.0 -62.2 294 53 329.3 329.3 291.5 329.4 0.01 22 202 11750 -65.5 -74.5 28 9.0 -65.5 295 52 328.1 328.1 291.2 328.1 0.01 23 200 11810 -65.1 -74.1 28 9.0 -65.1 295 50 329.7 329.7 291.6 329.7 0.01 24 183 12360 -59.3 -68.3 30 9.0 -59.5 292 45 347.6 347.6 296.1 347.7 0.02 25 150 13620 -55.3 -65.3 28 10.0 -55.6 285 35 374.8 374.8 301.4 375.0 0.04 26 133 14389 -52.9 -63.9 25 11.0 -53.3 289 35 392.2 392.2 304.2 392.4 0.05 27 100 16220 -53.7 -67.7 16 14.0 -54.2 300 36 424.0 424.0 308.2 424.2 0.04 28 96 16482 -53.7 -67.7 16 14.0 -54.2 301 35 428.9 429.0 308.7 429.2 0.04 29 85 17259 -56.9 -70.9 15 14.0 -57.3 302 30 437.7 437.7 309.7 437.8 0.03 30 79 17726 -53.7 -68.7 14 15.0 -54.4 303 27 453.5 453.6 311.2 453.8 0.05 31 70 18500 -55.3 -70.3 14 15.0 -55.9 305 23 466.1 466.1 312.3 466.3 0.04 32 50 20660 -53.7 -69.7 12 16.0 -54.7 325 21 516.9 516.9 316.1 517.3 0.06 33 34 23144 -52.9 -69.9 11 17.0 -54.5 579.3 579.3 319.6 580.0 0.09 TRP 202 11750 -65.5 -74.5 28 9.0 -65.5 295 52 328.1 328.1 291.2 328.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5533.00 m Freezing level: 713.93 mb = 2840.16 m = 9318.00 ft Wetbulb zero: 727.84 mb = 2678.96 m = 8789.12 ft Precipitable water: 1.02 inches Sfc-500 mean rel hum: 79.76 % Est. max temperature: 20.49 C = 68.88 F Sfc-Lift cond lev (LCL): 973.85 mb = 288.08 m = 945.14 ft T: 10.27 C 700-500 lapse rate: 5.69 C/km ThetaE index: 2.76 C Layer 966.0- 925.0 mb Conv cond level (CCL): 833.29 mb = 1581.12 m = 5187.33 ft Mean mixing ratio: 7.34 g/kg Conv temperature: 20.95 C = 69.71 F Cap Strength: 6.97 C Lifted Index: 6.96 C Risk: None Lifted Index @300 mb: 9.16 C Lifted Index @700 mb: 3.53 C Showalter Index: 4.50 C Risk: None Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.40 C K Index: 26.26 Risk: 40-60 % chance of thunderstorms Sweat Index: 186.40 Risk: None Energy Index: 1.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.66 J/kg Max Up Vert Vel: 8.08 m/s Conv Inhibition (B-): 31870.20 J/kg Cap Strength: 6.84 C Lift Cond Lev (LCL): 908.93 mb = 863.26 m = 2832.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 28 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 ---------------------------------------------------------- 0 993 126 0 0 -0.0 -0.0 | 125 28 -23.4 16.3 1 925 717 245 25 22.7 10.6 | 179 27 -0.7 26.9 2 850 1420 280 35 34.5 -6.1 | 227 15 11.1 10.2 3 500 5600 275 48 47.8 -4.2 | 244 27 24.5 12.1 4 400 7240 275 44 43.8 -3.8 | 239 24 20.5 12.5 5 300 9230 285 52 50.2 -13.5 | 264 27 26.9 2.9 6 250 10420 290 56 52.6 -19.2 | 276 29 29.3 -2.8 7 202 11750 295 52 47.1 -22.0 | 283 24 23.8 -5.7 8 200 11810 295 50 45.3 -21.1 | 282 22 22.0 -4.8 9 150 13620 285 35 33.8 -9.1 | 235 13 10.4 7.3 10 100 16220 300 36 31.2 -18.0 | 282 8 7.8 -1.7 11 70 18500 305 23 18.8 -13.2 | 125 5 -4.5 3.1 12 50 20660 325 21 12.0 -17.2 | 86 11 -11.3 -0.9 Wind Parameters Mean winds (0-6000m): 274.9 at 38.0 knts Storm direction: 304.9 at 28.5 knts Shear (0-3000m) pos: 5.0 neg: 10.9 tot: 15.9 10-3/s Storm rel Dir Shear (0-3000m): -79.9 deg Storm rel helicity (0-3000m) pos: 161.3 neg: -20.9 tot: 140.4 m^2/s^2 ave: 117.0 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 5.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.28 Bulk Shear: 117.23 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 ------------------------------------------------------------------------------- 500 242 11 146 26| 0.0 21.7 21.7| 64.9 -20.9 44.0 88.0 0.43| 29.5 12.8 1000 252 19 166 23| 5.0 10.9 15.9|136.1 -20.9 115.2 115.2 0.50| 24.7 12.4 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 275 38 228 19| 3.3 6.8 10.2|213.9 -25.5 188.4 104.7 0.55| 6.0 3.3 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250419.12.gif