UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for SP372... Searching the city database file for: SP372 ... Date:1200Z 30 DEC 25 Station: SP372 WMO ident: 84372 ------------------------------------------------------------------------------- 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 1001 111 23.8 22.6 93 1.2 22.9 0 0 296.9 300.0 296.1 347.5 17.50 1 1000 120 24.6 23.1 91 1.5 23.5 0 0 297.8 301.0 296.7 350.2 18.07 2 925 804 22.2 18.8 81 3.4 19.8 340 8 302.0 304.8 295.7 346.0 14.93 3 850 1536 17.6 14.5 82 3.1 15.5 95 5 304.6 306.9 294.6 341.3 12.31 4 700 3170 8.8 5.6 80 3.2 6.9 95 11 312.2 313.8 293.7 337.6 8.18 5 500 5890 -5.3 -7.9 82 2.6 -6.5 100 10 326.6 327.4 294.5 340.7 4.22 6 400 7610 -14.7 -24.7 42 10.0 -17.6 130 11 335.9 336.1 294.4 340.6 1.29 7 300 9730 -29.9 -43.9 24 14.0 -31.6 170 12 343.2 343.3 295.3 344.3 0.26 8 250 11000 -40.5 -53.5 24 13.0 -41.3 145 16 345.9 345.9 295.8 346.3 0.10 9 200 12470 -53.3 -67.3 17 14.0 -53.6 125 8 348.4 348.4 296.3 348.5 0.02 10 150 14260 -68.1 -75.1 36 7.0 -68.1 220 10 352.8 352.8 297.3 352.8 0.01 11 100 16610 -80.1 -88.1 25 8.0 -80.1 325 5 373.0 373.0 301.1 373.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 575.18 mb = 4867.59 m = 15969.59 ft Wetbulb zero: 597.07 mb = 4455.68 m = 14618.18 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 81.77 % Est. max temperature: 31.48 C = 88.67 F Sfc-Lift cond lev (LCL): 984.02 mb = 261.31 m = 857.30 ft T: 24.10 C 700-500 lapse rate: 5.18 C/km ThetaE index: 12.67 C Layer 925.0- 500.0 mb Conv cond level (CCL): 871.68 mb = 1317.97 m = 4324.00 ft Mean mixing ratio: 16.01 g/kg Conv temperature: 30.76 C = 87.36 F Cap Strength: 1.82 C Lifted Index: -1.45 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.15 C Lifted Index @700 mb: -1.12 C Showalter Index: 0.95 C Risk: Thunderstorms probable Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.80 C K Index: 34.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 194.00 Risk: None Energy Index: -0.19 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 287.11 J/kg Max Up Vert Vel: 23.96 m/s Conv Inhibition (B-): 32.91 J/kg Cap Strength: 1.82 C Lift Cond Lev (LCL): 914.67 mb = 901.20 m = 2956.67 ft Lev Free Conv (LFC): 799.67 mb = 2049.67 m = 6724.54 ft Equ Level (EL): 249.67 mb = 11008.66 m = 36117.20 ft B at Equ Level: 286.37 J/kg Max Parcel Lev (MPL): 139.67 mb = 14673.48 m = 48140.74 ft Wind level data Storm motion: 121 at 6 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 1001 111 0 0 -0.0 -0.0 | 301 6 5.6 -3.3 1 1000 120 0 0 -0.0 -0.0 | 301 6 5.6 -3.3 2 925 804 340 8 2.7 -7.5 | 322 14 8.3 -10.8 3 850 1536 95 5 -5.0 0.4 | 348 3 0.6 -2.9 4 700 3170 95 11 -11.0 1.0 | 67 6 -5.4 -2.3 5 500 5890 100 10 -9.8 1.7 | 70 5 -4.3 -1.6 6 400 7610 130 11 -8.4 7.1 | 143 5 -2.9 3.8 7 300 9730 170 12 -2.1 11.8 | 202 9 3.5 8.5 8 250 11000 145 16 -9.2 13.1 | 160 10 -3.6 9.8 9 200 12470 125 8 -6.6 4.6 | 143 2 -1.0 1.3 10 150 14260 220 10 6.4 7.7 | 250 13 12.0 4.4 11 100 16610 325 5 2.9 -4.1 | 311 11 8.4 -7.4 Wind Parameters Mean winds (0-6000m): 90.5 at 8.6 knts Storm direction: 120.5 at 6.5 knts Shear (0-3000m) pos: 1.5 neg: 1.1 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 125.1 deg Storm rel helicity (0-3000m) pos: 28.9 neg: -0.4 tot: 28.5 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 22.88 Bulk Shear: 12.55 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 ------------------------------------------------------------------------------- 500 346 3 314 9| 0.0 5.9 5.9| 6.3 0.0 6.3 12.5 0.50| 6.0 3.0 1000 349 5 322 10| 2.4 3.0 5.3| 21.5 0.0 21.5 21.5 0.55| 7.3 4.0 1500 3 5 328 10| 3.1 2.0 5.1| 24.9 -0.4 24.5 16.3 0.43| 7.3 3.1 2000 34 5 342 8| 2.3 1.4 3.7| 26.2 -0.4 25.8 12.9 0.47| 6.0 2.8 2500 59 6 356 6| 1.9 1.2 3.0| 27.6 -0.4 27.2 10.9 0.49| 5.1 2.5 3000 72 7 8 5| 1.5 1.1 2.7| 28.9 -0.4 28.5 9.5 0.50| 4.6 2.3 4000 83 8 26 5| 1.2 0.8 2.0| 29.3 -0.4 28.9 7.2 0.50| 3.5 1.8 5000 87 8 36 5| 0.9 0.7 1.6| 29.4 -0.4 29.0 5.8 0.49| 2.9 1.4 6000 91 9 44 4| 0.8 0.6 1.4| 30.3 -0.4 29.9 5.0 0.50| 2.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//SP372/skewt/SP372.skewt.20251230.12.gif