UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 10 DEC 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1020 30 -19.5 -22.8 75 3.3 -19.9 360 9 252.2 252.3 252.0 253.8 0.60 1 1000 177 -20.9 -25.1 69 4.2 -21.4 10 7 252.2 252.3 251.8 253.6 0.50 2 950 553 -23.9 -27.2 74 3.3 -24.2 10 6 252.9 253.0 252.2 254.1 0.43 3 936 662 -22.3 -25.4 76 3.1 -22.7 10 5 255.6 255.7 254.7 257.1 0.52 4 925 749 -22.1 -25.3 75 3.2 -22.5 10 5 256.7 256.8 255.6 258.2 0.53 5 850 1369 -23.5 -29.5 58 6.0 -24.1 350 7 261.5 261.6 259.2 262.6 0.39 6 816 1667 -23.9 -30.9 52 7.0 -24.6 6 8 264.2 264.2 261.2 265.2 0.36 7 734 2435 -27.7 -36.7 42 9.0 -28.4 47 10 268.1 268.2 263.8 268.8 0.22 8 700 2775 -28.9 -39.9 34 11.0 -29.7 65 11 270.5 270.5 265.3 271.0 0.17 9 665 3140 -31.5 -43.5 30 12.0 -32.2 66 13 271.6 271.6 266.0 271.9 0.12 10 632 3498 -33.5 -45.5 29 12.0 -34.1 67 16 273.3 273.3 267.1 273.6 0.10 11 500 5110 -42.9 -52.9 33 10.0 -43.2 70 27 280.7 280.7 271.7 280.9 0.06 12 402 6548 -52.7 -61.7 33 9.0 -52.8 55 25 286.1 286.1 274.6 286.2 0.02 13 400 6580 -52.9 -61.9 33 9.0 -53.0 55 25 286.2 286.2 274.7 286.3 0.02 14 317 8056 -60.5 -68.5 34 8.0 -60.6 60 27 295.4 295.4 279.3 295.4 0.01 15 300 8400 -60.1 -68.1 34 8.0 -60.2 50 25 300.6 300.6 281.6 300.7 0.01 16 267 9129 -59.1 -67.1 35 8.0 -59.2 47 21 312.3 312.3 286.2 312.3 0.02 17 250 9540 -59.9 -66.9 40 7.0 -60.0 45 19 317.0 317.0 287.8 317.1 0.02 18 221 10311 -60.3 -67.3 39 7.0 -60.4 34 19 327.8 327.8 291.1 327.9 0.02 19 207 10723 -57.5 -65.5 35 8.0 -57.6 28 19 338.4 338.4 293.9 338.5 0.03 20 200 10940 -58.1 -66.1 35 8.0 -58.2 25 19 340.8 340.8 294.5 340.9 0.03 21 150 12740 -60.5 -69.5 30 9.0 -60.6 15 19 365.9 365.9 299.8 365.9 0.02 22 100 15230 -65.3 -75.3 24 10.0 -65.4 30 25 401.6 401.6 305.4 401.6 0.01 23 70 17380 -70.1 -80.1 22 10.0 -70.2 40 19 434.4 434.4 309.3 434.5 0.01 24 50 19360 -73.3 -84.3 17 11.0 -73.4 30 13 470.8 470.8 312.7 470.8 0.01 25 40 20662 -74.7 -85.7 17 11.0 -74.8 498.3 498.3 314.8 498.3 0.01 TRP 317 8056 -60.5 -68.5 34 8.0 -60.6 60 27 295.4 295.4 279.3 295.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 4933.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 45.01 % Est. max temperature: -11.48 C = 11.34 F Sfc-Lift cond lev (LCL): 966.00 mb = 430.87 m = 1413.60 ft T: -22.92 C 700-500 lapse rate: 6.00 C/km ThetaE index: 0.23 C Layer 1000.0- 950.0 mb Conv cond level (CCL): 696.58 mb = 2809.81 m = 9218.44 ft Mean mixing ratio: 0.49 g/kg Conv temperature: -1.03 C = 30.15 F Cap Strength: 16.40 C Lifted Index: 21.36 C Risk: None Lifted Index @300 mb: 32.52 C Lifted Index @700 mb: 14.50 C Showalter Index: 14.91 C Risk: None Total Totals Index: 32.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 13.40 C K Index: -21.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 3.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.53 J/kg Max Up Vert Vel: 6.09 m/s Conv Inhibition (B-): 40939.32 J/kg Cap Strength: 21.24 C Lift Cond Lev (LCL): 913.60 mb = 839.92 m = 2755.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 89 at 11 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 1020 30 360 9 -0.0 -9.0 | 308 14 11.3 -8.8 1 1000 177 10 7 -1.2 -6.9 | 304 12 10.1 -6.7 2 925 749 10 5 -0.9 -4.9 | 294 11 10.5 -4.7 3 850 1369 350 7 1.2 -6.9 | 298 14 12.6 -6.7 4 700 2775 65 11 -10.0 -4.6 | 343 5 1.4 -4.5 5 500 5110 70 27 -25.4 -9.2 | 57 17 -14.0 -9.0 6 400 6580 55 25 -20.5 -14.3 | 33 17 -9.1 -14.2 7 317 8056 60 27 -23.4 -13.5 | 42 18 -12.0 -13.3 8 300 8400 50 25 -19.2 -16.1 | 26 18 -7.8 -15.9 9 250 9540 45 19 -13.4 -13.4 | 9 13 -2.1 -13.2 10 200 10940 25 19 -8.0 -17.2 | 349 17 3.3 -17.0 11 150 12740 15 19 -4.9 -18.4 | 341 19 6.4 -18.2 12 100 15230 30 25 -12.5 -21.7 | 3 21 -1.2 -21.5 13 70 17380 40 19 -12.2 -14.6 | 3 14 -0.9 -14.4 14 50 19360 30 13 -6.5 -11.3 | 336 12 4.8 -11.1 Wind Parameters Mean winds (0-6000m): 59.1 at 15.1 knts Storm direction: 89.1 at 11.3 knts Shear (0-3000m) pos: 2.4 neg: 0.4 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 55.1 deg Storm rel helicity (0-3000m) pos: 25.8 neg: -9.2 tot: 16.7 m^2/s^2 ave: 5.6 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.97 Bulk Shear: 19.20 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 8 7 302 12| 3.6 0.0 3.6| 0.0 -7.1 -7.1 -14.2 -0.59| 3.8 -2.2 1000 8 6 299 12| 1.8 0.5 2.3| 1.5 -9.2 -7.6 -7.6 -0.42| 2.9 -1.2 1500 3 6 299 13| 1.2 0.7 1.9| 6.2 -9.2 -3.0 -2.0 -0.13| 2.8 -0.4 2000 6 7 302 12| 1.5 0.5 2.0| 15.9 -9.2 6.8 3.4 0.16| 3.1 0.5 2500 16 7 306 12| 2.1 0.4 2.6| 22.0 -9.2 12.8 5.1 0.26| 3.5 0.9 3000 28 8 312 10| 2.4 0.4 2.8| 25.8 -9.2 16.7 5.6 0.34| 3.6 1.2 4000 45 10 328 8| 2.5 0.3 2.8| 34.6 -9.2 25.5 6.4 0.43| 3.6 1.5 5000 56 13 354 7| 2.7 0.2 2.9| 44.6 -9.2 35.5 7.1 0.43| 3.6 1.5 6000 59 15 12 8| 2.2 0.5 2.8| 45.1 -28.5 16.5 2.8 0.27| 3.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251210.00.gif