Routine Space Environment Product (Daily)
Issued by NWS

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726
FXXX04 KWNP 262201
DAYPRE

:Product: 3-day Space Weather Predictions daypre.txt
:Issued: 2026 Sep 26 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 Sep 27   2026 Sep 28   2026 Sep 29
:Geomagnetic_A_indices:
A_Fredericksburg         10             6             5
A_Planetary              10             5             5
#
# Predicted 3-hour Middle latitude k-indices
:Pred_Mid_k:
Mid/00-03UT               2             2             2
Mid/03-06UT               3             2             1
Mid/06-09UT               3             2             2
Mid/09-12UT               3             2             1
Mid/12-15UT               2             2             1
Mid/15-18UT               1             1             1
Mid/18-21UT               2             1             2
Mid/21-00UT               2             2             2
#
# Predicted 3-hour High latitude k-indices
:Pred_High_k:
High/00-03UT              2             1             1
High/03-06UT              2             2             1
High/06-09UT              3             2             1
High/09-12UT              4             3             2
High/12-15UT              3             3             1
High/15-18UT              2             0             1
High/18-21UT              1             0             1
High/21-00UT              1             1             1
#
# Probability of Geomagnetic conditions at Middle Latitude
:Prob_Mid:
Mid/Active               10             5            10
Mid/Minor_Storm           1             1             1
Mid/Major-Severe_Storm    1             1             1
#
# Probability of Geomagnetic conditions at High Latitudes
:Prob_High:
High/Active              15            15            15
High/Minor_Storm         15            15            15
High/Major-Severe_Storm  15            10            15
#
# Polar Cap Absorption Forecast
:Polar_cap:
                      green
#
# Solar
:10cm_flux:
                         95            95            95
#
:Whole_Disk_Flare_Prob:
Class_M                  10            10             5
Class_X                   1             1             1
Proton                    1             1             1
#
# Region Flare Probabilities for 2026 Sep 27
# Region     Class C      M             X             P
:Reg_Prob: 2026 Sep 26
  4533          5         1             1             1
  4534         15         1             1             1
  4535         20         1             1             1
  4536         30         5             1             1
  4537          5         1             1             1
  4538          5         1             1             1
  4542         15         1             1             1