Skip to content
Closed
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,9 @@ module maximum_hourly_diagnostics
real(kind=kind_phys), parameter ::PQ0=379.90516E0, A2A=17.2693882, A3=273.16, A4=35.86, RHmin=1.0E-6
! *DH

! Conversion from flashes per five minutes to flashes per minute.
real(kind=kind_phys), parameter :: scaling_factor = 0.2

contains

#if 0
Expand Down Expand Up @@ -195,7 +198,10 @@ subroutine lightning_threat_indices
endif

IF ( ltg1 .LT. clim1 ) ltg1 = 0.


! Scale to flashes per minue
ltg1 = ltg1 * scaling_factor

IF ( ltg1 .GT. ltg1_max(i) ) THEN
ltg1_max(i) = ltg1
ENDIF
Expand All @@ -208,14 +214,19 @@ subroutine lightning_threat_indices
ltg2 = coef2 * totice_colint(i)

IF ( ltg2 .LT. clim2 ) ltg2 = 0.

! Scale to flashes per minute
ltg2 = ltg2 * scaling_factor

IF ( ltg2 .GT. ltg2_max(i) ) THEN
ltg2_max(i) = ltg2
ENDIF

! This calculation is already in flashes per minute.
ltg3_max(i) = 0.95 * ltg1_max(i) + 0.05 * ltg2_max(i)

IF ( ltg3_max(i) .LT. clim3 ) ltg3_max(i) = 0.
! Thus, we must scale clim3. The compiler will optimize this away.
IF ( ltg3_max(i) .LT. clim3 * scaling_factor ) ltg3_max(i) = 0.
enddo

end subroutine lightning_threat_indices
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -296,23 +296,23 @@
[ltg1_max]
standard_name = lightning_threat_index_1
long_name = lightning threat index 1
units = flashes 5 min-1
units = flashes min-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = inout
[ltg2_max]
standard_name = lightning_threat_index_2
long_name = lightning threat index 2
units = flashes 5 min-1
units = flashes min-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = inout
[ltg3_max]
standard_name = lightning_threat_index_3
long_name = lightning threat index 3
units = flashes 5 min-1
units = flashes min-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
Expand Down