UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110212.upa.cvt Date: 1200Z 2 NOV 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 2 NOV 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1008 41 -22.5 -25.3 78 2.8 -22.8 40 1 250.1 250.2 249.8 251.4 0.48 1 1005 63 -21.3 -25.0 72 3.7 -21.7 12 2 251.5 251.6 251.1 252.8 0.50 2 1001 92 -16.1 -18.7 80 2.6 -16.6 334 3 257.0 257.1 256.5 259.3 0.87 3 1000 100 -16.3 -18.9 80 2.6 -16.7 325 3 256.9 257.0 256.4 259.2 0.86 4 979 259 -17.3 -19.3 84 2.0 -17.6 296 11 257.4 257.5 256.9 259.7 0.85 5 944 529 -18.1 -19.9 86 1.8 -18.4 247 25 259.3 259.4 258.3 261.6 0.83 6 940 561 -18.7 -20.6 85 1.9 -19.0 242 27 259.0 259.1 258.0 261.1 0.79 7 925 680 -19.9 -24.0 70 4.1 -20.4 220 33 259.0 259.1 257.6 260.6 0.59 8 882 1028 -22.9 -31.9 44 9.0 -23.8 136 33 259.4 259.4 257.3 260.3 0.30 9 870 1127 -23.9 -32.9 43 9.0 -24.7 111 33 259.4 259.4 257.2 260.2 0.28 10 700 2661 -36.5 -43.5 48 7.0 -36.8 295 27 262.1 262.1 259.0 262.4 0.12 11 500 4940 -47.1 -51.8 59 4.7 -47.2 130 33 275.6 275.6 268.5 275.8 0.06 12 477 5251 -48.5 -53.2 58 4.7 -48.6 277.6 277.6 269.8 277.8 0.06 TRP WND Sounding variables and indices 1000-500 mb thick: 4840.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 54.62 % Est. max temperature: -12.99 C = 8.62 F Sfc-Lift cond lev (LCL): 962.21 mb = 387.30 m = 1270.67 ft T: -17.68 C 700-500 lapse rate: 4.65 C/km ThetaE index: 1.39 C Layer 940.0- 700.0 mb Conv cond level (CCL): 1005.00 mb = 62.73 m = 205.80 ft Mean mixing ratio: 0.75 g/kg Conv temperature: -20.24 C = -4.43 F Cap Strength: 2.39 C Lifted Index: 12.88 C Risk: None Lifted Index @700 mb: 2.39 C Showalter Index: 12.53 C Risk: None Total Totals Index: 34.92 C Risk: None Vertical Totals Index: 21.85 C Cross Totals Index: 13.07 C K Index: -19.18 Risk: None Sweat Index: 97.72 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.81 J/kg Max Up Vert Vel: 5.62 m/s Conv Inhibition (B-): 981.78 J/kg Cap Strength: 12.48 C Lift Cond Lev (LCL): 916.78 mb = 745.20 m = 2444.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 193 at 22 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 1008 41 40 1 -0.6 -0.8 | 14 22 -5.3 -21.8 1 1000 100 325 3 1.7 -2.5 | 7 24 -3.0 -23.5 2 925 680 220 33 21.2 25.3 | 256 17 16.5 4.3 3 850 1299 70 33 -31.0 -11.3 | 48 48 -35.7 -32.3 4 700 2661 295 27 24.5 -11.4 | 329 38 19.8 -32.4 5 500 4940 130 33 -25.3 21.2 | 90 30 -30.0 0.2 Wind Parameters Mean winds (0-6000m): 162.6 at 28.7 knts Storm direction: 192.6 at 21.5 knts Shear (0-3000m) pos: 0.0 neg: 4.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -63.4 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -1728.2 tot: -1728.2 m^2/s^2 ave: -576.1 10^-3 m/s^2 rel: -0.91 Storm rel vorticity (0-3000m) horiz: 37.8 stream: -34.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 131.18 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 ------------------------------------------------------------------------------- 500 253 13 336 19| 0.0 27.5 27.5| 0.0-208.1-208.1 -416.3 -0.95| 34.9-33.3 1000 202 22 273 4| 0.0 17.0 17.0| 0.0-449.6-449.6 -449.6 -0.91| 51.5-47.1 1500 158 26 102 15| 0.0 10.6 10.6| 0.0-933.8-933.8 -622.5 -0.90| 51.3-46.3 2000 59 27 38 45| 0.0 7.5 7.5| 0.0-1297.7-1297.7 -648.8 -0.92| 45.4-41.6 2500 17 28 15 49| 0.0 5.7 5.7| 0.0-1580.4-1580.4 -632.2 -0.92| 41.4-38.0 3000 311 28 338 42| 0.0 4.9 4.9| 0.0-1728.2-1728.2 -576.1 -0.91| 37.8-34.3 4000 251 28 299 25| 0.0 4.1 4.1| 0.0-1868.6-1868.6 -467.2 -0.89| 33.1 -29.5 5000 NO DATA | 0.0 3.7 3.7| | 6000 NO DATA | 0.0 3.7 3.7| | Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251102.12.gif