UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011200.upa.cvt Date: 0000Z 12 JAN 26 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 12 JAN 26 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1006 91 -11.7 -13.9 84 2.2 -12.2 15 5 261.0 261.2 260.6 264.5 1.30 1 1000 137 -12.1 -15.1 78 3.0 -12.8 15 7 261.0 261.2 260.4 264.2 1.18 2 972 354 -13.3 -16.5 77 3.2 -13.9 22 14 262.0 262.1 260.9 264.9 1.08 3 936 642 -11.3 -13.6 83 2.3 -11.8 32 22 266.9 267.1 265.2 270.8 1.43 4 925 733 -11.7 -13.8 84 2.1 -12.2 35 25 267.3 267.6 265.5 271.3 1.42 5 878 1131 -13.3 -15.3 85 2.0 -13.7 47 23 269.7 269.9 267.0 273.4 1.32 6 850 1377 -15.5 -18.2 80 2.7 -16.0 55 21 269.9 270.1 266.7 272.9 1.07 7 777 2048 -20.9 -23.5 80 2.6 -21.3 39 19 271.1 271.2 266.8 273.3 0.74 8 768 2135 -17.7 -20.2 81 2.5 -18.2 37 19 275.5 275.6 270.2 278.4 1.00 9 700 2825 -20.9 -30.9 40 10.0 -22.2 20 17 279.3 279.4 271.5 280.6 0.42 10 670 3147 -22.1 -35.1 30 13.0 -23.5 10 19 281.5 281.6 272.6 282.4 0.29 11 629 3609 -24.5 -39.5 24 15.0 -25.9 355 22 283.9 283.9 273.8 284.5 0.20 12 504 5203 -29.7 -48.7 14 19.0 -31.0 302 33 296.2 296.2 279.8 296.5 0.09 13 500 5260 -30.1 -49.1 14 19.0 -31.3 300 33 296.3 296.4 279.8 296.7 0.09 14 450 6006 -35.1 -55.1 11 20.0 -36.0 295 34 299.1 299.1 281.0 299.3 0.05 15 400 6820 -41.5 -54.5 23 13.0 -42.0 290 35 301.1 301.1 281.8 301.3 0.06 16 303 8647 -55.5 -68.5 18 13.0 -55.6 285 31 306.2 306.2 283.9 306.3 0.01 17 300 8710 -55.9 -68.9 18 13.0 -56.1 285 31 306.6 306.6 284.0 306.6 0.01 18 262 9558 -59.3 -71.3 20 12.0 -59.4 295 29 313.7 313.7 286.6 313.7 0.01 19 250 9850 -59.1 -71.1 20 12.0 -59.2 300 25 318.2 318.2 288.2 318.2 0.01 20 203 11166 -59.5 -72.5 17 13.0 -59.6 286 29 337.1 337.1 293.6 337.1 0.01 21 200 11260 -58.5 -71.5 17 13.0 -58.6 285 29 340.1 340.1 294.4 340.2 0.01 22 194 11452 -56.5 -69.5 18 13.0 -56.7 284 29 346.3 346.3 295.8 346.4 0.02 23 150 13070 -59.5 -73.5 15 14.0 -59.7 275 33 367.6 367.6 300.1 367.6 0.01 24 115 14722 -63.9 -77.9 13 14.0 -64.0 275 40 388.4 388.4 303.6 388.5 0.01 25 100 15580 -64.3 -78.3 13 14.0 -64.4 275 44 403.5 403.5 305.7 403.5 0.01 26 78 17089 -67.5 -81.5 12 14.0 -67.7 268 57 426.6 426.6 308.4 426.6 0.01 27 70 17740 -68.3 -82.3 12 14.0 -68.4 265 62 438.3 438.3 309.7 438.3 0.01 28 50 19730 -73.1 -87.1 10 14.0 -73.2 260 64 471.2 471.2 312.7 471.3 0.00 29 42 20749 -74.1 -88.1 10 14.0 -74.2 492.8 492.8 314.4 492.9 0.00 TRP 262 9558 -59.3 -71.3 20 12.0 -59.4 295 29 313.7 313.7 286.6 313.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5123.