FXXX04 KWNP 192201

DAYPRE



:Product: 3-day Space Weather Predictions daypre.txt

:Issued: 2026 Mar 19 2200 UTC

# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center

# Product description and SWPC contact on the Web

# http://www.swpc.noaa.gov/wwire.html

#

#             3-day Space Weather Predictions

#

:Prediction_dates:   2026 Mar 20   2026 Mar 21   2026 Mar 22

:Geomagnetic_A_indices:

A_Fredericksburg         27            35            20

A_Planetary              44            50            30

#

# Predicted 3-hour Middle latitude k-indices

:Pred_Mid_k:

Mid/00-03UT               3             4             4

Mid/03-06UT               3             5             4

Mid/06-09UT               4             5             4

Mid/09-12UT               4             5             3

Mid/12-15UT               4             4             2

Mid/15-18UT               4             4             3

Mid/18-21UT               4             4             3

Mid/21-00UT               5             4             4

#

# Predicted 3-hour High latitude k-indices

:Pred_High_k:

High/00-03UT              3             4             4

High/03-06UT              3             5             5

High/06-09UT              5             6             5

High/09-12UT              6             6             6

High/12-15UT              6             6             4

High/15-18UT              6             6             4

High/18-21UT              6             4             4

High/21-00UT              4             3             3

#

# Probability of Geomagnetic conditions at Middle Latitude

:Prob_Mid:

Mid/Active               25            25            45

Mid/Minor_Storm          35            35            30

Mid/Major-Severe_Storm   30            35             5

#

# Probability of Geomagnetic conditions at High Latitudes

:Prob_High:

High/Active               5             5             5

High/Minor_Storm         15            15            20

High/Major-Severe_Storm  75            80            70

#

# Polar Cap Absorption Forecast

:Polar_cap:

                      green

#

# Solar

:10cm_flux:

                        105           105           100

#

:Whole_Disk_Flare_Prob:

Class_M                  15            15            15

Class_X                   1             1             1

Proton                    1             1             1

#

# Region Flare Probabilities for 2026 Mar 20

# Region     Class C      M             X             P

:Reg_Prob: 2026 Mar 19

  4392         55        10             1             1

  4397         20         5             1             1