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 50.02 % Est. max temperature: -2.82 C = 26.92 F Sfc-Lift cond lev (LCL): 970.90 mb = 362.48 m = 1189.21 ft T: -13.24 C 700-500 lapse rate: 3.78 C/km ThetaE index: 0.46 C Layer 850.0- 777.0 mb Conv cond level (CCL): 837.45 mb = 1488.17 m = 4882.39 ft Mean mixing ratio: 1.27 g/kg Conv temperature: -2.57 C = 27.38 F Cap Strength: 23.40 C Lifted Index: 23.49 C Risk: None Lifted Index @300 mb: 27.40 C Lifted Index @700 mb: 11.31 C Showalter Index: 19.39 C Risk: None Total Totals Index: 26.50 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 11.90 C K Index: -13.60 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 4.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.50 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 37728.99 J/kg Cap Strength: 23.26 C Lift Cond Lev (LCL): 915.54 mb = 811.51 m = 2662.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 16 at 18 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 1006 91 15 5 -1.3 -4.8 | 197 13 3.7 12.1 1 1000 137 15 7 -1.8 -6.8 | 197 11 3.2 10.2 2 925 733 35 25 -14.3 -20.5 | 69 10 -9.3 -3.6 3 850 1377 55 21 -17.2 -12.0 | 112 13 -12.2 4.9 4 700 2825 20 17 -5.8 -16.0 | 140 1 -0.8 1.0 5 500 5260 300 33 28.6 -16.5 | 269 34 33.6 0.4 6 400 6820 290 35 32.9 -12.0 | 263 38 37.9 5.0 7 300 8710 285 31 29.9 -8.0 | 256 36 35.0 8.9 8 262 9558 295 29 26.3 -12.3 | 262 32 31.3 4.7 9 250 9850 300 25 21.7 -12.5 | 261 27 26.7 4.4 10 200 11260 285 29 28.0 -7.5 | 254 34 33.0 9.4 11 150 13070 275 33 32.9 -2.9 | 250 40 37.9 14.1 12 100 15580 275 44 43.8 -3.8 | 255 51 48.8 13.1 13 70 17740 265 62 61.8 5.4 | 252 70 66.8 22.3 14 50 19730 260 64 63.0 11.1 | 248 74 68.0 28.0 Wind Parameters Mean winds (0-6000m): 346.5 at 23.5 knts Storm direction: 16.5 at 17.7 knts Shear (0-3000m) pos: 2.8 neg: 2.2 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 120.2 deg Storm rel helicity (0-3000m) pos: 24.6 neg: -14.4 tot: 10.2 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 7.8 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.90 Bulk Shear: 32.95 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 26 13 172 5| 16.4 0.0 16.4| 0.0 -9.3 -9.3 -18.7 -0.52| 17.0 -8.9 1000 35 18 109 6| 9.6 0.0 9.6| 12.9 -11.3 1.5 1.5 -0.20| 13.2 -2.7 1500 41 19 106 8| 5.7 0.0 5.7| 23.9 -12.8 11.1 7.4 -0.07| 10.7 -0.8 2000 42 19 107 8| 4.3 1.1 5.4| 23.9 -14.3 9.6 4.8 -0.08| 9.2 -0.7 2500 40 19 107 8| 3.4 1.7 5.1| 24.2 -14.3 9.9 4.0 -0.06| 8.2 -0.5 3000 37 19 106 7| 2.8 2.2 5.1| 24.6 -14.4 10.2 3.4 -0.08| 7.8 -0.6 4000 25 20 75 3| 2.1 3.5 5.6| 24.6 -23.6 1.0 0.3 -0.12| 7.7 -0.9 5000 6 22 328 5| 1.7 4.3 6.0| 24.6 -80.3 -55.7 -11.1 -0.21| 8.0 -1.6 6000 346 24 300 12| 1.4 4.0 5.4| 24.6-118.2 -93.6 -15.6 -0.24| 7.2 -1.7 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20260112.00.gif